, 0x101, 0x10b7e1b, 0x7, 0x1, 0x2, 0x2, 0x4, 0xfff, 0x257, 0x0, 0x800, 0x2, 0x8, 0x9, 0x0, 0x2, 0x3, 0x101, 0x10001, 0x5, 0x1, 0x1000, 0x6, 0x8001, 0x3b3d, 0x4, 0x8000, 0x4, 0x6, 0x6, 0xb7, 0x8001, 0x2, 0xffffffff, 0xee7, 0x6, 0x800, 0x1ff, 0x2000000, 0x81, 0x0, 0xae, 0x7fffffff, 0x6, 0x117, 0x6, 0xfffffffc, 0x1, 0x2, 0x2, 0x65b1, 0x9, 0x3, 0x1, 0x1, 0x9, 0xfffffffe, 0x4, 0x7, 0x26]}, 0x45c) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r5, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_JOIN(r5, 0x10f, 0x87, &(0x7f0000000200)={0x40, 0x3}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000001}, 0x800) 07:25:29 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:29 executing program 3: r0 = accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x800) getsockopt$TIPC_SRC_DROPPABLE(r0, 0x10f, 0x80, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x800) (async) getsockopt$TIPC_SRC_DROPPABLE(r0, 0x10f, 0x80, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) 07:25:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x40000, 0x0) r2 = socket(0x11, 0xa, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x90, 0x0, 0x820, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\'*'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x90}, 0x1, 0x0, 0x0, 0x4000850}, 0x4) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x40000, 0x0) (async) socket(0x11, 0xa, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x90, 0x0, 0x820, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\'*'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x90}, 0x1, 0x0, 0x0, 0x4000850}, 0x4) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) (async) 07:25:29 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000140)=@name, &(0x7f0000000240)=0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4040045}, 0x0) 07:25:29 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'vlan0\x00', 0x2649}) 07:25:29 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0x1, 0x4) (async, rerun: 32) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (rerun: 32) syz_genetlink_get_family_id$gtp(&(0x7f0000000000), r2) 07:25:29 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r3, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(r3, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r3, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r4, 0x6}, 0x4}) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000100)={0x80000000, &(0x7f0000000040), &(0x7f0000000080)=[{{}, {0x80000000}}]}) r6 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r6, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(r6, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r6, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r7, 0x6}, 0x4}) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) ioctl$SIOCSIFMTU(r8, 0x8922, &(0x7f0000000180)={'veth1_to_bridge\x00', 0xf47}) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000140)={{0x80000000, r4, 0x0, [0x0, 0x7]}, {r5, r7, 0x1, [0x0, 0x5]}, 0x0, [0x8609, 0x800]}) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) ioctl$NBD_SET_SOCK(r9, 0xab00, r0) 07:25:29 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x80000, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r2, 0x80605414, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x8, 0x5, 0xcd6b}, 0x50, [0x0, 0xcf, 0x612a, 0x8, 0x5, 0xb4d, 0x8, 0x7, 0x2, 0x2, 0x6, 0xffffa798, 0x2, 0xfffff000, 0x6, 0x2, 0x5, 0xffffffff, 0x1, 0x5, 0x8, 0x56, 0x20, 0x5, 0x3, 0x7, 0x7fffffff, 0xfff, 0x1623, 0x0, 0x8, 0x80000000, 0x0, 0x8, 0x2, 0xfff, 0x6, 0xffffffff, 0xd8, 0x74, 0xec18, 0x1, 0x1f, 0x7, 0x40, 0x2, 0x80, 0x3, 0x7f, 0x8000, 0x0, 0x3, 0xe4, 0x2, 0x200, 0x0, 0x8001, 0x8, 0x100, 0x10000, 0x4, 0x9, 0x7, 0x7fff], [0x88, 0x472e, 0x1, 0x9b, 0x80000001, 0x1, 0x3, 0x0, 0x1000, 0xefc, 0x0, 0x7, 0x7, 0x48c1, 0x400, 0x5, 0x81, 0x4, 0x1, 0xffffff01, 0xa466, 0x790a, 0xa50a91a4, 0xffffffff, 0xff, 0x3ff, 0x44d48efd, 0x5, 0x6, 0xfffeffff, 0x2, 0x2, 0xfffff001, 0x8, 0x7, 0x181, 0xacf7, 0x9cf, 0x6, 0x5, 0x5, 0x5, 0xbf, 0x10001, 0x0, 0x0, 0x401, 0xda, 0xe05, 0x1f, 0xff, 0x1, 0x5, 0x2, 0x2000000, 0x0, 0xc55, 0x7, 0x9b, 0x8, 0x14000000, 0x80000000, 0x400, 0x9], [0x0, 0x9, 0x1, 0x1, 0x7, 0x100000, 0x6, 0x10000, 0x2b7d, 0x6, 0x20, 0x4, 0xfff, 0x9, 0x7, 0x9, 0x1, 0x0, 0x54c9, 0x1, 0x400, 0x5, 0x2, 0x7, 0xf9, 0xfffffa08, 0x0, 0x17a8ac3f, 0x1, 0x6, 0x0, 0x4, 0x3, 0x10001, 0x80000000, 0x3ff, 0x0, 0x38, 0x5, 0x5, 0x9, 0x2, 0x8, 0x3, 0xfffffffa, 0x5, 0xf, 0xffff3ec3, 0xfffffbff, 0x4, 0x80000001, 0x4, 0x9, 0x2afc, 0x2, 0x80, 0x1, 0x40, 0x1000, 0x4, 0x6, 0x8, 0x8, 0x8], [0x80000000, 0x6, 0x1, 0x3, 0x101, 0x10b7e1b, 0x7, 0x1, 0x2, 0x2, 0x4, 0xfff, 0x257, 0x0, 0x800, 0x2, 0x8, 0x9, 0x0, 0x2, 0x3, 0x101, 0x10001, 0x5, 0x1, 0x1000, 0x6, 0x8001, 0x3b3d, 0x4, 0x8000, 0x4, 0x6, 0x6, 0xb7, 0x8001, 0x2, 0xffffffff, 0xee7, 0x6, 0x800, 0x1ff, 0x2000000, 0x81, 0x0, 0xae, 0x7fffffff, 0x6, 0x117, 0x6, 0xfffffffc, 0x1, 0x2, 0x2, 0x65b1, 0x9, 0x3, 0x1, 0x1, 0x9, 0xfffffffe, 0x4, 0x7, 0x26]}, 0x45c) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r5, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r5, 0x10f, 0x87, &(0x7f0000000200)={0x40, 0x3}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000001}, 0x800) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x80000, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) (async) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r2, 0x80605414, &(0x7f0000000180)) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x8, 0x5, 0xcd6b}, 0x50, [0x0, 0xcf, 0x612a, 0x8, 0x5, 0xb4d, 0x8, 0x7, 0x2, 0x2, 0x6, 0xffffa798, 0x2, 0xfffff000, 0x6, 0x2, 0x5, 0xffffffff, 0x1, 0x5, 0x8, 0x56, 0x20, 0x5, 0x3, 0x7, 0x7fffffff, 0xfff, 0x1623, 0x0, 0x8, 0x80000000, 0x0, 0x8, 0x2, 0xfff, 0x6, 0xffffffff, 0xd8, 0x74, 0xec18, 0x1, 0x1f, 0x7, 0x40, 0x2, 0x80, 0x3, 0x7f, 0x8000, 0x0, 0x3, 0xe4, 0x2, 0x200, 0x0, 0x8001, 0x8, 0x100, 0x10000, 0x4, 0x9, 0x7, 0x7fff], [0x88, 0x472e, 0x1, 0x9b, 0x80000001, 0x1, 0x3, 0x0, 0x1000, 0xefc, 0x0, 0x7, 0x7, 0x48c1, 0x400, 0x5, 0x81, 0x4, 0x1, 0xffffff01, 0xa466, 0x790a, 0xa50a91a4, 0xffffffff, 0xff, 0x3ff, 0x44d48efd, 0x5, 0x6, 0xfffeffff, 0x2, 0x2, 0xfffff001, 0x8, 0x7, 0x181, 0xacf7, 0x9cf, 0x6, 0x5, 0x5, 0x5, 0xbf, 0x10001, 0x0, 0x0, 0x401, 0xda, 0xe05, 0x1f, 0xff, 0x1, 0x5, 0x2, 0x2000000, 0x0, 0xc55, 0x7, 0x9b, 0x8, 0x14000000, 0x80000000, 0x400, 0x9], [0x0, 0x9, 0x1, 0x1, 0x7, 0x100000, 0x6, 0x10000, 0x2b7d, 0x6, 0x20, 0x4, 0xfff, 0x9, 0x7, 0x9, 0x1, 0x0, 0x54c9, 0x1, 0x400, 0x5, 0x2, 0x7, 0xf9, 0xfffffa08, 0x0, 0x17a8ac3f, 0x1, 0x6, 0x0, 0x4, 0x3, 0x10001, 0x80000000, 0x3ff, 0x0, 0x38, 0x5, 0x5, 0x9, 0x2, 0x8, 0x3, 0xfffffffa, 0x5, 0xf, 0xffff3ec3, 0xfffffbff, 0x4, 0x80000001, 0x4, 0x9, 0x2afc, 0x2, 0x80, 0x1, 0x40, 0x1000, 0x4, 0x6, 0x8, 0x8, 0x8], [0x80000000, 0x6, 0x1, 0x3, 0x101, 0x10b7e1b, 0x7, 0x1, 0x2, 0x2, 0x4, 0xfff, 0x257, 0x0, 0x800, 0x2, 0x8, 0x9, 0x0, 0x2, 0x3, 0x101, 0x10001, 0x5, 0x1, 0x1000, 0x6, 0x8001, 0x3b3d, 0x4, 0x8000, 0x4, 0x6, 0x6, 0xb7, 0x8001, 0x2, 0xffffffff, 0xee7, 0x6, 0x800, 0x1ff, 0x2000000, 0x81, 0x0, 0xae, 0x7fffffff, 0x6, 0x117, 0x6, 0xfffffffc, 0x1, 0x2, 0x2, 0x65b1, 0x9, 0x3, 0x1, 0x1, 0x9, 0xfffffffe, 0x4, 0x7, 0x26]}, 0x45c) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r5, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_JOIN(r5, 0x10f, 0x87, &(0x7f0000000200)={0x40, 0x3}, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000001}, 0x800) (async) 07:25:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x40000, 0x0) (rerun: 32) r2 = socket(0x11, 0xa, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x90, 0x0, 0x820, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\'*'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x90}, 0x1, 0x0, 0x0, 0x4000850}, 0x4) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) 07:25:29 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'vlan0\x00', 0x2649}) [ 2089.434582] nbd: must specify an index to disconnect 07:25:29 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000140)=@name, &(0x7f0000000240)=0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4040045}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 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$nbd(&(0x7f00000001c0), r1) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000140)=@name, &(0x7f0000000240)=0x10) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4040045}, 0x0) (async) 07:25:29 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x20, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) 07:25:29 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async, rerun: 64) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r3, 0xc1007c01, &(0x7f0000000780)) (async, rerun: 32) ioctl$MEDIA_IOC_G_TOPOLOGY(r3, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) (rerun: 32) ioctl$MEDIA_IOC_SETUP_LINK(r3, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r4, 0x6}, 0x4}) (async, rerun: 32) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000100)={0x80000000, &(0x7f0000000040), &(0x7f0000000080)=[{{}, {0x80000000}}]}) (rerun: 32) r6 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r6, 0xc1007c01, &(0x7f0000000780)) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(r6, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r6, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r7, 0x6}, 0x4}) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) ioctl$SIOCSIFMTU(r8, 0x8922, &(0x7f0000000180)={'veth1_to_bridge\x00', 0xf47}) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000140)={{0x80000000, r4, 0x0, [0x0, 0x7]}, {r5, r7, 0x1, [0x0, 0x5]}, 0x0, [0x8609, 0x800]}) (async) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r9, 0xab00, r0) 07:25:29 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'vlan0\x00', 0x2649}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'vlan0\x00', 0x2649}) (async) 07:25:29 executing program 1: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) 07:25:29 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x20, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x20, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) (async) [ 2089.590996] nbd: must specify an index to disconnect 07:25:29 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000140)=@name, &(0x7f0000000240)=0x10) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x200, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4040045}, 0x0) 07:25:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, 0x0, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@GTPA_TID={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x801}, 0x200040c0) 07:25:29 executing program 1: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) (async) r1 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) 07:25:29 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r3, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(r3, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r3, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r4, 0x6}, 0x4}) (async, rerun: 32) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000100)={0x80000000, &(0x7f0000000040), &(0x7f0000000080)=[{{}, {0x80000000}}]}) (async, rerun: 32) r6 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r6, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(r6, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0xa, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r6, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, r7, 0x6}, 0x4}) (async) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r8, 0x8922, &(0x7f0000000180)={'veth1_to_bridge\x00', 0xf47}) (async) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000140)={{0x80000000, r4, 0x0, [0x0, 0x7]}, {r5, r7, 0x1, [0x0, 0x5]}, 0x0, [0x8609, 0x800]}) (async, rerun: 32) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r9, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r9, 0xab00, r0) 07:25:29 executing program 3: timerfd_gettime(0xffffffffffffffff, 0x0) openat$sndtimer(0xffffffffffffff9c, 0x0, 0x2) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x4000, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)) r0 = socket(0x25, 0x3, 0x7) r1 = syz_genetlink_get_family_id$gtp(&(0x7f0000000040), r0) r2 = socket$pppl2tp(0x18, 0x1, 0x1) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) syz_genetlink_get_family_id$gtp(&(0x7f0000000180), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x82100, 0x0) ioctl$SIOCSIFMTU(r4, 0x8922, &(0x7f0000000240)={'bridge_slave_0\x00', 0x7ff}) socket$inet6_sctp(0xa, 0x5, 0x84) r5 = socket(0x2c, 0x80000, 0x3ff) sendmsg$GTP_CMD_NEWPDP(r5, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="300c27cfbb85f40e7b60fdf31d533ab06dc023e54e4e2855d9a64ab7f3ea67c073c01b089991908c75", @ANYRES16=r1, @ANYBLOB="00022bbd7000fedbdf2500000000080008000400000008000100"/35, @ANYRES32=0x0, @ANYRESOCT=r1], 0x3c}, 0x1, 0x0, 0x0, 0x44851}, 0xc000) ioctl$SIOCSIFMTU(r2, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x9}) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:29 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x20, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) 07:25:29 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, 0x0, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@GTPA_TID={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x801}, 0x200040c0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, 0x0, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@GTPA_TID={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x801}, 0x200040c0) (async) [ 2089.787643] nbd: must specify an index to disconnect 07:25:29 executing program 1: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$PPPOEIOCDFWD(r0, 0xb101, 0x0) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r2, 0x111, 0x3, 0x1, 0x4) (async) 07:25:29 executing program 3: timerfd_gettime(0xffffffffffffffff, 0x0) (async) openat$sndtimer(0xffffffffffffff9c, 0x0, 0x2) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x4000, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)) (async) r0 = socket(0x25, 0x3, 0x7) r1 = syz_genetlink_get_family_id$gtp(&(0x7f0000000040), r0) (async) r2 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$gtp(&(0x7f0000000180), r3) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x82100, 0x0) ioctl$SIOCSIFMTU(r4, 0x8922, &(0x7f0000000240)={'bridge_slave_0\x00', 0x7ff}) (async) socket$inet6_sctp(0xa, 0x5, 0x84) (async) r5 = socket(0x2c, 0x80000, 0x3ff) sendmsg$GTP_CMD_NEWPDP(r5, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="300c27cfbb85f40e7b60fdf31d533ab06dc023e54e4e2855d9a64ab7f3ea67c073c01b089991908c75", @ANYRES16=r1, @ANYBLOB="00022bbd7000fedbdf2500000000080008000400000008000100"/35, @ANYRES32=0x0, @ANYRESOCT=r1], 0x3c}, 0x1, 0x0, 0x0, 0x44851}, 0xc000) (async) ioctl$SIOCSIFMTU(r2, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x9}) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:29 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'macsec0\x00', 0x3}) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x88000, 0x0) setsockopt$TIPC_MCAST_BROADCAST(r0, 0x10f, 0x85) r1 = socket(0x2c, 0x2, 0x8) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'batadv_slave_1\x00'}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$pppoe(0x18, 0x1, 0x0) bind$tipc(r2, 0x0, 0x0) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r3, 0xc0086421, &(0x7f00000001c0)={0x0, 0x3}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socket$tipc(0x1e, 0x2, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffffffffffe58) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)={0x0}) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000080)="81b156ea6a560219b764dddb2b3fe551376c9d070558b415fbf97fede437bb00412b834f3fc1f4a64070143de43b17800da8c39a0fd4b77955a8c242f4c4f997bfd117309da91e99543691146cd972c15d42e513e306fa81961087cdd4ba34586818495e416a3e3e103971075964b55264507b3be30addf60e5f5a55ed48fc6902f5ec5fca") ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000040)={r2, 0x1}) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, 0x0, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@GTPA_TID={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x801}, 0x200040c0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) sendmsg$GTP_CMD_NEWPDP(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, 0x0, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@GTPA_TID={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x801}, 0x200040c0) (async) 07:25:30 executing program 3: timerfd_gettime(0xffffffffffffffff, 0x0) (async) openat$sndtimer(0xffffffffffffff9c, 0x0, 0x2) (async) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x4000, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)) (async) r0 = socket(0x25, 0x3, 0x7) r1 = syz_genetlink_get_family_id$gtp(&(0x7f0000000040), r0) (async) r2 = socket$pppl2tp(0x18, 0x1, 0x1) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$gtp(&(0x7f0000000180), r3) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x82100, 0x0) ioctl$SIOCSIFMTU(r4, 0x8922, &(0x7f0000000240)={'bridge_slave_0\x00', 0x7ff}) socket$inet6_sctp(0xa, 0x5, 0x84) (async) r5 = socket(0x2c, 0x80000, 0x3ff) sendmsg$GTP_CMD_NEWPDP(r5, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="300c27cfbb85f40e7b60fdf31d533ab06dc023e54e4e2855d9a64ab7f3ea67c073c01b089991908c75", @ANYRES16=r1, @ANYBLOB="00022bbd7000fedbdf2500000000080008000400000008000100"/35, @ANYRES32=0x0, @ANYRESOCT=r1], 0x3c}, 0x1, 0x0, 0x0, 0x44851}, 0xc000) (async) ioctl$SIOCSIFMTU(r2, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x9}) (async) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffffffffffe58) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)={0x0}) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000080)="81b156ea6a560219b764dddb2b3fe551376c9d070558b415fbf97fede437bb00412b834f3fc1f4a64070143de43b17800da8c39a0fd4b77955a8c242f4c4f997bfd117309da91e99543691146cd972c15d42e513e306fa81961087cdd4ba34586818495e416a3e3e103971075964b55264507b3be30addf60e5f5a55ed48fc6902f5ec5fca") ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000040)={r2, 0x1}) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffffffffffe58) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) (async) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000080)="81b156ea6a560219b764dddb2b3fe551376c9d070558b415fbf97fede437bb00412b834f3fc1f4a64070143de43b17800da8c39a0fd4b77955a8c242f4c4f997bfd117309da91e99543691146cd972c15d42e513e306fa81961087cdd4ba34586818495e416a3e3e103971075964b55264507b3be30addf60e5f5a55ed48fc6902f5ec5fca") (async) ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000040)={r2, 0x1}) (async) 07:25:30 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'macsec0\x00', 0x3}) (async) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x88000, 0x0) setsockopt$TIPC_MCAST_BROADCAST(r0, 0x10f, 0x85) r1 = socket(0x2c, 0x2, 0x8) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'batadv_slave_1\x00'}) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$pppoe(0x18, 0x1, 0x0) bind$tipc(r2, 0x0, 0x0) (async) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r3, 0xc0086421, &(0x7f00000001c0)={0x0, 0x3}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)) (async) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000000)={0x1f, 0xe70, @any, 0x8}, 0xe) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x28, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}}, 0x0) 07:25:30 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x15, 0xa, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'veth1_to_hsr\x00', 0x8}) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socket$tipc(0x1e, 0x2, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:30 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'macsec0\x00', 0x3}) r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x88000, 0x0) setsockopt$TIPC_MCAST_BROADCAST(r0, 0x10f, 0x85) r1 = socket(0x2c, 0x2, 0x8) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'batadv_slave_1\x00'}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$pppoe(0x18, 0x1, 0x0) bind$tipc(r2, 0x0, 0x0) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) ioctl$DRM_IOCTL_RM_CTX(r3, 0xc0086421, &(0x7f00000001c0)={0x0, 0x3}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'macsec0\x00', 0x3}) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x88000, 0x0) (async) setsockopt$TIPC_MCAST_BROADCAST(r0, 0x10f, 0x85) (async) socket(0x2c, 0x2, 0x8) (async) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'batadv_slave_1\x00'}) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000140)) (async) openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) socket$pppoe(0x18, 0x1, 0x0) (async) bind$tipc(r2, 0x0, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0) (async) ioctl$DRM_IOCTL_RM_CTX(r3, 0xc0086421, &(0x7f00000001c0)={0x0, 0x3}) (async) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) (async) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000000)={0x1f, 0xe70, @any, 0x8}, 0xe) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x28, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}}, 0x0) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 64) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (rerun: 64) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffffffffffe58) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)={0x0}) (async) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000080)="81b156ea6a560219b764dddb2b3fe551376c9d070558b415fbf97fede437bb00412b834f3fc1f4a64070143de43b17800da8c39a0fd4b77955a8c242f4c4f997bfd117309da91e99543691146cd972c15d42e513e306fa81961087cdd4ba34586818495e416a3e3e103971075964b55264507b3be30addf60e5f5a55ed48fc6902f5ec5fca") ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000040)={r2, 0x1}) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r1, &(0x7f0000000000)={0x1f, 0xe70, @any, 0x8}, 0xe) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x28, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) (async) connect$bt_l2cap(r1, &(0x7f0000000000)={0x1f, 0xe70, @any, 0x8}, 0xe) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x28, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}}, 0x0) (async) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) socket$tipc(0x1e, 0x2, 0x0) (async, rerun: 32) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (rerun: 32) 07:25:30 executing program 4: openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) 07:25:30 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x15, 0xa, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'veth1_to_hsr\x00', 0x8}) 07:25:30 executing program 4: openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:30 executing program 5: r0 = msgget$private(0x0, 0x3a4) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) r2 = syz_clone(0xa1811180, &(0x7f0000000200)="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", 0xfc, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="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") msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000001380)={{0x0, 0xee00, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0x21, 0xd5c3}, 0x0, 0x0, 0x2, 0x6, 0x1, 0x4, 0x14d2a614, 0x1, 0xda61, 0x8, r1, r2}) msgctl$MSG_INFO(r0, 0xc, &(0x7f0000000040)=""/79) msgctl$IPC_INFO(r0, 0x3, &(0x7f00000000c0)=""/134) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000180), &(0x7f00000001c0)=0x4) sched_rr_get_interval(r2, &(0x7f0000002580)) r4 = syz_clone(0xc1812000, &(0x7f0000001400)="c65bc67831e60b91eec82fb70493096233a91c8d6c03707fb3f2fef56a54e9e3bc6db05dcb25bd311cb2c8c427e483833d0802154c6d373112d7980fc412a68dfc8ebcafd996857fba96d5b1bf7b889bd668211cb7ddc097db748bcdd01c6405feefd8e3a7dc717837e19bcdda9739aa1f8394dfc1387a11cfa596e5c07b6be8a9dee8425c385a76aff7183e932198817daf05e0009788254e8069f1ff6685ca1eaaa8fc965dcd39ad67fa915f2be2850e30b504b6d66e23d2cddd408e02a6c121fe94b3be856a9efa59f021519dafc57f40b046b2f36607270b4a25c6bfc62833", 0xe1, &(0x7f0000001500), &(0x7f0000001540), &(0x7f0000001580)="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") ptrace$setopts(0x4206, r4, 0x1000, 0x4a) 07:25:30 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x15, 0xa, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'veth1_to_hsr\x00', 0x8}) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0xe34, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa935}]}, 0x2c}}, 0x0) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) (async) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:30 executing program 5: r0 = msgget$private(0x0, 0x3a4) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) r2 = syz_clone(0xa1811180, &(0x7f0000000200)="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", 0xfc, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="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") msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000001380)={{0x0, 0xee00, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0x21, 0xd5c3}, 0x0, 0x0, 0x2, 0x6, 0x1, 0x4, 0x14d2a614, 0x1, 0xda61, 0x8, r1, r2}) msgctl$MSG_INFO(r0, 0xc, &(0x7f0000000040)=""/79) msgctl$IPC_INFO(r0, 0x3, &(0x7f00000000c0)=""/134) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000180), &(0x7f00000001c0)=0x4) sched_rr_get_interval(r2, &(0x7f0000002580)) r4 = syz_clone(0xc1812000, &(0x7f0000001400)="c65bc67831e60b91eec82fb70493096233a91c8d6c03707fb3f2fef56a54e9e3bc6db05dcb25bd311cb2c8c427e483833d0802154c6d373112d7980fc412a68dfc8ebcafd996857fba96d5b1bf7b889bd668211cb7ddc097db748bcdd01c6405feefd8e3a7dc717837e19bcdda9739aa1f8394dfc1387a11cfa596e5c07b6be8a9dee8425c385a76aff7183e932198817daf05e0009788254e8069f1ff6685ca1eaaa8fc965dcd39ad67fa915f2be2850e30b504b6d66e23d2cddd408e02a6c121fe94b3be856a9efa59f021519dafc57f40b046b2f36607270b4a25c6bfc62833", 0xe1, &(0x7f0000001500), &(0x7f0000001540), &(0x7f0000001580)="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") ptrace$setopts(0x4206, r4, 0x1000, 0x4a) msgget$private(0x0, 0x3a4) (async) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_open_procfs$namespace(r1, 0x0) (async) syz_clone(0xa1811180, &(0x7f0000000200)="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", 0xfc, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="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") (async) msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000001380)={{0x0, 0xee00, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0x21, 0xd5c3}, 0x0, 0x0, 0x2, 0x6, 0x1, 0x4, 0x14d2a614, 0x1, 0xda61, 0x8, r1, r2}) (async) msgctl$MSG_INFO(r0, 0xc, &(0x7f0000000040)=""/79) (async) msgctl$IPC_INFO(r0, 0x3, &(0x7f00000000c0)=""/134) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000180), &(0x7f00000001c0)=0x4) (async) sched_rr_get_interval(r2, &(0x7f0000002580)) (async) syz_clone(0xc1812000, &(0x7f0000001400)="c65bc67831e60b91eec82fb70493096233a91c8d6c03707fb3f2fef56a54e9e3bc6db05dcb25bd311cb2c8c427e483833d0802154c6d373112d7980fc412a68dfc8ebcafd996857fba96d5b1bf7b889bd668211cb7ddc097db748bcdd01c6405feefd8e3a7dc717837e19bcdda9739aa1f8394dfc1387a11cfa596e5c07b6be8a9dee8425c385a76aff7183e932198817daf05e0009788254e8069f1ff6685ca1eaaa8fc965dcd39ad67fa915f2be2850e30b504b6d66e23d2cddd408e02a6c121fe94b3be856a9efa59f021519dafc57f40b046b2f36607270b4a25c6bfc62833", 0xe1, &(0x7f0000001500), &(0x7f0000001540), &(0x7f0000001580)="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") (async) ptrace$setopts(0x4206, r4, 0x1000, 0x4a) (async) 07:25:30 executing program 4: openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0xe34, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa935}]}, 0x2c}}, 0x0) 07:25:30 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4b) socket$nl_generic(0x10, 0x3, 0x10) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0xe34, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa935}]}, 0x2c}}, 0x0) 07:25:30 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4b) (async) socket$nl_generic(0x10, 0x3, 0x10) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair(0x23, 0x4, 0x1000, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000040)={'batadv_slave_1\x00'}) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) (async) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="50000320", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}, 0x1, 0x0, 0x0, 0x24048885}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40c178f5abce792a, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x94, r3, 0x1, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x48eaa483}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\'+{((-]'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6b30}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x94}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000001) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r9 = socket(0x26, 0x1, 0x6) r10 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r10, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="100025bd7000fbdbdf250500000006000a000c00020000000000000000001400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="2c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x4008080) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) socket(0x27, 0x2, 0x8) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$PPPIOCGL2TPSTATS(r1, 0x80487436, &(0x7f0000000000)="f5c4046d03555129c5eef982eaac9a60a2b7e8e9cae913ff0f2c0e3799925b68b6489a10c0ee9e66d011e1c605f4b0a20d721a718cb1707654c58e356167543eff7cd89607ac17ce012d8932ff53e99e16b353b632e1cc9ca8f35294efb292c11841d8f04060cbc38d6bf51c61ba08979d931f67cb22faa77ff885e345339b12db14a6775c07deaab1937ddde86e77052bc6389ccb57a649680392d52294150c4c8e6016c483fdfc7f8457a28f065fed600cbad215b336b348637555766f050528ee121009") setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) socketpair(0x23, 0x4, 0x1000, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000040)={'batadv_slave_1\x00'}) 07:25:30 executing program 5: r0 = msgget$private(0x0, 0x3a4) (async) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) r2 = syz_clone(0xa1811180, &(0x7f0000000200)="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", 0xfc, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="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") msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000001380)={{0x0, 0xee00, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0x21, 0xd5c3}, 0x0, 0x0, 0x2, 0x6, 0x1, 0x4, 0x14d2a614, 0x1, 0xda61, 0x8, r1, r2}) (async) msgctl$MSG_INFO(r0, 0xc, &(0x7f0000000040)=""/79) (async) msgctl$IPC_INFO(r0, 0x3, &(0x7f00000000c0)=""/134) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000180), &(0x7f00000001c0)=0x4) (async) sched_rr_get_interval(r2, &(0x7f0000002580)) (async) r4 = syz_clone(0xc1812000, &(0x7f0000001400)="c65bc67831e60b91eec82fb70493096233a91c8d6c03707fb3f2fef56a54e9e3bc6db05dcb25bd311cb2c8c427e483833d0802154c6d373112d7980fc412a68dfc8ebcafd996857fba96d5b1bf7b889bd668211cb7ddc097db748bcdd01c6405feefd8e3a7dc717837e19bcdda9739aa1f8394dfc1387a11cfa596e5c07b6be8a9dee8425c385a76aff7183e932198817daf05e0009788254e8069f1ff6685ca1eaaa8fc965dcd39ad67fa915f2be2850e30b504b6d66e23d2cddd408e02a6c121fe94b3be856a9efa59f021519dafc57f40b046b2f36607270b4a25c6bfc62833", 0xe1, &(0x7f0000001500), &(0x7f0000001540), &(0x7f0000001580)="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") ptrace$setopts(0x4206, r4, 0x1000, 0x4a) 07:25:30 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4b) socket$nl_generic(0x10, 0x3, 0x10) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4b) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) (async) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="50000320", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}, 0x1, 0x0, 0x0, 0x24048885}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) (async) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40c178f5abce792a, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x94, r3, 0x1, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x48eaa483}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\'+{((-]'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6b30}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x94}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000001) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r9 = socket(0x26, 0x1, 0x6) (async) r10 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r10, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="100025bd7000fbdbdf250500000006000a000c00020000000000000000001400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="2c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x4008080) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 32) socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 32) socket(0x27, 0x2, 0x8) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$PPPIOCGL2TPSTATS(r1, 0x80487436, &(0x7f0000000000)="f5c4046d03555129c5eef982eaac9a60a2b7e8e9cae913ff0f2c0e3799925b68b6489a10c0ee9e66d011e1c605f4b0a20d721a718cb1707654c58e356167543eff7cd89607ac17ce012d8932ff53e99e16b353b632e1cc9ca8f35294efb292c11841d8f04060cbc38d6bf51c61ba08979d931f67cb22faa77ff885e345339b12db14a6775c07deaab1937ddde86e77052bc6389ccb57a649680392d52294150c4c8e6016c483fdfc7f8457a28f065fed600cbad215b336b348637555766f050528ee121009") (async, rerun: 64) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (rerun: 64) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) socketpair(0x23, 0x4, 0x1000, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000040)={'batadv_slave_1\x00'}) 07:25:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="50000320", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}, 0x1, 0x0, 0x0, 0x24048885}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) (async) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40c178f5abce792a, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x94, r3, 0x1, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x48eaa483}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\'+{((-]'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6b30}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x94}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000001) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r9 = socket(0x26, 0x1, 0x6) (async) r10 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r10, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="100025bd7000fbdbdf250500000006000a000c00020000000000000000001400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="2c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x64}, 0x1, 0x0, 0x0, 0x4000}, 0x4008080) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x3, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x9}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) accept4$tipc(r2, &(0x7f0000000000)=@id, &(0x7f0000000080)=0x10, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r4, 0x40096101, &(0x7f0000000140)={{}, 0xcd}) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x602801, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r2, 0x10f, 0x80, &(0x7f0000000040)=0xffffffff, 0xbaad) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) getsockopt$TIPC_IMPORTANCE(r5, 0x10f, 0x7f, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 07:25:30 executing program 3: getpeername$tipc(0xffffffffffffffff, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) r0 = socket$pppl2tp(0x18, 0x1, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xc3) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f00000000c0)={'team_slave_0\x00', 0x120}) getpeername$tipc(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000100)=0x10) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x9, 0x628, 0x2}, 0x3c, [0x400, 0x4, 0x95, 0x93, 0x15d, 0x14, 0x7, 0x2, 0x0, 0xfffffe00, 0x1, 0x9, 0x1, 0x7, 0x10000, 0x4, 0x400, 0x80000000, 0x8000, 0x1000, 0x5, 0x6, 0x1f, 0xffff, 0x7, 0x9, 0x0, 0x40, 0x1, 0x2, 0x8, 0x400, 0x5, 0x2, 0x5, 0x9, 0x6, 0x6, 0x938b, 0x5f42, 0x0, 0x6, 0x10001, 0x7fff, 0x6, 0xffff, 0x1, 0xff, 0x20, 0x0, 0x10001, 0xffff, 0x401, 0x80000001, 0x2, 0x400, 0x5278, 0xd93, 0x8000, 0x1, 0xcdda, 0x0, 0x8, 0x2], [0x1, 0x200, 0x8, 0x4, 0x9, 0x4, 0x9, 0x1, 0x80000000, 0x373, 0xffff, 0x9, 0x8, 0x3454, 0x6, 0x5, 0x9, 0xfffffffd, 0xfffff000, 0x9, 0x6, 0x32, 0x6, 0x20, 0x0, 0x1, 0x2, 0xbc4, 0x1, 0x7, 0x8001, 0x1ff, 0x0, 0x80000000, 0x2, 0x7, 0x9, 0x8, 0x0, 0x92da, 0x100, 0x10000, 0x6, 0xfffffffb, 0x4, 0x4, 0x8, 0xff, 0x5, 0x10001, 0x8, 0x7, 0x80, 0x4, 0x5, 0x10000, 0x2, 0xcb, 0xffffff35, 0x15, 0xff, 0xff, 0x40, 0x1f], [0x8, 0x5, 0x990, 0xffffffff, 0x1, 0x5, 0x3, 0x1, 0x3f, 0x1, 0x2, 0x2, 0x6, 0x81, 0x8000, 0xdcd8, 0x2, 0xff, 0x6, 0x7, 0xfffff801, 0x8001, 0x5324, 0x1, 0x0, 0x5, 0x2, 0x5, 0x4, 0x1, 0xcc, 0x1, 0x8, 0x7, 0x1, 0xf2f4, 0x0, 0x10000, 0xbe, 0x3f, 0x388, 0x44a8, 0x3f, 0x7, 0x9, 0x5, 0x1, 0x9, 0x8, 0x4, 0x8, 0x8, 0x1d, 0x120, 0x7fff, 0x800000, 0xffffffff, 0x5, 0x85f1, 0x5, 0x8001, 0x9, 0x3, 0x3], [0xfffffffa, 0x8, 0x1000, 0xfffffffb, 0xfff, 0x81, 0x8001, 0x1ee, 0x370e2592, 0x80000001, 0x80, 0x5, 0x80, 0x8, 0x1f, 0xffff, 0xfffffffa, 0xfffffffd, 0x1, 0x28f5, 0x1f, 0x0, 0xf01, 0x9, 0x7, 0x1, 0x0, 0x6, 0x6, 0xa6, 0x8, 0x1f, 0x3, 0x6, 0x8, 0x3, 0x80, 0xfff, 0x1, 0x449, 0x5, 0x2, 0x9, 0x9, 0xff, 0x40, 0xb6, 0x9, 0x1, 0xe1, 0x2, 0x8, 0x2, 0x71, 0x800, 0x5, 0x2, 0x7, 0x6, 0xe9, 0x726b, 0x1, 0x6, 0x5]}, 0x45c) socket(0xf, 0x5, 0xffff) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000140)) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0)={0x41, 0x3}, 0x10) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x3, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x9}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) accept4$tipc(r2, &(0x7f0000000000)=@id, &(0x7f0000000080)=0x10, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r4, 0x40096101, &(0x7f0000000140)={{}, 0xcd}) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x602801, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r2, 0x10f, 0x80, &(0x7f0000000040)=0xffffffff, 0xbaad) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) getsockopt$TIPC_IMPORTANCE(r5, 0x10f, 0x7f, &(0x7f00000001c0), &(0x7f0000000200)=0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x3, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x9}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0x4) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) accept4$tipc(r2, &(0x7f0000000000)=@id, &(0x7f0000000080)=0x10, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) (async) ioctl$IOCTL_STOP_ACCEL_DEV(r4, 0x40096101, &(0x7f0000000140)={{}, 0xcd}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x602801, 0x0) (async) setsockopt$TIPC_SRC_DROPPABLE(r2, 0x10f, 0x80, &(0x7f0000000040)=0xffffffff, 0xbaad) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) (async) getsockopt$TIPC_IMPORTANCE(r5, 0x10f, 0x7f, &(0x7f00000001c0), &(0x7f0000000200)=0x4) (async) 07:25:30 executing program 3: getpeername$tipc(0xffffffffffffffff, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) r0 = socket$pppl2tp(0x18, 0x1, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xc3) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f00000000c0)={'team_slave_0\x00', 0x120}) (async, rerun: 64) getpeername$tipc(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000100)=0x10) (rerun: 64) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000140)) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0)={0x41, 0x3}, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000140)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0)={0x41, 0x3}, 0x10) (async) 07:25:30 executing program 0: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, 0x0, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xef6}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400c840}, 0x8000) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x27) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x141001, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000140)={r2, 0x20}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x2, 0x800}, 0xc, &(0x7f0000000340)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd700000000000020001000c0004000800"/38], 0x2c}}, 0x800) 07:25:30 executing program 3: getpeername$tipc(0xffffffffffffffff, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) r0 = socket$pppl2tp(0x18, 0x1, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xc3) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f00000000c0)={'team_slave_0\x00', 0x120}) getpeername$tipc(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000100)=0x10) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 64) socket(0x27, 0x2, 0x8) (async, rerun: 64) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$PPPIOCGL2TPSTATS(r1, 0x80487436, &(0x7f0000000000)="f5c4046d03555129c5eef982eaac9a60a2b7e8e9cae913ff0f2c0e3799925b68b6489a10c0ee9e66d011e1c605f4b0a20d721a718cb1707654c58e356167543eff7cd89607ac17ce012d8932ff53e99e16b353b632e1cc9ca8f35294efb292c11841d8f04060cbc38d6bf51c61ba08979d931f67cb22faa77ff885e345339b12db14a6775c07deaab1937ddde86e77052bc6389ccb57a649680392d52294150c4c8e6016c483fdfc7f8457a28f065fed600cbad215b336b348637555766f050528ee121009") (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (rerun: 32) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x9, 0x628, 0x2}, 0x3c, [0x400, 0x4, 0x95, 0x93, 0x15d, 0x14, 0x7, 0x2, 0x0, 0xfffffe00, 0x1, 0x9, 0x1, 0x7, 0x10000, 0x4, 0x400, 0x80000000, 0x8000, 0x1000, 0x5, 0x6, 0x1f, 0xffff, 0x7, 0x9, 0x0, 0x40, 0x1, 0x2, 0x8, 0x400, 0x5, 0x2, 0x5, 0x9, 0x6, 0x6, 0x938b, 0x5f42, 0x0, 0x6, 0x10001, 0x7fff, 0x6, 0xffff, 0x1, 0xff, 0x20, 0x0, 0x10001, 0xffff, 0x401, 0x80000001, 0x2, 0x400, 0x5278, 0xd93, 0x8000, 0x1, 0xcdda, 0x0, 0x8, 0x2], [0x1, 0x200, 0x8, 0x4, 0x9, 0x4, 0x9, 0x1, 0x80000000, 0x373, 0xffff, 0x9, 0x8, 0x3454, 0x6, 0x5, 0x9, 0xfffffffd, 0xfffff000, 0x9, 0x6, 0x32, 0x6, 0x20, 0x0, 0x1, 0x2, 0xbc4, 0x1, 0x7, 0x8001, 0x1ff, 0x0, 0x80000000, 0x2, 0x7, 0x9, 0x8, 0x0, 0x92da, 0x100, 0x10000, 0x6, 0xfffffffb, 0x4, 0x4, 0x8, 0xff, 0x5, 0x10001, 0x8, 0x7, 0x80, 0x4, 0x5, 0x10000, 0x2, 0xcb, 0xffffff35, 0x15, 0xff, 0xff, 0x40, 0x1f], [0x8, 0x5, 0x990, 0xffffffff, 0x1, 0x5, 0x3, 0x1, 0x3f, 0x1, 0x2, 0x2, 0x6, 0x81, 0x8000, 0xdcd8, 0x2, 0xff, 0x6, 0x7, 0xfffff801, 0x8001, 0x5324, 0x1, 0x0, 0x5, 0x2, 0x5, 0x4, 0x1, 0xcc, 0x1, 0x8, 0x7, 0x1, 0xf2f4, 0x0, 0x10000, 0xbe, 0x3f, 0x388, 0x44a8, 0x3f, 0x7, 0x9, 0x5, 0x1, 0x9, 0x8, 0x4, 0x8, 0x8, 0x1d, 0x120, 0x7fff, 0x800000, 0xffffffff, 0x5, 0x85f1, 0x5, 0x8001, 0x9, 0x3, 0x3], [0xfffffffa, 0x8, 0x1000, 0xfffffffb, 0xfff, 0x81, 0x8001, 0x1ee, 0x370e2592, 0x80000001, 0x80, 0x5, 0x80, 0x8, 0x1f, 0xffff, 0xfffffffa, 0xfffffffd, 0x1, 0x28f5, 0x1f, 0x0, 0xf01, 0x9, 0x7, 0x1, 0x0, 0x6, 0x6, 0xa6, 0x8, 0x1f, 0x3, 0x6, 0x8, 0x3, 0x80, 0xfff, 0x1, 0x449, 0x5, 0x2, 0x9, 0x9, 0xff, 0x40, 0xb6, 0x9, 0x1, 0xe1, 0x2, 0x8, 0x2, 0x71, 0x800, 0x5, 0x2, 0x7, 0x6, 0xe9, 0x726b, 0x1, 0x6, 0x5]}, 0x45c) socket(0xf, 0x5, 0xffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x9, 0x628, 0x2}, 0x3c, [0x400, 0x4, 0x95, 0x93, 0x15d, 0x14, 0x7, 0x2, 0x0, 0xfffffe00, 0x1, 0x9, 0x1, 0x7, 0x10000, 0x4, 0x400, 0x80000000, 0x8000, 0x1000, 0x5, 0x6, 0x1f, 0xffff, 0x7, 0x9, 0x0, 0x40, 0x1, 0x2, 0x8, 0x400, 0x5, 0x2, 0x5, 0x9, 0x6, 0x6, 0x938b, 0x5f42, 0x0, 0x6, 0x10001, 0x7fff, 0x6, 0xffff, 0x1, 0xff, 0x20, 0x0, 0x10001, 0xffff, 0x401, 0x80000001, 0x2, 0x400, 0x5278, 0xd93, 0x8000, 0x1, 0xcdda, 0x0, 0x8, 0x2], [0x1, 0x200, 0x8, 0x4, 0x9, 0x4, 0x9, 0x1, 0x80000000, 0x373, 0xffff, 0x9, 0x8, 0x3454, 0x6, 0x5, 0x9, 0xfffffffd, 0xfffff000, 0x9, 0x6, 0x32, 0x6, 0x20, 0x0, 0x1, 0x2, 0xbc4, 0x1, 0x7, 0x8001, 0x1ff, 0x0, 0x80000000, 0x2, 0x7, 0x9, 0x8, 0x0, 0x92da, 0x100, 0x10000, 0x6, 0xfffffffb, 0x4, 0x4, 0x8, 0xff, 0x5, 0x10001, 0x8, 0x7, 0x80, 0x4, 0x5, 0x10000, 0x2, 0xcb, 0xffffff35, 0x15, 0xff, 0xff, 0x40, 0x1f], [0x8, 0x5, 0x990, 0xffffffff, 0x1, 0x5, 0x3, 0x1, 0x3f, 0x1, 0x2, 0x2, 0x6, 0x81, 0x8000, 0xdcd8, 0x2, 0xff, 0x6, 0x7, 0xfffff801, 0x8001, 0x5324, 0x1, 0x0, 0x5, 0x2, 0x5, 0x4, 0x1, 0xcc, 0x1, 0x8, 0x7, 0x1, 0xf2f4, 0x0, 0x10000, 0xbe, 0x3f, 0x388, 0x44a8, 0x3f, 0x7, 0x9, 0x5, 0x1, 0x9, 0x8, 0x4, 0x8, 0x8, 0x1d, 0x120, 0x7fff, 0x800000, 0xffffffff, 0x5, 0x85f1, 0x5, 0x8001, 0x9, 0x3, 0x3], [0xfffffffa, 0x8, 0x1000, 0xfffffffb, 0xfff, 0x81, 0x8001, 0x1ee, 0x370e2592, 0x80000001, 0x80, 0x5, 0x80, 0x8, 0x1f, 0xffff, 0xfffffffa, 0xfffffffd, 0x1, 0x28f5, 0x1f, 0x0, 0xf01, 0x9, 0x7, 0x1, 0x0, 0x6, 0x6, 0xa6, 0x8, 0x1f, 0x3, 0x6, 0x8, 0x3, 0x80, 0xfff, 0x1, 0x449, 0x5, 0x2, 0x9, 0x9, 0xff, 0x40, 0xb6, 0x9, 0x1, 0xe1, 0x2, 0x8, 0x2, 0x71, 0x800, 0x5, 0x2, 0x7, 0x6, 0xe9, 0x726b, 0x1, 0x6, 0x5]}, 0x45c) (async) socket(0xf, 0x5, 0xffff) (async) 07:25:30 executing program 0: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, 0x0, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xef6}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400c840}, 0x8000) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x27) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x141001, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000140)={r2, 0x20}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x2, 0x800}, 0xc, &(0x7f0000000340)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd700000000000020001000c0004000800"/38], 0x2c}}, 0x800) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, 0x0, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xef6}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400c840}, 0x8000) (async) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x27) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x141001, 0x0) (async) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)) (async) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000140)={r2, 0x20}) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x2, 0x800}, 0xc, &(0x7f0000000340)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd700000000000020001000c0004000800"/38], 0x2c}}, 0x800) (async) 07:25:30 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async, rerun: 64) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000140)) (async, rerun: 64) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0)={0x41, 0x3}, 0x10) 07:25:30 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x3, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x9}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) accept4$tipc(r2, &(0x7f0000000000)=@id, &(0x7f0000000080)=0x10, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r4, 0x40096101, &(0x7f0000000140)={{}, 0xcd}) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x602801, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r2, 0x10f, 0x80, &(0x7f0000000040)=0xffffffff, 0xbaad) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) getsockopt$TIPC_IMPORTANCE(r5, 0x10f, 0x7f, &(0x7f00000001c0), &(0x7f0000000200)=0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x3, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x9}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0x4) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) accept4$tipc(r2, &(0x7f0000000000)=@id, &(0x7f0000000080)=0x10, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) (async) ioctl$IOCTL_STOP_ACCEL_DEV(r4, 0x40096101, &(0x7f0000000140)={{}, 0xcd}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x602801, 0x0) (async) setsockopt$TIPC_SRC_DROPPABLE(r2, 0x10f, 0x80, &(0x7f0000000040)=0xffffffff, 0xbaad) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x1, 0x0) (async) getsockopt$TIPC_IMPORTANCE(r5, 0x10f, 0x7f, &(0x7f00000001c0), &(0x7f0000000200)=0x4) (async) 07:25:30 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000), 0x4) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x4) 07:25:30 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x9, 0x628, 0x2}, 0x3c, [0x400, 0x4, 0x95, 0x93, 0x15d, 0x14, 0x7, 0x2, 0x0, 0xfffffe00, 0x1, 0x9, 0x1, 0x7, 0x10000, 0x4, 0x400, 0x80000000, 0x8000, 0x1000, 0x5, 0x6, 0x1f, 0xffff, 0x7, 0x9, 0x0, 0x40, 0x1, 0x2, 0x8, 0x400, 0x5, 0x2, 0x5, 0x9, 0x6, 0x6, 0x938b, 0x5f42, 0x0, 0x6, 0x10001, 0x7fff, 0x6, 0xffff, 0x1, 0xff, 0x20, 0x0, 0x10001, 0xffff, 0x401, 0x80000001, 0x2, 0x400, 0x5278, 0xd93, 0x8000, 0x1, 0xcdda, 0x0, 0x8, 0x2], [0x1, 0x200, 0x8, 0x4, 0x9, 0x4, 0x9, 0x1, 0x80000000, 0x373, 0xffff, 0x9, 0x8, 0x3454, 0x6, 0x5, 0x9, 0xfffffffd, 0xfffff000, 0x9, 0x6, 0x32, 0x6, 0x20, 0x0, 0x1, 0x2, 0xbc4, 0x1, 0x7, 0x8001, 0x1ff, 0x0, 0x80000000, 0x2, 0x7, 0x9, 0x8, 0x0, 0x92da, 0x100, 0x10000, 0x6, 0xfffffffb, 0x4, 0x4, 0x8, 0xff, 0x5, 0x10001, 0x8, 0x7, 0x80, 0x4, 0x5, 0x10000, 0x2, 0xcb, 0xffffff35, 0x15, 0xff, 0xff, 0x40, 0x1f], [0x8, 0x5, 0x990, 0xffffffff, 0x1, 0x5, 0x3, 0x1, 0x3f, 0x1, 0x2, 0x2, 0x6, 0x81, 0x8000, 0xdcd8, 0x2, 0xff, 0x6, 0x7, 0xfffff801, 0x8001, 0x5324, 0x1, 0x0, 0x5, 0x2, 0x5, 0x4, 0x1, 0xcc, 0x1, 0x8, 0x7, 0x1, 0xf2f4, 0x0, 0x10000, 0xbe, 0x3f, 0x388, 0x44a8, 0x3f, 0x7, 0x9, 0x5, 0x1, 0x9, 0x8, 0x4, 0x8, 0x8, 0x1d, 0x120, 0x7fff, 0x800000, 0xffffffff, 0x5, 0x85f1, 0x5, 0x8001, 0x9, 0x3, 0x3], [0xfffffffa, 0x8, 0x1000, 0xfffffffb, 0xfff, 0x81, 0x8001, 0x1ee, 0x370e2592, 0x80000001, 0x80, 0x5, 0x80, 0x8, 0x1f, 0xffff, 0xfffffffa, 0xfffffffd, 0x1, 0x28f5, 0x1f, 0x0, 0xf01, 0x9, 0x7, 0x1, 0x0, 0x6, 0x6, 0xa6, 0x8, 0x1f, 0x3, 0x6, 0x8, 0x3, 0x80, 0xfff, 0x1, 0x449, 0x5, 0x2, 0x9, 0x9, 0xff, 0x40, 0xb6, 0x9, 0x1, 0xe1, 0x2, 0x8, 0x2, 0x71, 0x800, 0x5, 0x2, 0x7, 0x6, 0xe9, 0x726b, 0x1, 0x6, 0x5]}, 0x45c) socket(0xf, 0x5, 0xffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x9, 0x628, 0x2}, 0x3c, [0x400, 0x4, 0x95, 0x93, 0x15d, 0x14, 0x7, 0x2, 0x0, 0xfffffe00, 0x1, 0x9, 0x1, 0x7, 0x10000, 0x4, 0x400, 0x80000000, 0x8000, 0x1000, 0x5, 0x6, 0x1f, 0xffff, 0x7, 0x9, 0x0, 0x40, 0x1, 0x2, 0x8, 0x400, 0x5, 0x2, 0x5, 0x9, 0x6, 0x6, 0x938b, 0x5f42, 0x0, 0x6, 0x10001, 0x7fff, 0x6, 0xffff, 0x1, 0xff, 0x20, 0x0, 0x10001, 0xffff, 0x401, 0x80000001, 0x2, 0x400, 0x5278, 0xd93, 0x8000, 0x1, 0xcdda, 0x0, 0x8, 0x2], [0x1, 0x200, 0x8, 0x4, 0x9, 0x4, 0x9, 0x1, 0x80000000, 0x373, 0xffff, 0x9, 0x8, 0x3454, 0x6, 0x5, 0x9, 0xfffffffd, 0xfffff000, 0x9, 0x6, 0x32, 0x6, 0x20, 0x0, 0x1, 0x2, 0xbc4, 0x1, 0x7, 0x8001, 0x1ff, 0x0, 0x80000000, 0x2, 0x7, 0x9, 0x8, 0x0, 0x92da, 0x100, 0x10000, 0x6, 0xfffffffb, 0x4, 0x4, 0x8, 0xff, 0x5, 0x10001, 0x8, 0x7, 0x80, 0x4, 0x5, 0x10000, 0x2, 0xcb, 0xffffff35, 0x15, 0xff, 0xff, 0x40, 0x1f], [0x8, 0x5, 0x990, 0xffffffff, 0x1, 0x5, 0x3, 0x1, 0x3f, 0x1, 0x2, 0x2, 0x6, 0x81, 0x8000, 0xdcd8, 0x2, 0xff, 0x6, 0x7, 0xfffff801, 0x8001, 0x5324, 0x1, 0x0, 0x5, 0x2, 0x5, 0x4, 0x1, 0xcc, 0x1, 0x8, 0x7, 0x1, 0xf2f4, 0x0, 0x10000, 0xbe, 0x3f, 0x388, 0x44a8, 0x3f, 0x7, 0x9, 0x5, 0x1, 0x9, 0x8, 0x4, 0x8, 0x8, 0x1d, 0x120, 0x7fff, 0x800000, 0xffffffff, 0x5, 0x85f1, 0x5, 0x8001, 0x9, 0x3, 0x3], [0xfffffffa, 0x8, 0x1000, 0xfffffffb, 0xfff, 0x81, 0x8001, 0x1ee, 0x370e2592, 0x80000001, 0x80, 0x5, 0x80, 0x8, 0x1f, 0xffff, 0xfffffffa, 0xfffffffd, 0x1, 0x28f5, 0x1f, 0x0, 0xf01, 0x9, 0x7, 0x1, 0x0, 0x6, 0x6, 0xa6, 0x8, 0x1f, 0x3, 0x6, 0x8, 0x3, 0x80, 0xfff, 0x1, 0x449, 0x5, 0x2, 0x9, 0x9, 0xff, 0x40, 0xb6, 0x9, 0x1, 0xe1, 0x2, 0x8, 0x2, 0x71, 0x800, 0x5, 0x2, 0x7, 0x6, 0xe9, 0x726b, 0x1, 0x6, 0x5]}, 0x45c) (async) socket(0xf, 0x5, 0xffff) (async) 07:25:30 executing program 3: ioctl$VIDIOC_QUERYBUF_DMABUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000000)={0x3, 0x7, 0x4, 0x0, 0x4, {0x77359400}, {0x5, 0x0, 0x5, 0x0, 0x5, 0xf9, "c2273888"}, 0xfffffd28, 0x4, {}, 0x4}) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$TIPC_MCAST_BROADCAST(0xffffffffffffffff, 0x10f, 0x85) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x84, &(0x7f0000000080), &(0x7f0000000100)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$inet_tcp_TLS_RX(r4, 0x6, 0x2, &(0x7f0000000300)=@ccm_128={{0x303}, "bcbdce2ef0cdc478", "3aa48f2876b6a05a13031bf3531330d8", "ea7922af", "6799fc6c33c8a1c8"}, 0x28) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0), 0x28102, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = socket(0xb, 0xa, 0x8000) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40800}, 0x400000c4) 07:25:31 executing program 0: ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000000000)) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, 0x0, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xef6}]}, 0x38}, 0x1, 0x0, 0x0, 0x2400c840}, 0x8000) (async) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x27) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x141001, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_UNLOCK(r1, 0x4008642b, &(0x7f0000000140)={r2, 0x20}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x2, 0x800}, 0xc, &(0x7f0000000340)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd700000000000020001000c0004000800"/38], 0x2c}}, 0x800) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000), 0x4) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x4) 07:25:31 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r0, 0x40096101, &(0x7f0000000400)={{&(0x7f0000000380)={'Accelerator0\x00', {&(0x7f00000000c0)=@adf_str={@bank={'Bank', '2', 'CoreAffinity\x00'}, {"389a93027dfd786cd3a3c9c553db493d427dbaf6ce761f22259584fd267326cbcd99597a12866596b1799c8c9f2621b997d4dda849ccd77ccf0477ae33877b7a"}, {&(0x7f0000000000)=@adf_str={@format={'Cy', '0', 'RingRx\x00'}, {"b376be2c099fbfd49e12d6389cd0efa8811b1978b13425b215d7dca8133b71d43b9206bacdc1de9df5b3ed407fd92e6666e8f5623682be9c0219489bb61e1f16"}}}}}, {&(0x7f0000000300)={'Accelerator1\x00', {&(0x7f0000000240)=@adf_hex={@bank={'Bank', '0', 'InterruptCoalescingEnabled\x00'}, {0xad}, {&(0x7f0000000180)=@adf_dec={@bank={'Bank', '5', 'InterruptCoalescingTimerNs\x00'}, {0x3}}}}}}}}}, 0xf3}) socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00'}) 07:25:31 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x1000, 0x4) msgsnd(0xffffffffffffffff, &(0x7f00000000c0)={0x1, "d7d94a95fba5b1e6cf5c60e7c91524b8bfa9e6b1b50fc70a2a190b89d4f0daa0fad80e1c4e237eb8f25754ecb976c31f94082ea73eb576af211f8b9dfc9bdae3ca98585cd5de84452fbbe69d8129b41c179f581fdec6a28f2bde3649f95fb1e598f3211eb76e5e28254862407fb599cb9f718a92baa876fec8727edcb73affc77eea2a960588f64117613de7604745ca57135f6d42d5ca315a961aa1ccbaeda95bbe286cc5407bc0b146b6adda831927c8de2a14ad46bcb89d31917cdc7d258315e293"}, 0xcb, 0x0) msgctl$MSG_STAT(0xffffffffffffffff, 0xb, &(0x7f00000002c0)=""/111) ioctl$sock_bt_hci(r1, 0x400448ca, &(0x7f00000001c0)="a42a989dcbd347bcd349c87ae89efa8e408d16736b1347db26d6f861adbd86b5d5070adc8419f3308ef85f8c628338f1f31fe36f8cd94da8b05713e0b6a31dfc8a570c22c70f0d0865c056fbd2715e0e49051e149fa05c4408e60f427e5c15cbe6f26c2309e26d010cbf3263f1824b43546d0320b6ff71fabc1b5794a5b28b86d520ae7aa5f8a68c6588a97ff63c32f2cdac3212dc43a5ee0ab4fc373f4375ee7d8a155bd72d90013adf54cf92dab1c9da17bb076c6c349d05d378f7e27275b91eba39c3546679168753ed2462eeb0a73566c7904711db4271d4e40865bd42949b08782e62b3808ab9b352048f") ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:31 executing program 3: ioctl$VIDIOC_QUERYBUF_DMABUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000000)={0x3, 0x7, 0x4, 0x0, 0x4, {0x77359400}, {0x5, 0x0, 0x5, 0x0, 0x5, 0xf9, "c2273888"}, 0xfffffd28, 0x4, {}, 0x4}) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$TIPC_MCAST_BROADCAST(0xffffffffffffffff, 0x10f, 0x85) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) (rerun: 32) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async, rerun: 64) getsockopt$TIPC_SOCK_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x84, &(0x7f0000000080), &(0x7f0000000100)=0x4) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$inet_tcp_TLS_RX(r4, 0x6, 0x2, &(0x7f0000000300)=@ccm_128={{0x303}, "bcbdce2ef0cdc478", "3aa48f2876b6a05a13031bf3531330d8", "ea7922af", "6799fc6c33c8a1c8"}, 0x28) (async, rerun: 64) ioctl$sock_bt_hci(r4, 0x0, 0x0) (rerun: 64) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0), 0x28102, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = socket(0xb, 0xa, 0x8000) (async, rerun: 64) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r8, 0x0, 0x0) (async, rerun: 32) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r9, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40800}, 0x400000c4) 07:25:31 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r0, 0x40096101, &(0x7f0000000400)={{&(0x7f0000000380)={'Accelerator0\x00', {&(0x7f00000000c0)=@adf_str={@bank={'Bank', '2', 'CoreAffinity\x00'}, {"389a93027dfd786cd3a3c9c553db493d427dbaf6ce761f22259584fd267326cbcd99597a12866596b1799c8c9f2621b997d4dda849ccd77ccf0477ae33877b7a"}, {&(0x7f0000000000)=@adf_str={@format={'Cy', '0', 'RingRx\x00'}, {"b376be2c099fbfd49e12d6389cd0efa8811b1978b13425b215d7dca8133b71d43b9206bacdc1de9df5b3ed407fd92e6666e8f5623682be9c0219489bb61e1f16"}}}}}, {&(0x7f0000000300)={'Accelerator1\x00', {&(0x7f0000000240)=@adf_hex={@bank={'Bank', '0', 'InterruptCoalescingEnabled\x00'}, {0xad}, {&(0x7f0000000180)=@adf_dec={@bank={'Bank', '5', 'InterruptCoalescingTimerNs\x00'}, {0x3}}}}}}}}}, 0xf3}) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00'}) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="f4000e00a0c14aef53153b8056512ffc27f189bd94b73f26f46f6830c49c84a882b741ebad8933c0c234ce1f4864ada652da14763bd1f758f37c10234ca7d9d35c1abb4505f6344a56a54861f4fedc51ae8efa69d58f22537caa226c0f8cbd791da7ed115ae528a7c80b83aa4a069bbb6aadb969fbe4c6cb2cfcee4cb3", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000002c0)={'syztnl1\x00', &(0x7f0000000380)={'syztnl0\x00', 0x0, 0x29, 0x2, 0x40, 0x5ab5e6d5, 0x50, @local, @empty, 0x10, 0x7, 0x3ff, 0x800}}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@base={0x3, 0x0, 0x9, 0xffff, 0x28, 0xffffffffffffffff, 0xb04, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x4, 0x4}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000540)={0x8, 0xf, &(0x7f00000000c0)=@raw=[@jmp={0x5, 0x0, 0x6, 0xa, 0x3, 0x2}, @alu={0x3, 0x0, 0x4, 0x0, 0x9, 0x30, 0x10}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x3}, @exit, @map_idx_val={0x18, 0x9, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x3}, @map_idx_val={0x18, 0x6, 0x6, 0x0, 0xa, 0x0, 0x0, 0x0, 0x6}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x1f}, @generic={0x9, 0xb, 0xe, 0x8, 0x8001}, @ldst={0x2, 0x1, 0x0, 0x9, 0x6, 0x0, 0x8}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x4}], &(0x7f0000000140)='GPL\x00', 0xffff, 0xe4, &(0x7f00000001c0)=""/228, 0x41000, 0x2, '\x00', r1, 0x27, r2, 0x8, &(0x7f0000000400)={0x5, 0x1}, 0x8, 0x10, &(0x7f0000000440)={0x4, 0x3, 0x7f, 0x4}, 0x10, 0xffffffffffffffff, r3, 0x0, &(0x7f0000000500)=[0x1, 0x1, r4]}, 0x80) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000), 0x4) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000), 0x4) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x4) (async) 07:25:31 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x1000, 0x4) msgsnd(0xffffffffffffffff, &(0x7f00000000c0)={0x1, "d7d94a95fba5b1e6cf5c60e7c91524b8bfa9e6b1b50fc70a2a190b89d4f0daa0fad80e1c4e237eb8f25754ecb976c31f94082ea73eb576af211f8b9dfc9bdae3ca98585cd5de84452fbbe69d8129b41c179f581fdec6a28f2bde3649f95fb1e598f3211eb76e5e28254862407fb599cb9f718a92baa876fec8727edcb73affc77eea2a960588f64117613de7604745ca57135f6d42d5ca315a961aa1ccbaeda95bbe286cc5407bc0b146b6adda831927c8de2a14ad46bcb89d31917cdc7d258315e293"}, 0xcb, 0x0) msgctl$MSG_STAT(0xffffffffffffffff, 0xb, &(0x7f00000002c0)=""/111) ioctl$sock_bt_hci(r1, 0x400448ca, &(0x7f00000001c0)="a42a989dcbd347bcd349c87ae89efa8e408d16736b1347db26d6f861adbd86b5d5070adc8419f3308ef85f8c628338f1f31fe36f8cd94da8b05713e0b6a31dfc8a570c22c70f0d0865c056fbd2715e0e49051e149fa05c4408e60f427e5c15cbe6f26c2309e26d010cbf3263f1824b43546d0320b6ff71fabc1b5794a5b28b86d520ae7aa5f8a68c6588a97ff63c32f2cdac3212dc43a5ee0ab4fc373f4375ee7d8a155bd72d90013adf54cf92dab1c9da17bb076c6c349d05d378f7e27275b91eba39c3546679168753ed2462eeb0a73566c7904711db4271d4e40865bd42949b08782e62b3808ab9b352048f") ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) (async) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x1000, 0x4) (async) msgsnd(0xffffffffffffffff, &(0x7f00000000c0)={0x1, "d7d94a95fba5b1e6cf5c60e7c91524b8bfa9e6b1b50fc70a2a190b89d4f0daa0fad80e1c4e237eb8f25754ecb976c31f94082ea73eb576af211f8b9dfc9bdae3ca98585cd5de84452fbbe69d8129b41c179f581fdec6a28f2bde3649f95fb1e598f3211eb76e5e28254862407fb599cb9f718a92baa876fec8727edcb73affc77eea2a960588f64117613de7604745ca57135f6d42d5ca315a961aa1ccbaeda95bbe286cc5407bc0b146b6adda831927c8de2a14ad46bcb89d31917cdc7d258315e293"}, 0xcb, 0x0) (async) msgctl$MSG_STAT(0xffffffffffffffff, 0xb, &(0x7f00000002c0)=""/111) (async) ioctl$sock_bt_hci(r1, 0x400448ca, &(0x7f00000001c0)="a42a989dcbd347bcd349c87ae89efa8e408d16736b1347db26d6f861adbd86b5d5070adc8419f3308ef85f8c628338f1f31fe36f8cd94da8b05713e0b6a31dfc8a570c22c70f0d0865c056fbd2715e0e49051e149fa05c4408e60f427e5c15cbe6f26c2309e26d010cbf3263f1824b43546d0320b6ff71fabc1b5794a5b28b86d520ae7aa5f8a68c6588a97ff63c32f2cdac3212dc43a5ee0ab4fc373f4375ee7d8a155bd72d90013adf54cf92dab1c9da17bb076c6c349d05d378f7e27275b91eba39c3546679168753ed2462eeb0a73566c7904711db4271d4e40865bd42949b08782e62b3808ab9b352048f") (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) 07:25:31 executing program 3: ioctl$VIDIOC_QUERYBUF_DMABUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000000)={0x3, 0x7, 0x4, 0x0, 0x4, {0x77359400}, {0x5, 0x0, 0x5, 0x0, 0x5, 0xf9, "c2273888"}, 0xfffffd28, 0x4, {}, 0x4}) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$TIPC_MCAST_BROADCAST(0xffffffffffffffff, 0x10f, 0x85) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x0, 0x4) 07:25:31 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$IOCTL_STOP_ACCEL_DEV(r0, 0x40096101, &(0x7f0000000400)={{&(0x7f0000000380)={'Accelerator0\x00', {&(0x7f00000000c0)=@adf_str={@bank={'Bank', '2', 'CoreAffinity\x00'}, {"389a93027dfd786cd3a3c9c553db493d427dbaf6ce761f22259584fd267326cbcd99597a12866596b1799c8c9f2621b997d4dda849ccd77ccf0477ae33877b7a"}, {&(0x7f0000000000)=@adf_str={@format={'Cy', '0', 'RingRx\x00'}, {"b376be2c099fbfd49e12d6389cd0efa8811b1978b13425b215d7dca8133b71d43b9206bacdc1de9df5b3ed407fd92e6666e8f5623682be9c0219489bb61e1f16"}}}}}, {&(0x7f0000000300)={'Accelerator1\x00', {&(0x7f0000000240)=@adf_hex={@bank={'Bank', '0', 'InterruptCoalescingEnabled\x00'}, {0xad}, {&(0x7f0000000180)=@adf_dec={@bank={'Bank', '5', 'InterruptCoalescingTimerNs\x00'}, {0x3}}}}}}}}}, 0xf3}) socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00'}) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$IOCTL_STOP_ACCEL_DEV(r0, 0x40096101, &(0x7f0000000400)={{&(0x7f0000000380)={'Accelerator0\x00', {&(0x7f00000000c0)=@adf_str={@bank={'Bank', '2', 'CoreAffinity\x00'}, {"389a93027dfd786cd3a3c9c553db493d427dbaf6ce761f22259584fd267326cbcd99597a12866596b1799c8c9f2621b997d4dda849ccd77ccf0477ae33877b7a"}, {&(0x7f0000000000)=@adf_str={@format={'Cy', '0', 'RingRx\x00'}, {"b376be2c099fbfd49e12d6389cd0efa8811b1978b13425b215d7dca8133b71d43b9206bacdc1de9df5b3ed407fd92e6666e8f5623682be9c0219489bb61e1f16"}}}}}, {&(0x7f0000000300)={'Accelerator1\x00', {&(0x7f0000000240)=@adf_hex={@bank={'Bank', '0', 'InterruptCoalescingEnabled\x00'}, {0xad}, {&(0x7f0000000180)=@adf_dec={@bank={'Bank', '5', 'InterruptCoalescingTimerNs\x00'}, {0x3}}}}}}}}}, 0xf3}) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00'}) (async) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x84, &(0x7f0000000080), &(0x7f0000000100)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$inet_tcp_TLS_RX(r4, 0x6, 0x2, &(0x7f0000000300)=@ccm_128={{0x303}, "bcbdce2ef0cdc478", "3aa48f2876b6a05a13031bf3531330d8", "ea7922af", "6799fc6c33c8a1c8"}, 0x28) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0), 0x28102, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = socket(0xb, 0xa, 0x8000) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40800}, 0x400000c4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) getsockopt$TIPC_SOCK_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x84, &(0x7f0000000080), &(0x7f0000000100)=0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) setsockopt$inet_tcp_TLS_RX(r4, 0x6, 0x2, &(0x7f0000000300)=@ccm_128={{0x303}, "bcbdce2ef0cdc478", "3aa48f2876b6a05a13031bf3531330d8", "ea7922af", "6799fc6c33c8a1c8"}, 0x28) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0), 0x28102, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) socket(0xb, 0xa, 0x8000) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r8, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r9, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40800}, 0x400000c4) (async) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="f4000e00a0c14aef53153b8056512ffc27f189bd94b73f26f46f6830c49c84a882b741ebad8933c0c234ce1f4864ada652da14763bd1f758f37c10234ca7d9d35c1abb4505f6344a56a54861f4fedc51ae8efa69d58f22537caa226c0f8cbd791da7ed115ae528a7c80b83aa4a069bbb6aadb969fbe4c6cb2cfcee4cb3", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000002c0)={'syztnl1\x00', &(0x7f0000000380)={'syztnl0\x00', 0x0, 0x29, 0x2, 0x40, 0x5ab5e6d5, 0x50, @local, @empty, 0x10, 0x7, 0x3ff, 0x800}}) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async, rerun: 64) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@base={0x3, 0x0, 0x9, 0xffff, 0x28, 0xffffffffffffffff, 0xb04, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x4, 0x4}, 0x48) (rerun: 64) bpf$PROG_LOAD(0x5, &(0x7f0000000540)={0x8, 0xf, &(0x7f00000000c0)=@raw=[@jmp={0x5, 0x0, 0x6, 0xa, 0x3, 0x2}, @alu={0x3, 0x0, 0x4, 0x0, 0x9, 0x30, 0x10}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x3}, @exit, @map_idx_val={0x18, 0x9, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x3}, @map_idx_val={0x18, 0x6, 0x6, 0x0, 0xa, 0x0, 0x0, 0x0, 0x6}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x1f}, @generic={0x9, 0xb, 0xe, 0x8, 0x8001}, @ldst={0x2, 0x1, 0x0, 0x9, 0x6, 0x0, 0x8}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x4}], &(0x7f0000000140)='GPL\x00', 0xffff, 0xe4, &(0x7f00000001c0)=""/228, 0x41000, 0x2, '\x00', r1, 0x27, r2, 0x8, &(0x7f0000000400)={0x5, 0x1}, 0x8, 0x10, &(0x7f0000000440)={0x4, 0x3, 0x7f, 0x4}, 0x10, 0xffffffffffffffff, r3, 0x0, &(0x7f0000000500)=[0x1, 0x1, r4]}, 0x80) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) r1 = socket$tipc(0x1e, 0x0, 0x0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000000), &(0x7f0000000040)=0x4) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$MEDIA_IOC_G_TOPOLOGY(r1, 0xc0487c04, &(0x7f0000000440)={0x0, 0x4, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}], 0x2, 0x0, &(0x7f0000000180)=[{}, {}], 0x3, 0x0, &(0x7f0000000280)=[{}, {}, {}], 0x7, 0x0, &(0x7f0000000300)=[{}, {}, {}, {}, {}, {}, {}]}) 07:25:31 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x1000, 0x4) (async) msgsnd(0xffffffffffffffff, &(0x7f00000000c0)={0x1, "d7d94a95fba5b1e6cf5c60e7c91524b8bfa9e6b1b50fc70a2a190b89d4f0daa0fad80e1c4e237eb8f25754ecb976c31f94082ea73eb576af211f8b9dfc9bdae3ca98585cd5de84452fbbe69d8129b41c179f581fdec6a28f2bde3649f95fb1e598f3211eb76e5e28254862407fb599cb9f718a92baa876fec8727edcb73affc77eea2a960588f64117613de7604745ca57135f6d42d5ca315a961aa1ccbaeda95bbe286cc5407bc0b146b6adda831927c8de2a14ad46bcb89d31917cdc7d258315e293"}, 0xcb, 0x0) (async) msgctl$MSG_STAT(0xffffffffffffffff, 0xb, &(0x7f00000002c0)=""/111) ioctl$sock_bt_hci(r1, 0x400448ca, &(0x7f00000001c0)="a42a989dcbd347bcd349c87ae89efa8e408d16736b1347db26d6f861adbd86b5d5070adc8419f3308ef85f8c628338f1f31fe36f8cd94da8b05713e0b6a31dfc8a570c22c70f0d0865c056fbd2715e0e49051e149fa05c4408e60f427e5c15cbe6f26c2309e26d010cbf3263f1824b43546d0320b6ff71fabc1b5794a5b28b86d520ae7aa5f8a68c6588a97ff63c32f2cdac3212dc43a5ee0ab4fc373f4375ee7d8a155bd72d90013adf54cf92dab1c9da17bb076c6c349d05d378f7e27275b91eba39c3546679168753ed2462eeb0a73566c7904711db4271d4e40865bd42949b08782e62b3808ab9b352048f") ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$UI_SET_FFBIT(r1, 0x4004556b, 0x4c) socket(0x26, 0x80000, 0x5c) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$UI_DEV_SETUP(r3, 0x405c5503, &(0x7f0000000000)={{0x8000, 0x1, 0x7, 0x5}, 'syz1\x00', 0x3c}) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0xfffdfffe, 0xfffffffffffffed1) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="f4000e00a0c14aef53153b8056512ffc27f189bd94b73f26f46f6830c49c84a882b741ebad8933c0c234ce1f4864ada652da14763bd1f758f37c10234ca7d9d35c1abb4505f6344a56a54861f4fedc51ae8efa69d58f22537caa226c0f8cbd791da7ed115ae528a7c80b83aa4a069bbb6aadb969fbe4c6cb2cfcee4cb3", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000002c0)={'syztnl1\x00', &(0x7f0000000380)={'syztnl0\x00', 0x0, 0x29, 0x2, 0x40, 0x5ab5e6d5, 0x50, @local, @empty, 0x10, 0x7, 0x3ff, 0x800}}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) r4 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@base={0x3, 0x0, 0x9, 0xffff, 0x28, 0xffffffffffffffff, 0xb04, '\x00', 0x0, 0xffffffffffffffff, 0x3, 0x4, 0x4}, 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000000540)={0x8, 0xf, &(0x7f00000000c0)=@raw=[@jmp={0x5, 0x0, 0x6, 0xa, 0x3, 0x2}, @alu={0x3, 0x0, 0x4, 0x0, 0x9, 0x30, 0x10}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x3}, @exit, @map_idx_val={0x18, 0x9, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x3}, @map_idx_val={0x18, 0x6, 0x6, 0x0, 0xa, 0x0, 0x0, 0x0, 0x6}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x1f}, @generic={0x9, 0xb, 0xe, 0x8, 0x8001}, @ldst={0x2, 0x1, 0x0, 0x9, 0x6, 0x0, 0x8}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x4}], &(0x7f0000000140)='GPL\x00', 0xffff, 0xe4, &(0x7f00000001c0)=""/228, 0x41000, 0x2, '\x00', r1, 0x27, r2, 0x8, &(0x7f0000000400)={0x5, 0x1}, 0x8, 0x10, &(0x7f0000000440)={0x4, 0x3, 0x7f, 0x4}, 0x10, 0xffffffffffffffff, r3, 0x0, &(0x7f0000000500)=[0x1, 0x1, r4]}, 0x80) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$MEDIA_IOC_G_TOPOLOGY(r1, 0xc0487c04, &(0x7f0000000440)={0x0, 0x4, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}], 0x2, 0x0, &(0x7f0000000180)=[{}, {}], 0x3, 0x0, &(0x7f0000000280)=[{}, {}, {}], 0x7, 0x0, &(0x7f0000000300)=[{}, {}, {}, {}, {}, {}, {}]}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(r1, 0xc0487c04, &(0x7f0000000440)={0x0, 0x4, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}], 0x2, 0x0, &(0x7f0000000180)=[{}, {}], 0x3, 0x0, &(0x7f0000000280)=[{}, {}, {}], 0x7, 0x0, &(0x7f0000000300)=[{}, {}, {}, {}, {}, {}, {}]}) (async) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$UI_SET_FFBIT(r1, 0x4004556b, 0x4c) socket(0x26, 0x80000, 0x5c) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$UI_DEV_SETUP(r3, 0x405c5503, &(0x7f0000000000)={{0x8000, 0x1, 0x7, 0x5}, 'syz1\x00', 0x3c}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0xfffdfffe, 0xfffffffffffffed1) (async) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) r1 = socket$tipc(0x1e, 0x0, 0x0) (async) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000000), &(0x7f0000000040)=0x4) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair(0x15, 0x6, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r3, 0x10f, 0x82, &(0x7f0000000080), &(0x7f00000000c0)=0x3) 07:25:31 executing program 2: r0 = getuid() r1 = getuid() r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000001c0)={0x80000000, &(0x7f0000000100)=[{}, {0x80000000}], &(0x7f0000000140)}) r4 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000880)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r4, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, 0x0, 0x6}, 0x4}) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000002c0)={0x80000000, &(0x7f0000000200), &(0x7f0000000240)=[{{0x80000000}}]}) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000003c0)={0x80000000, &(0x7f0000000300), &(0x7f0000000340)=[{}, {{}, {0x80000000, 0x0}}]}) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000a00)={&(0x7f0000000940)={0xac, 0x0, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x10, 0xa, '/dev/media#\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65e0930d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x1}, 0x20008010) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000400)={{r3, 0x0, 0x0, [0x2, 0x800000]}, {r5, r6, 0xc, [0x9, 0x6]}, 0x2, [0x200, 0x7]}) syz_open_procfs$namespace(0x0, 0x0) r7 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r7, 0x0) shmctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, r0, 0x0, r1, 0x0, 0x80, 0x401}, 0x557, 0x1, 0x2, 0x8000, 0x0, r7, 0x3f}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r8, 0x8906, 0x0) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) socketpair(0x15, 0x6, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r3, 0x10f, 0x82, &(0x7f0000000080), &(0x7f00000000c0)=0x3) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="2ccd37e0", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x44200, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0xb4, r4, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '/'}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x15, 0xa, '/dev/qat_adf_ctl\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '@/'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4905}, 0x8000) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x10901, 0x0) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(r1, 0xc0487c04, &(0x7f0000000440)={0x0, 0x4, 0x0, &(0x7f0000000000)=[{}, {}, {}, {}], 0x2, 0x0, &(0x7f0000000180)=[{}, {}], 0x3, 0x0, &(0x7f0000000280)=[{}, {}, {}], 0x7, 0x0, &(0x7f0000000300)=[{}, {}, {}, {}, {}, {}, {}]}) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async, rerun: 64) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$UI_SET_FFBIT(r1, 0x4004556b, 0x4c) (async) socket(0x26, 0x80000, 0x5c) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async, rerun: 64) ioctl$UI_DEV_SETUP(r3, 0x405c5503, &(0x7f0000000000)={{0x8000, 0x1, 0x7, 0x5}, 'syz1\x00', 0x3c}) (async, rerun: 64) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r2, 0x111, 0x4, 0xfffdfffe, 0xfffffffffffffed1) (async, rerun: 64) openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0) (rerun: 64) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) r1 = socket$tipc(0x1e, 0x0, 0x0) (async) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) getsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 2091.430942] nbd: must specify an index to disconnect 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async, rerun: 64) socketpair(0x15, 0x6, 0xfffffffc, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) getsockopt$TIPC_CONN_TIMEOUT(r3, 0x10f, 0x82, &(0x7f0000000080), &(0x7f00000000c0)=0x3) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'batadv_slave_0\x00', 0xb76b}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000040)=0x1, 0x4) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="2ccd37e0", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async, rerun: 32) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x44200, 0x0) (rerun: 32) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0xb4, r4, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '/'}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x15, 0xa, '/dev/qat_adf_ctl\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '@/'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4905}, 0x8000) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x10901, 0x0) 07:25:31 executing program 2: r0 = getuid() r1 = getuid() r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000001c0)={0x80000000, &(0x7f0000000100)=[{}, {0x80000000}], &(0x7f0000000140)}) r4 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000780)) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000880)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r4, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, 0x0, 0x6}, 0x4}) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000002c0)={0x80000000, &(0x7f0000000200), &(0x7f0000000240)=[{{0x80000000}}]}) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000003c0)={0x80000000, &(0x7f0000000300), &(0x7f0000000340)=[{}, {{}, {0x80000000, 0x0}}]}) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000a00)={&(0x7f0000000940)={0xac, 0x0, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x10, 0xa, '/dev/media#\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65e0930d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x1}, 0x20008010) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000400)={{r3, 0x0, 0x0, [0x2, 0x800000]}, {r5, r6, 0xc, [0x9, 0x6]}, 0x2, [0x200, 0x7]}) syz_open_procfs$namespace(0x0, 0x0) r7 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r7, 0x0) shmctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, r0, 0x0, r1, 0x0, 0x80, 0x401}, 0x557, 0x1, 0x2, 0x8000, 0x0, r7, 0x3f}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r8, 0x8906, 0x0) getuid() (async) getuid() (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000001c0)={0x80000000, &(0x7f0000000100), &(0x7f0000000140)}) (async) syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000780)) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000880)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) (async) ioctl$MEDIA_IOC_SETUP_LINK(r4, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, 0x0, 0x6}, 0x4}) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000002c0)={0x80000000, &(0x7f0000000200), &(0x7f0000000240)}) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000003c0)={0x80000000, &(0x7f0000000300), &(0x7f0000000340)}) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000a00)={&(0x7f0000000940)={0xac, 0x0, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x10, 0xa, '/dev/media#\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65e0930d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x1}, 0x20008010) (async) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000400)={{r3, 0x0, 0x0, [0x2, 0x800000]}, {r5, r6, 0xc, [0x9, 0x6]}, 0x2, [0x200, 0x7]}) (async) syz_open_procfs$namespace(0x0, 0x0) (async) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_open_procfs$namespace(r7, 0x0) (async) shmctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, r0, 0x0, r1, 0x0, 0x80, 0x401}, 0x557, 0x1, 0x2, 0x8000, 0x0, r7, 0x3f}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r8, 0x8906, 0x0) (async) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x1, 0x4) 07:25:31 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x41102000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x98, 0x0, 0x1, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6fef}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x208}]}, 0x98}, 0x1, 0x0, 0x0, 0x10}, 0x4040005) r5 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r5, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) 07:25:31 executing program 5: clock_gettime(0x4, &(0x7f0000000200)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, 0xfffffffffffffffc, 0x1, 0x0, 0x0, 0x8}, 0xc0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x4c0000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f00000001c0)) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000240)) r2 = accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x80000) setsockopt$TIPC_IMPORTANCE(r2, 0x10f, 0x7f, &(0x7f0000000140)=0x7, 0x4) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'batadv_slave_0\x00', 0xb76b}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000040)=0x1, 0x4) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x1, 0x4) 07:25:31 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x41102000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x98, 0x0, 0x1, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6fef}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x208}]}, 0x98}, 0x1, 0x0, 0x0, 0x10}, 0x4040005) r5 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r5, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x41102000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x98, 0x0, 0x1, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6fef}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x208}]}, 0x98}, 0x1, 0x0, 0x0, 0x10}, 0x4040005) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r5, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) [ 2091.595083] nbd: must specify an index to disconnect [ 2091.600659] nbd: must specify an index to disconnect 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)=ANY=[@ANYBLOB="2ccd37e0", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c000400000000000000000096fd05000000000000000000"], 0x33fe0}}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x44200, 0x0) (async) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0xb4, r4, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '/'}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x15, 0xa, '/dev/qat_adf_ctl\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '@/'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4905}, 0x8000) (async) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x10901, 0x0) 07:25:31 executing program 5: clock_gettime(0x4, &(0x7f0000000200)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, 0xfffffffffffffffc, 0x1, 0x0, 0x0, 0x8}, 0xc0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x4c0000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f00000001c0)) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000240)) r2 = accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x80000) setsockopt$TIPC_IMPORTANCE(r2, 0x10f, 0x7f, &(0x7f0000000140)=0x7, 0x4) clock_gettime(0x4, &(0x7f0000000200)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, 0xfffffffffffffffc, 0x1, 0x0, 0x0, 0x8}, 0xc0) (async) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x4c0000) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f00000001c0)) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000240)) (async) accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x80000) (async) setsockopt$TIPC_IMPORTANCE(r2, 0x10f, 0x7f, &(0x7f0000000140)=0x7, 0x4) (async) 07:25:31 executing program 2: r0 = getuid() r1 = getuid() r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000001c0)={0x80000000, &(0x7f0000000100)=[{}, {0x80000000}], &(0x7f0000000140)}) (async) r4 = syz_open_dev$media(&(0x7f00000001c0), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000780)) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000006c0)={0x0, 0x5, 0x0, &(0x7f0000000280)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000480)=[{}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000880)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000640)=[{}, {}, {}]}) (async) ioctl$MEDIA_IOC_SETUP_LINK(r4, 0xc0347c03, &(0x7f0000000140)={{0x80000000, 0x0, 0x3}, {0x80000000, 0x0, 0x6}, 0x4}) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000002c0)={0x80000000, &(0x7f0000000200), &(0x7f0000000240)=[{{0x80000000}}]}) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f00000003c0)={0x80000000, &(0x7f0000000300), &(0x7f0000000340)=[{}, {{}, {0x80000000, 0x0}}]}) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000a40)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000a00)={&(0x7f0000000940)={0xac, 0x0, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x10, 0xa, '/dev/media#\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x65e0930d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x1}, 0x20008010) ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000400)={{r3, 0x0, 0x0, [0x2, 0x800000]}, {r5, r6, 0xc, [0x9, 0x6]}, 0x2, [0x200, 0x7]}) (async) syz_open_procfs$namespace(0x0, 0x0) (async) r7 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r7, 0x0) (async) shmctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, r0, 0x0, r1, 0x0, 0x80, 0x401}, 0x557, 0x1, 0x2, 0x8000, 0x0, r7, 0x3f}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r8, 0x8906, 0x0) 07:25:31 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'batadv_slave_0\x00', 0xb76b}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000040)=0x1, 0x4) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x1, 0x4) 07:25:31 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x41102000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x98, 0x0, 0x1, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6fef}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x208}]}, 0x98}, 0x1, 0x0, 0x0, 0x10}, 0x4040005) r5 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r5, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$apparmor_task_exec(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x41102000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x98, 0x0, 0x1, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6fef}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x208}]}, 0x98}, 0x1, 0x0, 0x0, 0x10}, 0x4040005) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r5, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) [ 2091.713615] nbd: must specify an index to disconnect 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, ':,.].\''}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12c}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x20000015}, 0x8000) 07:25:31 executing program 5: clock_gettime(0x4, &(0x7f0000000200)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, 0xfffffffffffffffc, 0x1, 0x0, 0x0, 0x8}, 0xc0) r1 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x4c0000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f00000001c0)) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000240)) r2 = accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x80000) setsockopt$TIPC_IMPORTANCE(r2, 0x10f, 0x7f, &(0x7f0000000140)=0x7, 0x4) clock_gettime(0x4, &(0x7f0000000200)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, 0xfffffffffffffffc, 0x1, 0x0, 0x0, 0x8}, 0xc0) (async) openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000180), 0x4c0000) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f00000001c0)) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(r1, 0x80045400, &(0x7f0000000240)) (async) accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x80000) (async) setsockopt$TIPC_IMPORTANCE(r2, 0x10f, 0x7f, &(0x7f0000000140)=0x7, 0x4) (async) 07:25:31 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000180)={0x40, 0x2, 0x2}, 0x10) ioctl$sock_bt_hci(r1, 0x0, 0x0) socketpair(0xa, 0xa, 0x6, &(0x7f0000000100)={0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f0000000140)={0x9, 0xf2, 0x3, 0x7c, 0x40, 0x1, 0x3}, 0xc) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'syztnl1\x00', 0x0, 0x4, 0x6, 0xff, 0x9, 0x40, @dev={0xfe, 0x80, '\x00', 0x1d}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x8000, 0x7800, 0x7, 0xf919}}) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) 07:25:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, ':,.].\''}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12c}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x20000015}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, ':,.].\''}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12c}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x20000015}, 0x8000) (async) 07:25:31 executing program 4: r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r1 = socket$pppl2tp(0x18, 0x1, 0x1) syz_init_net_socket$bt_l2cap(0x1f, 0xffffffffffffffff, 0x0) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0xbc, 0x4) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) 07:25:31 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) 07:25:31 executing program 4: r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r1 = socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 32) syz_init_net_socket$bt_l2cap(0x1f, 0xffffffffffffffff, 0x0) (rerun: 32) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$inet6_udplite(0xa, 0x2, 0x88) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0xbc, 0x4) 07:25:31 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) 07:25:31 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) write$bt_hci(0xffffffffffffffff, &(0x7f0000000180)={0x1, @disconn_phy_link={{0x437, 0x2}, {0xc8, 0xe0}}}, 0x6) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, 0x0, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f3c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x50}, 0x8000) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) (async) 07:25:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x2c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xfffffffffffffd96}]}, 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, ':,.].\''}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12c}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x20000015}, 0x8000) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000180)={0x40, 0x2, 0x2}, 0x10) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socketpair(0xa, 0xa, 0x6, &(0x7f0000000100)={0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f0000000140)={0x9, 0xf2, 0x3, 0x7c, 0x40, 0x1, 0x3}, 0xc) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'syztnl1\x00', 0x0, 0x4, 0x6, 0xff, 0x9, 0x40, @dev={0xfe, 0x80, '\x00', 0x1d}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x8000, 0x7800, 0x7, 0xf919}}) 07:25:32 executing program 4: r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) r1 = socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_init_net_socket$bt_l2cap(0x1f, 0xffffffffffffffff, 0x0) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) socket$inet6_udplite(0xa, 0x2, 0x88) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0xbc, 0x4) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) write$bt_hci(0xffffffffffffffff, &(0x7f0000000180)={0x1, @disconn_phy_link={{0x437, 0x2}, {0xc8, 0xe0}}}, 0x6) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, 0x0, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f3c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x50}, 0x8000) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x400, 0x70bd2a, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x4000084) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='mlxsw_sp_acl_tcam_vregion_migrate_end\x00', r1}, 0x10) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10400, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x5c1000, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000040)={'wlan0\x00'}) 07:25:32 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'batadv_slave_0\x00', 0xb76b}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000040)=0x1, 0x4) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) write$bt_hci(0xffffffffffffffff, &(0x7f0000000180)={0x1, @disconn_phy_link={{0x437, 0x2}, {0xc8, 0xe0}}}, 0x6) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, 0x0, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f3c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x50}, 0x8000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) write$bt_hci(0xffffffffffffffff, &(0x7f0000000180)={0x1, @disconn_phy_link={{0x437, 0x2}, {0xc8, 0xe0}}}, 0x6) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, 0x0, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f3c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x50}, 0x8000) (async) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x400, 0x70bd2a, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x4000084) (async) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='mlxsw_sp_acl_tcam_vregion_migrate_end\x00', r1}, 0x10) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x5c1000, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000040)={'wlan0\x00'}) 07:25:32 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'batadv_slave_0\x00', 0xb76b}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000040)=0x1, 0x4) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000180)={0x40, 0x2, 0x2}, 0x10) ioctl$sock_bt_hci(r1, 0x0, 0x0) socketpair(0xa, 0xa, 0x6, &(0x7f0000000100)={0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f0000000140)={0x9, 0xf2, 0x3, 0x7c, 0x40, 0x1, 0x3}, 0xc) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'syztnl1\x00', 0x0, 0x4, 0x6, 0xff, 0x9, 0x40, @dev={0xfe, 0x80, '\x00', 0x1d}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x8000, 0x7800, 0x7, 0xf919}}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000180)={0x40, 0x2, 0x2}, 0x10) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socketpair(0xa, 0xa, 0x6, &(0x7f0000000100)) (async) setsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f0000000140)={0x9, 0xf2, 0x3, 0x7c, 0x40, 0x1, 0x3}, 0xc) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'syztnl1\x00', 0x0, 0x4, 0x6, 0xff, 0x9, 0x40, @dev={0xfe, 0x80, '\x00', 0x1d}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x8000, 0x7800, 0x7, 0xf919}}) (async) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10400, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x5c1000, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000040)={'wlan0\x00'}) 07:25:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000040), &(0x7f00000000c0)=0x4) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x84, &(0x7f0000000080), &(0x7f0000000100)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) setsockopt$inet_tcp_TLS_RX(r4, 0x6, 0x2, &(0x7f0000000300)=@ccm_128={{0x303}, "bcbdce2ef0cdc478", "3aa48f2876b6a05a13031bf3531330d8", "ea7922af", "6799fc6c33c8a1c8"}, 0x28) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000001c0), 0x28102, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = socket(0xb, 0xa, 0x8000) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40800}, 0x400000c4) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x400, 0x70bd2a, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x4000084) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='mlxsw_sp_acl_tcam_vregion_migrate_end\x00', r1}, 0x10) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x400, 0x70bd2a, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x4000084) (async) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='mlxsw_sp_acl_tcam_vregion_migrate_end\x00', r1}, 0x10) (async) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10400, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket(0x9, 0x80000, 0x67) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) 07:25:32 executing program 0: r0 = msgget$private(0x0, 0x3a4) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) r2 = syz_clone(0xa1811180, &(0x7f0000000200)="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", 0xfc, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000000380)="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") msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000001380)={{0x0, 0xee00, 0xffffffffffffffff, 0xee00, 0xffffffffffffffff, 0x21, 0xd5c3}, 0x0, 0x0, 0x2, 0x6, 0x1, 0x4, 0x14d2a614, 0x1, 0xda61, 0x8, r1, r2}) msgctl$MSG_INFO(r0, 0xc, &(0x7f0000000040)=""/79) msgctl$IPC_INFO(r0, 0x3, &(0x7f00000000c0)=""/134) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000180), &(0x7f00000001c0)=0x4) sched_rr_get_interval(r2, &(0x7f0000002580)) r4 = syz_clone(0xc1812000, &(0x7f0000001400)="c65bc67831e60b91eec82fb70493096233a91c8d6c03707fb3f2fef56a54e9e3bc6db05dcb25bd311cb2c8c427e483833d0802154c6d373112d7980fc412a68dfc8ebcafd996857fba96d5b1bf7b889bd668211cb7ddc097db748bcdd01c6405feefd8e3a7dc717837e19bcdda9739aa1f8394dfc1387a11cfa596e5c07b6be8a9dee8425c385a76aff7183e932198817daf05e0009788254e8069f1ff6685ca1eaaa8fc965dcd39ad67fa915f2be2850e30b504b6d66e23d2cddd408e02a6c121fe94b3be856a9efa59f021519dafc57f40b046b2f36607270b4a25c6bfc62833", 0xe1, &(0x7f0000001500), &(0x7f0000001540), &(0x7f0000001580)="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") ptrace$setopts(0x4206, r4, 0x1000, 0x4a) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'syz_tun\x00', 0x408}) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x42000, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x800448d5, 0x0) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="b6fe1e020a2498c6cf41bb855620dc04e5d6477a648805693831b7f9ed26437723c791d30471cde5f1628b9cbb2275a81b7fa490e856ae47167895db904a2f9a15f365642f42acf574c1cc434b5e8eadf0e0daff1258279a4b029b38863ebd392168eec9bc86fd96055543b5e56a4681e19e882bb8e4ad1afa9ae593910ca4a5dc620d77c7f998d7b2efdc3ed60ff406c1c2a84d9c1baaa720dfbec593156447e545f9683099a76a9fb2b98350c779a7eebecc6cc4065ae8f7fc9d6afb1e40c5ea4f1802a507cce41624") r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) bind$bt_hci(r2, &(0x7f0000000100)={0x1f, 0x3, 0x3}, 0x6) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket(0x9, 0x80000, 0x67) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket(0x9, 0x80000, 0x67) (async) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'syz_tun\x00', 0x408}) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x42000, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x800448d5, 0x0) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="b6fe1e020a2498c6cf41bb855620dc04e5d6477a648805693831b7f9ed26437723c791d30471cde5f1628b9cbb2275a81b7fa490e856ae47167895db904a2f9a15f365642f42acf574c1cc434b5e8eadf0e0daff1258279a4b029b38863ebd392168eec9bc86fd96055543b5e56a4681e19e882bb8e4ad1afa9ae593910ca4a5dc620d77c7f998d7b2efdc3ed60ff406c1c2a84d9c1baaa720dfbec593156447e545f9683099a76a9fb2b98350c779a7eebecc6cc4065ae8f7fc9d6afb1e40c5ea4f1802a507cce41624") r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) bind$bt_hci(r2, &(0x7f0000000100)={0x1f, 0x3, 0x3}, 0x6) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x42000, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x800448d5, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="b6fe1e020a2498c6cf41bb855620dc04e5d6477a648805693831b7f9ed26437723c791d30471cde5f1628b9cbb2275a81b7fa490e856ae47167895db904a2f9a15f365642f42acf574c1cc434b5e8eadf0e0daff1258279a4b029b38863ebd392168eec9bc86fd96055543b5e56a4681e19e882bb8e4ad1afa9ae593910ca4a5dc620d77c7f998d7b2efdc3ed60ff406c1c2a84d9c1baaa720dfbec593156447e545f9683099a76a9fb2b98350c779a7eebecc6cc4065ae8f7fc9d6afb1e40c5ea4f1802a507cce41624") (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) bind$bt_hci(r2, &(0x7f0000000100)={0x1f, 0x3, 0x3}, 0x6) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) 07:25:32 executing program 0: openat$sysctl(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/tcp_timestamps\x00', 0x1, 0x0) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000040)={0x3, 0x4, 0x1f, 0x81, 0x8f, 0x5, 0x608}, 0xc) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'syz_tun\x00', 0x408}) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket(0x9, 0x80000, 0x67) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = timerfd_create(0x0, 0x0) timerfd_settime(r1, 0x0, &(0x7f0000000340), 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:32 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffffffffffe58) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000000)={0x0}) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r3, 0x80487436, &(0x7f0000000080)="81b156ea6a560219b764dddb2b3fe551376c9d070558b415fbf97fede437bb00412b834f3fc1f4a64070143de43b17800da8c39a0fd4b77955a8c242f4c4f997bfd117309da91e99543691146cd972c15d42e513e306fa81961087cdd4ba34586818495e416a3e3e103971075964b55264507b3be30addf60e5f5a55ed48fc6902f5ec5fca") ioctl$DRM_IOCTL_RM_CTX(r1, 0xc0086421, &(0x7f0000000040)={r2, 0x1}) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = timerfd_create(0x0, 0x0) timerfd_settime(r1, 0x0, &(0x7f0000000340), 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) timerfd_create(0x0, 0x0) (async) timerfd_settime(r1, 0x0, &(0x7f0000000340), 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x42000, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x800448d5, 0x0) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="b6fe1e020a2498c6cf41bb855620dc04e5d6477a648805693831b7f9ed26437723c791d30471cde5f1628b9cbb2275a81b7fa490e856ae47167895db904a2f9a15f365642f42acf574c1cc434b5e8eadf0e0daff1258279a4b029b38863ebd392168eec9bc86fd96055543b5e56a4681e19e882bb8e4ad1afa9ae593910ca4a5dc620d77c7f998d7b2efdc3ed60ff406c1c2a84d9c1baaa720dfbec593156447e545f9683099a76a9fb2b98350c779a7eebecc6cc4065ae8f7fc9d6afb1e40c5ea4f1802a507cce41624") r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) bind$bt_hci(r2, &(0x7f0000000100)={0x1f, 0x3, 0x3}, 0x6) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x42000, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x800448d5, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="b6fe1e020a2498c6cf41bb855620dc04e5d6477a648805693831b7f9ed26437723c791d30471cde5f1628b9cbb2275a81b7fa490e856ae47167895db904a2f9a15f365642f42acf574c1cc434b5e8eadf0e0daff1258279a4b029b38863ebd392168eec9bc86fd96055543b5e56a4681e19e882bb8e4ad1afa9ae593910ca4a5dc620d77c7f998d7b2efdc3ed60ff406c1c2a84d9c1baaa720dfbec593156447e545f9683099a76a9fb2b98350c779a7eebecc6cc4065ae8f7fc9d6afb1e40c5ea4f1802a507cce41624") (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) bind$bt_hci(r2, &(0x7f0000000100)={0x1f, 0x3, 0x3}, 0x6) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) 07:25:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'wlan0\x00', 0x1}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x3ff}) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) 07:25:32 executing program 0: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x80000, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) ioctl$SNDRV_TIMER_IOCTL_STATUS64(r2, 0x80605414, &(0x7f0000000180)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) write$uinput_user_dev(0xffffffffffffffff, &(0x7f00000002c0)={'syz0\x00', {0x8, 0x5, 0xcd6b}, 0x50, [0x0, 0xcf, 0x612a, 0x8, 0x5, 0xb4d, 0x8, 0x7, 0x2, 0x2, 0x6, 0xffffa798, 0x2, 0xfffff000, 0x6, 0x2, 0x5, 0xffffffff, 0x1, 0x5, 0x8, 0x56, 0x20, 0x5, 0x3, 0x7, 0x7fffffff, 0xfff, 0x1623, 0x0, 0x8, 0x80000000, 0x0, 0x8, 0x2, 0xfff, 0x6, 0xffffffff, 0xd8, 0x74, 0xec18, 0x1, 0x1f, 0x7, 0x40, 0x2, 0x80, 0x3, 0x7f, 0x8000, 0x0, 0x3, 0xe4, 0x2, 0x200, 0x0, 0x8001, 0x8, 0x100, 0x10000, 0x4, 0x9, 0x7, 0x7fff], [0x88, 0x472e, 0x1, 0x9b, 0x80000001, 0x1, 0x3, 0x0, 0x1000, 0xefc, 0x0, 0x7, 0x7, 0x48c1, 0x400, 0x5, 0x81, 0x4, 0x1, 0xffffff01, 0xa466, 0x790a, 0xa50a91a4, 0xffffffff, 0xff, 0x3ff, 0x44d48efd, 0x5, 0x6, 0xfffeffff, 0x2, 0x2, 0xfffff001, 0x8, 0x7, 0x181, 0xacf7, 0x9cf, 0x6, 0x5, 0x5, 0x5, 0xbf, 0x10001, 0x0, 0x0, 0x401, 0xda, 0xe05, 0x1f, 0xff, 0x1, 0x5, 0x2, 0x2000000, 0x0, 0xc55, 0x7, 0x9b, 0x8, 0x14000000, 0x80000000, 0x400, 0x9], [0x0, 0x9, 0x1, 0x1, 0x7, 0x100000, 0x6, 0x10000, 0x2b7d, 0x6, 0x20, 0x4, 0xfff, 0x9, 0x7, 0x9, 0x1, 0x0, 0x54c9, 0x1, 0x400, 0x5, 0x2, 0x7, 0xf9, 0xfffffa08, 0x0, 0x17a8ac3f, 0x1, 0x6, 0x0, 0x4, 0x3, 0x10001, 0x80000000, 0x3ff, 0x0, 0x38, 0x5, 0x5, 0x9, 0x2, 0x8, 0x3, 0xfffffffa, 0x5, 0xf, 0xffff3ec3, 0xfffffbff, 0x4, 0x80000001, 0x4, 0x9, 0x2afc, 0x2, 0x80, 0x1, 0x40, 0x1000, 0x4, 0x6, 0x8, 0x8, 0x8], [0x80000000, 0x6, 0x1, 0x3, 0x101, 0x10b7e1b, 0x7, 0x1, 0x2, 0x2, 0x4, 0xfff, 0x257, 0x0, 0x800, 0x2, 0x8, 0x9, 0x0, 0x2, 0x3, 0x101, 0x10001, 0x5, 0x1, 0x1000, 0x6, 0x8001, 0x3b3d, 0x4, 0x8000, 0x4, 0x6, 0x6, 0xb7, 0x8001, 0x2, 0xffffffff, 0xee7, 0x6, 0x800, 0x1ff, 0x2000000, 0x81, 0x0, 0xae, 0x7fffffff, 0x6, 0x117, 0x6, 0xfffffffc, 0x1, 0x2, 0x2, 0x65b1, 0x9, 0x3, 0x1, 0x1, 0x9, 0xfffffffe, 0x4, 0x7, 0x26]}, 0x45c) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r5, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r5, 0x10f, 0x87, &(0x7f0000000200)={0x40, 0x3}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r3, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000001}, 0x800) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = timerfd_create(0x0, 0x0) timerfd_settime(r1, 0x0, &(0x7f0000000340), 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) timerfd_create(0x0, 0x0) (async) timerfd_settime(r1, 0x0, &(0x7f0000000340), 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:32 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000015c0), 0x1000, 0x0) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x32) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) sendmsg$tipc(r3, &(0x7f0000001540)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x3, {{0x43}, 0x4}}, 0x10, &(0x7f0000001400)=[{&(0x7f00000000c0)="eabe", 0x2}, {&(0x7f0000000100)="cd15d7b2d8a9ac7e4c3be20a9f573365a73173dfdea2f5a2e2e22b6b0d6a832695df6049eefd6de00a2009e7cf6ff55fb734dbb34e04a13d0d5147a7ece3951f19b74b9a3e3c164b3799e518f305b46d437cd2cc9e28e377653f826697d8a04195fe1a65b5c1e4b7ba8418118b6a80df7b74c8a639361328940efa0bdf76bd3618023045f68b3da394376539eb4aea275a56358c5853a2e4dcaeb761aefcc72eeba82d9ccaec3ec86f8e502fe1c3fee254", 0xb1}, {&(0x7f00000001c0)="345ef357a8eddfada9362783db4cd66309f491dfc0dd62808c9b96d4226b8b912184ce0360021adb4a463f60346a82705be565da74e544dca39768adc55eb04c2f82ab0d7a617ad1c111a4fabfb587ceb817b8f1422ff7d4d3ad1d7d02b6cb29a8caff03588c6e3a453455b2ba783eccbdef05b3642aa232444e7af81cd5969bcb78ea1f322801abf3e45941477af94cc5749ff0c32a8c552b14c1463d564610d6c5809678bb39d37fd9b98895780ef11a6302c982fb7cf8d89a0fdf9d3317e4fe9ff5636b1803d191022a71651fe5e494c4e88a173a3fe973562d0d52970b9a4810f2fc1c1b48e7213a7eb11a3a06fd0879977d5d6c84ca4f2f65fd8400251f627cb06b8725303b7ce6cbc59b3a34354900a2dde8a74a0113f341c7b057123fc6f3b56d88a1c600afa3edf419d76f5ecba4e6deacbc5a033e04e6c7da1d9265959cfc6d64cf7bbb4943ec2a51e7225fa0701f041daae2daf2fb42fbf12b4adf001f9ac8a98ebba0f9a6506094fefbff9510bdc112526593e07c66baffd57d167caaa949d8cb59e65a0cd3d261989983bc85702f322eaa1ba4f96434a86c6cf263589d1c86c5154b714fc58e5c14081eba8343cdd25bc5d92bb23e61ba0958ed930f05e4abad6789635cc1a4befd7c05e16c80008475ffd2418662e2a641d234e93502f6dc5fe12bcd087546c49d314ad75e5b2a9601333cedd6a7c22dec07a525ecf1fdbde0d31ca2f070fafc9f66dae047336aef9f36bba6fdc6473a64e06e6b5c2836ece2b22977d02959c9e19d08ca039749a5eddab24b99ca474a4f64c8b16e88c38c631e08ff0532d16f07ba5c51d4656cfbb4ff5d7f48254080f36157be94c7c7f1fc588c101a7e1e47c78e53d392fe5ba50b0f473b907b73cb1f901c8363131dc42d2eafda1fdd9a248245d9fbe1851d2e1ca8fd7ec2ba983111e5c8066793ea91adff6b2c48f423ea2f3b240a1b4adf4c7e99e9f88fccc745273eb1e9b9869b5940950a0e8065f8d9f8d615dc99c26a0f4ee0abd7de55de7a5499477dcc8bb2288521f3b79ac8a95d9f8d97a88925c52168b40d3f8e4fb29c0aad081058f5d4e5d0d5b315a65f3d3a3cde210828b573f839d8acb6b2d00e2d1383647ad6aa9f83f371c8bed06f2b672048743254e73f702bcb257fa4de7bf0d57be518bc00b365edd5fbecca4be582504c6c4149ebe62f112e6e376403b7d294271cd9023fec912cef7c444a0dc07bb428aa576171b06e3bfd6b7f51e22f7659065447880086fc6b0bbeea2884944b3a7e5bc16942bfd91e316db4c0e7b7b8b7e7db76f84feaeda9d8f2406aed0b8053718538256bb0947487f2676e43e54e340e3c44a5e3f46e071e938f49ef61c64026d4c1a67b99eebfd47687743a64ce570f52c085e29a3568343ab8aab0b67613d855cceefbbee0d3a0c5ed1bcf7016c992f0f045a5ac8a36b3265c051dabc7a529678b5325c82faaa9006654081946932a72300d0c61215fc23c0877578e0ba91965d0fad62f1482c6b24f20b3156c3a5432aa344ac39e5256982ef5eba2192220534373e696b5992ac2d2938c78d289f572583246a8c6022dd05fa85fff56386f08640c6d2f8cc7e896790a9248245c2394077f975d932164743ca9abab111362d058ded2a674d61d5758b570cfe4af032fc94a2dce23f8263173e79256bf721339afdb644a9eec06573a65ab6effe1aa2f1900ed5daded00980de68d8baddd88e2cf420088ff7d4e5a230abcbb80565da938d4c33fc71d6fae95640f5fe714300b3446a310b7de66b2fd7243e2c85cdcdebd60d88d6be03fcc0de23fb9a051ee9c0b3b25f12a241facb629cc63d20556122112ef7f09c5b5b781cb4de1121ca9060bf3781baf010b9a1a5e55d1e3a5f197315cadffb435767d4d17c910b5f9d2fdbbd0f96c2c536095277da787adc62a30ab3948cb678b4c406931d1c7b5b0abfe9a0ea63ee19faee3832fb68d13da9ce9de0facf022fe90a666e936f9696dd055e8efbf08885e47e4191b259b818df87a8d5892389349d20921a39af220311b4478b5305cdf51665d96779f64ebe68fed3beec8f5778e684aa248262622278c01908ab15b98aa597feaef1603e5b331cf6acfc9fcf40b3c3982a89f07f6feb21e137a949d5df88b236e7c1cc716ceefa603833091ba8fd1a61deb7ec43539e1150429106d01f3d3a63b51c88eeeaf8e3241ef2f93f849b8aff5a68b93a3f8da17b89cacde3edd3b3c2cbb301c39216e6a8cee8dad84e43cc344cb15cce5bcfabe852d1b8dd355fb64991c87e0d947eac242607c84a2e07abd9a45296f2cd62eb583d0017776108cb295714a175adf22db0ca76fc79ea4dcb75adabec2362c3f6de4b53ec073e8b0dfc619ffa234bea07b8933b25e5bdef775d904be3ebda1e03cee74ef48d1be0ca49dad1c6c7c16a37477bf5df75f0c22c505f576f59c5beef3f9a91e55bd5f24e25534914b8245bc948128e8447dfd1f9528959b2717478489ae3c753ed3126295eef37783b7f92e7c684048b895842afe0b00d3db3a2a089e8267cdcf7dc1e60c0cc8597da5e068fb15f186bd5a018be18dc9dc756b77915d7542782e1147a3dcbab2610bea00a212ec7cdc73fbad8bd1a13b1b1730692ca2b02ffe458cea973a3688addd28c19bb71e5dba876e12220846d9d62831c7e4f6fd6852a7a9c28c30e767a8fb7583e950c8734f0a3d2bc80d7de2535c3403e62ece84c31fc8aa3ff616b0aca16728c470ca91b4f2f6e966fef6902ab49c06bb5b4b839fdfb1bb741ff3818c6b05e8d28c75364056d41dfe75d56f74d21d27143e831dfd3f970ef0a5f5bc828ad03944cd02a69940534d068bcc8b2efab9539ba583403070a3c4e239b04e301db50fc212e241740987a61c833888e597b5d33da731999d280afce1c075aa64bec1c917448d4b5d455de60c895432ee7ca532e2f886c64d1f68b38175d1a3cdc2289d47fb2d3e3e6c3a4e80258459b9570a9c1fb58c811a396c86d0f94dbe0331e620103025e1c1b9d45e91b425b54ce3160ad69fe02fcbbb7a42b95e5a0e67c5d7c0f926e52dfc4bf0617282d672fb4bf44f9aa1ed74518ee77968f5c9aeff8c7ea26e721c5c324703056e84c22b7c915e61e6499de61f8848f14dff1a7e7003fb87c8febbc80842bf2c790f651cf0b942339d555d77aeb66760d093e72086cfb13f0320e5f2e49ce473c54b80b37eb9b60fa7298240660c29042dcca5cb2e63b859ce25d8359e8c4f9a39bb3e6e8ceebe964bb186d28a46c8934aba3155f562ad5847b5668f91fc342dc2e7b5eca0011aafbd11edaba01ba582c961bee67e71c261c663216e0aca1c8849aa0a6ccbe409ad27f538a37d127f9de36f19fcdd7050381887f6d439b0bd9685dcfa21993d5beebf9397f3b03f7bbb6a9d7c7e32f2c47f05ec9167ed26bc062346273784d33c681d6e685e5c0e92933d2c34387ee54c9661871ec9e74c3b724a0a30e4c530f6aa451ea21ba1be329a3fa40c6f09a452f91904a7586d8d9a6afa94d8f1a6a2cadf7dc6660e6fb1054b5d60770d17653c2b8366c9ac81ece2306d4e763b7cbad3986dd1a4a911ad46236adcfb2c55e5e17a8072ba37335df68f02235dcf7fcb6974b41aa878155048c3ba2d3ccada91d69022c1e7c6285e64c6092029a5271289c297cbd264cf280b25d3b7a33876703b5e7cbfb786ecf469ab0d95edede037c55d0749a452dfae8efec2faf83b8980f3ccbf0a37adad04b89b211cf7ff9492448ee04a2193fd44ac9f56fb865fe05a0673324cdef5390e258744bed06bfad825a6788cb3df8656da3d7bf4eaf4f9ac7183644aada7ca965c13b9c285ee8f88816b4ced08380353d30c6c98c83416ab5006da6b0063d4761cc34e655a595320ae2999fa337213e8cf53c854a340b67e62c40562f362595f1377ce33d272590cb4d7cd71da1a3a69654b2537fc76c8fa5d410a8a2ed6f115b3b4a72c0878bdb347c8c41e58d9bf7b4f448f1da2ced27b52327270e2b1bbd47dc1d31f492d831cc574e67f38967d90be345af140af74d9528ce27cbdb701b39cd170536b22f22d7fe287ff001e9315f89678b3601b5099919482df7f43de2f49c8ba0069842a48163f7d45dcc1f4759803555271ed6142eb8b4447d9b29032716f870ce82660fa0ac38420f87e11de90efe902a44eddbc3aeb0a99fbbea9a2de23e88661b5d8035a98799ded2ab94a344082d2bf635fe0c19af342c242e8c1ea59e866b96271729a0f99725fb1a24f318661cbe38d4c18a0b4152b612198d0eef39af08b2713f3e780336ec05071ecf251a4026c5157a6a2165eeb3ac16776dcaf56561cc2a6bea5a360ada5cf9523aff359b49c111c10ad60cc6b76c56659e649d8670f49719d5acff8d97e5162c120da214a2d6193c04749dab02cba8260c12c83d12cbd6a4871c05e8625cf6547d706ad6b7fc008d4a8ff554236347b89a5fbbad582e0e6b90d46ae2b58949426f203f6f7ca431600d93900650c0520583ca2237ef89800eb04825616aba9da9b5745262b455e969b5987833ca6e5737b899e84d7ef8586a2194135afebda6c38a1a11ee0c2eb36cccf19a2b14b9a2f72e5555c7ad153f5a36fa2e414d6c086956040546ec599bc77e5cd5c786899bfc8d776453137de6571be1840c80ae777720e6ae884e584d484774ccae0158be7cdffac132af0fcd9d812ef0466243d153a8248481f8a326ef6c5800f60117a45b2e7fe58b30def32cb39465b00de89ae36adae9d7ca7c6c7d3626032ec3cd8b17638ee0ef4bc876d489714bab4ca6723e7ace6647f47f5b8c7897b4a8d5d16e518fc7e32b5e33d744f9c6c1dad1bf6b0cbcd34185ca4555b38eb80b690dc136911e7c6233f244e60dc75c0b838fb8a95de8d9694632e6d715277e7ff14ceac5c776cc798914d378c157ee186845a39fa6b120151e5f2401f17369c21b4f2ca09b5015ca18765ec334d0b4c5f7e734010c8753aa7cd673296e02fb3e9bec766f2f805e74d3c942694c73b6aed54f77a7750b7c179ea80149aa05dc9b23b86b48a5596f6f1493abd882e1df0eab80bced61b0d817ed28d4fdd9b730531c6a80dfeff946baf0181fba408055ff26f11b3c9773949ca3b405a08d2804e71bc21765a9c2a489f29a3bbb9af5495cef33cadc4a4c7ddf17a45132d105ef500f47631dd0097023d8042edb45d6be929ef5cf23a950b5533cec7004d21b069d89473824f9614a69c27a615f3b608e45935e23fd489ec091050a1b80fa8255070e5f37eeb570b1068c02098b5e213d66e25e434f4347d1a331852550b3415d323bdb8d6c3a066ccd7d4c5d9f92c5de5c7794987f0fcb8f7536ccb7bed0d860cb26c8393984c6a98b99f66681d9b6385ca9467a202493d2b12929b2ac2ed4ebfa694396af501ef3c98697006b7b4e192789e16f2ed2cf7b4d6b335718a5748c0a235533a41bb706afc4f2682f34c3d571a08862fa35f40e9d9759b3d738ad661d75b08d17ca1ee7e7a0119a6cbc7ebc1177ca498e9680712cd84ae774030fb1e76e37e247ac350da07e1761fec3fff625c24328c6c6049df21c8b3b0e379de7a493a69a2a42293630940befacc87680b6ab61e21b9fd44b22344ee6de955163ad0950d93b50d78fafeccd70e00a6bce0053a4c1666973e6f90afb6d95f3e5e5d63cb3bc94cf1b3b0cf1656c6a5a8a133813eb368a191d47f297b2a2112e4ac1476a48db298d8c3dc3778bb2b5862cd3f45aef6197126e3fefce70cd8bb9582629a98", 0x1000}, {&(0x7f00000011c0)="6f10d6bd60ca274041ced54301ce34d5070341228ba98f1eee", 0x19}, {&(0x7f0000001200)="6b6820a7ee88983c3c9f69be95a4a73e15766403b6f618376482bd6322002616e16f7928a8478e256e9c3005aff4c4b6cfd57f2234626769fb16b44629909dfc9d302eee805ff8", 0x47}, {&(0x7f0000001280)="36a65e21e5d781b2543f8845cead943153ba5f4531290432308c01cbf8e1a2c358b9e9d9d0e95bee3319de6b5e9f4a9ac7cc4cd6d9c88b2d78bee346e3dcc6ffa7", 0x41}, {&(0x7f0000001300)="e52d0d42d1377ceb697444e0051f5e9cbdd57b6c2a17fd9a7befd29d6a36ca27874dc0be765e5846e67f9717a3e7551179c7f4c103ffb53870a7d0901dd71ac8064959e3623c84e2d32dd831cad37db23e25382ce1707c364bbf1d7fc2bbce6cf1877ecd36f8968943ef0fb6d65c5615f292fcd791d43cd4da16e864a2bb7cd3197c90f2591d60e6dc0507b88d7645a25714c2a80eb06e4eafb89ecca058c7a8cbbb7d8371c265d35921c1995e1d536e9b58f039cb801270fad1d902cd6827bb093b13901d5ae63435ab9178cc8eee1ec31b2bbcf310aff3411ed41724a0f7b75f39b034d590cceaa56e7d", 0xeb}], 0x7, &(0x7f0000001480)="4bb12cf12d6ad5075ce65fb9f0668eb80ded566c2416e0c5f613678a3e40d8185c61c9ac31bd958757f24beb63cd441fc1f8e20708d98a60ddbb43a28281e4154571c1b7626399f2bc50273e91e32b4f617b2fe5167a0143685bb4953e7a73ee54999b57ec9970b47ee0a005e73171905eb779714f9279aeecc7fb76f6df00192cd0bcc3481927ab46595a45d65b7e", 0x8f, 0x10}, 0x40000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000001580)) [ 2092.635893] net_ratelimit: 2 callbacks suppressed [ 2092.635902] wlan0: mtu less than device minimum 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'wlan0\x00', 0x1}) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x3ff}) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_LEAVE(r1, 0x10f, 0x88) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(0xffffffffffffffff, 0x6, 0x23, &(0x7f00000001c0)={&(0x7f00007fe000/0x800000)=nil, 0x800000, 0x0, 0x0, 0x0, &(0x7f0000000100)=""/5, 0x5, 0x1, &(0x7f0000000140)=""/108, 0x6c}, &(0x7f0000000200)=0x40) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) getsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040), &(0x7f0000000080)=0x10) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x7, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getsockopt$TIPC_CONN_TIMEOUT(r1, 0x10f, 0x82, &(0x7f0000000040), &(0x7f00000000c0)=0x4) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x7, @any, 0x5, 0x1}, 0xe) connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @remote}, 0x3, 0x4, 0x4, 0x2}}, 0x26) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000015c0), 0x1000, 0x0) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x32) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) sendmsg$tipc(r3, &(0x7f0000001540)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x3, {{0x43}, 0x4}}, 0x10, &(0x7f0000001400)=[{&(0x7f00000000c0)="eabe", 0x2}, {&(0x7f0000000100)="cd15d7b2d8a9ac7e4c3be20a9f573365a73173dfdea2f5a2e2e22b6b0d6a832695df6049eefd6de00a2009e7cf6ff55fb734dbb34e04a13d0d5147a7ece3951f19b74b9a3e3c164b3799e518f305b46d437cd2cc9e28e377653f826697d8a04195fe1a65b5c1e4b7ba8418118b6a80df7b74c8a639361328940efa0bdf76bd3618023045f68b3da394376539eb4aea275a56358c5853a2e4dcaeb761aefcc72eeba82d9ccaec3ec86f8e502fe1c3fee254", 0xb1}, {&(0x7f00000001c0)="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", 0x1000}, {&(0x7f00000011c0)="6f10d6bd60ca274041ced54301ce34d5070341228ba98f1eee", 0x19}, {&(0x7f0000001200)="6b6820a7ee88983c3c9f69be95a4a73e15766403b6f618376482bd6322002616e16f7928a8478e256e9c3005aff4c4b6cfd57f2234626769fb16b44629909dfc9d302eee805ff8", 0x47}, {&(0x7f0000001280)="36a65e21e5d781b2543f8845cead943153ba5f4531290432308c01cbf8e1a2c358b9e9d9d0e95bee3319de6b5e9f4a9ac7cc4cd6d9c88b2d78bee346e3dcc6ffa7", 0x41}, {&(0x7f0000001300)="e52d0d42d1377ceb697444e0051f5e9cbdd57b6c2a17fd9a7befd29d6a36ca27874dc0be765e5846e67f9717a3e7551179c7f4c103ffb53870a7d0901dd71ac8064959e3623c84e2d32dd831cad37db23e25382ce1707c364bbf1d7fc2bbce6cf1877ecd36f8968943ef0fb6d65c5615f292fcd791d43cd4da16e864a2bb7cd3197c90f2591d60e6dc0507b88d7645a25714c2a80eb06e4eafb89ecca058c7a8cbbb7d8371c265d35921c1995e1d536e9b58f039cb801270fad1d902cd6827bb093b13901d5ae63435ab9178cc8eee1ec31b2bbcf310aff3411ed41724a0f7b75f39b034d590cceaa56e7d", 0xeb}], 0x7, &(0x7f0000001480)="4bb12cf12d6ad5075ce65fb9f0668eb80ded566c2416e0c5f613678a3e40d8185c61c9ac31bd958757f24beb63cd441fc1f8e20708d98a60ddbb43a28281e4154571c1b7626399f2bc50273e91e32b4f617b2fe5167a0143685bb4953e7a73ee54999b57ec9970b47ee0a005e73171905eb779714f9279aeecc7fb76f6df00192cd0bcc3481927ab46595a45d65b7e", 0x8f, 0x10}, 0x40000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000001580)) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000015c0), 0x1000, 0x0) (async) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x32) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) sendmsg$tipc(r3, &(0x7f0000001540)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x3, {{0x43}, 0x4}}, 0x10, &(0x7f0000001400)=[{&(0x7f00000000c0)="eabe", 0x2}, {&(0x7f0000000100)="cd15d7b2d8a9ac7e4c3be20a9f573365a73173dfdea2f5a2e2e22b6b0d6a832695df6049eefd6de00a2009e7cf6ff55fb734dbb34e04a13d0d5147a7ece3951f19b74b9a3e3c164b3799e518f305b46d437cd2cc9e28e377653f826697d8a04195fe1a65b5c1e4b7ba8418118b6a80df7b74c8a639361328940efa0bdf76bd3618023045f68b3da394376539eb4aea275a56358c5853a2e4dcaeb761aefcc72eeba82d9ccaec3ec86f8e502fe1c3fee254", 0xb1}, {&(0x7f00000001c0)="345ef357a8eddfada9362783db4cd66309f491dfc0dd62808c9b96d4226b8b912184ce0360021adb4a463f60346a82705be565da74e544dca39768adc55eb04c2f82ab0d7a617ad1c111a4fabfb587ceb817b8f1422ff7d4d3ad1d7d02b6cb29a8caff03588c6e3a453455b2ba783eccbdef05b3642aa232444e7af81cd5969bcb78ea1f322801abf3e45941477af94cc5749ff0c32a8c552b14c1463d564610d6c5809678bb39d37fd9b98895780ef11a6302c982fb7cf8d89a0fdf9d3317e4fe9ff5636b1803d191022a71651fe5e494c4e88a173a3fe973562d0d52970b9a4810f2fc1c1b48e7213a7eb11a3a06fd0879977d5d6c84ca4f2f65fd8400251f627cb06b8725303b7ce6cbc59b3a34354900a2dde8a74a0113f341c7b057123fc6f3b56d88a1c600afa3edf419d76f5ecba4e6deacbc5a033e04e6c7da1d9265959cfc6d64cf7bbb4943ec2a51e7225fa0701f041daae2daf2fb42fbf12b4adf001f9ac8a98ebba0f9a6506094fefbff9510bdc112526593e07c66baffd57d167caaa949d8cb59e65a0cd3d261989983bc85702f322eaa1ba4f96434a86c6cf263589d1c86c5154b714fc58e5c14081eba8343cdd25bc5d92bb23e61ba0958ed930f05e4abad6789635cc1a4befd7c05e16c80008475ffd2418662e2a641d234e93502f6dc5fe12bcd087546c49d314ad75e5b2a9601333cedd6a7c22dec07a525ecf1fdbde0d31ca2f070fafc9f66dae047336aef9f36bba6fdc6473a64e06e6b5c2836ece2b22977d02959c9e19d08ca039749a5eddab24b99ca474a4f64c8b16e88c38c631e08ff0532d16f07ba5c51d4656cfbb4ff5d7f48254080f36157be94c7c7f1fc588c101a7e1e47c78e53d392fe5ba50b0f473b907b73cb1f901c8363131dc42d2eafda1fdd9a248245d9fbe1851d2e1ca8fd7ec2ba983111e5c8066793ea91adff6b2c48f423ea2f3b240a1b4adf4c7e99e9f88fccc745273eb1e9b9869b5940950a0e8065f8d9f8d615dc99c26a0f4ee0abd7de55de7a5499477dcc8bb2288521f3b79ac8a95d9f8d97a88925c52168b40d3f8e4fb29c0aad081058f5d4e5d0d5b315a65f3d3a3cde210828b573f839d8acb6b2d00e2d1383647ad6aa9f83f371c8bed06f2b672048743254e73f702bcb257fa4de7bf0d57be518bc00b365edd5fbecca4be582504c6c4149ebe62f112e6e376403b7d294271cd9023fec912cef7c444a0dc07bb428aa576171b06e3bfd6b7f51e22f7659065447880086fc6b0bbeea2884944b3a7e5bc16942bfd91e316db4c0e7b7b8b7e7db76f84feaeda9d8f2406aed0b8053718538256bb0947487f2676e43e54e340e3c44a5e3f46e071e938f49ef61c64026d4c1a67b99eebfd47687743a64ce570f52c085e29a3568343ab8aab0b67613d855cceefbbee0d3a0c5ed1bcf7016c992f0f045a5ac8a36b3265c051dabc7a529678b5325c82faaa9006654081946932a72300d0c61215fc23c0877578e0ba91965d0fad62f1482c6b24f20b3156c3a5432aa344ac39e5256982ef5eba2192220534373e696b5992ac2d2938c78d289f572583246a8c6022dd05fa85fff56386f08640c6d2f8cc7e896790a9248245c2394077f975d932164743ca9abab111362d058ded2a674d61d5758b570cfe4af032fc94a2dce23f8263173e79256bf721339afdb644a9eec06573a65ab6effe1aa2f1900ed5daded00980de68d8baddd88e2cf420088ff7d4e5a230abcbb80565da938d4c33fc71d6fae95640f5fe714300b3446a310b7de66b2fd7243e2c85cdcdebd60d88d6be03fcc0de23fb9a051ee9c0b3b25f12a241facb629cc63d20556122112ef7f09c5b5b781cb4de1121ca9060bf3781baf010b9a1a5e55d1e3a5f197315cadffb435767d4d17c910b5f9d2fdbbd0f96c2c536095277da787adc62a30ab3948cb678b4c406931d1c7b5b0abfe9a0ea63ee19faee3832fb68d13da9ce9de0facf022fe90a666e936f9696dd055e8efbf08885e47e4191b259b818df87a8d5892389349d20921a39af220311b4478b5305cdf51665d96779f64ebe68fed3beec8f5778e684aa248262622278c01908ab15b98aa597feaef1603e5b331cf6acfc9fcf40b3c3982a89f07f6feb21e137a949d5df88b236e7c1cc716ceefa603833091ba8fd1a61deb7ec43539e1150429106d01f3d3a63b51c88eeeaf8e3241ef2f93f849b8aff5a68b93a3f8da17b89cacde3edd3b3c2cbb301c39216e6a8cee8dad84e43cc344cb15cce5bcfabe852d1b8dd355fb64991c87e0d947eac242607c84a2e07abd9a45296f2cd62eb583d0017776108cb295714a175adf22db0ca76fc79ea4dcb75adabec2362c3f6de4b53ec073e8b0dfc619ffa234bea07b8933b25e5bdef775d904be3ebda1e03cee74ef48d1be0ca49dad1c6c7c16a37477bf5df75f0c22c505f576f59c5beef3f9a91e55bd5f24e25534914b8245bc948128e8447dfd1f9528959b2717478489ae3c753ed3126295eef37783b7f92e7c684048b895842afe0b00d3db3a2a089e8267cdcf7dc1e60c0cc8597da5e068fb15f186bd5a018be18dc9dc756b77915d7542782e1147a3dcbab2610bea00a212ec7cdc73fbad8bd1a13b1b1730692ca2b02ffe458cea973a3688addd28c19bb71e5dba876e12220846d9d62831c7e4f6fd6852a7a9c28c30e767a8fb7583e950c8734f0a3d2bc80d7de2535c3403e62ece84c31fc8aa3ff616b0aca16728c470ca91b4f2f6e966fef6902ab49c06bb5b4b839fdfb1bb741ff3818c6b05e8d28c75364056d41dfe75d56f74d21d27143e831dfd3f970ef0a5f5bc828ad03944cd02a69940534d068bcc8b2efab9539ba583403070a3c4e239b04e301db50fc212e241740987a61c833888e597b5d33da731999d280afce1c075aa64bec1c917448d4b5d455de60c895432ee7ca532e2f886c64d1f68b38175d1a3cdc2289d47fb2d3e3e6c3a4e80258459b9570a9c1fb58c811a396c86d0f94dbe0331e620103025e1c1b9d45e91b425b54ce3160ad69fe02fcbbb7a42b95e5a0e67c5d7c0f926e52dfc4bf0617282d672fb4bf44f9aa1ed74518ee77968f5c9aeff8c7ea26e721c5c324703056e84c22b7c915e61e6499de61f8848f14dff1a7e7003fb87c8febbc80842bf2c790f651cf0b942339d555d77aeb66760d093e72086cfb13f0320e5f2e49ce473c54b80b37eb9b60fa7298240660c29042dcca5cb2e63b859ce25d8359e8c4f9a39bb3e6e8ceebe964bb186d28a46c8934aba3155f562ad5847b5668f91fc342dc2e7b5eca0011aafbd11edaba01ba582c961bee67e71c261c663216e0aca1c8849aa0a6ccbe409ad27f538a37d127f9de36f19fcdd7050381887f6d439b0bd9685dcfa21993d5beebf9397f3b03f7bbb6a9d7c7e32f2c47f05ec9167ed26bc062346273784d33c681d6e685e5c0e92933d2c34387ee54c9661871ec9e74c3b724a0a30e4c530f6aa451ea21ba1be329a3fa40c6f09a452f91904a7586d8d9a6afa94d8f1a6a2cadf7dc6660e6fb1054b5d60770d17653c2b8366c9ac81ece2306d4e763b7cbad3986dd1a4a911ad46236adcfb2c55e5e17a8072ba37335df68f02235dcf7fcb6974b41aa878155048c3ba2d3ccada91d69022c1e7c6285e64c6092029a5271289c297cbd264cf280b25d3b7a33876703b5e7cbfb786ecf469ab0d95edede037c55d0749a452dfae8efec2faf83b8980f3ccbf0a37adad04b89b211cf7ff9492448ee04a2193fd44ac9f56fb865fe05a0673324cdef5390e258744bed06bfad825a6788cb3df8656da3d7bf4eaf4f9ac7183644aada7ca965c13b9c285ee8f88816b4ced08380353d30c6c98c83416ab5006da6b0063d4761cc34e655a595320ae2999fa337213e8cf53c854a340b67e62c40562f362595f1377ce33d272590cb4d7cd71da1a3a69654b2537fc76c8fa5d410a8a2ed6f115b3b4a72c0878bdb347c8c41e58d9bf7b4f448f1da2ced27b52327270e2b1bbd47dc1d31f492d831cc574e67f38967d90be345af140af74d9528ce27cbdb701b39cd170536b22f22d7fe287ff001e9315f89678b3601b5099919482df7f43de2f49c8ba0069842a48163f7d45dcc1f4759803555271ed6142eb8b4447d9b29032716f870ce82660fa0ac38420f87e11de90efe902a44eddbc3aeb0a99fbbea9a2de23e88661b5d8035a98799ded2ab94a344082d2bf635fe0c19af342c242e8c1ea59e866b96271729a0f99725fb1a24f318661cbe38d4c18a0b4152b612198d0eef39af08b2713f3e780336ec05071ecf251a4026c5157a6a2165eeb3ac16776dcaf56561cc2a6bea5a360ada5cf9523aff359b49c111c10ad60cc6b76c56659e649d8670f49719d5acff8d97e5162c120da214a2d6193c04749dab02cba8260c12c83d12cbd6a4871c05e8625cf6547d706ad6b7fc008d4a8ff554236347b89a5fbbad582e0e6b90d46ae2b58949426f203f6f7ca431600d93900650c0520583ca2237ef89800eb04825616aba9da9b5745262b455e969b5987833ca6e5737b899e84d7ef8586a2194135afebda6c38a1a11ee0c2eb36cccf19a2b14b9a2f72e5555c7ad153f5a36fa2e414d6c086956040546ec599bc77e5cd5c786899bfc8d776453137de6571be1840c80ae777720e6ae884e584d484774ccae0158be7cdffac132af0fcd9d812ef0466243d153a8248481f8a326ef6c5800f60117a45b2e7fe58b30def32cb39465b00de89ae36adae9d7ca7c6c7d3626032ec3cd8b17638ee0ef4bc876d489714bab4ca6723e7ace6647f47f5b8c7897b4a8d5d16e518fc7e32b5e33d744f9c6c1dad1bf6b0cbcd34185ca4555b38eb80b690dc136911e7c6233f244e60dc75c0b838fb8a95de8d9694632e6d715277e7ff14ceac5c776cc798914d378c157ee186845a39fa6b120151e5f2401f17369c21b4f2ca09b5015ca18765ec334d0b4c5f7e734010c8753aa7cd673296e02fb3e9bec766f2f805e74d3c942694c73b6aed54f77a7750b7c179ea80149aa05dc9b23b86b48a5596f6f1493abd882e1df0eab80bced61b0d817ed28d4fdd9b730531c6a80dfeff946baf0181fba408055ff26f11b3c9773949ca3b405a08d2804e71bc21765a9c2a489f29a3bbb9af5495cef33cadc4a4c7ddf17a45132d105ef500f47631dd0097023d8042edb45d6be929ef5cf23a950b5533cec7004d21b069d89473824f9614a69c27a615f3b608e45935e23fd489ec091050a1b80fa8255070e5f37eeb570b1068c02098b5e213d66e25e434f4347d1a331852550b3415d323bdb8d6c3a066ccd7d4c5d9f92c5de5c7794987f0fcb8f7536ccb7bed0d860cb26c8393984c6a98b99f66681d9b6385ca9467a202493d2b12929b2ac2ed4ebfa694396af501ef3c98697006b7b4e192789e16f2ed2cf7b4d6b335718a5748c0a235533a41bb706afc4f2682f34c3d571a08862fa35f40e9d9759b3d738ad661d75b08d17ca1ee7e7a0119a6cbc7ebc1177ca498e9680712cd84ae774030fb1e76e37e247ac350da07e1761fec3fff625c24328c6c6049df21c8b3b0e379de7a493a69a2a42293630940befacc87680b6ab61e21b9fd44b22344ee6de955163ad0950d93b50d78fafeccd70e00a6bce0053a4c1666973e6f90afb6d95f3e5e5d63cb3bc94cf1b3b0cf1656c6a5a8a133813eb368a191d47f297b2a2112e4ac1476a48db298d8c3dc3778bb2b5862cd3f45aef6197126e3fefce70cd8bb9582629a98", 0x1000}, {&(0x7f00000011c0)="6f10d6bd60ca274041ced54301ce34d5070341228ba98f1eee", 0x19}, {&(0x7f0000001200)="6b6820a7ee88983c3c9f69be95a4a73e15766403b6f618376482bd6322002616e16f7928a8478e256e9c3005aff4c4b6cfd57f2234626769fb16b44629909dfc9d302eee805ff8", 0x47}, {&(0x7f0000001280)="36a65e21e5d781b2543f8845cead943153ba5f4531290432308c01cbf8e1a2c358b9e9d9d0e95bee3319de6b5e9f4a9ac7cc4cd6d9c88b2d78bee346e3dcc6ffa7", 0x41}, {&(0x7f0000001300)="e52d0d42d1377ceb697444e0051f5e9cbdd57b6c2a17fd9a7befd29d6a36ca27874dc0be765e5846e67f9717a3e7551179c7f4c103ffb53870a7d0901dd71ac8064959e3623c84e2d32dd831cad37db23e25382ce1707c364bbf1d7fc2bbce6cf1877ecd36f8968943ef0fb6d65c5615f292fcd791d43cd4da16e864a2bb7cd3197c90f2591d60e6dc0507b88d7645a25714c2a80eb06e4eafb89ecca058c7a8cbbb7d8371c265d35921c1995e1d536e9b58f039cb801270fad1d902cd6827bb093b13901d5ae63435ab9178cc8eee1ec31b2bbcf310aff3411ed41724a0f7b75f39b034d590cceaa56e7d", 0xeb}], 0x7, &(0x7f0000001480)="4bb12cf12d6ad5075ce65fb9f0668eb80ded566c2416e0c5f613678a3e40d8185c61c9ac31bd958757f24beb63cd441fc1f8e20708d98a60ddbb43a28281e4154571c1b7626399f2bc50273e91e32b4f617b2fe5167a0143685bb4953e7a73ee54999b57ec9970b47ee0a005e73171905eb779714f9279aeecc7fb76f6df00192cd0bcc3481927ab46595a45d65b7e", 0x8f, 0x10}, 0x40000) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000001580)) (async) [ 2092.752079] wlan0: mtu less than device minimum 07:25:32 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'wlan0\x00', 0x1}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x3ff}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'wlan0\x00', 0x1}) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x3ff}) (async) 07:25:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x7, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) getsockopt$TIPC_CONN_TIMEOUT(r1, 0x10f, 0x82, &(0x7f0000000040), &(0x7f00000000c0)=0x4) (async) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x7, @any, 0x5, 0x1}, 0xe) (async) connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @remote}, 0x3, 0x4, 0x4, 0x2}}, 0x26) 07:25:32 executing program 0: setsockopt$TIPC_IMPORTANCE(0xffffffffffffffff, 0x10f, 0x7f, &(0x7f00000000c0)=0x40, 0x4) r0 = socket$pppl2tp(0x18, 0x1, 0x1) accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x80800) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$SIOCGETLINKNAME(r1, 0x89e0, &(0x7f0000000140)={0x4, 0x3}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) bind$tipc(r2, &(0x7f0000000080)=@nameseq={0x1e, 0x1, 0x0, {0x41, 0x4, 0x4}}, 0x10) 07:25:32 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000015c0), 0x1000, 0x0) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x32) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) sendmsg$tipc(r3, &(0x7f0000001540)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x3, {{0x43}, 0x4}}, 0x10, &(0x7f0000001400)=[{&(0x7f00000000c0)="eabe", 0x2}, {&(0x7f0000000100)="cd15d7b2d8a9ac7e4c3be20a9f573365a73173dfdea2f5a2e2e22b6b0d6a832695df6049eefd6de00a2009e7cf6ff55fb734dbb34e04a13d0d5147a7ece3951f19b74b9a3e3c164b3799e518f305b46d437cd2cc9e28e377653f826697d8a04195fe1a65b5c1e4b7ba8418118b6a80df7b74c8a639361328940efa0bdf76bd3618023045f68b3da394376539eb4aea275a56358c5853a2e4dcaeb761aefcc72eeba82d9ccaec3ec86f8e502fe1c3fee254", 0xb1}, {&(0x7f00000001c0)="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", 0x1000}, {&(0x7f00000011c0)="6f10d6bd60ca274041ced54301ce34d5070341228ba98f1eee", 0x19}, {&(0x7f0000001200)="6b6820a7ee88983c3c9f69be95a4a73e15766403b6f618376482bd6322002616e16f7928a8478e256e9c3005aff4c4b6cfd57f2234626769fb16b44629909dfc9d302eee805ff8", 0x47}, {&(0x7f0000001280)="36a65e21e5d781b2543f8845cead943153ba5f4531290432308c01cbf8e1a2c358b9e9d9d0e95bee3319de6b5e9f4a9ac7cc4cd6d9c88b2d78bee346e3dcc6ffa7", 0x41}, {&(0x7f0000001300)="e52d0d42d1377ceb697444e0051f5e9cbdd57b6c2a17fd9a7befd29d6a36ca27874dc0be765e5846e67f9717a3e7551179c7f4c103ffb53870a7d0901dd71ac8064959e3623c84e2d32dd831cad37db23e25382ce1707c364bbf1d7fc2bbce6cf1877ecd36f8968943ef0fb6d65c5615f292fcd791d43cd4da16e864a2bb7cd3197c90f2591d60e6dc0507b88d7645a25714c2a80eb06e4eafb89ecca058c7a8cbbb7d8371c265d35921c1995e1d536e9b58f039cb801270fad1d902cd6827bb093b13901d5ae63435ab9178cc8eee1ec31b2bbcf310aff3411ed41724a0f7b75f39b034d590cceaa56e7d", 0xeb}], 0x7, &(0x7f0000001480)="4bb12cf12d6ad5075ce65fb9f0668eb80ded566c2416e0c5f613678a3e40d8185c61c9ac31bd958757f24beb63cd441fc1f8e20708d98a60ddbb43a28281e4154571c1b7626399f2bc50273e91e32b4f617b2fe5167a0143685bb4953e7a73ee54999b57ec9970b47ee0a005e73171905eb779714f9279aeecc7fb76f6df00192cd0bcc3481927ab46595a45d65b7e", 0x8f, 0x10}, 0x40000) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000001580)) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) getsockname$tipc(0xffffffffffffffff, &(0x7f0000000000)=@name, &(0x7f0000000040)=0x10) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000015c0), 0x1000, 0x0) (async) ioctl$UI_SET_MSCBIT(r2, 0x40045568, 0x32) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) sendmsg$tipc(r3, &(0x7f0000001540)={&(0x7f0000000080)=@name={0x1e, 0x2, 0x3, {{0x43}, 0x4}}, 0x10, &(0x7f0000001400)=[{&(0x7f00000000c0)="eabe", 0x2}, {&(0x7f0000000100)="cd15d7b2d8a9ac7e4c3be20a9f573365a73173dfdea2f5a2e2e22b6b0d6a832695df6049eefd6de00a2009e7cf6ff55fb734dbb34e04a13d0d5147a7ece3951f19b74b9a3e3c164b3799e518f305b46d437cd2cc9e28e377653f826697d8a04195fe1a65b5c1e4b7ba8418118b6a80df7b74c8a639361328940efa0bdf76bd3618023045f68b3da394376539eb4aea275a56358c5853a2e4dcaeb761aefcc72eeba82d9ccaec3ec86f8e502fe1c3fee254", 0xb1}, {&(0x7f00000001c0)="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", 0x1000}, {&(0x7f00000011c0)="6f10d6bd60ca274041ced54301ce34d5070341228ba98f1eee", 0x19}, {&(0x7f0000001200)="6b6820a7ee88983c3c9f69be95a4a73e15766403b6f618376482bd6322002616e16f7928a8478e256e9c3005aff4c4b6cfd57f2234626769fb16b44629909dfc9d302eee805ff8", 0x47}, {&(0x7f0000001280)="36a65e21e5d781b2543f8845cead943153ba5f4531290432308c01cbf8e1a2c358b9e9d9d0e95bee3319de6b5e9f4a9ac7cc4cd6d9c88b2d78bee346e3dcc6ffa7", 0x41}, {&(0x7f0000001300)="e52d0d42d1377ceb697444e0051f5e9cbdd57b6c2a17fd9a7befd29d6a36ca27874dc0be765e5846e67f9717a3e7551179c7f4c103ffb53870a7d0901dd71ac8064959e3623c84e2d32dd831cad37db23e25382ce1707c364bbf1d7fc2bbce6cf1877ecd36f8968943ef0fb6d65c5615f292fcd791d43cd4da16e864a2bb7cd3197c90f2591d60e6dc0507b88d7645a25714c2a80eb06e4eafb89ecca058c7a8cbbb7d8371c265d35921c1995e1d536e9b58f039cb801270fad1d902cd6827bb093b13901d5ae63435ab9178cc8eee1ec31b2bbcf310aff3411ed41724a0f7b75f39b034d590cceaa56e7d", 0xeb}], 0x7, &(0x7f0000001480)="4bb12cf12d6ad5075ce65fb9f0668eb80ded566c2416e0c5f613678a3e40d8185c61c9ac31bd958757f24beb63cd441fc1f8e20708d98a60ddbb43a28281e4154571c1b7626399f2bc50273e91e32b4f617b2fe5167a0143685bb4953e7a73ee54999b57ec9970b47ee0a005e73171905eb779714f9279aeecc7fb76f6df00192cd0bcc3481927ab46595a45d65b7e", 0x8f, 0x10}, 0x40000) (async) ioctl$SNDRV_TIMER_IOCTL_PVERSION(0xffffffffffffffff, 0x80045400, &(0x7f0000001580)) (async) 07:25:32 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) socketpair(0x11, 0x5, 0x13, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000040)={'virt_wifi0\x00', 0x8}) 07:25:32 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = socket$tipc(0x1e, 0x7, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getsockopt$TIPC_CONN_TIMEOUT(r1, 0x10f, 0x82, &(0x7f0000000040), &(0x7f00000000c0)=0x4) connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000100)={0x1f, 0x7, @any, 0x5, 0x1}, 0xe) connect$pppl2tp(0xffffffffffffffff, &(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @remote}, 0x3, 0x4, 0x4, 0x2}}, 0x26) 07:25:32 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2092.865510] wlan0: mtu less than device minimum [ 2092.879457] wlan0: mtu less than device minimum 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:33 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000040)={'ip_vti0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) r2 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000000)={'bridge0\x00'}) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffca7) 07:25:33 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) socketpair(0x11, 0x5, 0x13, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000040)={'virt_wifi0\x00', 0x8}) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:33 executing program 5: ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1a000000", @ANYRES16=r0, @ANYBLOB="020027bd7000fcdbdf25010000000c00040040000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x40004) 07:25:33 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'vlan0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x6, 0x4) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffca7) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffca7) (async) 07:25:33 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) socketpair(0x11, 0x5, 0x13, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000040)={'virt_wifi0\x00', 0x8}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) (async) socketpair(0x11, 0x5, 0x13, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000040)={'virt_wifi0\x00', 0x8}) (async) 07:25:33 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x408000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, 0x0, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}}, 0xc050) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x3c, r4, 0x8, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/vcsa\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20000}, 0x40) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x24fc90682586fe75, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r5, 0x6, 0x1d, &(0x7f0000000180)={0x512, 0x5, 0x6, 0xfff, 0x3f}, 0x14) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r2) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x20, r7, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5d}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000081}, 0x8800) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:33 executing program 5: ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1a000000", @ANYRES16=r0, @ANYBLOB="020027bd7000fcdbdf25010000000c00040040000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x40004) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1a000000", @ANYRES16=r0, @ANYBLOB="020027bd7000fcdbdf25010000000c00040040000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x40004) (async) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000080)=0x1a3, 0xffffffffffffffe0) 07:25:33 executing program 3: socketpair(0x25, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000080)) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="9b35b8ff4a127a38d75fdf703151224bd17acf66703e750467dd0a35e8267e03d6c0d6f2bac377d7f81e24e2309c43766b") ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x2000, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x800448d3, 0x0) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f0000000140)="2af4c576eeb21aa7e4a52b7c10e7e6c8985149a44e3b045349f1ef6a1055dd92cbdcc31ba95ca5b3124503169b789b5bf40d20d0360707cacaecef8c3116cf4d44f8607f82c59076980586fa634ac1d546c6d69660e65a527cc49767bb0a50b5bc0384bf91926c6df0d797c03eca784b4c112f7aa5354b29f7b41cd743af481343f94dc8f13a4963ba5a667b62eb6777bc48edbfe04a11ecc1963469d59da34c4d05d6885cc708347179779a518b270b75be4ca9475a20daf6101969") ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000100)={'rose0\x00'}) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f00000000c0)={'veth1_to_bond\x00'}) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0xfffffca7) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000080)=0x1a3, 0xffffffffffffffe0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000080)=0x1a3, 0xffffffffffffffe0) (async) 07:25:33 executing program 5: ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1a000000", @ANYRES16=r0, @ANYBLOB="020027bd7000fcdbdf25010000000c00040040000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4}, 0x40004) [ 2093.183065] nbd: must specify an index to disconnect 07:25:33 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f00000000c0), r1) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) setsockopt$bt_l2cap_L2CAP_OPTIONS(0xffffffffffffffff, 0x6, 0x1, &(0x7f0000000000)={0x1ff, 0x0, 0x9ba2, 0x4, 0x40, 0xff, 0x7}, 0xc) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) write$sysctl(0xffffffffffffffff, &(0x7f0000000100)='4\x00', 0x2) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000040)={'ip6gretap0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x4) r2 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x40001) ioctl$NBD_CLEAR_QUE(r2, 0xab05) 07:25:33 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x29, 0xa, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'pim6reg1\x00', 0x6}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) 07:25:33 executing program 3: socketpair(0x25, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000080)) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="9b35b8ff4a127a38d75fdf703151224bd17acf66703e750467dd0a35e8267e03d6c0d6f2bac377d7f81e24e2309c43766b") (async) ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x2000, 0x0) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x800448d3, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f0000000140)="2af4c576eeb21aa7e4a52b7c10e7e6c8985149a44e3b045349f1ef6a1055dd92cbdcc31ba95ca5b3124503169b789b5bf40d20d0360707cacaecef8c3116cf4d44f8607f82c59076980586fa634ac1d546c6d69660e65a527cc49767bb0a50b5bc0384bf91926c6df0d797c03eca784b4c112f7aa5354b29f7b41cd743af481343f94dc8f13a4963ba5a667b62eb6777bc48edbfe04a11ecc1963469d59da34c4d05d6885cc708347179779a518b270b75be4ca9475a20daf6101969") (async) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000100)={'rose0\x00'}) (async) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f00000000c0)={'veth1_to_bond\x00'}) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000340)={0xffffffffffffffff, 0xe0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, &(0x7f0000000040)=[0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x48, 0x10, &(0x7f0000000180), &(0x7f00000001c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000200)}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000380)={r1}, 0x4) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000080)=0x1a3, 0xffffffffffffffe0) 07:25:33 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:33 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x29, 0xa, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'pim6reg1\x00', 0x6}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x29, 0xa, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'pim6reg1\x00', 0x6}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) (async) 07:25:33 executing program 3: socketpair(0x25, 0x6, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000080)) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="9b35b8ff4a127a38d75fdf703151224bd17acf66703e750467dd0a35e8267e03d6c0d6f2bac377d7f81e24e2309c43766b") ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x2000, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x800448d3, 0x0) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f0000000140)="2af4c576eeb21aa7e4a52b7c10e7e6c8985149a44e3b045349f1ef6a1055dd92cbdcc31ba95ca5b3124503169b789b5bf40d20d0360707cacaecef8c3116cf4d44f8607f82c59076980586fa634ac1d546c6d69660e65a527cc49767bb0a50b5bc0384bf91926c6df0d797c03eca784b4c112f7aa5354b29f7b41cd743af481343f94dc8f13a4963ba5a667b62eb6777bc48edbfe04a11ecc1963469d59da34c4d05d6885cc708347179779a518b270b75be4ca9475a20daf6101969") ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000100)={'rose0\x00'}) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f00000000c0)={'veth1_to_bond\x00'}) socketpair(0x25, 0x6, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000080)) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="9b35b8ff4a127a38d75fdf703151224bd17acf66703e750467dd0a35e8267e03d6c0d6f2bac377d7f81e24e2309c43766b") (async) ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200), 0x2000, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x800448d3, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f0000000140)="2af4c576eeb21aa7e4a52b7c10e7e6c8985149a44e3b045349f1ef6a1055dd92cbdcc31ba95ca5b3124503169b789b5bf40d20d0360707cacaecef8c3116cf4d44f8607f82c59076980586fa634ac1d546c6d69660e65a527cc49767bb0a50b5bc0384bf91926c6df0d797c03eca784b4c112f7aa5354b29f7b41cd743af481343f94dc8f13a4963ba5a667b62eb6777bc48edbfe04a11ecc1963469d59da34c4d05d6885cc708347179779a518b270b75be4ca9475a20daf6101969") (async) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000100)={'rose0\x00'}) (async) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f00000000c0)={'veth1_to_bond\x00'}) (async) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000340)={0xffffffffffffffff, 0xe0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, &(0x7f0000000040)=[0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x48, 0x10, &(0x7f0000000180), &(0x7f00000001c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000200)}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000380)={r1}, 0x4) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000340)={0xffffffffffffffff, 0xe0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, &(0x7f0000000040)=[0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x48, 0x10, &(0x7f0000000180), &(0x7f00000001c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000200)}}, 0x10) (async) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000380)={r1}, 0x4) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:33 executing program 1: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x29, 0xa, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000040)={'pim6reg1\x00', 0x6}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x0, 0x0) 07:25:33 executing program 0: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8922, &(0x7f0000000000)={'ip6gre0\x00', 0xab}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(0xffffffffffffffff, 0x111, 0x5, 0x7, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000340)={0xffffffffffffffff, 0xe0, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, &(0x7f0000000040)=[0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000100)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], 0x48, 0x10, &(0x7f0000000180), &(0x7f00000001c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000200)}}, 0x10) (rerun: 64) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000380)={r1}, 0x4) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:33 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) r0 = socket(0x1d, 0x5, 0xfff) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'ip6gretap0\x00', 0x8}) 07:25:33 executing program 3: r0 = msgget$private(0x0, 0xa0) msgctl$IPC_RMID(r0, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000000)={'macvtap0\x00', 0x8}) 07:25:33 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000540)=@bpf_lsm={0x1d, 0x8, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x6}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x1}, @map_idx_val={0x18, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10000}]}, &(0x7f0000000040)='GPL\x00', 0x8000, 0x0, 0x0, 0x41000, 0xc, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x6, 0x2}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xb, 0x4, 0x7fff}, 0x10, r0, 0x0, 0x0, &(0x7f0000000500)=[0xffffffffffffffff, r1, r2]}, 0x80) r3 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x0) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x8, 0x80000, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x40000004, 0x4) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) 07:25:33 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = socket(0x1d, 0x5, 0xfff) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'ip6gretap0\x00', 0x8}) 07:25:33 executing program 3: r0 = msgget$private(0x0, 0xa0) msgctl$IPC_RMID(r0, 0x0) (async) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000000)={'macvtap0\x00', 0x8}) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:33 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000540)=@bpf_lsm={0x1d, 0x8, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x6}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x1}, @map_idx_val={0x18, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10000}]}, &(0x7f0000000040)='GPL\x00', 0x8000, 0x0, 0x0, 0x41000, 0xc, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x6, 0x2}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xb, 0x4, 0x7fff}, 0x10, r0, 0x0, 0x0, &(0x7f0000000500)=[0xffffffffffffffff, r1, r2]}, 0x80) r3 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x0) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x8, 0x80000, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x40000004, 0x4) 07:25:33 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = socket(0x1d, 0x5, 0xfff) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'ip6gretap0\x00', 0x8}) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x20000, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000180)={'ip6_vti0\x00', &(0x7f0000000300)={'syztnl2\x00', 0x0, 0x2f, 0x0, 0x5, 0x80, 0x40, @private1={0xfc, 0x1, '\x00', 0x1}, @local, 0x8, 0x40, 0x8, 0x5}}) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000400)={'ip6_vti0\x00', &(0x7f0000000380)={'ip6_vti0\x00', r3, 0x2f, 0xbf, 0x84, 0xfffffffb, 0x26, @loopback, @mcast2, 0x17, 0x20, 0x9, 0x40}}) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x6) socket$inet_udp(0x2, 0x2, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000100)={0x23, "eb7ccb"}, 0x6) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000240)=0xfffffffe, 0x4) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="00a92be436e2e58d4ee50000", @ANYRES16=r0, @ANYRESHEX=r1], 0x20}, 0x1, 0x0, 0x0, 0x183fd8ec95c9c11b}, 0x80c5) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000280)={0x20, [0xfff, 0x3], 0x3}, 0x10) 07:25:33 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000540)=@bpf_lsm={0x1d, 0x8, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x6}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x1}, @map_idx_val={0x18, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10000}]}, &(0x7f0000000040)='GPL\x00', 0x8000, 0x0, 0x0, 0x41000, 0xc, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x6, 0x2}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xb, 0x4, 0x7fff}, 0x10, r0, 0x0, 0x0, &(0x7f0000000500)=[0xffffffffffffffff, r1, r2]}, 0x80) r3 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r3, 0x111, 0x2, 0x0, 0x0) 07:25:33 executing program 3: r0 = msgget$private(0x0, 0xa0) msgctl$IPC_RMID(r0, 0x0) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8910, &(0x7f0000000000)={'macvtap0\x00', 0x8}) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socket$pppoe(0x18, 0x1, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:33 executing program 1: socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x8, 0x80000, 0x4, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x40000004, 0x4) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00', 0xfffffffc}) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x20000, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000180)={'ip6_vti0\x00', &(0x7f0000000300)={'syztnl2\x00', 0x0, 0x2f, 0x0, 0x5, 0x80, 0x40, @private1={0xfc, 0x1, '\x00', 0x1}, @local, 0x8, 0x40, 0x8, 0x5}}) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000400)={'ip6_vti0\x00', &(0x7f0000000380)={'ip6_vti0\x00', r3, 0x2f, 0xbf, 0x84, 0xfffffffb, 0x26, @loopback, @mcast2, 0x17, 0x20, 0x9, 0x40}}) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x6) socket$inet_udp(0x2, 0x2, 0x0) (async) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000100)={0x23, "eb7ccb"}, 0x6) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000240)=0xfffffffe, 0x4) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="00a92be436e2e58d4ee50000", @ANYRES16=r0, @ANYRESHEX=r1], 0x20}, 0x1, 0x0, 0x0, 0x183fd8ec95c9c11b}, 0x80c5) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000280)={0x20, [0xfff, 0x3], 0x3}, 0x10) 07:25:33 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000540)=@bpf_lsm={0x1d, 0x8, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x6}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x1}, @map_idx_val={0x18, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10000}]}, &(0x7f0000000040)='GPL\x00', 0x8000, 0x0, 0x0, 0x41000, 0xc, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x6, 0x2}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xb, 0x4, 0x7fff}, 0x10, r0, 0x0, 0x0, &(0x7f0000000500)=[0xffffffffffffffff, r1, r2]}, 0x80) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:33 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:33 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x20000, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000180)={'ip6_vti0\x00', &(0x7f0000000300)={'syztnl2\x00', 0x0, 0x2f, 0x0, 0x5, 0x80, 0x40, @private1={0xfc, 0x1, '\x00', 0x1}, @local, 0x8, 0x40, 0x8, 0x5}}) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000400)={'ip6_vti0\x00', &(0x7f0000000380)={'ip6_vti0\x00', r3, 0x2f, 0xbf, 0x84, 0xfffffffb, 0x26, @loopback, @mcast2, 0x17, 0x20, 0x9, 0x40}}) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x6) socket$inet_udp(0x2, 0x2, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000100)={0x23, "eb7ccb"}, 0x6) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000240)=0xfffffffe, 0x4) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="00a92be436e2e58d4ee50000", @ANYRES16=r0, @ANYRESHEX=r1], 0x20}, 0x1, 0x0, 0x0, 0x183fd8ec95c9c11b}, 0x80c5) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000280)={0x20, [0xfff, 0x3], 0x3}, 0x10) 07:25:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r0 = socket$pppoe(0x18, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socket$pppoe(0x18, 0x1, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:33 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00', 0xfffffffc}) 07:25:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f00000000c0), 0x20000, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000180)={'ip6_vti0\x00', &(0x7f0000000300)={'syztnl2\x00', 0x0, 0x2f, 0x0, 0x5, 0x80, 0x40, @private1={0xfc, 0x1, '\x00', 0x1}, @local, 0x8, 0x40, 0x8, 0x5}}) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r2, 0x89f0, &(0x7f0000000400)={'ip6_vti0\x00', &(0x7f0000000380)={'ip6_vti0\x00', r3, 0x2f, 0xbf, 0x84, 0xfffffffb, 0x26, @loopback, @mcast2, 0x17, 0x20, 0x9, 0x40}}) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x6) socket$inet_udp(0x2, 0x2, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000100)={0x23, "eb7ccb"}, 0x6) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) setsockopt$bt_hci_HCI_DATA_DIR(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000240)=0xfffffffe, 0x4) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="00a92be436e2e58d4ee50000", @ANYRES16=r0, @ANYRESHEX=r1], 0x20}, 0x1, 0x0, 0x0, 0x183fd8ec95c9c11b}, 0x80c5) (async) setsockopt$bt_hci_HCI_FILTER(r1, 0x0, 0x2, &(0x7f0000000280)={0x20, [0xfff, 0x3], 0x3}, 0x10) 07:25:33 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000540)=@bpf_lsm={0x1d, 0x8, &(0x7f0000000000)=@framed={{0x18, 0x0, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x6}, [@kfunc={0x85, 0x0, 0x2, 0x0, 0x1}, @map_idx_val={0x18, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x10000}]}, &(0x7f0000000040)='GPL\x00', 0x8000, 0x0, 0x0, 0x41000, 0xc, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000080)={0x6, 0x2}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xb, 0x4, 0x7fff}, 0x10, r0, 0x0, 0x0, &(0x7f0000000500)=[0xffffffffffffffff, r1, r2]}, 0x80) 07:25:33 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x11, 0x3, &(0x7f0000000140)=ANY=[@ANYBLOB="1800000000000000000000070000000095000000925e0002"], &(0x7f0000000180)='GPL\x00', 0x4, 0x36, &(0x7f00000001c0)=""/54, 0x40f00, 0x1, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000200)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000240)={0x3, 0x8, 0x3c, 0x81}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000300)=[0xffffffffffffffff, r4, 0xffffffffffffffff, r5, r6, r7, r2, 0x1, r8, r9]}, 0x80) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) 07:25:34 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00', 0xfffffffc}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth0_to_bond\x00', 0xfffffffc}) (async) 07:25:34 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000480)=@bloom_filter={0x1e, 0x6, 0x20, 0xbe38, 0x103a, 0x1, 0xf6bf, '\x00', 0x0, 0xffffffffffffffff, 0x1, 0x4, 0x2, 0x6}, 0x48) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x80880) socket$inet_tcp(0x2, 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1008800, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@cache_none}, {@access_client}, {@access_any}, {@afid={'afid', 0x3d, 0x5}}, {@aname={'aname', 0x3d, '9J\x12\x00K\xca\x82h- O\xd8\xbb\xa4Sk\x83\xf5'}}, {@cache_none}], [{@context={'context', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '@/'}}, {@euid_gt={'euid>', 0xee00}}, {@euid_gt={'euid>', 0xee00}}, {@seclabel}, {@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@obj_type}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x62, 0x37, 0x66, 0x61, 0x35, 0x0, 0x65], 0x2d, [0x31, 0x63, 0x30, 0x31], 0x2d, [0x39, 0x34, 0x61, 0x31], 0x2d, [0x34, 0x31, 0x35, 0x64], 0x2d, [0x31, 0x61, 0x32, 0x0, 0x0, 0x0, 0x38, 0x32]}}}]}}) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'ip6tnl0\x00', 0x0, 0x2f, 0x5, 0x1, 0x1000, 0x2, @ipv4={'\x00', '\xff\xff', @remote}, @local, 0x8, 0x1a0, 0x3, 0x4}}) 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) socket$pppl2tp(0x18, 0x1, 0x1) 07:25:34 executing program 4: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x9) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x0, 0x3, 0x4, 0x0, 0x0, {0x77359400}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "db7dc287"}}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x1e, 0x7, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x523c, 0x0, 0x0, 0x0, 0x81}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @alu={0x0, 0x1, 0x5, 0x0, 0x0, 0xb}, @map_idx={0x18, 0xa, 0x5, 0x0, 0x9}]}, &(0x7f0000000640)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x14, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x2, 0x5}, 0x8, 0x10, &(0x7f00000006c0)={0x4, 0x2, 0x4, 0x4e9}, 0x10, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000700)=[r0, 0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={r2, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000200)=[0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000280), 0x0, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000540)={0x18, 0xb, &(0x7f0000000000)=@raw=[@cb_func={0x18, 0x2, 0x4, 0x0, 0x4}, @ldst={0x2, 0x2, 0x0, 0x3, 0x5, 0xffffffffffffffe0, 0xffffffffffffffff}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x4}, @alu={0x4, 0x1, 0x2, 0x9, 0x0, 0x0, 0xffffffffffffffff}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x2}, @map_fd={0x18, 0x1a, 0x1, 0x0, 0x1}, @generic={0x1, 0x2, 0xf, 0xff, 0x4}], &(0x7f0000000080)='GPL\x00', 0x40, 0xf0, &(0x7f00000000c0)=""/240, 0x40f00, 0x0, '\x00', r3, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000004c0)={0xa, 0x1}, 0x8, 0x10, &(0x7f0000000500)={0x3, 0x0, 0xffff, 0x6}, 0x10}, 0x80) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) getsockopt$sock_timeval(r4, 0x1, 0x0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x11, 0x3, &(0x7f0000000140)=ANY=[@ANYBLOB="1800000000000000000000070000000095000000925e0002"], &(0x7f0000000180)='GPL\x00', 0x4, 0x36, &(0x7f00000001c0)=""/54, 0x40f00, 0x1, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000200)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000240)={0x3, 0x8, 0x3c, 0x81}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000300)=[0xffffffffffffffff, r4, 0xffffffffffffffff, r5, r6, r7, r2, 0x1, r8, r9]}, 0x80) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) 07:25:34 executing program 0: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0xe0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000100)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000140)=[0x0, 0x0], &(0x7f0000000180)=[0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000280)}}, 0x10) bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x80880) (async) socket$inet_tcp(0x2, 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1008800, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@cache_none}, {@access_client}, {@access_any}, {@afid={'afid', 0x3d, 0x5}}, {@aname={'aname', 0x3d, '9J\x12\x00K\xca\x82h- O\xd8\xbb\xa4Sk\x83\xf5'}}, {@cache_none}], [{@context={'context', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '@/'}}, {@euid_gt={'euid>', 0xee00}}, {@euid_gt={'euid>', 0xee00}}, {@seclabel}, {@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@obj_type}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x62, 0x37, 0x66, 0x61, 0x35, 0x0, 0x65], 0x2d, [0x31, 0x63, 0x30, 0x31], 0x2d, [0x39, 0x34, 0x61, 0x31], 0x2d, [0x34, 0x31, 0x35, 0x64], 0x2d, [0x31, 0x61, 0x32, 0x0, 0x0, 0x0, 0x38, 0x32]}}}]}}) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'ip6tnl0\x00', 0x0, 0x2f, 0x5, 0x1, 0x1000, 0x2, @ipv4={'\x00', '\xff\xff', @remote}, @local, 0x8, 0x1a0, 0x3, 0x4}}) 07:25:34 executing program 4: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x9) (async) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) (async, rerun: 64) r0 = socket$pppl2tp(0x18, 0x1, 0x1) (rerun: 64) r1 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x0, 0x3, 0x4, 0x0, 0x0, {0x77359400}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "db7dc287"}}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x1e, 0x7, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x523c, 0x0, 0x0, 0x0, 0x81}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @alu={0x0, 0x1, 0x5, 0x0, 0x0, 0xb}, @map_idx={0x18, 0xa, 0x5, 0x0, 0x9}]}, &(0x7f0000000640)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x14, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x2, 0x5}, 0x8, 0x10, &(0x7f00000006c0)={0x4, 0x2, 0x4, 0x4e9}, 0x10, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000700)=[r0, 0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={r2, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000200)=[0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000280), 0x0, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000540)={0x18, 0xb, &(0x7f0000000000)=@raw=[@cb_func={0x18, 0x2, 0x4, 0x0, 0x4}, @ldst={0x2, 0x2, 0x0, 0x3, 0x5, 0xffffffffffffffe0, 0xffffffffffffffff}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x4}, @alu={0x4, 0x1, 0x2, 0x9, 0x0, 0x0, 0xffffffffffffffff}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x2}, @map_fd={0x18, 0x1a, 0x1, 0x0, 0x1}, @generic={0x1, 0x2, 0xf, 0xff, 0x4}], &(0x7f0000000080)='GPL\x00', 0x40, 0xf0, &(0x7f00000000c0)=""/240, 0x40f00, 0x0, '\x00', r3, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000004c0)={0xa, 0x1}, 0x8, 0x10, &(0x7f0000000500)={0x3, 0x0, 0xffff, 0x6}, 0x10}, 0x80) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) getsockopt$sock_timeval(r4, 0x1, 0x0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x9, 0x4) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000080)={'syz_tun\x00'}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="be3a0f55a81c4d7b686ea3f164a958f10f384863089f0d976d5e2894606a0ba4e9a5ec0d7af34e14ecade2155a6516e343cd7af0742fb63f772e6f45ac5a376f9d893ae05064a09f604d2402e6076bc5b26961944531cc5ee20f72806e3c79ab051245257ed7f9eebf559a29874bdf768cc956b6ec8c7a68322edc99cc3c1e787d640e67ce3b57a7a01b0d262fc11b66f4c4815555a4f0cf35cdabae49d0f151a9ca42acb4581fa6d4a5204fbbeb91aa528f0cc4645421b59e280e06") r3 = socket(0x3, 0x3, 0x400004) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000040)={'pim6reg0\x00'}) connect$pppl2tp(r3, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x3, 0x2, 0x2, {0xa, 0x4e21, 0x1, @mcast1, 0x8}}}, 0x32) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) r8 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r8, 0x0, 0x0) r9 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r9, 0x0, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000340)={0x11, 0x3, &(0x7f0000000140)=ANY=[@ANYBLOB="1800000000000000000000070000000095000000925e0002"], &(0x7f0000000180)='GPL\x00', 0x4, 0x36, &(0x7f00000001c0)=""/54, 0x40f00, 0x1, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000200)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000240)={0x3, 0x8, 0x3c, 0x81}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000300)=[0xffffffffffffffff, r4, 0xffffffffffffffff, r5, r6, r7, r2, 0x1, r8, r9]}, 0x80) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x80880) socket$inet_tcp(0x2, 0x1, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1008800, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@cache_none}, {@access_client}, {@access_any}, {@afid={'afid', 0x3d, 0x5}}, {@aname={'aname', 0x3d, '9J\x12\x00K\xca\x82h- O\xd8\xbb\xa4Sk\x83\xf5'}}, {@cache_none}], [{@context={'context', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '@/'}}, {@euid_gt={'euid>', 0xee00}}, {@euid_gt={'euid>', 0xee00}}, {@seclabel}, {@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@obj_type}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x62, 0x37, 0x66, 0x61, 0x35, 0x0, 0x65], 0x2d, [0x31, 0x63, 0x30, 0x31], 0x2d, [0x39, 0x34, 0x61, 0x31], 0x2d, [0x34, 0x31, 0x35, 0x64], 0x2d, [0x31, 0x61, 0x32, 0x0, 0x0, 0x0, 0x38, 0x32]}}}]}}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) pipe2$9p(&(0x7f00000000c0), 0x80880) (async) socket$inet_tcp(0x2, 0x1, 0x0) (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1008800, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@cache_none}, {@access_client}, {@access_any}, {@afid={'afid', 0x3d, 0x5}}, {@aname={'aname', 0x3d, '9J\x12\x00K\xca\x82h- O\xd8\xbb\xa4Sk\x83\xf5'}}, {@cache_none}], [{@context={'context', 0x3d, 'unconfined_u'}}, {@smackfsroot={'smackfsroot', 0x3d, '@/'}}, {@euid_gt={'euid>', 0xee00}}, {@euid_gt={'euid>', 0xee00}}, {@seclabel}, {@mask={'mask', 0x3d, '^MAY_APPEND'}}, {@obj_type}, {@fsuuid={'fsuuid', 0x3d, {[0x34, 0x62, 0x37, 0x66, 0x61, 0x35, 0x0, 0x65], 0x2d, [0x31, 0x63, 0x30, 0x31], 0x2d, [0x39, 0x34, 0x61, 0x31], 0x2d, [0x34, 0x31, 0x35, 0x64], 0x2d, [0x31, 0x61, 0x32, 0x0, 0x0, 0x0, 0x38, 0x32]}}}]}}) (async) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(0xffffffffffffffff, 0x89f0, &(0x7f00000000c0)={'ip6tnl0\x00', &(0x7f0000000040)={'ip6tnl0\x00', 0x0, 0x2f, 0x5, 0x1, 0x1000, 0x2, @ipv4={'\x00', '\xff\xff', @remote}, @local, 0x8, 0x1a0, 0x3, 0x4}}) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, 0x0, 0x0) 07:25:34 executing program 4: ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x9) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x0, 0x3, 0x4, 0x0, 0x0, {0x77359400}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "db7dc287"}}) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x1e, 0x7, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x523c, 0x0, 0x0, 0x0, 0x81}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @alu={0x0, 0x1, 0x5, 0x0, 0x0, 0xb}, @map_idx={0x18, 0xa, 0x5, 0x0, 0x9}]}, &(0x7f0000000640)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x14, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x2, 0x5}, 0x8, 0x10, &(0x7f00000006c0)={0x4, 0x2, 0x4, 0x4e9}, 0x10, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000700)=[r0, 0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={r2, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000200)=[0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000280), 0x0, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000540)={0x18, 0xb, &(0x7f0000000000)=@raw=[@cb_func={0x18, 0x2, 0x4, 0x0, 0x4}, @ldst={0x2, 0x2, 0x0, 0x3, 0x5, 0xffffffffffffffe0, 0xffffffffffffffff}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x4}, @alu={0x4, 0x1, 0x2, 0x9, 0x0, 0x0, 0xffffffffffffffff}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x2}, @map_fd={0x18, 0x1a, 0x1, 0x0, 0x1}, @generic={0x1, 0x2, 0xf, 0xff, 0x4}], &(0x7f0000000080)='GPL\x00', 0x40, 0xf0, &(0x7f00000000c0)=""/240, 0x40f00, 0x0, '\x00', r3, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000004c0)={0xa, 0x1}, 0x8, 0x10, &(0x7f0000000500)={0x3, 0x0, 0xffff, 0x6}, 0x10}, 0x80) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) getsockopt$sock_timeval(r4, 0x1, 0x0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x9) (async) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x0, 0x3, 0x4, 0x0, 0x0, {0x77359400}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, "db7dc287"}}) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000780)={0x1e, 0x7, &(0x7f0000000280)=@framed={{0x18, 0x0, 0x0, 0x0, 0x523c, 0x0, 0x0, 0x0, 0x81}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @alu={0x0, 0x1, 0x5, 0x0, 0x0, 0xb}, @map_idx={0x18, 0xa, 0x5, 0x0, 0x9}]}, &(0x7f0000000640)='syzkaller\x00', 0x5, 0x0, 0x0, 0x41100, 0x14, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000680)={0x2, 0x5}, 0x8, 0x10, &(0x7f00000006c0)={0x4, 0x2, 0x4, 0x4e9}, 0x10, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000700)=[r0, 0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={r2, 0xe0, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000200)=[0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000280), 0x0, 0x10, &(0x7f00000002c0), &(0x7f0000000300), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000340)}}, 0x10) (async) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000540)={0x18, 0xb, &(0x7f0000000000)=@raw=[@cb_func={0x18, 0x2, 0x4, 0x0, 0x4}, @ldst={0x2, 0x2, 0x0, 0x3, 0x5, 0xffffffffffffffe0, 0xffffffffffffffff}, @btf_id={0x18, 0x5, 0x3, 0x0, 0x4}, @alu={0x4, 0x1, 0x2, 0x9, 0x0, 0x0, 0xffffffffffffffff}, @initr0={0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x2}, @map_fd={0x18, 0x1a, 0x1, 0x0, 0x1}, @generic={0x1, 0x2, 0xf, 0xff, 0x4}], &(0x7f0000000080)='GPL\x00', 0x40, 0xf0, &(0x7f00000000c0)=""/240, 0x40f00, 0x0, '\x00', r3, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000004c0)={0xa, 0x1}, 0x8, 0x10, &(0x7f0000000500)={0x3, 0x0, 0xffff, 0x6}, 0x10}, 0x80) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) getsockopt$sock_timeval(r4, 0x1, 0x0, &(0x7f00000005c0), &(0x7f0000000600)=0x10) (async) 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x9, 0x4) (async) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000080)={'syz_tun\x00'}) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async, rerun: 32) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="be3a0f55a81c4d7b686ea3f164a958f10f384863089f0d976d5e2894606a0ba4e9a5ec0d7af34e14ecade2155a6516e343cd7af0742fb63f772e6f45ac5a376f9d893ae05064a09f604d2402e6076bc5b26961944531cc5ee20f72806e3c79ab051245257ed7f9eebf559a29874bdf768cc956b6ec8c7a68322edc99cc3c1e787d640e67ce3b57a7a01b0d262fc11b66f4c4815555a4f0cf35cdabae49d0f151a9ca42acb4581fa6d4a5204fbbeb91aa528f0cc4645421b59e280e06") (async, rerun: 32) r3 = socket(0x3, 0x3, 0x400004) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000040)={'pim6reg0\x00'}) (async) connect$pppl2tp(r3, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x3, 0x2, 0x2, {0xa, 0x4e21, 0x1, @mcast1, 0x8}}}, 0x32) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getuid() getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x804000, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',Wfdno=', @ANYRESHEX=r0, @ANYBLOB=',nodevmap,\x00']) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, 0x0, 0x0) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x2}) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getuid() getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x804000, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',Wfdno=', @ANYRESHEX=r0, @ANYBLOB=',nodevmap,\x00']) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) getuid() (async) getuid() (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x804000, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',Wfdno=', @ANYRESHEX=r0, @ANYBLOB=',nodevmap,\x00']) (async) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, 0x0, 0x0) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r5, 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x2}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x2}) (async) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x9, 0x4) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000080)={'syz_tun\x00'}) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="be3a0f55a81c4d7b686ea3f164a958f10f384863089f0d976d5e2894606a0ba4e9a5ec0d7af34e14ecade2155a6516e343cd7af0742fb63f772e6f45ac5a376f9d893ae05064a09f604d2402e6076bc5b26961944531cc5ee20f72806e3c79ab051245257ed7f9eebf559a29874bdf768cc956b6ec8c7a68322edc99cc3c1e787d640e67ce3b57a7a01b0d262fc11b66f4c4815555a4f0cf35cdabae49d0f151a9ca42acb4581fa6d4a5204fbbeb91aa528f0cc4645421b59e280e06") r3 = socket(0x3, 0x3, 0x400004) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000040)={'pim6reg0\x00'}) connect$pppl2tp(r3, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x3, 0x2, 0x2, {0xa, 0x4e21, 0x1, @mcast1, 0x8}}}, 0x32) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x9, 0x4) (async) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000080)={'syz_tun\x00'}) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="be3a0f55a81c4d7b686ea3f164a958f10f384863089f0d976d5e2894606a0ba4e9a5ec0d7af34e14ecade2155a6516e343cd7af0742fb63f772e6f45ac5a376f9d893ae05064a09f604d2402e6076bc5b26961944531cc5ee20f72806e3c79ab051245257ed7f9eebf559a29874bdf768cc956b6ec8c7a68322edc99cc3c1e787d640e67ce3b57a7a01b0d262fc11b66f4c4815555a4f0cf35cdabae49d0f151a9ca42acb4581fa6d4a5204fbbeb91aa528f0cc4645421b59e280e06") (async) socket(0x3, 0x3, 0x400004) (async) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000040)={'pim6reg0\x00'}) (async) connect$pppl2tp(r3, &(0x7f0000000000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x3, 0x2, 0x2, {0xa, 0x4e21, 0x1, @mcast1, 0x8}}}, 0x32) (async) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0x0, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async, rerun: 32) getuid() (async, rerun: 32) getuid() (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x804000, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',Wfdno=', @ANYRESHEX=r0, @ANYBLOB=',nodevmap,\x00']) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000040)={0x0, [0x0, 0x402], 0xfffb}, 0x10) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000080)={{0x3, 0x0, 0x43, 0x0, 0x6}, 0x2, 0xffffffffffffffff, 0xffffffffffffffff}) 07:25:34 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async, rerun: 64) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x2}) (rerun: 64) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0x0, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000040)={0x0, [0x0, 0x402], 0xfffb}, 0x10) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000080)={{0x3, 0x0, 0x43, 0x0, 0x6}, 0x2, 0xffffffffffffffff, 0xffffffffffffffff}) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) getsockopt$sock_timeval(r3, 0x1, 0x14, &(0x7f0000000080), &(0x7f0000000100)=0x10) 07:25:34 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) connect$pppoe(r1, &(0x7f00000000c0)={0x18, 0x0, {0x4, @link_local, 'vlan1\x00'}}, 0x1e) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'ip6erspan0\x00'}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000100), &(0x7f0000000140)=0x4) r2 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000002c0)={&(0x7f00000004c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xb4, 0xb4, 0x9, [@func={0xa, 0x0, 0x0, 0xc, 0x4}, @union={0x8, 0x1, 0x0, 0x5, 0x0, 0x80000000, [{0x0, 0x5, 0x9}]}, @func={0xb, 0x0, 0x0, 0xc, 0x2}, @restrict={0x10, 0x0, 0x0, 0xb, 0x4}, @struct={0x4, 0x9, 0x0, 0x4, 0x0, 0x4c34, [{0x2, 0x2, 0x4}, {0x5, 0x1, 0x1}, {0x3, 0x5, 0x800}, {0xf, 0x2, 0x7fff}, {0x7, 0x4, 0x4}, {0xa, 0x3, 0xfff}, {0x4, 0x2, 0x80000001}, {0xe, 0x3, 0xffffffc4}, {0x4, 0x5, 0x6}]}]}, {0x0, [0x0, 0x61, 0x61, 0x0, 0x2e, 0x5f, 0x0]}}, &(0x7f0000000180)=""/205, 0xd5, 0xcd, 0x1}, 0x20) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000480)={r2, 0x20, &(0x7f0000000440)={&(0x7f0000000300)=""/185, 0xb9, 0x0, &(0x7f00000003c0)=""/117, 0x75}}, 0x10) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="95202c42d94608f76c8744e276e57f456f7602ff0a2a1faf10d0d24ca7c1acd7af6283bb739d4af2975a6170262b599a43d6130fd3c14d415cc8a3d472494deba4aec61eddd876296c14ec3b1f08fce56b83a165a128b5c64d1bc06a4c452f9b40110f33442c99523ec97ac8d715a2100c3b3ca45112cc3b5bc2ff0fa1681ee0471144eea3cd501f9775338100eb1b522b5eecb3ee13b1fa64fd0f73c90574172331d59365dc4cf8d129e1a7384a472d87b9303a1b1d") 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x60001, 0x0) getsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0x0, 0x0, 0xffff0000, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) getsockopt$sock_timeval(r3, 0x1, 0x14, &(0x7f0000000080), &(0x7f0000000100)=0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) getsockopt$sock_timeval(r3, 0x1, 0x14, &(0x7f0000000080), &(0x7f0000000100)=0x10) (async) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000040)={0x0, [0x0, 0x402], 0xfffb}, 0x10) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000080)={{0x3, 0x0, 0x43, 0x0, 0x6}, 0x2, 0xffffffffffffffff, 0xffffffffffffffff}) 07:25:34 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) connect$pppoe(r1, &(0x7f00000000c0)={0x18, 0x0, {0x4, @link_local, 'vlan1\x00'}}, 0x1e) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'ip6erspan0\x00'}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000100), &(0x7f0000000140)=0x4) (async) r2 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000002c0)={&(0x7f00000004c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xb4, 0xb4, 0x9, [@func={0xa, 0x0, 0x0, 0xc, 0x4}, @union={0x8, 0x1, 0x0, 0x5, 0x0, 0x80000000, [{0x0, 0x5, 0x9}]}, @func={0xb, 0x0, 0x0, 0xc, 0x2}, @restrict={0x10, 0x0, 0x0, 0xb, 0x4}, @struct={0x4, 0x9, 0x0, 0x4, 0x0, 0x4c34, [{0x2, 0x2, 0x4}, {0x5, 0x1, 0x1}, {0x3, 0x5, 0x800}, {0xf, 0x2, 0x7fff}, {0x7, 0x4, 0x4}, {0xa, 0x3, 0xfff}, {0x4, 0x2, 0x80000001}, {0xe, 0x3, 0xffffffc4}, {0x4, 0x5, 0x6}]}]}, {0x0, [0x0, 0x61, 0x61, 0x0, 0x2e, 0x5f, 0x0]}}, &(0x7f0000000180)=""/205, 0xd5, 0xcd, 0x1}, 0x20) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000480)={r2, 0x20, &(0x7f0000000440)={&(0x7f0000000300)=""/185, 0xb9, 0x0, &(0x7f00000003c0)=""/117, 0x75}}, 0x10) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="95202c42d94608f76c8744e276e57f456f7602ff0a2a1faf10d0d24ca7c1acd7af6283bb739d4af2975a6170262b599a43d6130fd3c14d415cc8a3d472494deba4aec61eddd876296c14ec3b1f08fce56b83a165a128b5c64d1bc06a4c452f9b40110f33442c99523ec97ac8d715a2100c3b3ca45112cc3b5bc2ff0fa1681ee0471144eea3cd501f9775338100eb1b522b5eecb3ee13b1fa64fd0f73c90574172331d59365dc4cf8d129e1a7384a472d87b9303a1b1d") 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x60001, 0x0) getsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0x0, 0xffff, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) connect$pppoe(r1, &(0x7f00000000c0)={0x18, 0x0, {0x4, @link_local, 'vlan1\x00'}}, 0x1e) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'ip6erspan0\x00'}) getsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000100), &(0x7f0000000140)=0x4) r2 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000002c0)={&(0x7f00000004c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xb4, 0xb4, 0x9, [@func={0xa, 0x0, 0x0, 0xc, 0x4}, @union={0x8, 0x1, 0x0, 0x5, 0x0, 0x80000000, [{0x0, 0x5, 0x9}]}, @func={0xb, 0x0, 0x0, 0xc, 0x2}, @restrict={0x10, 0x0, 0x0, 0xb, 0x4}, @struct={0x4, 0x9, 0x0, 0x4, 0x0, 0x4c34, [{0x2, 0x2, 0x4}, {0x5, 0x1, 0x1}, {0x3, 0x5, 0x800}, {0xf, 0x2, 0x7fff}, {0x7, 0x4, 0x4}, {0xa, 0x3, 0xfff}, {0x4, 0x2, 0x80000001}, {0xe, 0x3, 0xffffffc4}, {0x4, 0x5, 0x6}]}]}, {0x0, [0x0, 0x61, 0x61, 0x0, 0x2e, 0x5f, 0x0]}}, &(0x7f0000000180)=""/205, 0xd5, 0xcd, 0x1}, 0x20) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000480)={r2, 0x20, &(0x7f0000000440)={&(0x7f0000000300)=""/185, 0xb9, 0x0, &(0x7f00000003c0)=""/117, 0x75}}, 0x10) (async, rerun: 32) ioctl$PPPIOCGL2TPSTATS(0xffffffffffffffff, 0x80487436, &(0x7f0000000000)="95202c42d94608f76c8744e276e57f456f7602ff0a2a1faf10d0d24ca7c1acd7af6283bb739d4af2975a6170262b599a43d6130fd3c14d415cc8a3d472494deba4aec61eddd876296c14ec3b1f08fce56b83a165a128b5c64d1bc06a4c452f9b40110f33442c99523ec97ac8d715a2100c3b3ca45112cc3b5bc2ff0fa1681ee0471144eea3cd501f9775338100eb1b522b5eecb3ee13b1fa64fd0f73c90574172331d59365dc4cf8d129e1a7384a472d87b9303a1b1d") (rerun: 32) 07:25:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) getsockopt$sock_timeval(r3, 0x1, 0x14, &(0x7f0000000080), &(0x7f0000000100)=0x10) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0) ioctl$SIOCSIFMTU(r1, 0x8970, &(0x7f0000000100)={'erspan0\x00', 0x4}) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x3, 0x4) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:34 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x60001, 0x0) getsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x60001, 0x0) (async) getsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) 07:25:34 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:34 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0x0, 0x0, 0x300, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:34 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'macsec0\x00'}) 07:25:34 executing program 5: setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000040)=0xef5c, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0) ioctl$SIOCSIFMTU(r1, 0x8970, &(0x7f0000000100)={'erspan0\x00', 0x4}) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x3, 0x4) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:35 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0xa840, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_UNLOCK(0xffffffffffffffff, 0x4008642b, &(0x7f0000000040)={r2, 0x30}) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x10001) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x8000, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'macsec0\x00'}) 07:25:35 executing program 5: setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000040)=0xef5c, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000040)=0xef5c, 0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x200, 0x0) ioctl$SIOCSIFMTU(r1, 0x8970, &(0x7f0000000100)={'erspan0\x00', 0x4}) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x3, 0x4) (async, rerun: 64) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (rerun: 64) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0), 0xc01, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:35 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0xa840, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_UNLOCK(0xffffffffffffffff, 0x4008642b, &(0x7f0000000040)={r2, 0x30}) (async) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async, rerun: 64) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x10001) (rerun: 64) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socket$inet6_udp(0xa, 0x2, 0x0) 07:25:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x2}, 0x48) 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'macsec0\x00'}) 07:25:35 executing program 5: setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000040)=0xef5c, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000040)=0xef5c, 0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x40102, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:35 executing program 3: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0xa840, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_UNLOCK(0xffffffffffffffff, 0x4008642b, &(0x7f0000000040)={r2, 0x30}) (async) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x10001) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socket$inet6_udp(0xa, 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$inet6_udp(0xa, 0x2, 0x0) (async) 07:25:35 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800, 0x0) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x2, @empty, 'veth0_macvtap\x00'}}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:35 executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000400)=@base={0xd, 0x0, 0x0, 0x0, 0x0, 0x1}, 0x48) 07:25:35 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:35 executing program 3: ioctl$SNDRV_TIMER_IOCTL_GSTATUS(0xffffffffffffffff, 0xc0505405, &(0x7f0000000040)={{0x3, 0x1, 0x3, 0x2, 0x8}, 0x1, 0x0, 0x7}) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x800, 0x4) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4f) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x8}) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socket$inet6_udp(0xa, 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$inet6_udp(0xa, 0x2, 0x0) (async) 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800, 0x0) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x2, @empty, 'veth0_macvtap\x00'}}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0), &(0x7f0000000100)=0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800, 0x0) (async) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x2, @empty, 'veth0_macvtap\x00'}}) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000080)) (async) getsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0), &(0x7f0000000100)=0x4) (async) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) 07:25:35 executing program 2: ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000040)={0x2, 0x1, 0x4f}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(0xffffffffffffffff, 0x111, 0x1, 0x1f, 0x4) 07:25:35 executing program 3: ioctl$SNDRV_TIMER_IOCTL_GSTATUS(0xffffffffffffffff, 0xc0505405, &(0x7f0000000040)={{0x3, 0x1, 0x3, 0x2, 0x8}, 0x1, 0x0, 0x7}) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x800, 0x4) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4f) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x8}) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(0xffffffffffffffff, 0xc0505405, &(0x7f0000000040)={{0x3, 0x1, 0x3, 0x2, 0x8}, 0x1, 0x0, 0x7}) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x800, 0x4) (async) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4f) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x8}) (async) 07:25:35 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:35 executing program 2: ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000040)={0x2, 0x1, 0x4f}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(0xffffffffffffffff, 0x111, 0x1, 0x1f, 0x4) [ 2095.379224] nbd: must specify an index to disconnect 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x800, 0x0) ioctl$PPPOEIOCSFWD(r1, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x2, @empty, 'veth0_macvtap\x00'}}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$TIPC_GROUP_JOIN(r2, 0x10f, 0x87, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 07:25:35 executing program 2: ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000040)={0x2, 0x1, 0x4f}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(0xffffffffffffffff, 0x111, 0x1, 0x1f, 0x4) 07:25:35 executing program 5: r0 = socket(0x21, 0x3, 0x9) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:35 executing program 3: ioctl$SNDRV_TIMER_IOCTL_GSTATUS(0xffffffffffffffff, 0xc0505405, &(0x7f0000000040)={{0x3, 0x1, 0x3, 0x2, 0x8}, 0x1, 0x0, 0x7}) (async) r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x800, 0x4) ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x4f) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000000)={'team_slave_0\x00', 0x8}) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) [ 2095.451899] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0xb, 0x1, 0x8, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket(0x13, 0x1, 0xfffffffe) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x140008}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, 0x0, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x13, 0xa, 'bridge_slave_0\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0xc845}, 0x4000) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'bridge_slave_0\x00', 0x7}) [ 2095.514849] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:35 executing program 5: r0 = socket(0x21, 0x3, 0x9) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, &(0x7f0000000080), &(0x7f00000000c0)=0x4) socket(0x21, 0x3, 0x9) (async) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) 07:25:35 executing program 3: timerfd_gettime(0xffffffffffffffff, &(0x7f0000000000)) r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) socketpair(0x15, 0x3, 0xb777dc3, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000080)=0x46, 0x4) 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0xb, 0x1, 0x8, &(0x7f0000000080)={0xffffffffffffffff}) (async) r3 = socket(0x13, 0x1, 0xfffffffe) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x140008}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, 0x0, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x13, 0xa, 'bridge_slave_0\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0xc845}, 0x4000) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'bridge_slave_0\x00', 0x7}) 07:25:35 executing program 3: timerfd_gettime(0xffffffffffffffff, &(0x7f0000000000)) (async) r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) socketpair(0x15, 0x3, 0xb777dc3, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000080)=0x46, 0x4) 07:25:35 executing program 3: timerfd_gettime(0xffffffffffffffff, &(0x7f0000000000)) r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) socketpair(0x15, 0x3, 0xb777dc3, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000080)=0x46, 0x4) timerfd_gettime(0xffffffffffffffff, &(0x7f0000000000)) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'team_slave_0\x00', 0x8}) (async) socketpair(0x15, 0x3, 0xb777dc3, &(0x7f0000000040)) (async) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000080)=0x46, 0x4) (async) 07:25:35 executing program 5: r0 = socket(0x21, 0x3, 0x9) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(r0, 0x10f, 0x83, &(0x7f0000000080), &(0x7f00000000c0)=0x4) [ 2095.706681] nbd: must specify an index to disconnect 07:25:35 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) socket$tipc(0x1e, 0x2, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) [ 2095.757370] can: request_module (can-proto-3) failed. 07:25:35 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0xb, 0x1, 0x8, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket(0x13, 0x1, 0xfffffffe) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x140008}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, 0x0, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x13, 0xa, 'bridge_slave_0\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0xc845}, 0x4000) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'bridge_slave_0\x00', 0x7}) socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0xb, 0x1, 0x8, &(0x7f0000000080)) (async) socket(0x13, 0x1, 0xfffffffe) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x140008}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, 0x0, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x13, 0xa, 'bridge_slave_0\x00'}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x70}, 0x1, 0x0, 0x0, 0xc845}, 0x4000) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'bridge_slave_0\x00', 0x7}) (async) 07:25:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) (async, rerun: 32) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) (rerun: 32) [ 2095.787464] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2095.833285] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2095.894712] can: request_module (can-proto-3) failed. 07:25:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) 07:25:36 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x25, 0x6, 0x7, &(0x7f0000000000)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x401, 0x0) timerfd_gettime(r1, &(0x7f0000000040)) ioctl$sock_bt_hci(r0, 0xfa6b51a4e11a24a7, 0x0) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'dvmrp0\x00', 0x2000008}) 07:25:36 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket(0x10, 0x1, 0x7) getpeername$tipc(r0, &(0x7f00000000c0)=@id, &(0x7f0000000100)=0x10) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:36 executing program 5: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) sendmsg$GTP_CMD_DELPDP(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000000)={0x38, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@GTPA_NET_NS_FD={0x8, 0x7, r0}, @GTPA_PEER_ADDRESS={0x8, 0x4, @initdev={0xac, 0x1e, 0x0, 0x0}}, @GTPA_I_TEI={0x8}, @GTPA_TID={0xc, 0x3, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x40015) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) connect$pppl2tp(r1, &(0x7f0000000180)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x4e24, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x3, 0x3, 0x1, 0x2}}, 0x2e) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) r4 = accept4$tipc(r0, &(0x7f0000000080), &(0x7f0000000200)=0x10, 0x80000) getsockopt$TIPC_GROUP_JOIN(r4, 0x10f, 0x87, &(0x7f0000000240), &(0x7f00000002c0)=0x4) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$sock_bt_hci(r1, 0x0, 0x0) connect$pppoe(r1, &(0x7f0000000000)={0x18, 0x0, {0x1, @empty, 'vlan1\x00'}}, 0x1e) 07:25:36 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 07:25:36 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x25, 0x6, 0x7, &(0x7f0000000000)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x401, 0x0) timerfd_gettime(r1, &(0x7f0000000040)) ioctl$sock_bt_hci(r0, 0xfa6b51a4e11a24a7, 0x0) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'dvmrp0\x00', 0x2000008}) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x25, 0x6, 0x7, &(0x7f0000000000)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x401, 0x0) (async) timerfd_gettime(r1, &(0x7f0000000040)) (async) ioctl$sock_bt_hci(r0, 0xfa6b51a4e11a24a7, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'dvmrp0\x00', 0x2000008}) (async) 07:25:36 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) socket(0x10, 0x1, 0x7) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) connect$pppoe(r1, &(0x7f0000000000)={0x18, 0x0, {0x1, @empty, 'vlan1\x00'}}, 0x1e) 07:25:36 executing program 5: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) sendmsg$GTP_CMD_DELPDP(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000000)={0x38, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@GTPA_NET_NS_FD={0x8, 0x7, r0}, @GTPA_PEER_ADDRESS={0x8, 0x4, @initdev={0xac, 0x1e, 0x0, 0x0}}, @GTPA_I_TEI={0x8}, @GTPA_TID={0xc, 0x3, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x40015) (async) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) connect$pppl2tp(r1, &(0x7f0000000180)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x4e24, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x3, 0x3, 0x1, 0x2}}, 0x2e) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) r4 = accept4$tipc(r0, &(0x7f0000000080), &(0x7f0000000200)=0x10, 0x80000) getsockopt$TIPC_GROUP_JOIN(r4, 0x10f, 0x87, &(0x7f0000000240), &(0x7f00000002c0)=0x4) [ 2096.047065] nbd: must specify an index to disconnect [ 2096.092499] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2096.101131] can: request_module (can-proto-3) failed. 07:25:36 executing program 2: syz_genetlink_get_family_id$gtp(&(0x7f0000000000), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x8906, 0x0) 07:25:36 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$SIOCGETNODEID(0xffffffffffffffff, 0x89e1, &(0x7f0000000040)={0x2}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2096.133122] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) 07:25:36 executing program 3: socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x25, 0x6, 0x7, &(0x7f0000000000)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x401, 0x0) timerfd_gettime(r1, &(0x7f0000000040)) ioctl$sock_bt_hci(r0, 0xfa6b51a4e11a24a7, 0x0) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'dvmrp0\x00', 0x2000008}) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x25, 0x6, 0x7, &(0x7f0000000000)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x401, 0x0) (async) timerfd_gettime(r1, &(0x7f0000000040)) (async) ioctl$sock_bt_hci(r0, 0xfa6b51a4e11a24a7, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8910, &(0x7f0000000740)={'dvmrp0\x00', 0x2000008}) (async) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) connect$pppoe(r1, &(0x7f0000000000)={0x18, 0x0, {0x1, @empty, 'vlan1\x00'}}, 0x1e) 07:25:36 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:36 executing program 5: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) sendmsg$GTP_CMD_DELPDP(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000000)={0x38, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@GTPA_NET_NS_FD={0x8, 0x7, r0}, @GTPA_PEER_ADDRESS={0x8, 0x4, @initdev={0xac, 0x1e, 0x0, 0x0}}, @GTPA_I_TEI={0x8}, @GTPA_TID={0xc, 0x3, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x1}, 0x40015) (async, rerun: 64) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) (async, rerun: 64) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) connect$pppl2tp(r1, &(0x7f0000000180)=@pppol2tpv3={0x18, 0x1, {0x0, r2, {0x2, 0x4e24, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x3, 0x3, 0x1, 0x2}}, 0x2e) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) r4 = accept4$tipc(r0, &(0x7f0000000080), &(0x7f0000000200)=0x10, 0x80000) getsockopt$TIPC_GROUP_JOIN(r4, 0x10f, 0x87, &(0x7f0000000240), &(0x7f00000002c0)=0x4) 07:25:36 executing program 2: syz_genetlink_get_family_id$gtp(&(0x7f0000000000), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x8906, 0x0) syz_genetlink_get_family_id$gtp(&(0x7f0000000000), 0xffffffffffffffff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x8906, 0x0) (async) [ 2096.285992] nbd: must specify an index to disconnect 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x4a5f, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x800008ff, 0x4) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xfb}) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) 07:25:36 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) [ 2096.337495] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:36 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:36 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000080)={0xef, "35baf7"}, 0x6) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x4a5f, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x800008ff, 0x4) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xfb}) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x4a5f, 0x4) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x800008ff, 0x4) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xfb}) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) (async) [ 2096.381108] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:36 executing program 2: syz_genetlink_get_family_id$gtp(&(0x7f0000000000), 0xffffffffffffffff) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (rerun: 64) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x8906, 0x0) 07:25:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) 07:25:36 executing program 1: socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:36 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000080)={0xef, "35baf7"}, 0x6) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000080)={0xef, "35baf7"}, 0x6) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async) [ 2096.513690] can: request_module (can-proto-3) failed. 07:25:36 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) 07:25:36 executing program 1: socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x4a5f, 0x4) (async, rerun: 64) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x800008ff, 0x4) (async, rerun: 64) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xfb}) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.net/syz0\x00', 0x200002, 0x0) [ 2096.606742] nbd: must specify an index to disconnect 07:25:36 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000080)={0xef, "35baf7"}, 0x6) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) setsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000080)={0xef, "35baf7"}, 0x6) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async) 07:25:36 executing program 1: socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:36 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r0}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) ioctl$SIOCGSTAMP(r1, 0x8906, 0x0) [ 2096.671088] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2096.684122] can: request_module (can-proto-3) failed. [ 2096.708216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x403, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0x7, &(0x7f0000000280)=ANY=[@ANYBLOB="18feff000200000000000000c3b2182b0000677ee15b53a32b82c8dc71329b5a6413b2fec7d4f42252ba9437d4d0389f0f7f3739ff88287e", @ANYRES32=0x1, @ANYBLOB="0000000009000000180000000900000000000000ebea00008520000004000000"], &(0x7f0000000040)='GPL\x00', 0x0, 0xa5, &(0x7f0000000080)=""/165, 0x41000, 0x15, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000140)={0x5, 0x3}, 0x8, 0x10, &(0x7f0000000180)={0x0, 0xd, 0x6, 0x6}, 0x10, 0xffffffffffffffff, r1}, 0x80) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:36 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x3b, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0x0, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r0}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\xb1@'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040000}, 0x8000) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) setsockopt$TIPC_GROUP_LEAVE(r3, 0x10f, 0x88) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socket$inet6_sctp(0xa, 0x1, 0x84) 07:25:36 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x2, 0x0) getsockname$tipc(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040)={0x43, 0x0, 0x2}, 0xda) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000100)={0x1}) 07:25:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) 07:25:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) 07:25:36 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x403, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0x7, &(0x7f0000000280)=ANY=[@ANYBLOB="18feff000200000000000000c3b2182b0000677ee15b53a32b82c8dc71329b5a6413b2fec7d4f42252ba9437d4d0389f0f7f3739ff88287e", @ANYRES32=0x1, @ANYBLOB="0000000009000000180000000900000000000000ebea00008520000004000000"], &(0x7f0000000040)='GPL\x00', 0x0, 0xa5, &(0x7f0000000080)=""/165, 0x41000, 0x15, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000140)={0x5, 0x3}, 0x8, 0x10, &(0x7f0000000180)={0x0, 0xd, 0x6, 0x6}, 0x10, 0xffffffffffffffff, r1}, 0x80) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:36 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socketpair(0x3b, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0x0, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r0}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\xb1@'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040000}, 0x8000) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_LEAVE(r3, 0x10f, 0x88) (async) socket$inet6_udp(0xa, 0x2, 0x0) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) socket$inet6_sctp(0xa, 0x1, 0x84) [ 2096.901931] can: request_module (can-proto-3) failed. 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r0}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000851}, 0x20040800) 07:25:37 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 32) socketpair(0x3b, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0x0, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r0}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\xb1@'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040000}, 0x8000) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) setsockopt$TIPC_GROUP_LEAVE(r3, 0x10f, 0x88) (async) socket$inet6_udp(0xa, 0x2, 0x0) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async, rerun: 64) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async, rerun: 64) socket$inet6_sctp(0xa, 0x1, 0x84) 07:25:37 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x2, 0x0) getsockname$tipc(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040)={0x43, 0x0, 0x2}, 0xda) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000100)={0x1}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) getsockname$tipc(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040)={0x43, 0x0, 0x2}, 0xda) (async) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000100)={0x1}) (async) [ 2096.980879] nbd: must specify an index to disconnect 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x403, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0x7, &(0x7f0000000280)=ANY=[@ANYBLOB="18feff000200000000000000c3b2182b0000677ee15b53a32b82c8dc71329b5a6413b2fec7d4f42252ba9437d4d0389f0f7f3739ff88287e", @ANYRES32=0x1, @ANYBLOB="0000000009000000180000000900000000000000ebea00008520000004000000"], &(0x7f0000000040)='GPL\x00', 0x0, 0xa5, &(0x7f0000000080)=""/165, 0x41000, 0x15, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000140)={0x5, 0x3}, 0x8, 0x10, &(0x7f0000000180)={0x0, 0xd, 0x6, 0x6}, 0x10, 0xffffffffffffffff, r1}, 0x80) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000001c0), 0x403, 0x0) (async) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0x0, 0x7, &(0x7f0000000280)=ANY=[@ANYBLOB="18feff000200000000000000c3b2182b0000677ee15b53a32b82c8dc71329b5a6413b2fec7d4f42252ba9437d4d0389f0f7f3739ff88287e", @ANYRES32=0x1, @ANYBLOB="0000000009000000180000000900000000000000ebea00008520000004000000"], &(0x7f0000000040)='GPL\x00', 0x0, 0xa5, &(0x7f0000000080)=""/165, 0x41000, 0x15, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000140)={0x5, 0x3}, 0x8, 0x10, &(0x7f0000000180)={0x0, 0xd, 0x6, 0x6}, 0x10, 0xffffffffffffffff, r1}, 0x80) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) [ 2097.039998] nbd: must specify an index to disconnect 07:25:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000400)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f00000002c0)={0xd4, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r0}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r0}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}]}, 0xd4}, 0x1, 0x0, 0x0, 0x44800}, 0x20000010) [ 2097.106273] can: request_module (can-proto-3) failed. 07:25:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) 07:25:37 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x2, 0x0) getsockname$tipc(r0, &(0x7f0000000080), &(0x7f00000000c0)=0x10) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_GROUP_JOIN(r1, 0x10f, 0x87, &(0x7f0000000040)={0x43, 0x0, 0x2}, 0xda) (async) ioctl$SIOCGETNODEID(r0, 0x89e1, &(0x7f0000000100)={0x1}) 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) getsockopt$TIPC_SRC_DROPPABLE(0xffffffffffffffff, 0x10f, 0x80, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:37 executing program 5: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x199402, 0x0) ioctl$UI_END_FF_ERASE(r0, 0x400c55cb, &(0x7f0000000080)={0x3, 0x80000000}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f00000000c0)=0xffff, 0x4) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) [ 2097.230630] nbd: must specify an index to disconnect 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) getsockopt$TIPC_SRC_DROPPABLE(0xffffffffffffffff, 0x10f, 0x80, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) 07:25:37 executing program 5: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x199402, 0x0) ioctl$UI_END_FF_ERASE(r0, 0x400c55cb, &(0x7f0000000080)={0x3, 0x80000000}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r2 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f00000000c0)=0xffff, 0x4) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) [ 2097.286805] can: request_module (can-proto-3) failed. 07:25:37 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$bt_hci(0xffffffffffffffff, &(0x7f0000000040)={0x1, @le_conn_param_req_neg_reply={{0x2021, 0x3}, {0xc8}}}, 0x7) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:37 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) write$bt_hci(0xffffffffffffffff, &(0x7f0000000040)={0x1, @le_conn_param_req_neg_reply={{0x2021, 0x3}, {0xc8}}}, 0x7) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:37 executing program 5: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x199402, 0x0) ioctl$UI_END_FF_ERASE(r0, 0x400c55cb, &(0x7f0000000080)={0x3, 0x80000000}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f00000000c0)=0xffff, 0x4) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) getsockopt$TIPC_SRC_DROPPABLE(0xffffffffffffffff, 0x10f, 0x80, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2097.445107] can: request_module (can-proto-3) failed. 07:25:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) [ 2097.508793] nbd: must specify an index to disconnect 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0xfed2) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x4, 0x4) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) 07:25:37 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) write$bt_hci(0xffffffffffffffff, &(0x7f0000000040)={0x1, @le_conn_param_req_neg_reply={{0x2021, 0x3}, {0xc8}}}, 0x7) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:37 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x404c0c0}, 0x4004804) [ 2097.594810] can: request_module (can-proto-3) failed. 07:25:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) [ 2097.645544] nbd: must specify an index to disconnect 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0xfed2) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x4, 0x4) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) 07:25:37 executing program 2: openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x2a3002, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x400, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x10001) ioctl$RTC_UIE_ON(r1, 0x7003) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) close$fd_v4l2_buffer(r3) 07:25:37 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x404c0c0}, 0x4004804) 07:25:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x266040, 0x0) [ 2097.789055] nbd: must specify an index to disconnect 07:25:37 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0xfed2) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x4, 0x4) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x81, 0xfed2) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x1, 0x4) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r2, 0x111, 0x5, 0x4, 0x4) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000000)) (async) 07:25:37 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)) socketpair(0x22, 0x3, 0x2, &(0x7f0000000200)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:37 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x100, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x404c0c0}, 0x4004804) 07:25:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) [ 2097.883131] nbd: must specify an index to disconnect 07:25:38 executing program 2: openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) (async, rerun: 32) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x2a3002, 0x0) (async, rerun: 32) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x400, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x10001) (async, rerun: 64) ioctl$RTC_UIE_ON(r1, 0x7003) (async, rerun: 64) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async, rerun: 32) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r3, 0x0, 0x0) close$fd_v4l2_buffer(r3) 07:25:38 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth1_vlan\x00', 0xffffffff}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000000)) 07:25:38 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x1d, 0x4, 0x3, &(0x7f00000001c0)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:38 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getpeername$tipc(r1, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) 07:25:38 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth1_vlan\x00', 0xffffffff}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000000)) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth1_vlan\x00', 0xffffffff}) (async) socket$inet_tcp(0x2, 0x1, 0x0) (async) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000000)) (async) [ 2098.074665] nbd: must specify an index to disconnect 07:25:38 executing program 2: openat$rtc(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x2a3002, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x400, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x10001) (async, rerun: 32) ioctl$RTC_UIE_ON(r1, 0x7003) (async, rerun: 32) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) close$fd_v4l2_buffer(r3) 07:25:38 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) getpeername$tipc(r1, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) getpeername$tipc(r1, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) (async) [ 2098.132876] nbd: must specify an index to disconnect 07:25:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) 07:25:38 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'veth1_vlan\x00', 0xffffffff}) r1 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000000)) 07:25:38 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:38 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) getpeername$tipc(r1, &(0x7f0000000040)=@id, &(0x7f0000000080)=0x10) 07:25:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) 07:25:38 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000180), 0x2880, 0x0) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2098.347489] nbd: must specify an index to disconnect 07:25:38 executing program 5: clock_gettime(0x1, &(0x7f0000000040)) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) 07:25:38 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) [ 2098.453653] nbd: must specify an index to disconnect 07:25:38 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) 07:25:38 executing program 5: clock_gettime(0x1, &(0x7f0000000040)) (async, rerun: 32) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) (rerun: 32) 07:25:38 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) (async) 07:25:38 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:38 executing program 3: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000000), &(0x7f0000000080)=0x6) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:38 executing program 3: socketpair(0x22, 0x802, 0x1, &(0x7f0000000240)) 07:25:38 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000000)) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:38 executing program 5: clock_gettime(0x1, &(0x7f0000000040)) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) clock_gettime(0x1, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(0xffffffffffffffff, 0x5411, 0x0) (async) [ 2098.748048] nbd: must specify an index to disconnect [ 2098.767504] nbd: must specify an index to disconnect 07:25:38 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000000), &(0x7f0000000080)=0x6) (async) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:38 executing program 3: socketpair(0x0, 0x802, 0x1, &(0x7f0000000240)) 07:25:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:39 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) getsockopt$bt_l2cap_L2CAP_CONNINFO(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000000), &(0x7f0000000080)=0x6) ioctl$SIOCGSTAMP(r0, 0x8906, 0x0) 07:25:39 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000000)) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:39 executing program 3: socketpair(0x0, 0x802, 0x1, &(0x7f0000000240)) 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) shmget$private(0x0, 0x7000, 0x8, &(0x7f0000ff7000/0x7000)=nil) ioctl$UI_END_FF_UPLOAD(0xffffffffffffffff, 0x406855c9, &(0x7f00000000c0)={0x10, 0x6, {0x54, 0x8000, 0xfff, {0x9, 0x2}, {0x0, 0x54}, @period={0x5c, 0x4, 0x2, 0x3, 0xff, {0x1, 0x0, 0x7fff, 0x7}, 0x6, &(0x7f0000000040)=[0x3, 0x6, 0x7, 0x80, 0x800, 0x4]}}, {0x56, 0x2, 0x800, {0x101, 0x3}, {0x5, 0xffff}, @period={0x5c, 0xf29, 0x100, 0x7, 0x1ff, {0x40, 0x4, 0x8000, 0x3}, 0x6, &(0x7f0000000080)=[0x3, 0x2, 0x100, 0x5b72, 0x0, 0xffff]}}}) 07:25:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000100), 0x2000, 0x0) 07:25:39 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000000)) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_ENTITIES(r1, 0xc1007c01, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) shmget$private(0x0, 0x7000, 0x8, &(0x7f0000ff7000/0x7000)=nil) ioctl$UI_END_FF_UPLOAD(0xffffffffffffffff, 0x406855c9, &(0x7f00000000c0)={0x10, 0x6, {0x54, 0x8000, 0xfff, {0x9, 0x2}, {0x0, 0x54}, @period={0x5c, 0x4, 0x2, 0x3, 0xff, {0x1, 0x0, 0x7fff, 0x7}, 0x6, &(0x7f0000000040)=[0x3, 0x6, 0x7, 0x80, 0x800, 0x4]}}, {0x56, 0x2, 0x800, {0x101, 0x3}, {0x5, 0xffff}, @period={0x5c, 0xf29, 0x100, 0x7, 0x1ff, {0x40, 0x4, 0x8000, 0x3}, 0x6, &(0x7f0000000080)=[0x3, 0x2, 0x100, 0x5b72, 0x0, 0xffff]}}}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) shmget$private(0x0, 0x7000, 0x8, &(0x7f0000ff7000/0x7000)=nil) (async) ioctl$UI_END_FF_UPLOAD(0xffffffffffffffff, 0x406855c9, &(0x7f00000000c0)={0x10, 0x6, {0x54, 0x8000, 0xfff, {0x9, 0x2}, {0x0, 0x54}, @period={0x5c, 0x4, 0x2, 0x3, 0xff, {0x1, 0x0, 0x7fff, 0x7}, 0x6, &(0x7f0000000040)=[0x3, 0x6, 0x7, 0x80, 0x800, 0x4]}}, {0x56, 0x2, 0x800, {0x101, 0x3}, {0x5, 0xffff}, @period={0x5c, 0xf29, 0x100, 0x7, 0x1ff, {0x40, 0x4, 0x8000, 0x3}, 0x6, &(0x7f0000000080)=[0x3, 0x2, 0x100, 0x5b72, 0x0, 0xffff]}}}) (async) 07:25:39 executing program 3: socketpair(0x0, 0x802, 0x1, &(0x7f0000000240)) [ 2099.056365] nbd: must specify an index to disconnect 07:25:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) [ 2099.096880] nbd: must specify an index to disconnect 07:25:39 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x54f300, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) write$bt_hci(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="01290415ffffffffffff05000000060000000600e7a1203f007db053a927c822fea9659c84906630e51b9f22668e1fa6f771e0eb161b11dbca2d27c88c18e5e62897d27028dac7c1a24726c11fb1ad99592ba62a281d3215877bff1059b0c080eb220b352c3324b30d4d94b4de98f7b55ce9960292506e0b80e0374c47e7b755811b5084907be38527ddc460e15584101f88e1"], 0x19) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) shmget$private(0x0, 0x7000, 0x8, &(0x7f0000ff7000/0x7000)=nil) (async) ioctl$UI_END_FF_UPLOAD(0xffffffffffffffff, 0x406855c9, &(0x7f00000000c0)={0x10, 0x6, {0x54, 0x8000, 0xfff, {0x9, 0x2}, {0x0, 0x54}, @period={0x5c, 0x4, 0x2, 0x3, 0xff, {0x1, 0x0, 0x7fff, 0x7}, 0x6, &(0x7f0000000040)=[0x3, 0x6, 0x7, 0x80, 0x800, 0x4]}}, {0x56, 0x2, 0x800, {0x101, 0x3}, {0x5, 0xffff}, @period={0x5c, 0xf29, 0x100, 0x7, 0x1ff, {0x40, 0x4, 0x8000, 0x3}, 0x6, &(0x7f0000000080)=[0x3, 0x2, 0x100, 0x5b72, 0x0, 0xffff]}}}) 07:25:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) 07:25:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2099.251173] nbd: must specify an index to disconnect 07:25:39 executing program 3: socketpair(0x22, 0x0, 0x1, &(0x7f0000000240)) 07:25:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) getuid() r1 = getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1000, &(0x7f0000000180)=ANY=[@ANYBLOB="add664bb1f01122d0109a72344257f9b4e7f201f3fbc1cda2c8c32173a4eff3c2e99331f6ea2ea404a4e2719d20465166609f0618a", @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYBLOB="896c21", @ANYBLOB=',access=', @ANYRESDEC=r1, @ANYBLOB=',version=9p2000.u,cache=loose,debug=0x0000000073aea173,version=9p2000.u,euid=', @ANYRESDEC=r1, @ANYBLOB=',\x00']) 07:25:39 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x54f300, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) write$bt_hci(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="01290415ffffffffffff05000000060000000600e7a1203f007db053a927c822fea9659c84906630e51b9f22668e1fa6f771e0eb161b11dbca2d27c88c18e5e62897d27028dac7c1a24726c11fb1ad99592ba62a281d3215877bff1059b0c080eb220b352c3324b30d4d94b4de98f7b55ce9960292506e0b80e0374c47e7b755811b5084907be38527ddc460e15584101f88e1"], 0x19) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2099.378997] nbd: must specify an index to disconnect 07:25:39 executing program 3: socketpair(0x22, 0x0, 0x1, &(0x7f0000000240)) [ 2099.428554] nbd: must specify an index to disconnect 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) getuid() (async) r1 = getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1000, &(0x7f0000000180)=ANY=[@ANYBLOB="add664bb1f01122d0109a72344257f9b4e7f201f3fbc1cda2c8c32173a4eff3c2e99331f6ea2ea404a4e2719d20465166609f0618a", @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYBLOB="896c21", @ANYBLOB=',access=', @ANYRESDEC=r1, @ANYBLOB=',version=9p2000.u,cache=loose,debug=0x0000000073aea173,version=9p2000.u,euid=', @ANYRESDEC=r1, @ANYBLOB=',\x00']) 07:25:39 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x54f300, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) write$bt_hci(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="01290415ffffffffffff05000000060000000600e7a1203f007db053a927c822fea9659c84906630e51b9f22668e1fa6f771e0eb161b11dbca2d27c88c18e5e62897d27028dac7c1a24726c11fb1ad99592ba62a281d3215877bff1059b0c080eb220b352c3324b30d4d94b4de98f7b55ce9960292506e0b80e0374c47e7b755811b5084907be38527ddc460e15584101f88e1"], 0x19) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x54f300, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) write$bt_hci(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="01290415ffffffffffff05000000060000000600e7a1203f007db053a927c822fea9659c84906630e51b9f22668e1fa6f771e0eb161b11dbca2d27c88c18e5e62897d27028dac7c1a24726c11fb1ad99592ba62a281d3215877bff1059b0c080eb220b352c3324b30d4d94b4de98f7b55ce9960292506e0b80e0374c47e7b755811b5084907be38527ddc460e15584101f88e1"], 0x19) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) 07:25:39 executing program 3: socketpair(0x22, 0x0, 0x1, &(0x7f0000000240)) [ 2099.528742] nbd: must specify an index to disconnect 07:25:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:39 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) getuid() r1 = getuid() mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1000, &(0x7f0000000180)=ANY=[@ANYBLOB="add664bb1f01122d0109a72344257f9b4e7f201f3fbc1cda2c8c32173a4eff3c2e99331f6ea2ea404a4e2719d20465166609f0618a", @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYBLOB="896c21", @ANYBLOB=',access=', @ANYRESDEC=r1, @ANYBLOB=',version=9p2000.u,cache=loose,debug=0x0000000073aea173,version=9p2000.u,euid=', @ANYRESDEC=r1, @ANYBLOB=',\x00']) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) getuid() (async) getuid() (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x1000, &(0x7f0000000180)=ANY=[@ANYBLOB="add664bb1f01122d0109a72344257f9b4e7f201f3fbc1cda2c8c32173a4eff3c2e99331f6ea2ea404a4e2719d20465166609f0618a", @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYBLOB="896c21", @ANYBLOB=',access=', @ANYRESDEC=r1, @ANYBLOB=',version=9p2000.u,cache=loose,debug=0x0000000073aea173,version=9p2000.u,euid=', @ANYRESDEC=r1, @ANYBLOB=',\x00']) (async) 07:25:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:39 executing program 3: socketpair(0x22, 0x802, 0x0, &(0x7f0000000240)) 07:25:39 executing program 4: r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) syz_open_procfs$namespace(r0, 0x0) syz_open_procfs$namespace(r0, &(0x7f0000000000)='ns/ipc\x00') r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r2, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2099.685354] nbd: must specify an index to disconnect 07:25:39 executing program 5: bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x7ff}, 0x8) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000080)={0x5}, 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2099.750806] nbd: must specify an index to disconnect 07:25:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 2099.791910] nbd: must specify an index to disconnect 07:25:39 executing program 3: socketpair(0x22, 0x802, 0x0, &(0x7f0000000240)) 07:25:39 executing program 5: bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x7ff}, 0x8) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000080)={0x5}, 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x7ff}, 0x8) (async) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000080)={0x5}, 0x8) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:39 executing program 4: r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) syz_open_procfs$namespace(r0, 0x0) syz_open_procfs$namespace(r0, &(0x7f0000000000)='ns/ipc\x00') r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r2, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_open_procfs$namespace(r1, 0x0) (async) syz_open_procfs$namespace(r0, 0x0) (async) syz_open_procfs$namespace(r0, &(0x7f0000000000)='ns/ipc\x00') (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) (async) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r2, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r3, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r6, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) [ 2099.917336] ieee802154 phy0 wpan0: encryption failed: -22 [ 2099.923000] ieee802154 phy1 wpan1: encryption failed: -22 [ 2099.944563] nbd: must specify an index to disconnect 07:25:40 executing program 5: bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000040)={0x7ff}, 0x8) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f0000000080)={0x5}, 0x8) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 3: socketpair(0x22, 0x802, 0x0, &(0x7f0000000240)) 07:25:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:40 executing program 3: socketpair(0x22, 0x802, 0x1, 0x0) 07:25:40 executing program 4: r0 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) r1 = syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_procfs$namespace(r1, 0x0) syz_open_procfs$namespace(r0, 0x0) syz_open_procfs$namespace(r0, &(0x7f0000000000)='ns/ipc\x00') r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r2, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r3 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r3, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_clone(0x0, 0x0, 0x0, 0x0, 0x0, 0x0) (async) syz_open_procfs$namespace(r1, 0x0) (async) syz_open_procfs$namespace(r0, 0x0) (async) syz_open_procfs$namespace(r0, &(0x7f0000000000)='ns/ipc\x00') (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x800, 0x0) (async) getsockopt$TIPC_SOCK_RECVQ_DEPTH(r2, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r3, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000040)={0x4, 0x7fff, 0xffffffff, 0x3a1e, 0x5}, 0x14) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) 07:25:40 executing program 3: socketpair(0x22, 0x802, 0x1, 0x0) [ 2100.187042] nbd: must specify an index to disconnect 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) r0 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000040)={0x4, 0x7fff, 0xffffffff, 0x3a1e, 0x5}, 0x14) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 3: socketpair(0x22, 0x802, 0x1, 0x0) 07:25:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x5, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000040)={0x4, 0x7fff, 0xffffffff, 0x3a1e, 0x5}, 0x14) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x5, 0x0) (async) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000040)={0x4, 0x7fff, 0xffffffff, 0x3a1e, 0x5}, 0x14) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) [ 2100.292737] nbd: must specify an index to disconnect [ 2100.305320] nbd: must specify an index to disconnect 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000000)="f15e0d69922f66") ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000240)=@bpf_lsm={0x1d, 0xb, &(0x7f0000000040)=@raw=[@func={0x85, 0x0, 0x1, 0x0, 0x4}, @map_idx_val={0x18, 0x3, 0x6, 0x0, 0x2, 0x0, 0x0, 0x0, 0xffff}, @map_idx_val={0x18, 0xa, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x6}, @kfunc={0x85, 0x0, 0x2, 0x0, 0x2}, @ldst={0x2a9e2a9fbcccdd82, 0x9fc681691db364ea, 0x6, 0x6, 0x3, 0xffffffffffffffff, 0xfffffffffffffff0}, @map_val={0x18, 0x5, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7fffffff}, @map_idx={0x18, 0x3, 0x5, 0x0, 0xf}], &(0x7f00000000c0)='GPL\x00', 0x8001, 0x46, &(0x7f0000000100)=""/70, 0x41000, 0x8, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000180)={0x6, 0x3}, 0x8, 0x10, &(0x7f00000001c0)={0x5, 0x3, 0x8, 0xffffffff}, 0x10, 0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000200)=[0xffffffffffffffff, 0xffffffffffffffff, 0x1]}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000002c0)={0x0, r1}, 0x10) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000000)="f15e0d69922f66") (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000240)=@bpf_lsm={0x1d, 0xb, &(0x7f0000000040)=@raw=[@func={0x85, 0x0, 0x1, 0x0, 0x4}, @map_idx_val={0x18, 0x3, 0x6, 0x0, 0x2, 0x0, 0x0, 0x0, 0xffff}, @map_idx_val={0x18, 0xa, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x6}, @kfunc={0x85, 0x0, 0x2, 0x0, 0x2}, @ldst={0x2a9e2a9fbcccdd82, 0x9fc681691db364ea, 0x6, 0x6, 0x3, 0xffffffffffffffff, 0xfffffffffffffff0}, @map_val={0x18, 0x5, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7fffffff}, @map_idx={0x18, 0x3, 0x5, 0x0, 0xf}], &(0x7f00000000c0)='GPL\x00', 0x8001, 0x46, &(0x7f0000000100)=""/70, 0x41000, 0x8, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000180)={0x6, 0x3}, 0x8, 0x10, &(0x7f00000001c0)={0x5, 0x3, 0x8, 0xffffffff}, 0x10, 0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000200)=[0xffffffffffffffff, 0xffffffffffffffff, 0x1]}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000002c0)={0x0, r1}, 0x10) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2100.428759] nbd: must specify an index to disconnect 07:25:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCGL2TPSTATS(r0, 0x80487436, &(0x7f0000000000)="f15e0d69922f66") ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000240)=@bpf_lsm={0x1d, 0xb, &(0x7f0000000040)=@raw=[@func={0x85, 0x0, 0x1, 0x0, 0x4}, @map_idx_val={0x18, 0x3, 0x6, 0x0, 0x2, 0x0, 0x0, 0x0, 0xffff}, @map_idx_val={0x18, 0xa, 0x6, 0x0, 0x4, 0x0, 0x0, 0x0, 0x6}, @kfunc={0x85, 0x0, 0x2, 0x0, 0x2}, @ldst={0x2a9e2a9fbcccdd82, 0x9fc681691db364ea, 0x6, 0x6, 0x3, 0xffffffffffffffff, 0xfffffffffffffff0}, @map_val={0x18, 0x5, 0x2, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x7fffffff}, @map_idx={0x18, 0x3, 0x5, 0x0, 0xf}], &(0x7f00000000c0)='GPL\x00', 0x8001, 0x46, &(0x7f0000000100)=""/70, 0x41000, 0x8, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, &(0x7f0000000180)={0x6, 0x3}, 0x8, 0x10, &(0x7f00000001c0)={0x5, 0x3, 0x8, 0xffffffff}, 0x10, 0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000200)=[0xffffffffffffffff, 0xffffffffffffffff, 0x1]}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f00000002c0)={0x0, r1}, 0x10) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) [ 2100.570678] nbd: must specify an index to disconnect [ 2100.584565] nbd: must specify an index to disconnect 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) (async) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) (async) [ 2100.616729] nla_parse: 58 callbacks suppressed [ 2100.623028] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) (async, rerun: 32) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async, rerun: 32) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async, rerun: 64) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) (async, rerun: 64) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2100.685401] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2100.758077] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2100.774935] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:40 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:40 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) 07:25:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:40 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:40 executing program 3: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r1, 0x111, 0x2, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r3, 0xc0585609, &(0x7f0000000040)={0x10000, 0x5, 0x4, 0x100, 0x6, {0x0, 0xea60}, {0x4, 0x0, 0x6a, 0x20, 0x75, 0x1f, "3df46dcf"}, 0x28b}) setsockopt$bt_hci_HCI_TIME_STAMP(r2, 0x0, 0x3, &(0x7f0000000000)=0x9, 0x4) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x2, 0x0) r1 = socket(0x29, 0x5, 0x401) getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000040), &(0x7f0000000080)=0x4) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) ioctl$SIOCGSTAMP(r4, 0x5411, 0x0) [ 2100.875244] nbd: must specify an index to disconnect [ 2100.892084] nbd: must specify an index to disconnect 07:25:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$SIOCGETLINKNAME(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)={0x3, 0x3}) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = socket$tipc(0x1e, 0x2, 0x0) r1 = socket(0x29, 0x5, 0x401) getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000040), &(0x7f0000000080)=0x4) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) ioctl$SIOCGSTAMP(r4, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) socket(0x29, 0x5, 0x401) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r4, 0x5411, 0x0) (async) [ 2100.957636] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2101.008933] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2101.063201] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2101.078709] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) ioctl$SIOCGETLINKNAME(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)={0x3, 0x3}) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) r0 = socket$tipc(0x1e, 0x2, 0x0) r1 = socket(0x29, 0x5, 0x401) getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async, rerun: 64) r2 = socket$tipc(0x1e, 0x2, 0x0) (rerun: 64) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r4, 0x5411, 0x0) 07:25:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$SIOCGETLINKNAME(0xffffffffffffffff, 0x89e0, &(0x7f0000000000)={0x3, 0x3}) [ 2101.204542] nbd: must specify an index to disconnect 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0xe8202, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x6ff340b2, 0x5, 0x4, 0x100000, 0xffffff00, {0x77359400}, {0x3, 0x8, 0x8, 0x9, 0x8, 0x4, "7ee4dab9"}, 0x7ff, 0x4, {0xffffffffffffffff}, 0x8, 0x0, r1}) close$fd_v4l2_buffer(r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2101.232888] nbd: must specify an index to disconnect 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'hsr0\x00', 0x20}) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0xe8202, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x6ff340b2, 0x5, 0x4, 0x100000, 0xffffff00, {0x77359400}, {0x3, 0x8, 0x8, 0x9, 0x8, 0x4, "7ee4dab9"}, 0x7ff, 0x4, {0xffffffffffffffff}, 0x8, 0x0, r1}) close$fd_v4l2_buffer(r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0xe8202, 0x0) (async) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x6ff340b2, 0x5, 0x4, 0x100000, 0xffffff00, {0x77359400}, {0x3, 0x8, 0x8, 0x9, 0x8, 0x4, "7ee4dab9"}, 0x7ff, 0x4, {}, 0x8, 0x0, r1}) (async) close$fd_v4l2_buffer(r2) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'hsr0\x00', 0x20}) [ 2101.267028] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2101.286044] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'hsr0\x00', 0x20}) [ 2101.426979] nbd: must specify an index to disconnect 07:25:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0xe8202, 0x0) ioctl$VIDIOC_QUERYBUF_DMABUF(r1, 0xc0585609, &(0x7f0000000080)={0x6ff340b2, 0x5, 0x4, 0x100000, 0xffffff00, {0x77359400}, {0x3, 0x8, 0x8, 0x9, 0x8, 0x4, "7ee4dab9"}, 0x7ff, 0x4, {0xffffffffffffffff}, 0x8, 0x0, r1}) close$fd_v4l2_buffer(r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:41 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) syz_init_net_socket$ax25(0x3, 0x3, 0xc4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'team_slave_0\x00', 0x7}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$sock_bt_hci(r2, 0xd138cab43fc7ae76, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x280081, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) 07:25:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x4100, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r0, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000140)=[0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000004c0)={'ip6gre0\x00', &(0x7f0000000440)={'ip6gre0\x00', r2, 0x29, 0x0, 0x81, 0x4, 0x42, @empty, @mcast2, 0x7800, 0x8000, 0x7fff, 0x9}}) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$UI_BEGIN_FF_UPLOAD(r3, 0xc06855c8, &(0x7f0000000080)={0xd, 0xffffff7f, {0x57, 0x8, 0x0, {0x7, 0x7}, {0x2, 0x8}, @cond=[{0x1, 0x5, 0x7, 0x2, 0x7, 0x1}, {0xd8, 0x7ff, 0x9, 0x7, 0x8000, 0x6}]}, {0x51, 0x2, 0x9, {0xde9, 0x2d9}, {0x1f, 0x193a}, @cond=[{0x0, 0x1000, 0x3, 0x81, 0x8000, 0x5}, {0x4, 0x3, 0x3589, 0x8, 0x7f, 0x4ef}]}}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:41 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) syz_init_net_socket$ax25(0x3, 0x3, 0xc4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'team_slave_0\x00', 0x7}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$sock_bt_hci(r2, 0xd138cab43fc7ae76, 0x0) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x280081, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) syz_init_net_socket$ax25(0x3, 0x3, 0xc4) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'team_slave_0\x00', 0x7}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0xd138cab43fc7ae76, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x280081, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) [ 2101.550933] nbd: must specify an index to disconnect [ 2101.632652] nbd: must specify an index to disconnect 07:25:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x4100, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r0, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000140)=[0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000004c0)={'ip6gre0\x00', &(0x7f0000000440)={'ip6gre0\x00', r2, 0x29, 0x0, 0x81, 0x4, 0x42, @empty, @mcast2, 0x7800, 0x8000, 0x7fff, 0x9}}) (async, rerun: 32) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async, rerun: 64) ioctl$UI_BEGIN_FF_UPLOAD(r3, 0xc06855c8, &(0x7f0000000080)={0xd, 0xffffff7f, {0x57, 0x8, 0x0, {0x7, 0x7}, {0x2, 0x8}, @cond=[{0x1, 0x5, 0x7, 0x2, 0x7, 0x1}, {0xd8, 0x7ff, 0x9, 0x7, 0x8000, 0x6}]}, {0x51, 0x2, 0x9, {0xde9, 0x2d9}, {0x1f, 0x193a}, @cond=[{0x0, 0x1000, 0x3, 0x81, 0x8000, 0x5}, {0x4, 0x3, 0x3589, 0x8, 0x7f, 0x4ef}]}}) (rerun: 64) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2101.656001] nbd: must specify an index to disconnect 07:25:41 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) syz_init_net_socket$ax25(0x3, 0x3, 0xc4) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x1, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'team_slave_0\x00', 0x7}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0xd138cab43fc7ae76, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040), 0x280081, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x4100, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r0, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000140)=[0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000004c0)={'ip6gre0\x00', &(0x7f0000000440)={'ip6gre0\x00', r2, 0x29, 0x0, 0x81, 0x4, 0x42, @empty, @mcast2, 0x7800, 0x8000, 0x7fff, 0x9}}) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r3, 0x0, 0x0) ioctl$UI_BEGIN_FF_UPLOAD(r3, 0xc06855c8, &(0x7f0000000080)={0xd, 0xffffff7f, {0x57, 0x8, 0x0, {0x7, 0x7}, {0x2, 0x8}, @cond=[{0x1, 0x5, 0x7, 0x2, 0x7, 0x1}, {0xd8, 0x7ff, 0x9, 0x7, 0x8000, 0x6}]}, {0x51, 0x2, 0x9, {0xde9, 0x2d9}, {0x1f, 0x193a}, @cond=[{0x0, 0x1000, 0x3, 0x81, 0x8000, 0x5}, {0x4, 0x3, 0x3589, 0x8, 0x7f, 0x4ef}]}}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x4100, 0x0) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r0, 0xe0, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000100)=[0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x3, 0x2, &(0x7f0000000140)=[0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0, 0x0], 0x0, 0x8, &(0x7f00000001c0)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000200), &(0x7f0000000240), 0x8, 0x10, 0x8, 0x8, &(0x7f00000002c0)}}, 0x10) (async) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f00000004c0)={'ip6gre0\x00', &(0x7f0000000440)={'ip6gre0\x00', r2, 0x29, 0x0, 0x81, 0x4, 0x42, @empty, @mcast2, 0x7800, 0x8000, 0x7fff, 0x9}}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r3, 0x0, 0x0) (async) ioctl$UI_BEGIN_FF_UPLOAD(r3, 0xc06855c8, &(0x7f0000000080)={0xd, 0xffffff7f, {0x57, 0x8, 0x0, {0x7, 0x7}, {0x2, 0x8}, @cond=[{0x1, 0x5, 0x7, 0x2, 0x7, 0x1}, {0xd8, 0x7ff, 0x9, 0x7, 0x8000, 0x6}]}, {0x51, 0x2, 0x9, {0xde9, 0x2d9}, {0x1f, 0x193a}, @cond=[{0x0, 0x1000, 0x3, 0x81, 0x8000, 0x5}, {0x4, 0x3, 0x3589, 0x8, 0x7f, 0x4ef}]}}) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'macvlan0\x00', 0xfffffff8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0xc) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'macvlan0\x00', 0xfffffff8}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0xc) 07:25:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:41 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket(0x23, 0x2, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x1, 0x4) 07:25:41 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'macvlan0\x00', 0xfffffff8}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0xc) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'macvlan0\x00', 0xfffffff8}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0xc) (async) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = socket(0x23, 0x2, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x1, 0x4) 07:25:42 executing program 4: accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x80800) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'xfrm0\x00'}) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket(0x23, 0x2, 0x4) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x1, 0x4) [ 2101.968490] nbd: must specify an index to disconnect [ 2101.974424] nbd: must specify an index to disconnect 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) [ 2102.014526] nbd: must specify an index to disconnect 07:25:42 executing program 4: accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x80800) (async) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'xfrm0\x00'}) 07:25:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:42 executing program 5: socket$tipc(0x1e, 0x5, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:42 executing program 4: accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f0000000040)=0x10, 0x80800) r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'xfrm0\x00'}) 07:25:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) 07:25:42 executing program 5: socket$tipc(0x1e, 0x5, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) [ 2102.171703] nbd: must specify an index to disconnect 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 5: socket$tipc(0x1e, 0x5, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) r0 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGSTAMP(r2, 0x5411, 0x0) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) r1 = socket(0x1f, 0x5, 0x9) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x4, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x8040, 0x0) r3 = syz_genetlink_get_family_id$gtp(&(0x7f0000000100), r1) sendmsg$GTP_CMD_GETPDP(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x401, 0x70bd29, 0x25dfdbfc, {}, [@GTPA_NET_NS_FD={0x8}, @GTPA_VERSION={0x8}, @GTPA_O_TEI={0x8, 0x9, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x20000000) [ 2102.267958] nbd: must specify an index to disconnect 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) (async) 07:25:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) r1 = socket(0x1f, 0x5, 0x9) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x4, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x8040, 0x0) r3 = syz_genetlink_get_family_id$gtp(&(0x7f0000000100), r1) sendmsg$GTP_CMD_GETPDP(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x401, 0x70bd29, 0x25dfdbfc, {}, [@GTPA_NET_NS_FD={0x8}, @GTPA_VERSION={0x8}, @GTPA_O_TEI={0x8, 0x9, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x20000000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) (async) socket(0x1f, 0x5, 0x9) (async) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x4, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x8040, 0x0) (async) syz_genetlink_get_family_id$gtp(&(0x7f0000000100), r1) (async) sendmsg$GTP_CMD_GETPDP(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x401, 0x70bd29, 0x25dfdbfc, {}, [@GTPA_NET_NS_FD={0x8}, @GTPA_VERSION={0x8}, @GTPA_O_TEI={0x8, 0x9, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x20000000) (async) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$UI_SET_EVBIT(0xffffffffffffffff, 0x40045564, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x1, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f00000000c0)={'wg0\x00'}) [ 2102.432357] nbd: must specify an index to disconnect 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$UI_SET_EVBIT(0xffffffffffffffff, 0x40045564, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x1, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f00000000c0)={'wg0\x00'}) 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) r1 = socket(0x1f, 0x5, 0x9) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x4, 0x4) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x8040, 0x0) r3 = syz_genetlink_get_family_id$gtp(&(0x7f0000000100), r1) sendmsg$GTP_CMD_GETPDP(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x401, 0x70bd29, 0x25dfdbfc, {}, [@GTPA_NET_NS_FD={0x8}, @GTPA_VERSION={0x8}, @GTPA_O_TEI={0x8, 0x9, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x20000000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(0xffffffffffffffff, 0x10f, 0x86) (async) socket(0x1f, 0x5, 0x9) (async) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x4, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x8040, 0x0) (async) syz_genetlink_get_family_id$gtp(&(0x7f0000000100), r1) (async) sendmsg$GTP_CMD_GETPDP(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x401, 0x70bd29, 0x25dfdbfc, {}, [@GTPA_NET_NS_FD={0x8}, @GTPA_VERSION={0x8}, @GTPA_O_TEI={0x8, 0x9, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x20000000) (async) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$UI_SET_EVBIT(0xffffffffffffffff, 0x40045564, 0x0) (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r0, 0x111, 0x4, 0x1, 0x4) (rerun: 32) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async, rerun: 64) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000040)) (async, rerun: 64) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f00000000c0)={'wg0\x00'}) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000080)=0x20, 0x4) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$TIPC_GROUP_JOIN(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000500), &(0x7f0000000540)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000020000000c00040000000000000000110c000500000000000000000098"], 0x2c}}, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000580), 0x8000, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000780)={r5, 0x20, &(0x7f0000000700)={&(0x7f00000005c0)=""/224, 0xe0, 0x0, &(0x7f00000006c0)=""/2, 0x2}}, 0x10) ioctl$sock_bt_hci(r4, 0x0, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r3, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x748}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x477}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000010}, 0x10) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x8, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000340)) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r7, 0x20, &(0x7f0000000100)={&(0x7f0000000040)=""/55, 0x37, 0x0, &(0x7f0000000080)=""/119, 0x77}}, 0x10) r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000440), 0x115400, 0x0) setsockopt$inet_tcp_buf(r8, 0x6, 0x1f, &(0x7f0000000480)="1ac7c110291c08997dbe2a0b0f74a0f5b687271cd43b6b860820694020188d40f294932e7d4f55a6e80274f8878d10a8ce49492cf04f4d8b3749fb0d8287b158ff99b73fca38c22a97af3a9c8853914e3cde54463b5d098d92df73a24df2d915e514f8ef317eeb88", 0x68) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000080)=0x20, 0x4) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async, rerun: 32) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (rerun: 32) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2102.800515] nbd: must specify an index to disconnect [ 2102.811400] nbd: must specify an index to disconnect 07:25:42 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$TIPC_GROUP_JOIN(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000500), &(0x7f0000000540)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000020000000c00040000000000000000110c000500000000000000000098"], 0x2c}}, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000580), 0x8000, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000780)={r5, 0x20, &(0x7f0000000700)={&(0x7f00000005c0)=""/224, 0xe0, 0x0, &(0x7f00000006c0)=""/2, 0x2}}, 0x10) ioctl$sock_bt_hci(r4, 0x0, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r3, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x748}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x477}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000010}, 0x10) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x8, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000340)) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r7, 0x20, &(0x7f0000000100)={&(0x7f0000000040)=""/55, 0x37, 0x0, &(0x7f0000000080)=""/119, 0x77}}, 0x10) r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000440), 0x115400, 0x0) setsockopt$inet_tcp_buf(r8, 0x6, 0x1f, &(0x7f0000000480)="1ac7c110291c08997dbe2a0b0f74a0f5b687271cd43b6b860820694020188d40f294932e7d4f55a6e80274f8878d10a8ce49492cf04f4d8b3749fb0d8287b158ff99b73fca38c22a97af3a9c8853914e3cde54463b5d098d92df73a24df2d915e514f8ef317eeb88", 0x68) socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getsockopt$TIPC_GROUP_JOIN(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000500), &(0x7f0000000540)=0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000020000000c00040000000000000000110c000500000000000000000098"], 0x2c}}, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000580), 0x8000, 0x0) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000780)={r5, 0x20, &(0x7f0000000700)={&(0x7f00000005c0)=""/224, 0xe0, 0x0, &(0x7f00000006c0)=""/2, 0x2}}, 0x10) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r3, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x748}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x477}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000010}, 0x10) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x8, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) (async) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000340)) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r7, 0x20, &(0x7f0000000100)={&(0x7f0000000040)=""/55, 0x37, 0x0, &(0x7f0000000080)=""/119, 0x77}}, 0x10) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000440), 0x115400, 0x0) (async) setsockopt$inet_tcp_buf(r8, 0x6, 0x1f, &(0x7f0000000480)="1ac7c110291c08997dbe2a0b0f74a0f5b687271cd43b6b860820694020188d40f294932e7d4f55a6e80274f8878d10a8ce49492cf04f4d8b3749fb0d8287b158ff99b73fca38c22a97af3a9c8853914e3cde54463b5d098d92df73a24df2d915e514f8ef317eeb88", 0x68) (async) 07:25:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:42 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000080)=0x20, 0x4) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_IMPORTANCE(r1, 0x10f, 0x7f, &(0x7f0000000080)=0x20, 0x4) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) [ 2102.896699] nbd: must specify an index to disconnect 07:25:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$bt_hci(r0, &(0x7f0000000040)={0x1f, 0x4}, 0x6) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) [ 2102.979348] nbd: must specify an index to disconnect 07:25:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2103.013520] nbd: must specify an index to disconnect 07:25:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$bt_hci(r0, &(0x7f0000000040)={0x1f, 0x4}, 0x6) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$TIPC_GROUP_JOIN(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000500), &(0x7f0000000540)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000020000000c00040000000000000000110c000500000000000000000098"], 0x2c}}, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000580), 0x8000, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000780)={r5, 0x20, &(0x7f0000000700)={&(0x7f00000005c0)=""/224, 0xe0, 0x0, &(0x7f00000006c0)=""/2, 0x2}}, 0x10) ioctl$sock_bt_hci(r4, 0x0, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r3, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x748}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x477}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000010}, 0x10) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x8, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000340)) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r7, 0x20, &(0x7f0000000100)={&(0x7f0000000040)=""/55, 0x37, 0x0, &(0x7f0000000080)=""/119, 0x77}}, 0x10) r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000440), 0x115400, 0x0) setsockopt$inet_tcp_buf(r8, 0x6, 0x1f, &(0x7f0000000480)="1ac7c110291c08997dbe2a0b0f74a0f5b687271cd43b6b860820694020188d40f294932e7d4f55a6e80274f8878d10a8ce49492cf04f4d8b3749fb0d8287b158ff99b73fca38c22a97af3a9c8853914e3cde54463b5d098d92df73a24df2d915e514f8ef317eeb88", 0x68) socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getsockopt$TIPC_GROUP_JOIN(0xffffffffffffffff, 0x10f, 0x87, &(0x7f0000000500), &(0x7f0000000540)=0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000020000000c00040000000000000000110c000500000000000000000098"], 0x2c}}, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000580), 0x8000, 0x0) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000780)={r5, 0x20, &(0x7f0000000700)={&(0x7f00000005c0)=""/224, 0xe0, 0x0, &(0x7f00000006c0)=""/2, 0x2}}, 0x10) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r3, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x748}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x477}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000010}, 0x10) (async) setsockopt$pppl2tp_PPPOL2TP_SO_RECVSEQ(r0, 0x111, 0x2, 0x8, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0) (async) ioctl$MEDIA_IOC_ENUM_ENTITIES(r4, 0xc1007c01, &(0x7f0000000340)) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000140)={r7, 0x20, &(0x7f0000000100)={&(0x7f0000000040)=""/55, 0x37, 0x0, &(0x7f0000000080)=""/119, 0x77}}, 0x10) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000440), 0x115400, 0x0) (async) setsockopt$inet_tcp_buf(r8, 0x6, 0x1f, &(0x7f0000000480)="1ac7c110291c08997dbe2a0b0f74a0f5b687271cd43b6b860820694020188d40f294932e7d4f55a6e80274f8878d10a8ce49492cf04f4d8b3749fb0d8287b158ff99b73fca38c22a97af3a9c8853914e3cde54463b5d098d92df73a24df2d915e514f8ef317eeb88", 0x68) (async) 07:25:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) 07:25:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$tipc(0x1e, 0x2, 0x0) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2103.108724] nbd: must specify an index to disconnect [ 2103.123302] nbd: must specify an index to disconnect 07:25:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bind$bt_hci(r0, &(0x7f0000000040)={0x1f, 0x4}, 0x6) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) bind$bt_hci(r0, &(0x7f0000000040)={0x1f, 0x4}, 0x6) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="fcc9130997aa2368022b7e65570905006e110c88522be1527c") setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x9, 0x4) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'sit0\x00'}) 07:25:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="fcc9130997aa2368022b7e65570905006e110c88522be1527c") setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x9, 0x4) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'sit0\x00'}) 07:25:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) r2 = socket(0x11, 0x1, 0x4) socketpair(0x19, 0x5, 0x4, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x14000, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="94000000", @ANYRES16=0x0, @ANYBLOB="00012dbd700001000000030000000c00060002000000000000002c00078008000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="00010000107aa986881f62be260c9c213a0137cdee8be94158ee0e2ed5c242c108afe7b004fd146b9cba99c522e86e9369370b7cb6d9d5ab8af3e4f25ff47e8c3268bb697ceb6c7bf787da9ae5d73c01d20f84550865a32a3f829de38227f9352c", @ANYRES32=r3, @ANYRESDEC, @ANYRES32=r4, @ANYRES64=r4], 0x94}}, 0x4) [ 2103.247722] nbd: must specify an index to disconnect 07:25:43 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$PPPIOCGL2TPSTATS(r2, 0x80487436, &(0x7f00000000c0)="fcc9130997aa2368022b7e65570905006e110c88522be1527c") (async) setsockopt$TIPC_SRC_DROPPABLE(r1, 0x10f, 0x80, &(0x7f0000000080)=0x9, 0x4) (async) ioctl$SIOCGIFMTU(r0, 0x8921, &(0x7f0000000000)={'sit0\x00'}) 07:25:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = socket(0x5, 0x80000, 0xffffffff) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x9, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) [ 2103.348803] nbd: must specify an index to disconnect 07:25:43 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) r2 = socket(0x11, 0x1, 0x4) (async, rerun: 32) socketpair(0x19, 0x5, 0x4, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 32) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x14000, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="94000000", @ANYRES16=0x0, @ANYBLOB="00012dbd700001000000030000000c00060002000000000000002c00078008000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="00010000107aa986881f62be260c9c213a0137cdee8be94158ee0e2ed5c242c108afe7b004fd146b9cba99c522e86e9369370b7cb6d9d5ab8af3e4f25ff47e8c3268bb697ceb6c7bf787da9ae5d73c01d20f84550865a32a3f829de38227f9352c", @ANYRES32=r3, @ANYRESDEC, @ANYRES32=r4, @ANYRES64=r4], 0x94}}, 0x4) 07:25:43 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 32) r1 = socket(0x5, 0x80000, 0xffffffff) (rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x9, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2103.591596] nbd: must specify an index to disconnect 07:25:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2103.668528] nbd: nbd3 already in use 07:25:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:43 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2103.775208] nbd: must specify an index to disconnect 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) r2 = socket(0x11, 0x1, 0x4) socketpair(0x19, 0x5, 0x4, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x14000, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="94000000", @ANYRES16=0x0, @ANYBLOB="00012dbd700001000000030000000c00060002000000000000002c00078008000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="00010000107aa986881f62be260c9c213a0137cdee8be94158ee0e2ed5c242c108afe7b004fd146b9cba99c522e86e9369370b7cb6d9d5ab8af3e4f25ff47e8c3268bb697ceb6c7bf787da9ae5d73c01d20f84550865a32a3f829de38227f9352c", @ANYRES32=r3, @ANYRESDEC, @ANYRES32=r4, @ANYRES64=r4], 0x94}}, 0x4) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = socket(0x5, 0x80000, 0xffffffff) setsockopt$pppl2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x9, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:44 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:44 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$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000000)={'pimreg1\x00'}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000040)={'geneve0\x00'}) [ 2104.187844] nbd: must specify an index to disconnect 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000000)={'pimreg1\x00'}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000040)={'geneve0\x00'}) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SIOCGIFMTU(r1, 0x8921, &(0x7f0000000000)={'pimreg1\x00'}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000040)={'geneve0\x00'}) 07:25:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r5 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r5, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 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$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, 0x0, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$GTP_CMD_GETPDP(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0xd1d3fd32718df53, 0x70bd27, 0x25dfdbff, {}, [@GTPA_PEER_ADDRESS={0x8, 0x4, @multicast2}, @GTPA_FLOW={0x6, 0x6, 0x2}, @GTPA_MS_ADDRESS={0x8, 0x5, @local}, @GTPA_MS_ADDRESS={0x8, 0x5, @empty}, @GTPA_FLOW={0x6, 0x6, 0x1}, @GTPA_PEER_ADDRESS={0x8, 0x4, @multicast1}, @GTPA_O_TEI={0x8}]}, 0x4c}}, 0x10) 07:25:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x80, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180), 0x100, 0x0) openat$cgroup_type(r3, &(0x7f00000001c0), 0x2, 0x0) clock_gettime(0x0, &(0x7f0000000040)) timerfd_settime(r2, 0x2, &(0x7f0000000100)={{0x0, 0x989680}, {0x77359400}}, &(0x7f0000000080)) 07:25:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2104.428011] nbd: must specify an index to disconnect 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$GTP_CMD_GETPDP(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0xd1d3fd32718df53, 0x70bd27, 0x25dfdbff, {}, [@GTPA_PEER_ADDRESS={0x8, 0x4, @multicast2}, @GTPA_FLOW={0x6, 0x6, 0x2}, @GTPA_MS_ADDRESS={0x8, 0x5, @local}, @GTPA_MS_ADDRESS={0x8, 0x5, @empty}, @GTPA_FLOW={0x6, 0x6, 0x1}, @GTPA_PEER_ADDRESS={0x8, 0x4, @multicast1}, @GTPA_O_TEI={0x8}]}, 0x4c}}, 0x10) 07:25:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, 0x0, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x80, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180), 0x100, 0x0) openat$cgroup_type(r3, &(0x7f00000001c0), 0x2, 0x0) clock_gettime(0x0, &(0x7f0000000040)) timerfd_settime(r2, 0x2, &(0x7f0000000100)={{0x0, 0x989680}, {0x77359400}}, &(0x7f0000000080)) socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x80, 0x0) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180), 0x100, 0x0) (async) openat$cgroup_type(r3, &(0x7f00000001c0), 0x2, 0x0) (async) clock_gettime(0x0, &(0x7f0000000040)) (async) timerfd_settime(r2, 0x2, &(0x7f0000000100)={{0x0, 0x989680}, {0x77359400}}, &(0x7f0000000080)) (async) 07:25:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r4, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) sendmsg$GTP_CMD_GETPDP(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0xd1d3fd32718df53, 0x70bd27, 0x25dfdbff, {}, [@GTPA_PEER_ADDRESS={0x8, 0x4, @multicast2}, @GTPA_FLOW={0x6, 0x6, 0x2}, @GTPA_MS_ADDRESS={0x8, 0x5, @local}, @GTPA_MS_ADDRESS={0x8, 0x5, @empty}, @GTPA_FLOW={0x6, 0x6, 0x1}, @GTPA_PEER_ADDRESS={0x8, 0x4, @multicast1}, @GTPA_O_TEI={0x8}]}, 0x4c}}, 0x10) 07:25:44 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$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async, rerun: 64) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r1, 0x111, 0x3, 0x0, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x80, 0x0) (async) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000180), 0x100, 0x0) openat$cgroup_type(r3, &(0x7f00000001c0), 0x2, 0x0) (async) clock_gettime(0x0, &(0x7f0000000040)) (async, rerun: 64) timerfd_settime(r2, 0x2, &(0x7f0000000100)={{0x0, 0x989680}, {0x77359400}}, &(0x7f0000000080)) (rerun: 64) 07:25:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, 0x0, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 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$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000)=0x22, 0x4) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x400, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_uid={'access', 0x3d, 0xee00}}, {@version_9p2000}, {@access_any}, {@loose}], [{@obj_user={'obj_user', 0x3d, 'team_slave_0\x00'}}]}}) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:44 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$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:44 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040), &(0x7f0000000080)=0x10) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000)=0x22, 0x4) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x400, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_uid={'access', 0x3d, 0xee00}}, {@version_9p2000}, {@access_any}, {@loose}], [{@obj_user={'obj_user', 0x3d, 'team_slave_0\x00'}}]}}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000)=0x22, 0x4) (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x400, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_uid={'access', 0x3d, 0xee00}}, {@version_9p2000}, {@access_any}, {@loose}], [{@obj_user={'obj_user', 0x3d, 'team_slave_0\x00'}}]}}) (async) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040), &(0x7f0000000080)=0x10) (async, rerun: 32) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (rerun: 32) 07:25:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000000)=0x22, 0x4) (async) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080), 0x400, &(0x7f00000000c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_uid={'access', 0x3d, 0xee00}}, {@version_9p2000}, {@access_any}, {@loose}], [{@obj_user={'obj_user', 0x3d, 'team_slave_0\x00'}}]}}) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r4, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$sock_timeval(r0, 0x1, 0x43, &(0x7f0000000040), &(0x7f0000000080)=0x10) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:45 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$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) socket(0x5, 0xa, 0x53d) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) getsockopt$sock_timeval(r3, 0x1, 0x43, &(0x7f00000000c0), &(0x7f0000000100)=0x10) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000080)=0x5, 0x4) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'netpci0\x00', 0xbecd}) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000040)="4278e5792b71d65387624e66e404392c9c2f75a1f996a725d2a59277ad85d96e51402a4eab8a659fc38859b4a862509d76844274dc96d92a4848d3c6c9e87f85c53dfed6bf15ccedf50870163dc3308b19cf34f206ddcec1", &(0x7f00000000c0)=@buf="f70961ef764d0523d0e010f16dc68f", 0x1}, 0x20) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:45 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) socket(0x5, 0xa, 0x53d) (async, rerun: 32) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async, rerun: 32) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) getsockopt$sock_timeval(r3, 0x1, 0x43, &(0x7f00000000c0), &(0x7f0000000100)=0x10) (async) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000080)=0x5, 0x4) (async, rerun: 32) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async, rerun: 32) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'netpci0\x00', 0xbecd}) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000040)="4278e5792b71d65387624e66e404392c9c2f75a1f996a725d2a59277ad85d96e51402a4eab8a659fc38859b4a862509d76844274dc96d92a4848d3c6c9e87f85c53dfed6bf15ccedf50870163dc3308b19cf34f206ddcec1", &(0x7f00000000c0)=@buf="f70961ef764d0523d0e010f16dc68f", 0x1}, 0x20) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) socket(0x5, 0xa, 0x53d) (async) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) getsockopt$sock_timeval(r3, 0x1, 0x43, &(0x7f00000000c0), &(0x7f0000000100)=0x10) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000080)=0x5, 0x4) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r1, 0x8922, &(0x7f0000000000)={'netpci0\x00', 0xbecd}) 07:25:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000040)="4278e5792b71d65387624e66e404392c9c2f75a1f996a725d2a59277ad85d96e51402a4eab8a659fc38859b4a862509d76844274dc96d92a4848d3c6c9e87f85c53dfed6bf15ccedf50870163dc3308b19cf34f206ddcec1", &(0x7f00000000c0)=@buf="f70961ef764d0523d0e010f16dc68f", 0x1}, 0x20) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={0xffffffffffffffff, &(0x7f0000000040)="4278e5792b71d65387624e66e404392c9c2f75a1f996a725d2a59277ad85d96e51402a4eab8a659fc38859b4a862509d76844274dc96d92a4848d3c6c9e87f85c53dfed6bf15ccedf50870163dc3308b19cf34f206ddcec1", &(0x7f00000000c0)=@buf="f70961ef764d0523d0e010f16dc68f", 0x1}, 0x20) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket(0x8, 0x3, 0x7105) connect$pppl2tp(r0, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @loopback}, 0x0, 0x1, 0x4, 0x2}}, 0x2e) 07:25:45 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x182, 0x0) ioctl$SIOCAX25OPTRT(r1, 0x89e7, &(0x7f0000000040)={@null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x2, 0x56}) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGETNODEID(r2, 0x89e1, &(0x7f00000000c0)={0x4}) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) 07:25:45 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = socket(0x8, 0x3, 0x7105) connect$pppl2tp(r0, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @loopback}, 0x0, 0x1, 0x4, 0x2}}, 0x2e) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) socket(0x8, 0x3, 0x7105) (async) connect$pppl2tp(r0, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @loopback}, 0x0, 0x1, 0x4, 0x2}}, 0x2e) (async) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r4, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x182, 0x0) ioctl$SIOCAX25OPTRT(r1, 0x89e7, &(0x7f0000000040)={@null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x2, 0x56}) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) ioctl$SIOCGETNODEID(r2, 0x89e1, &(0x7f00000000c0)={0x4}) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) 07:25:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) r1 = socket(0x8, 0x3, 0x7105) connect$pppl2tp(r0, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x4e20, @loopback}, 0x0, 0x1, 0x4, 0x2}}, 0x2e) [ 2105.663109] nla_parse: 78 callbacks suppressed [ 2105.663119] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:45 executing program 5: ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x182, 0x0) ioctl$SIOCAX25OPTRT(r1, 0x89e7, &(0x7f0000000040)={@null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x2, 0x56}) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$SIOCGETNODEID(r2, 0x89e1, &(0x7f00000000c0)={0x4}) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000080), 0x182, 0x0) (async) ioctl$SIOCAX25OPTRT(r1, 0x89e7, &(0x7f0000000040)={@null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x2, 0x56}) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) ioctl$SIOCGETNODEID(r2, 0x89e1, &(0x7f00000000c0)={0x4}) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) [ 2105.720753] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x5, 0x4) 07:25:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r4, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) 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(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:45 executing program 5: r0 = getgid() r1 = getuid() msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f00000000c0)={{0x3, 0xee00, r0, r1, r0}, 0x0, 0x0, 0x1, 0x5, 0xb54, 0x0, 0x9, 0x1a, 0x3, 0x8, 0xffffffffffffffff}) r2 = getgid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000040)={{0x0, r1, r2, r1, 0xee00, 0x80, 0x2}, 0x0, 0x0, 0xffffffffffffff85, 0x5, 0x4, 0x1, 0x3, 0x687, 0x23, 0x800, 0x0, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) r5 = getgid() mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0xc882, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r4, @ANYBLOB=',version=9p2000.L,access=any,deb0000000007fff,dfltgid=', @ANYRESHEX=r5, @ANYBLOB="2c667363616368652c64656275673d3078303030303030303030303030306666662c6163636573733d636c69656e742c7375626a5f757365723d2f2c736d61636b66736465663d2e2d5d2c7375626a5f726f6c653d2d2325212ce1262c5d2e2c7375626a5f747970653d2c00"]) 07:25:45 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x5, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x5, 0x4) (async) 07:25:45 executing program 5: r0 = getgid() r1 = getuid() msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f00000000c0)={{0x3, 0xee00, r0, r1, r0}, 0x0, 0x0, 0x1, 0x5, 0xb54, 0x0, 0x9, 0x1a, 0x3, 0x8, 0xffffffffffffffff}) r2 = getgid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000040)={{0x0, r1, r2, r1, 0xee00, 0x80, 0x2}, 0x0, 0x0, 0xffffffffffffff85, 0x5, 0x4, 0x1, 0x3, 0x687, 0x23, 0x800, 0x0, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) r5 = getgid() mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0xc882, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r4, @ANYBLOB=',version=9p2000.L,access=any,deb0000000007fff,dfltgid=', @ANYRESHEX=r5, @ANYBLOB="2c667363616368652c64656275673d3078303030303030303030303030306666662c6163636573733d636c69656e742c7375626a5f757365723d2f2c736d61636b66736465663d2e2d5d2c7375626a5f726f6c653d2d2325212ce1262c5d2e2c7375626a5f747970653d2c00"]) getgid() (async) getuid() (async) msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f00000000c0)={{0x3, 0xee00, r0, r1, r0}, 0x0, 0x0, 0x1, 0x5, 0xb54, 0x0, 0x9, 0x1a, 0x3, 0x8, 0xffffffffffffffff}) (async) getgid() (async) msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000040)={{0x0, r1, r2, r1, 0xee00, 0x80, 0x2}, 0x0, 0x0, 0xffffffffffffff85, 0x5, 0x4, 0x1, 0x3, 0x687, 0x23, 0x800, 0x0, 0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) getgid() (async) mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0xc882, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r4, @ANYBLOB=',version=9p2000.L,access=any,deb0000000007fff,dfltgid=', @ANYRESHEX=r5, @ANYBLOB="2c667363616368652c64656275673d3078303030303030303030303030306666662c6163636573733d636c69656e742c7375626a5f757365723d2f2c736d61636b66736465663d2e2d5d2c7375626a5f726f6c653d2d2325212ce1262c5d2e2c7375626a5f747970653d2c00"]) (async) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x5, 0x4) [ 2105.874299] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2105.904110] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r4, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2105.960740] nbd: must specify an index to disconnect 07:25:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:46 executing program 5: r0 = getgid() r1 = getuid() msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f00000000c0)={{0x3, 0xee00, r0, r1, r0}, 0x0, 0x0, 0x1, 0x5, 0xb54, 0x0, 0x9, 0x1a, 0x3, 0x8, 0xffffffffffffffff}) (async) r2 = getgid() msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000040)={{0x0, r1, r2, r1, 0xee00, 0x80, 0x2}, 0x0, 0x0, 0xffffffffffffff85, 0x5, 0x4, 0x1, 0x3, 0x687, 0x23, 0x800, 0x0, 0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) (async) r4 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r4, 0x10f, 0x86) (async) r5 = getgid() mount$9p_fd(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000180), 0xc882, &(0x7f00000001c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r4, @ANYBLOB=',version=9p2000.L,access=any,deb0000000007fff,dfltgid=', @ANYRESHEX=r5, @ANYBLOB="2c667363616368652c64656275673d3078303030303030303030303030306666662c6163636573733d636c69656e742c7375626a5f757365723d2f2c736d61636b66736465663d2e2d5d2c7375626a5f726f6c653d2d2325212ce1262c5d2e2c7375626a5f747970653d2c00"]) [ 2105.990004] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2106.024276] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:46 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r1, 0x800448d4, 0x0) write$tcp_mem(r0, &(0x7f0000000000)={0xbf90, 0x20, 0x101, 0x20, 0xfffb}, 0x48) r2 = socket$pppl2tp(0x18, 0x1, 0x1) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) ioctl$UI_SET_FFBIT(r3, 0x4004556b, 0x10) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r4, &(0x7f0000000100)="b7c1e155c9bc490f9c0d2b52946bad123b092831e439661a70b0724b21789307d1ea6982689fb116b19de9a549bc4cf94e16fcc9af74ed74b2bc62029dbb086069002d4986b41c201d685db991f1e879b54bae781f381c559626686d8c6a1f366ce8da7823cb5953a37715fd4af775bdd7d185c724cc4c41bcede1a9c3cf4a86571ec5a1137a932a6fb6a347181d8a174a60fdd80376fc7e5c6a9da0c9035e567cf942f3ccf737c8c817dd09085261a02292d5fdb5a37ec905be6ee6c1557860bea84db8d1b26d1389", &(0x7f0000000200)=@tcp6=r5, 0x4}, 0x20) ioctl$UI_SET_MSCBIT(r3, 0x40045568, 0x28) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x103000, 0x0) 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) 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(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_open_dev$media(&(0x7f0000000040), 0x6, 0x4000) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000004c0)={0x0, 0x6, 0x0, &(0x7f0000000080)=[{0x80000000}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f00000002c0)=[{}], 0x5, 0x0, &(0x7f0000000340)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}]}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000009c0)={0x0, 0x7, 0x0, &(0x7f0000000540)=[{}, {}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000800)=[{}], 0x6, 0x0, &(0x7f0000000880)=[{}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}], 0x2, 0x0, &(0x7f0000000940)=[{}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r1, 0xc0347c03, &(0x7f0000000a40)={{r2, 0x0, 0xa, [0x7]}, {0x80000000, r3, 0x9, [0x1]}, 0x0, [0x1299, 0x200]}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r1, 0x800448d4, 0x0) write$tcp_mem(r0, &(0x7f0000000000)={0xbf90, 0x20, 0x101, 0x20, 0xfffb}, 0x48) r2 = socket$pppl2tp(0x18, 0x1, 0x1) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) ioctl$UI_SET_FFBIT(r3, 0x4004556b, 0x10) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r4, &(0x7f0000000100)="b7c1e155c9bc490f9c0d2b52946bad123b092831e439661a70b0724b21789307d1ea6982689fb116b19de9a549bc4cf94e16fcc9af74ed74b2bc62029dbb086069002d4986b41c201d685db991f1e879b54bae781f381c559626686d8c6a1f366ce8da7823cb5953a37715fd4af775bdd7d185c724cc4c41bcede1a9c3cf4a86571ec5a1137a932a6fb6a347181d8a174a60fdd80376fc7e5c6a9da0c9035e567cf942f3ccf737c8c817dd09085261a02292d5fdb5a37ec905be6ee6c1557860bea84db8d1b26d1389", &(0x7f0000000200)=@tcp6=r5, 0x4}, 0x20) ioctl$UI_SET_MSCBIT(r3, 0x40045568, 0x28) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x103000, 0x0) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async) ioctl$sock_bt_hci(r1, 0x800448d4, 0x0) (async) write$tcp_mem(r0, &(0x7f0000000000)={0xbf90, 0x20, 0x101, 0x20, 0xfffb}, 0x48) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) (async) ioctl$UI_SET_FFBIT(r3, 0x4004556b, 0x10) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r4, &(0x7f0000000100)="b7c1e155c9bc490f9c0d2b52946bad123b092831e439661a70b0724b21789307d1ea6982689fb116b19de9a549bc4cf94e16fcc9af74ed74b2bc62029dbb086069002d4986b41c201d685db991f1e879b54bae781f381c559626686d8c6a1f366ce8da7823cb5953a37715fd4af775bdd7d185c724cc4c41bcede1a9c3cf4a86571ec5a1137a932a6fb6a347181d8a174a60fdd80376fc7e5c6a9da0c9035e567cf942f3ccf737c8c817dd09085261a02292d5fdb5a37ec905be6ee6c1557860bea84db8d1b26d1389", &(0x7f0000000200)=@tcp6=r5, 0x4}, 0x20) (async) ioctl$UI_SET_MSCBIT(r3, 0x40045568, 0x28) (async) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x103000, 0x0) (async) 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2106.176499] nbd: must specify an index to disconnect 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = syz_open_dev$media(&(0x7f0000000040), 0x6, 0x4000) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000004c0)={0x0, 0x6, 0x0, &(0x7f0000000080)=[{0x80000000}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f00000002c0)=[{}], 0x5, 0x0, &(0x7f0000000340)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}]}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000009c0)={0x0, 0x7, 0x0, &(0x7f0000000540)=[{}, {}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000800)=[{}], 0x6, 0x0, &(0x7f0000000880)=[{}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}], 0x2, 0x0, &(0x7f0000000940)=[{}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r1, 0xc0347c03, &(0x7f0000000a40)={{r2, 0x0, 0xa, [0x7]}, {0x80000000, r3, 0x9, [0x1]}, 0x0, [0x1299, 0x200]}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:46 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r1, 0x800448d4, 0x0) (async) write$tcp_mem(r0, &(0x7f0000000000)={0xbf90, 0x20, 0x101, 0x20, 0xfffb}, 0x48) r2 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r3 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) ioctl$UI_SET_FFBIT(r3, 0x4004556b, 0x10) (async) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000240)={r4, &(0x7f0000000100)="b7c1e155c9bc490f9c0d2b52946bad123b092831e439661a70b0724b21789307d1ea6982689fb116b19de9a549bc4cf94e16fcc9af74ed74b2bc62029dbb086069002d4986b41c201d685db991f1e879b54bae781f381c559626686d8c6a1f366ce8da7823cb5953a37715fd4af775bdd7d185c724cc4c41bcede1a9c3cf4a86571ec5a1137a932a6fb6a347181d8a174a60fdd80376fc7e5c6a9da0c9035e567cf942f3ccf737c8c817dd09085261a02292d5fdb5a37ec905be6ee6c1557860bea84db8d1b26d1389", &(0x7f0000000200)=@tcp6=r5, 0x4}, 0x20) (async) ioctl$UI_SET_MSCBIT(r3, 0x40045568, 0x28) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0), 0x103000, 0x0) [ 2106.236892] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_open_dev$media(&(0x7f0000000040), 0x6, 0x4000) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000004c0)={0x0, 0x6, 0x0, &(0x7f0000000080)=[{0x80000000}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f00000002c0)=[{}], 0x5, 0x0, &(0x7f0000000340)=[{}, {}, {}, {}, {}], 0x4, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}]}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000009c0)={0x0, 0x7, 0x0, &(0x7f0000000540)=[{}, {}, {}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000800)=[{}], 0x6, 0x0, &(0x7f0000000880)=[{}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}], 0x2, 0x0, &(0x7f0000000940)=[{}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(r1, 0xc0347c03, &(0x7f0000000a40)={{r2, 0x0, 0xa, [0x7]}, {0x80000000, r3, 0x9, [0x1]}, 0x0, [0x1299, 0x200]}) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2106.278177] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) 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(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000000)={0x2, 0x9, 0xdea, 0xfb, 0x56, 0x5, 0x3, 0x6, 0x3, 0x20, 0x2, "bd8c0bda2f1a711dd89fec8bce5e7699792c9caef44bf933a27fe45964c3587d"}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff}, 0x80) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000180)) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x20000, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_any}], [{@pcr={'pcr', 0x3d, 0x36}}]}}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) getsockname$tipc(r3, &(0x7f00000001c0)=@id, &(0x7f0000000200)=0x10) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000000)={0x2, 0x9, 0xdea, 0xfb, 0x56, 0x5, 0x3, 0x6, 0x3, 0x20, 0x2, "bd8c0bda2f1a711dd89fec8bce5e7699792c9caef44bf933a27fe45964c3587d"}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000000)={0x2, 0x9, 0xdea, 0xfb, 0x56, 0x5, 0x3, 0x6, 0x3, 0x20, 0x2, "bd8c0bda2f1a711dd89fec8bce5e7699792c9caef44bf933a27fe45964c3587d"}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2106.480202] nbd: must specify an index to disconnect 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff}, 0x80) (async) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000180)) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x20000, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_any}], [{@pcr={'pcr', 0x3d, 0x36}}]}}) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) getsockname$tipc(r3, &(0x7f00000001c0)=@id, &(0x7f0000000200)=0x10) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000000)={0x2, 0x9, 0xdea, 0xfb, 0x56, 0x5, 0x3, 0x6, 0x3, 0x20, 0x2, "bd8c0bda2f1a711dd89fec8bce5e7699792c9caef44bf933a27fe45964c3587d"}) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000000)={0x2, 0x9, 0xdea, 0xfb, 0x56, 0x5, 0x3, 0x6, 0x3, 0x20, 0x2, "bd8c0bda2f1a711dd89fec8bce5e7699792c9caef44bf933a27fe45964c3587d"}) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) [ 2106.538648] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2106.579381] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 07:25:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) (async) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff}, 0x80) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000180)) (async) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x20000, &(0x7f0000000280)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[{@access_any}], [{@pcr={'pcr', 0x3d, 0x36}}]}}) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) getsockname$tipc(r3, &(0x7f00000001c0)=@id, &(0x7f0000000200)=0x10) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x8, 0x4) 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x8, 0x4) 07:25:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:46 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2106.812088] nbd: must specify an index to disconnect 07:25:46 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x8, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x8, 0x4) (async) 07:25:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:46 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async, rerun: 32) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) 07:25:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:47 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'syzkaller0\x00'}) [ 2106.928264] nbd: must specify an index to disconnect 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async, rerun: 64) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r1, 0x0, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) 07:25:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'syzkaller0\x00'}) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = syz_init_net_socket$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$nbd(&(0x7f00000001c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x4000) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) 07:25:47 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000000)={'syzkaller0\x00'}) 07:25:47 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2107.181680] nbd: must specify an index to disconnect 07:25:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) 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(&(0x7f00000001c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x4000) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) socketpair$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) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) (async) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x4000) (async) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) (async) 07:25:47 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'sit0\x00'}) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000)={0x80000001, [0xac3, 0x7], 0x4c}, 0x10) 07:25:47 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'sit0\x00'}) (async) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000)={0x80000001, [0xac3, 0x7], 0x4c}, 0x10) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) 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$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r5, 0x2, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x4000) (rerun: 32) ioctl$SIOCGSTAMP(r1, 0x5411, 0x0) [ 2107.290253] nbd: must specify an index to disconnect [ 2107.307091] nbd: must specify an index to disconnect 07:25:47 executing program 4: ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'sit0\x00'}) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000)={0x80000001, [0xac3, 0x7], 0x4c}, 0x10) ioctl$SIOCSIFMTU(0xffffffffffffffff, 0x8912, &(0x7f0000000740)={'sit0\x00'}) (async) setsockopt$bt_hci_HCI_FILTER(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000)={0x80000001, [0xac3, 0x7], 0x4c}, 0x10) (async) 07:25:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x10, 0x2, 0x1, &(0x7f0000000000)) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'macvtap0\x00', 0x10003}) 07:25:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:47 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000004}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000400}, 0x4) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) socketpair(0x10, 0x2, 0x1, &(0x7f0000000000)) (async) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'macvtap0\x00', 0x10003}) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000004}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000400}, 0x4) 07:25:47 executing program 4: socket$pppl2tp(0x18, 0x1, 0x1) (async) socketpair(0x10, 0x2, 0x1, &(0x7f0000000000)) (async) r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r0, 0x0, 0x0) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'macvtap0\x00', 0x10003}) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000004}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000400}, 0x4) 07:25:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r4, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r5) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:47 executing program 4: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x8000, 0x0) ioctl$UI_DEV_DESTROY(r0, 0x5502) r1 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000100)={&(0x7f0000fef000/0xe000)=nil, 0xe000, 0x0, 0x0, 0x0, &(0x7f0000000780)=""/4096, 0x1000, 0x1, &(0x7f0000000000)=""/244, 0xf4}, &(0x7f0000000140)=0x40) r2 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x50000, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2107.807976] nbd: must specify an index to disconnect 07:25:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2107.841244] nbd: nbd0 already in use 07:25:47 executing program 4: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x8000, 0x0) ioctl$UI_DEV_DESTROY(r0, 0x5502) r1 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000100)={&(0x7f0000fef000/0xe000)=nil, 0xe000, 0x0, 0x0, 0x0, &(0x7f0000000780)=""/4096, 0x1000, 0x1, &(0x7f0000000000)=""/244, 0xf4}, &(0x7f0000000140)=0x40) r2 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x8000, 0x0) (async) ioctl$UI_DEV_DESTROY(r0, 0x5502) (async) socket$inet_smc(0x2b, 0x1, 0x0) (async) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000100)={&(0x7f0000fef000/0xe000)=nil, 0xe000, 0x0, 0x0, 0x0, &(0x7f0000000780)=""/4096, 0x1000, 0x1, &(0x7f0000000000)=""/244, 0xf4}, &(0x7f0000000140)=0x40) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:47 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x50000, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x50000, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040), 0x4000, 0x0) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080), 0x50000, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:48 executing program 4: r0 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000180), 0x8000, 0x0) ioctl$UI_DEV_DESTROY(r0, 0x5502) (async) r1 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000100)={&(0x7f0000fef000/0xe000)=nil, 0xe000, 0x0, 0x0, 0x0, &(0x7f0000000780)=""/4096, 0x1000, 0x1, &(0x7f0000000000)=""/244, 0xf4}, &(0x7f0000000140)=0x40) r2 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r2, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2108.036953] nbd: must specify an index to disconnect 07:25:48 executing program 5: bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000040), 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:48 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x7}) 07:25:48 executing program 5: bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000040), 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:48 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x7}) 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:48 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f0000000000)=ANY=[@ANYBLOB="fc66f0e2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000020000000c00040000000000001b00000000000000000000000000000878621d4291313d5358861f69f8e4ab7a52936c71eef7f8871c7fd80de42055a95cf42bd7d9021277d96176470d8d6c5e488e4739b820d6a15f2cbcdeef80167613a9fbe51c9d4441a8412e77940e"], 0x33fe0}}, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 5: bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000040), 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:48 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x7}) 07:25:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2108.248199] nbd: must specify a size in bytes for the device [ 2108.272539] nbd: must specify a size in bytes for the device 07:25:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r1, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 4: write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x9) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000340)={'vcan0\x00'}) r3 = getuid() r4 = syz_clone(0x66880, &(0x7f0000000080)="b70db151eeb7700840f14e7b37d8823d6fc684f8344d3f644498b6c18677e78a62b6635b691f492b35e35c15cec7d4b3adcb06e88f9876b517b8affc9d1b7c96fb3ff5500452aafa2ac49949990e2819ad81a06745ce2f122772bd6664a98dcc8db2df6b7c5cc07bd093f9009316ae7b69c886f95ba4acfbd5af02df3e413aa1a09b02e721e248b38606a46f8cd5dc8d", 0x90, &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="b2661331c8d9a269738096e886794f3af2c5a9d191db802df64a8fbabed676c9173dc1525a71c6191075e1af0211659d6392aba0dc352f636f80b250ed39c54ece6c3f8fb9faef994d6834b5d8c8f248204507cc3f145c94024b835d84572d840957474df8f34d22fe82680ce31e7529aad5bd8ff4f9258690102d7bd12540c6ce8c63b44b0fc0108c95") msgctl$IPC_SET(0x0, 0x1, &(0x7f00000002c0)={{0x2, r3, 0xee00, 0xee01, 0x0, 0x0, 0x3}, 0x0, 0x0, 0x6, 0x100, 0x5, 0x200, 0x1f, 0x1000, 0x0, 0x81, 0x0, r4}) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$UI_GET_VERSION(r1, 0x8004552d, &(0x7f0000000000)) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x3, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) bind$tipc(r2, 0x0, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2108.348552] nbd: must specify an index to disconnect 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2108.418612] nbd: must specify a size in bytes for the device [ 2108.426175] nbd: must specify a size in bytes for the device 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:48 executing program 4: write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x9) r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000340)={'vcan0\x00'}) r3 = getuid() r4 = syz_clone(0x66880, &(0x7f0000000080)="b70db151eeb7700840f14e7b37d8823d6fc684f8344d3f644498b6c18677e78a62b6635b691f492b35e35c15cec7d4b3adcb06e88f9876b517b8affc9d1b7c96fb3ff5500452aafa2ac49949990e2819ad81a06745ce2f122772bd6664a98dcc8db2df6b7c5cc07bd093f9009316ae7b69c886f95ba4acfbd5af02df3e413aa1a09b02e721e248b38606a46f8cd5dc8d", 0x90, &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="b2661331c8d9a269738096e886794f3af2c5a9d191db802df64a8fbabed676c9173dc1525a71c6191075e1af0211659d6392aba0dc352f636f80b250ed39c54ece6c3f8fb9faef994d6834b5d8c8f248204507cc3f145c94024b835d84572d840957474df8f34d22fe82680ce31e7529aad5bd8ff4f9258690102d7bd12540c6ce8c63b44b0fc0108c95") msgctl$IPC_SET(0x0, 0x1, &(0x7f00000002c0)={{0x2, r3, 0xee00, 0xee01, 0x0, 0x0, 0x3}, 0x0, 0x0, 0x6, 0x100, 0x5, 0x200, 0x1f, 0x1000, 0x0, 0x81, 0x0, r4}) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$UI_GET_VERSION(r1, 0x8004552d, &(0x7f0000000000)) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x9) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000340)={'vcan0\x00'}) (async) getuid() (async) syz_clone(0x66880, &(0x7f0000000080)="b70db151eeb7700840f14e7b37d8823d6fc684f8344d3f644498b6c18677e78a62b6635b691f492b35e35c15cec7d4b3adcb06e88f9876b517b8affc9d1b7c96fb3ff5500452aafa2ac49949990e2819ad81a06745ce2f122772bd6664a98dcc8db2df6b7c5cc07bd093f9009316ae7b69c886f95ba4acfbd5af02df3e413aa1a09b02e721e248b38606a46f8cd5dc8d", 0x90, &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="b2661331c8d9a269738096e886794f3af2c5a9d191db802df64a8fbabed676c9173dc1525a71c6191075e1af0211659d6392aba0dc352f636f80b250ed39c54ece6c3f8fb9faef994d6834b5d8c8f248204507cc3f145c94024b835d84572d840957474df8f34d22fe82680ce31e7529aad5bd8ff4f9258690102d7bd12540c6ce8c63b44b0fc0108c95") (async) msgctl$IPC_SET(0x0, 0x1, &(0x7f00000002c0)={{0x2, r3, 0xee00, 0xee01, 0x0, 0x0, 0x3}, 0x0, 0x0, 0x6, 0x100, 0x5, 0x200, 0x1f, 0x1000, 0x0, 0x81, 0x0, r4}) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$UI_GET_VERSION(r1, 0x8004552d, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async, rerun: 32) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x3, 0x4) (async, rerun: 32) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) bind$tipc(r2, 0x0, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2108.507535] nbd: must specify an index to disconnect 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x3, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) bind$tipc(r2, 0x0, 0x0) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async) setsockopt$TIPC_DEST_DROPPABLE(r1, 0x10f, 0x81, &(0x7f0000000040)=0x3, 0x4) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r2, 0x10f, 0x86) (async) bind$tipc(r2, 0x0, 0x0) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:48 executing program 4: write$cgroup_type(0xffffffffffffffff, &(0x7f0000000040), 0x9) r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) ioctl$SIOCGIFMTU(r2, 0x8921, &(0x7f0000000340)={'vcan0\x00'}) (async) r3 = getuid() (async) r4 = syz_clone(0x66880, &(0x7f0000000080)="b70db151eeb7700840f14e7b37d8823d6fc684f8344d3f644498b6c18677e78a62b6635b691f492b35e35c15cec7d4b3adcb06e88f9876b517b8affc9d1b7c96fb3ff5500452aafa2ac49949990e2819ad81a06745ce2f122772bd6664a98dcc8db2df6b7c5cc07bd093f9009316ae7b69c886f95ba4acfbd5af02df3e413aa1a09b02e721e248b38606a46f8cd5dc8d", 0x90, &(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)="b2661331c8d9a269738096e886794f3af2c5a9d191db802df64a8fbabed676c9173dc1525a71c6191075e1af0211659d6392aba0dc352f636f80b250ed39c54ece6c3f8fb9faef994d6834b5d8c8f248204507cc3f145c94024b835d84572d840957474df8f34d22fe82680ce31e7529aad5bd8ff4f9258690102d7bd12540c6ce8c63b44b0fc0108c95") msgctl$IPC_SET(0x0, 0x1, &(0x7f00000002c0)={{0x2, r3, 0xee00, 0xee01, 0x0, 0x0, 0x3}, 0x0, 0x0, 0x6, 0x100, 0x5, 0x200, 0x1f, 0x1000, 0x0, 0x81, 0x0, r4}) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$UI_GET_VERSION(r1, 0x8004552d, &(0x7f0000000000)) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:48 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x109119}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r3, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x40}, 0x4) 07:25:48 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 4: r0 = accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f00000001c0)=0x10, 0x80800) getsockname$tipc(r0, &(0x7f0000000080)=@name, &(0x7f00000000c0)=0x10) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="9feb01a8e74b754d00180000000000000080c5d20640000000450000000b0000000000000b05000000060000000000000b050000000000000000000000000000000000000000000000010000000f00000000000001000000000f003201070000000000000e01000000010000000700000000000009ec3fe48a96d74b05000000010000000000000b050000000600000000000008050000000e00000000000007000000004638b9a38887ff9c97b9b69519860240d8e730d20de19ca6a50296767a388aea61d89268c8ebe5e5b760a69e5b7b9b0124cfceb65a91ad8559d671239e3dcb7ba13e3e6c21b549d25b1edb3912c6668637"], &(0x7f00000000c0), 0x9d}, 0x20) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x101000, 0x0) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) connect$pppl2tp(r2, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e23, @multicast2}, 0x2, 0x1, 0x0, 0x3}}, 0x26) 07:25:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:48 executing program 4: r0 = accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f00000001c0)=0x10, 0x80800) getsockname$tipc(r0, &(0x7f0000000080)=@name, &(0x7f00000000c0)=0x10) (async) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="9feb01a8e74b754d00180000000000000080c5d20640000000450000000b0000000000000b05000000060000000000000b050000000000000000000000000000000000000000000000010000000f00000000000001000000000f003201070000000000000e01000000010000000700000000000009ec3fe48a96d74b05000000010000000000000b050000000600000000000008050000000e00000000000007000000004638b9a38887ff9c97b9b69519860240d8e730d20de19ca6a50296767a388aea61d89268c8ebe5e5b760a69e5b7b9b0124cfceb65a91ad8559d671239e3dcb7ba13e3e6c21b549d25b1edb3912c6668637"], &(0x7f00000000c0), 0x9d}, 0x20) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x101000, 0x0) (async) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async, rerun: 64) connect$pppl2tp(r2, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e23, @multicast2}, 0x2, 0x1, 0x0, 0x3}}, 0x26) (rerun: 64) [ 2108.850552] nbd: must specify an index to disconnect [ 2108.868527] nbd: must specify at least one socket [ 2108.873421] nbd: must specify an index to disconnect 07:25:49 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) (rerun: 32) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x109119}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r3, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x40}, 0x4) 07:25:49 executing program 4: r0 = accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f00000001c0)=0x10, 0x80800) getsockname$tipc(r0, &(0x7f0000000080)=@name, &(0x7f00000000c0)=0x10) r1 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="9feb01a8e74b754d00180000000000000080c5d20640000000450000000b0000000000000b05000000060000000000000b050000000000000000000000000000000000000000000000010000000f00000000000001000000000f003201070000000000000e01000000010000000700000000000009ec3fe48a96d74b05000000010000000000000b050000000600000000000008050000000e00000000000007000000004638b9a38887ff9c97b9b69519860240d8e730d20de19ca6a50296767a388aea61d89268c8ebe5e5b760a69e5b7b9b0124cfceb65a91ad8559d671239e3dcb7ba13e3e6c21b549d25b1edb3912c6668637"], &(0x7f00000000c0), 0x9d}, 0x20) r2 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x101000, 0x0) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) connect$pppl2tp(r2, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e23, @multicast2}, 0x2, 0x1, 0x0, 0x3}}, 0x26) accept4$tipc(0xffffffffffffffff, &(0x7f0000000000)=@id, &(0x7f00000001c0)=0x10, 0x80800) (async) getsockname$tipc(r0, &(0x7f0000000080)=@name, &(0x7f00000000c0)=0x10) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r1, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000100)={&(0x7f0000000200)=ANY=[@ANYBLOB="9feb01a8e74b754d00180000000000000080c5d20640000000450000000b0000000000000b05000000060000000000000b050000000000000000000000000000000000000000000000010000000f00000000000001000000000f003201070000000000000e01000000010000000700000000000009ec3fe48a96d74b05000000010000000000000b050000000600000000000008050000000e00000000000007000000004638b9a38887ff9c97b9b69519860240d8e730d20de19ca6a50296767a388aea61d89268c8ebe5e5b760a69e5b7b9b0124cfceb65a91ad8559d671239e3dcb7ba13e3e6c21b549d25b1edb3912c6668637"], &(0x7f00000000c0), 0x9d}, 0x20) (async) openat$hwrng(0xffffffffffffff9c, &(0x7f0000000140), 0x101000, 0x0) (async) socket$tipc(0x1e, 0x2, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r3, 0x10f, 0x86) (async) connect$pppl2tp(r2, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, r3, {0x2, 0x4e23, @multicast2}, 0x2, 0x1, 0x0, 0x3}}, 0x26) (async) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:49 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2108.996673] nbd: must specify at least one socket 07:25:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:49 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x109119}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r3, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x40}, 0x4) (rerun: 32) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x400448e0, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0x7fff, 0x4) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x400448e0, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0x7fff, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x400448e0, 0x0) (async) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0x7fff, 0x4) (async) [ 2109.130472] nbd: must specify an index to disconnect 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2109.186874] nbd: must specify at least one socket [ 2109.195136] nbd: must specify at least one socket [ 2109.207822] nbd: must specify an index to disconnect [ 2109.213364] nbd: must specify an index to disconnect 07:25:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x400448e0, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0x7fff, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x400448e0, 0x0) (async) setsockopt$bt_hci_HCI_TIME_STAMP(r1, 0x0, 0x3, &(0x7f0000000000)=0x7fff, 0x4) (async) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2109.246514] nbd: must specify an index to disconnect [ 2109.255271] nbd: must specify an index to disconnect [ 2109.269364] nbd: must specify an index to disconnect [ 2109.287647] nbd: must specify an index to disconnect [ 2109.309490] nbd: must specify an index to disconnect 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x4003}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)=@base={0xf, 0x7332, 0x200, 0x7, 0x80, 0xffffffffffffffff, 0x3820, '\x00', 0x0, 0xffffffffffffffff, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x8, &(0x7f0000000000)=ANY=[@ANYBLOB="18280000", @ANYRES32=0x1, @ANYBLOB="000000000600000010370c00fcffffff18180000", @ANYRES32=r1, @ANYBLOB="040000000000000032683278", @ANYRES32, @ANYBLOB="000000007f00000025a7f8ff00000000"], &(0x7f0000000040)='GPL\x00', 0x3, 0x22, &(0x7f0000000080)=""/34, 0x52789eb24c11187c, 0x77fe0fb58f4d3f6, '\x00', 0x0, 0x0, r2, 0x8, &(0x7f00000000c0)={0x1, 0x3}, 0x8, 0x10, &(0x7f0000000100)={0x3, 0xc, 0x3435}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000001c0)=[0xffffffffffffffff, 0x1, 0xffffffffffffffff, r3, 0xffffffffffffffff, 0x1]}, 0x80) [ 2109.330309] nbd: must specify an index to disconnect [ 2109.406382] nbd: must specify an index to disconnect [ 2109.427073] nbd: must specify an index to disconnect [ 2109.485784] nbd: must specify an index to disconnect [ 2109.491000] nbd: must specify an index to disconnect [ 2109.496843] nbd: must specify an index to disconnect [ 2109.502059] nbd: must specify an index to disconnect [ 2109.507980] nbd: must specify an index to disconnect [ 2109.516504] nbd: must specify an index to disconnect [ 2109.521753] nbd: must specify an index to disconnect [ 2109.527415] nbd: must specify an index to disconnect [ 2109.533010] nbd: must specify an index to disconnect [ 2109.538425] nbd: must specify an index to disconnect [ 2109.543908] nbd: must specify an index to disconnect [ 2109.549326] nbd: must specify an index to disconnect [ 2109.554598] nbd: must specify an index to disconnect [ 2109.559791] nbd: must specify an index to disconnect [ 2109.565075] nbd: must specify an index to disconnect [ 2109.570312] nbd: must specify an index to disconnect [ 2109.575674] nbd: must specify an index to disconnect 07:25:49 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x78, r2, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x3d, 0xa, '\'\xff\xa2e\xbe\x95+rr\xd0\xa2m\r\xabL\xf8\x1e\xdb^\xa8\xed\x82:\xa1\xb9\xb6\xa7\x13G\x15\xec\x17YT\x06\xa6\xef}-\x99\xcf\x1b\\@\x04\xbb\x85\x9c\a\xdc\xd1A&\b\b\xef\xa0'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x80) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xcc) ioctl$sock_bt_hci(r5, 0x800448d3, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r3, 0x111, 0x4, 0x1, 0x4) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x400448e1, 0x0) ioctl$SIOCGIFMTU(r6, 0x8921, &(0x7f00000000c0)={'veth0_macvtap\x00'}) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x4003}) (async, rerun: 32) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)=@base={0xf, 0x7332, 0x200, 0x7, 0x80, 0xffffffffffffffff, 0x3820, '\x00', 0x0, 0xffffffffffffffff, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x8, &(0x7f0000000000)=ANY=[@ANYBLOB="18280000", @ANYRES32=0x1, @ANYBLOB="000000000600000010370c00fcffffff18180000", @ANYRES32=r1, @ANYBLOB="040000000000000032683278", @ANYRES32, @ANYBLOB="000000007f00000025a7f8ff00000000"], &(0x7f0000000040)='GPL\x00', 0x3, 0x22, &(0x7f0000000080)=""/34, 0x52789eb24c11187c, 0x77fe0fb58f4d3f6, '\x00', 0x0, 0x0, r2, 0x8, &(0x7f00000000c0)={0x1, 0x3}, 0x8, 0x10, &(0x7f0000000100)={0x3, 0xc, 0x3435}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000001c0)=[0xffffffffffffffff, 0x1, 0xffffffffffffffff, r3, 0xffffffffffffffff, 0x1]}, 0x80) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:49 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x20}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2109.581606] nbd: must specify an index to disconnect [ 2109.586870] nbd: must specify an index to disconnect [ 2109.592018] nbd: must specify an index to disconnect [ 2109.597261] nbd: must specify an index to disconnect [ 2109.602407] nbd: must specify an index to disconnect [ 2109.607649] nbd: must specify an index to disconnect [ 2109.653009] nbd: must specify an index to disconnect 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0x4003}) (async, rerun: 64) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 64) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000140)=@base={0xf, 0x7332, 0x200, 0x7, 0x80, 0xffffffffffffffff, 0x3820, '\x00', 0x0, 0xffffffffffffffff, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x8, &(0x7f0000000000)=ANY=[@ANYBLOB="18280000", @ANYRES32=0x1, @ANYBLOB="000000000600000010370c00fcffffff18180000", @ANYRES32=r1, @ANYBLOB="040000000000000032683278", @ANYRES32, @ANYBLOB="000000007f00000025a7f8ff00000000"], &(0x7f0000000040)='GPL\x00', 0x3, 0x22, &(0x7f0000000080)=""/34, 0x52789eb24c11187c, 0x77fe0fb58f4d3f6, '\x00', 0x0, 0x0, r2, 0x8, &(0x7f00000000c0)={0x1, 0x3}, 0x8, 0x10, &(0x7f0000000100)={0x3, 0xc, 0x3435}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000001c0)=[0xffffffffffffffff, 0x1, 0xffffffffffffffff, r3, 0xffffffffffffffff, 0x1]}, 0x80) 07:25:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x70, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xa6c}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x2, 0x4) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x70, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xa6c}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x2, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x70, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xa6c}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x2, 0x4) (async) 07:25:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x78, r2, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x3d, 0xa, '\'\xff\xa2e\xbe\x95+rr\xd0\xa2m\r\xabL\xf8\x1e\xdb^\xa8\xed\x82:\xa1\xb9\xb6\xa7\x13G\x15\xec\x17YT\x06\xa6\xef}-\x99\xcf\x1b\\@\x04\xbb\x85\x9c\a\xdc\xd1A&\b\b\xef\xa0'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x80) (async, rerun: 32) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (rerun: 32) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xcc) (async) ioctl$sock_bt_hci(r5, 0x800448d3, 0x0) (async, rerun: 32) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r3, 0x111, 0x4, 0x1, 0x4) (async, rerun: 32) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x400448e1, 0x0) (async, rerun: 32) ioctl$SIOCGIFMTU(r6, 0x8921, &(0x7f00000000c0)={'veth0_macvtap\x00'}) (rerun: 32) 07:25:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:49 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:49 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x70, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xa6c}) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x2, 0x4) socket$pppl2tp(0x18, 0x1, 0x1) (async) setsockopt$pppl2tp_PPPOL2TP_SO_SENDSEQ(r0, 0x111, 0x3, 0x0, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r1, 0x111, 0x5, 0x70, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00', 0xa6c}) (async) setsockopt$pppl2tp_PPPOL2TP_SO_REORDERTO(r0, 0x111, 0x5, 0x2, 0x4) (async) 07:25:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, 0x0, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r2 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r2, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'pim6reg1\x00', 0x9}) socketpair(0x2a, 0x2, 0x33fde1f8, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 07:25:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2110.000262] nbd: must specify an index to disconnect 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x78, r2, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x3d, 0xa, '\'\xff\xa2e\xbe\x95+rr\xd0\xa2m\r\xabL\xf8\x1e\xdb^\xa8\xed\x82:\xa1\xb9\xb6\xa7\x13G\x15\xec\x17YT\x06\xa6\xef}-\x99\xcf\x1b\\@\x04\xbb\x85\x9c\a\xdc\xd1A&\b\b\xef\xa0'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x80) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r4, 0x0, 0x0) r5 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_init_net_socket$ax25(0x3, 0x2, 0xcc) ioctl$sock_bt_hci(r5, 0x800448d3, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r3, 0x111, 0x4, 0x1, 0x4) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) r7 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x0, 0x0) ioctl$sock_bt_hci(r7, 0x400448e1, 0x0) ioctl$SIOCGIFMTU(r6, 0x8921, &(0x7f00000000c0)={'veth0_macvtap\x00'}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x78, r2, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x3d, 0xa, '\'\xff\xa2e\xbe\x95+rr\xd0\xa2m\r\xabL\xf8\x1e\xdb^\xa8\xed\x82:\xa1\xb9\xb6\xa7\x13G\x15\xec\x17YT\x06\xa6\xef}-\x99\xcf\x1b\\@\x04\xbb\x85\x9c\a\xdc\xd1A&\b\b\xef\xa0'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x80) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r4, 0x0, 0x0) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async) syz_init_net_socket$ax25(0x3, 0x2, 0xcc) (async) ioctl$sock_bt_hci(r5, 0x800448d3, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r3, 0x111, 0x4, 0x1, 0x4) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$sock_bt_hci(r7, 0x0, 0x0) (async) ioctl$sock_bt_hci(r7, 0x400448e1, 0x0) (async) ioctl$SIOCGIFMTU(r6, 0x8921, &(0x7f00000000c0)={'veth0_macvtap\x00'}) (async) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'pim6reg1\x00', 0x9}) (async) socketpair(0x2a, 0x2, 0x33fde1f8, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 07:25:50 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'pim6reg1\x00', 0x9}) (async) socketpair(0x2a, 0x2, 0x33fde1f8, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r1, 0x8906, &(0x7f0000000040)) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0xf8280, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x0, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0xf8280, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) 07:25:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:50 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 4: r0 = socket$pppl2tp(0x18, 0x1, 0x1) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0xf8280, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x0, 0x4) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) socket$pppl2tp(0x18, 0x1, 0x1) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0xf8280, 0x0) (async) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) setsockopt$pppl2tp_PPPOL2TP_SO_LNSMODE(r1, 0x111, 0x4, 0x0, 0x4) (async) ioctl$SIOCSIFMTU(r0, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) 07:25:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = socket$tipc(0x1e, 0x5, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) bind$tipc(r1, &(0x7f0000000040)=@nameseq={0x1e, 0x1, 0x2, {0x0, 0x0, 0x3}}, 0x10) 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = socket$tipc(0x1e, 0x5, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) (async, rerun: 64) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) (async, rerun: 64) bind$tipc(r1, &(0x7f0000000040)=@nameseq={0x1e, 0x1, 0x2, {0x0, 0x0, 0x3}}, 0x10) 07:25:50 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x5a440, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000001c0), 0x800, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000200), 0x4081, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, 0x0, 0x100, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x74}, 0x1, 0x0, 0x0, 0x2000c000}, 0x14) r7 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r7, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) getsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) r8 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r8, 0x10f, 0x86) getsockopt$TIPC_GROUP_JOIN(r8, 0x10f, 0x87, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:50 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r3, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:50 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x5a440, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000001c0), 0x800, 0x0) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000200), 0x4081, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, 0x0, 0x100, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x74}, 0x1, 0x0, 0x0, 0x2000c000}, 0x14) (async) r7 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r7, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) getsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) r8 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r8, 0x10f, 0x86) getsockopt$TIPC_GROUP_JOIN(r8, 0x10f, 0x87, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:50 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2110.732390] nla_parse: 57 callbacks suppressed [ 2110.732398] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:50 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = socket$tipc(0x1e, 0x5, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) (async) setsockopt$TIPC_MCAST_REPLICAST(r1, 0x10f, 0x86) bind$tipc(r1, &(0x7f0000000040)=@nameseq={0x1e, 0x1, 0x2, {0x0, 0x0, 0x3}}, 0x10) 07:25:50 executing program 4: r0 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000140), 0x5a440, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) (async) r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r2, 0x0, 0x0) (async) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000001c0), 0x800, 0x0) (async) r4 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000200), 0x4081, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) r6 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r6, 0x0, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, 0x0, 0x100, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x74}, 0x1, 0x0, 0x0, 0x2000c000}, 0x14) r7 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$SIOCSIFMTU(r7, 0x8912, &(0x7f0000000740)={'team_slave_0\x00'}) (async) getsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) r8 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r8, 0x10f, 0x86) (async) getsockopt$TIPC_GROUP_JOIN(r8, 0x10f, 0x87, &(0x7f0000000080), &(0x7f00000000c0)=0x4) 07:25:50 executing program 5: r0 = socket(0x21, 0x5, 0x3f) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f00000000c0)) r1 = getgid() r2 = getuid() msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, 0xffffffffffffffff, r1, r2, 0xee01, 0x140, 0x18}, 0x0, 0x0, 0x46b, 0x6, 0xb, 0x0, 0x4, 0x4, 0x39, 0x1, 0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) [ 2110.791783] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 07:25:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2110.880494] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:51 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 5: r0 = socket(0x21, 0x5, 0x3f) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f00000000c0)) (async) r1 = getgid() (async) r2 = getuid() msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, 0xffffffffffffffff, r1, r2, 0xee01, 0x140, 0x18}, 0x0, 0x0, 0x46b, 0x6, 0xb, 0x0, 0x4, 0x4, 0x39, 0x1, 0xffffffffffffffff, 0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) 07:25:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:51 executing program 5: r0 = socket(0x21, 0x5, 0x3f) ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f00000000c0)) (async) r1 = getgid() (async, rerun: 64) r2 = getuid() (rerun: 64) msgctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000040)={{0x1, 0xffffffffffffffff, r1, r2, 0xee01, 0x140, 0x18}, 0x0, 0x0, 0x46b, 0x6, 0xb, 0x0, 0x4, 0x4, 0x39, 0x1, 0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) ioctl$SIOCGSTAMP(r3, 0x5411, 0x0) [ 2111.018573] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2111.032597] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socket$pppl2tp(0x18, 0x1, 0x1) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) 07:25:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socket$pppl2tp(0x18, 0x1, 0x1) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) (async) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) [ 2111.096720] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2111.129718] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:51 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) [ 2111.216229] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2111.249386] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 07:25:51 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x800, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) [ 2111.305497] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 07:25:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 32) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x800, 0x0) (rerun: 32) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async, rerun: 64) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async, rerun: 64) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 07:25:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x800, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async, rerun: 32) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (rerun: 32) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 07:25:51 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r4, 0x2, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x20040040) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000240), 0x200, 0x0) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000040)="58b37aa2aef18e71a4af0888c64ef334c2df3f1dc1816b9d2506", &(0x7f0000000080)=@udp6=r1, 0x2}, 0x20) 07:25:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$sock_bt_hci(r1, 0x0, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) (rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r4, 0x2, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x20040040) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000240), 0x200, 0x0) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000040)="58b37aa2aef18e71a4af0888c64ef334c2df3f1dc1816b9d2506", &(0x7f0000000080)=@udp6=r1, 0x2}, 0x20) 07:25:51 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:51 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:52 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2112.105795] nbd: must specify a size in bytes for the device 07:25:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:52 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) [ 2112.270766] nbd: must specify a size in bytes for the device 07:25:52 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$SIOCGSTAMP(r0, 0x5411, 0x0) (async, rerun: 32) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$sock_bt_hci(r1, 0x0, 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$nbd(&(0x7f00000001c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r4, 0x2, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x20040040) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000240), 0x200, 0x0) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r1, &(0x7f0000000040)="58b37aa2aef18e71a4af0888c64ef334c2df3f1dc1816b9d2506", &(0x7f0000000080)=@udp6=r1, 0x2}, 0x20) 07:25:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:52 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:52 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2112.753155] nbd: must specify an index to disconnect 07:25:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:52 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:52 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) 07:25:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) [ 2113.563737] nbd: must specify at least one socket 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x40, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:53 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:53 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) 07:25:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:53 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 2: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0), 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 07:25:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0), 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 1: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0), 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r3, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 2: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 4: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) 07:25:54 executing program 5: sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 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$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180), 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '/dev/hwrng\x00'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) 07:25:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x4c, r2, 0x1, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa5c5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4) r3 = socket$tipc(0x1e, 0x2, 0x0) setsockopt$TIPC_DEST_DROPPABLE(r3, 0x10f, 0x81, &(0x7f0000000240)=0x6, 0x4) ioctl$sock_bt_hci(0xffffffffffffffff, 0x0, 0x0) 07:25:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000380)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) [ 2114.805611] ================================================================== [ 2114.813232] BUG: KASAN: use-after-free in refcount_dec_not_one+0x71/0x1d0 [ 2114.820285] Read of size 4 at addr ffff8880a26b9118 by task systemd-udevd/25795 [ 2114.827738] [ 2114.829372] CPU: 0 PID: 25795 Comm: systemd-udevd Not tainted 4.19.211-syzkaller #0 [ 2114.837155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2114.846488] Call Trace: [ 2114.849068] dump_stack+0x1fc/0x2ef [ 2114.852688] print_address_description.cold+0x54/0x219 [ 2114.857959] kasan_report_error.cold+0x8a/0x1b9 [ 2114.862626] ? refcount_dec_not_one+0x71/0x1d0 [ 2114.867204] kasan_report+0x8f/0xa0 [ 2114.870818] ? refcount_dec_not_one+0x71/0x1d0 [ 2114.875384] refcount_dec_not_one+0x71/0x1d0 [ 2114.879794] ? refcount_dec_and_test_checked+0x20/0x20 [ 2114.885065] ? nbd_config_put+0x5da/0x870 [ 2114.889196] refcount_dec_and_mutex_lock+0x1c/0x80 [ 2114.894141] nbd_release+0x108/0x170 [ 2114.897855] ? nbd_queue_rq+0xe60/0xe60 [ 2114.901809] __blkdev_put+0x636/0x870 [ 2114.905615] ? fsync_bdev+0xc0/0xc0 [ 2114.909241] ? locks_remove_file+0x2cd/0x450 [ 2114.913654] ? blkdev_put+0x85/0x520 [ 2114.917360] ? blkdev_put+0x520/0x520 [ 2114.921147] blkdev_close+0x86/0xb0 [ 2114.924766] __fput+0x2ce/0x890 [ 2114.928047] task_work_run+0x148/0x1c0 [ 2114.931933] exit_to_usermode_loop+0x251/0x2a0 [ 2114.936548] do_syscall_64+0x538/0x620 [ 2114.940430] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2114.945607] RIP: 0033:0x7f1e0fe32270 [ 2114.949311] Code: 73 01 c3 48 8b 0d 38 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 59 c1 20 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee fb ff ff 48 89 04 24 [ 2114.968289] RSP: 002b:00007ffd4284e698 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 2114.975981] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f1e0fe32270 [ 2114.983238] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 2114.990492] RBP: 00007f1e10cec710 R08: 000000000000004a R09: 0000000000000008 [ 2114.997746] R10: 0000560e2552c838 R11: 0000000000000246 R12: 0000000000000000 [ 2115.005002] R13: 0000560e25528a10 R14: 0000000000000003 R15: 000000000000000e [ 2115.012271] [ 2115.013882] Allocated by task 25759: [ 2115.017588] kmem_cache_alloc_trace+0x12f/0x380 [ 2115.022243] nbd_dev_add+0x44/0x890 [ 2115.025858] nbd_genl_connect+0x488/0x1630 [ 2115.030081] genl_family_rcv_msg+0x642/0xc40 [ 2115.034472] genl_rcv_msg+0xbf/0x160 [ 2115.038165] netlink_rcv_skb+0x160/0x440 [ 2115.042209] genl_rcv+0x24/0x40 [ 2115.045468] netlink_unicast+0x4d5/0x690 [ 2115.049516] netlink_sendmsg+0x6c3/0xc50 [ 2115.053560] sock_sendmsg+0xc3/0x120 [ 2115.057253] ___sys_sendmsg+0x7bb/0x8e0 [ 2115.061214] __x64_sys_sendmsg+0x132/0x220 [ 2115.065462] do_syscall_64+0xf9/0x620 [ 2115.069258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2115.074431] [ 2115.076039] Freed by task 25795: [ 2115.079387] kfree+0xcc/0x210 [ 2115.082490] nbd_put.part.0+0xfe/0x140 [ 2115.086366] nbd_config_put+0x6a0/0x870 [ 2115.090327] nbd_release+0xf4/0x170 [ 2115.093945] __blkdev_put+0x636/0x870 [ 2115.097728] blkdev_close+0x86/0xb0 [ 2115.101337] __fput+0x2ce/0x890 [ 2115.104609] task_work_run+0x148/0x1c0 [ 2115.108490] exit_to_usermode_loop+0x251/0x2a0 [ 2115.113080] do_syscall_64+0x538/0x620 [ 2115.116960] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2115.122141] [ 2115.123764] The buggy address belongs to the object at ffff8880a26b9040 [ 2115.123764] which belongs to the cache kmalloc-512 of size 512 [ 2115.136496] The buggy address is located 216 bytes inside of [ 2115.136496] 512-byte region [ffff8880a26b9040, ffff8880a26b9240) [ 2115.148362] The buggy address belongs to the page: [ 2115.153272] page:ffffea000289ae40 count:1 mapcount:0 mapping:ffff88813bff0940 index:0xffff8880a26b92c0 [ 2115.162702] flags: 0xfff00000000100(slab) [ 2115.166838] raw: 00fff00000000100 ffffea0001963308 ffffea0002752748 ffff88813bff0940 [ 2115.174788] raw: ffff8880a26b92c0 ffff8880a26b9040 0000000100000004 0000000000000000 [ 2115.182658] page dumped because: kasan: bad access detected [ 2115.188411] [ 2115.190015] Memory state around the buggy address: [ 2115.194927] ffff8880a26b9000: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 2115.202290] ffff8880a26b9080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2115.209635] >ffff8880a26b9100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2115.217166] ^ [ 2115.221302] ffff8880a26b9180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2115.228658] ffff8880a26b9200: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 2115.236001] ================================================================== [ 2115.243433] Disabling lock debugging due to kernel taint [ 2115.251794] Kernel panic - not syncing: panic_on_warn set ... [ 2115.251794] [ 2115.259175] CPU: 0 PID: 25795 Comm: systemd-udevd Tainted: G B 4.19.211-syzkaller #0 [ 2115.268377] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2115.277754] Call Trace: [ 2115.280344] dump_stack+0x1fc/0x2ef [ 2115.283973] panic+0x26a/0x50e [ 2115.287171] ? __warn_printk+0xf3/0xf3 [ 2115.291058] ? preempt_schedule_common+0x45/0xc0 [ 2115.295811] ? ___preempt_schedule+0x16/0x18 [ 2115.300204] ? trace_hardirqs_on+0x55/0x210 [ 2115.304525] kasan_end_report+0x43/0x49 [ 2115.308485] kasan_report_error.cold+0xa7/0x1b9 [ 2115.313137] ? refcount_dec_not_one+0x71/0x1d0 [ 2115.317712] kasan_report+0x8f/0xa0 [ 2115.321334] ? refcount_dec_not_one+0x71/0x1d0 [ 2115.325898] refcount_dec_not_one+0x71/0x1d0 [ 2115.330306] ? refcount_dec_and_test_checked+0x20/0x20 [ 2115.335566] ? nbd_config_put+0x5da/0x870 [ 2115.339710] refcount_dec_and_mutex_lock+0x1c/0x80 [ 2115.344649] nbd_release+0x108/0x170 [ 2115.348347] ? nbd_queue_rq+0xe60/0xe60 [ 2115.352307] __blkdev_put+0x636/0x870 [ 2115.356115] ? fsync_bdev+0xc0/0xc0 [ 2115.359729] ? locks_remove_file+0x2cd/0x450 [ 2115.364118] ? blkdev_put+0x85/0x520 [ 2115.367809] ? blkdev_put+0x520/0x520 [ 2115.371600] blkdev_close+0x86/0xb0 [ 2115.375228] __fput+0x2ce/0x890 [ 2115.378617] task_work_run+0x148/0x1c0 [ 2115.382489] exit_to_usermode_loop+0x251/0x2a0 [ 2115.387055] do_syscall_64+0x538/0x620 [ 2115.390949] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2115.396117] RIP: 0033:0x7f1e0fe32270 [ 2115.399811] Code: 73 01 c3 48 8b 0d 38 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 59 c1 20 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee fb ff ff 48 89 04 24 [ 2115.418691] RSP: 002b:00007ffd4284e698 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 2115.426381] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f1e0fe32270 [ 2115.433646] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 2115.440895] RBP: 00007f1e10cec710 R08: 000000000000004a R09: 0000000000000008 [ 2115.448146] R10: 0000560e2552c838 R11: 0000000000000246 R12: 0000000000000000 [ 2115.455396] R13: 0000560e25528a10 R14: 0000000000000003 R15: 000000000000000e [ 2115.462817] Kernel Offset: disabled [ 2115.466457] Rebooting in 86400 seconds..