ffffffffff9c, 0xc0406619, &(0x7f0000000140)={@desc={0x1, 0x0, @desc1}}) (async) timerfd_gettime(0xffffffffffffffff, &(0x7f0000000180)) 05:11:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:43 executing program 5: r0 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000001580)=""/171) (async) ioctl$EVIOCGSW(r0, 0x8040451b, &(0x7f0000000000)=""/205) (async) r1 = timerfd_create(0x1, 0x0) timerfd_gettime(r1, &(0x7f00000006c0)) 05:11:43 executing program 2: ioctl$EVIOCSREP(0xffffffffffffffff, 0x40084503, &(0x7f0000000000)=[0x1, 0x5]) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x101480, 0x0) 05:11:43 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r6, 0x80084502, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) (async) timer_gettime(0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) (async) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r6, 0x80084502, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) (async) 05:11:43 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) semctl$IPC_INFO(0x0, 0x3, 0x3, &(0x7f00000000c0)=""/243) 05:11:43 executing program 4: timer_create(0xb53502b1873f46c4, 0x0, 0x0) timer_create(0x7, &(0x7f0000000080)={0x0, 0x3, 0x2, @thr={&(0x7f0000000000)="c2678086f484ba38aa54a3541f087a60ce58f56f2b1d15747d00157f842d69598a4d62f657e4c85caa0cc6774430e79a7a6afb7ed7ebe48623e5d1eaa71870c02a2a8d27a036a6", 0xffffffffffffffff}}, &(0x7f00000000c0)) 05:11:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:43 executing program 2: ioctl$EVIOCSREP(0xffffffffffffffff, 0x40084503, &(0x7f0000000000)=[0x1, 0x5]) (async) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x101480, 0x0) 05:11:43 executing program 5: r0 = timerfd_create(0x1, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r1, 0x80084502, 0x0) ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0xf19) timerfd_gettime(r0, &(0x7f0000000000)) 05:11:43 executing program 5: r0 = timerfd_create(0x1, 0x0) (async, rerun: 64) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (rerun: 64) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0xf19) timerfd_gettime(r0, &(0x7f0000000000)) 05:11:43 executing program 2: ioctl$EVIOCSREP(0xffffffffffffffff, 0x40084503, &(0x7f0000000000)=[0x1, 0x5]) (async) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async) openat$full(0xffffffffffffff9c, &(0x7f0000000040), 0x101480, 0x0) 05:11:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:43 executing program 4: timer_create(0xb53502b1873f46c4, 0x0, 0x0) timer_create(0x7, &(0x7f0000000080)={0x0, 0x3, 0x2, @thr={&(0x7f0000000000)="c2678086f484ba38aa54a3541f087a60ce58f56f2b1d15747d00157f842d69598a4d62f657e4c85caa0cc6774430e79a7a6afb7ed7ebe48623e5d1eaa71870c02a2a8d27a036a6", 0xffffffffffffffff}}, &(0x7f00000000c0)) 05:11:43 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) semctl$IPC_INFO(0x0, 0x3, 0x3, &(0x7f00000000c0)=""/243) 05:11:43 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r3 = geteuid() fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 5: r0 = timerfd_create(0x1, 0x0) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r1, 0x80084502, 0x0) ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0xf19) timerfd_gettime(r0, &(0x7f0000000000)) timerfd_create(0x1, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0xf19) (async) timerfd_gettime(r0, &(0x7f0000000000)) (async) 05:11:44 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000180), 0x7, 0x0) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000280)={0x11, 0x73, &(0x7f00000001c0)="2212ea1efc7e84a37e30c5dbd9ce00d6a912f3594a5d01b146e13f1a37f45b6a97de77a2173df9bb136280e9515add9144d9654629235b94b8ca8f3bdf49a28a43863d2c1f7e8c331c2f874e2d8f3e1d264a0238657672421debb37b0746cef12e6dde67327b7f4856eb3e2cfb5c5dc9d029f9"}) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x54, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [{@pci={{0x8}, {0x11}}, {0x1c}, {0x5, 0x83, 0x1}}]}, 0x54}}, 0x800) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) r3 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000001580)=""/171) ioctl$EVIOCSFF(r3, 0x40304580, &(0x7f0000000300)={0x52, 0x0, 0x800, {0x0, 0xdca}, {0x8, 0x5}, @ramp={0xaed9, 0x81, {0xfffa, 0x9, 0x8000, 0x6}}}) 05:11:44 executing program 4: timer_create(0xb53502b1873f46c4, 0x0, 0x0) timer_create(0x7, &(0x7f0000000080)={0x0, 0x3, 0x2, @thr={&(0x7f0000000000)="c2678086f484ba38aa54a3541f087a60ce58f56f2b1d15747d00157f842d69598a4d62f657e4c85caa0cc6774430e79a7a6afb7ed7ebe48623e5d1eaa71870c02a2a8d27a036a6", 0xffffffffffffffff}}, &(0x7f00000000c0)) timer_create(0xb53502b1873f46c4, 0x0, 0x0) (async) timer_create(0x7, &(0x7f0000000080)={0x0, 0x3, 0x2, @thr={&(0x7f0000000000)="c2678086f484ba38aa54a3541f087a60ce58f56f2b1d15747d00157f842d69598a4d62f657e4c85caa0cc6774430e79a7a6afb7ed7ebe48623e5d1eaa71870c02a2a8d27a036a6", 0xffffffffffffffff}}, &(0x7f00000000c0)) (async) [ 1344.139307] nla_parse: 53 callbacks suppressed [ 1344.139321] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'. 05:11:44 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) ptrace(0x4207, r0) timer_create(0x3, &(0x7f0000000200)={0x0, 0x33, 0x4, @thr={&(0x7f00000000c0)="408f657a01798b8098b6a42ddd8e8b69b103bd98bd7d9cbf4e9433b5c451ff3e220c301f3d0f2cfb352b57af50e145e20e7c64c48dc502cd7bb7f50e6031c5a918a8410e8228ce685c8c7bad260d1055c243f799fc068d81621f4375dcc7cfab36c0be29229f6bdbec368cb1f377f240ee74c165da00c3d36b", &(0x7f0000000140)="02c05c43751b771c62d0b1c7305e05cfb4a56218a5be8080ed613850696ddd53101d7bf4747eb154f3851dc10ffb2b5d33c4f3bc975a31f55418b9df4ba44455524da7f083c052084ac7f81f48cf1f1f58db9399d980a8a5269b91b66373f8d38deb79d3f8040768c317bf80755d860929a726af0cfe15877f1d3223354f828917bb76a0bed8793eb6ead1cad698"}}, &(0x7f0000000240)) semctl$GETNCNT(0xffffffffffffffff, 0x0, 0xe, &(0x7f0000000000)=""/78) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) 05:11:44 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) (async) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r3 = geteuid() fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) (async) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000180), 0x7, 0x0) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000280)={0x11, 0x73, &(0x7f00000001c0)="2212ea1efc7e84a37e30c5dbd9ce00d6a912f3594a5d01b146e13f1a37f45b6a97de77a2173df9bb136280e9515add9144d9654629235b94b8ca8f3bdf49a28a43863d2c1f7e8c331c2f874e2d8f3e1d264a0238657672421debb37b0746cef12e6dde67327b7f4856eb3e2cfb5c5dc9d029f9"}) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x54, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [{@pci={{0x8}, {0x11}}, {0x1c}, {0x5, 0x83, 0x1}}]}, 0x54}}, 0x800) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) r3 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000001580)=""/171) ioctl$EVIOCSFF(r3, 0x40304580, &(0x7f0000000300)={0x52, 0x0, 0x800, {0x0, 0xdca}, {0x8, 0x5}, @ramp={0xaed9, 0x81, {0xfffa, 0x9, 0x8000, 0x6}}}) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) syz_open_dev$evdev(&(0x7f0000000180), 0x7, 0x0) (async) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000280)={0x11, 0x73, &(0x7f00000001c0)="2212ea1efc7e84a37e30c5dbd9ce00d6a912f3594a5d01b146e13f1a37f45b6a97de77a2173df9bb136280e9515add9144d9654629235b94b8ca8f3bdf49a28a43863d2c1f7e8c331c2f874e2d8f3e1d264a0238657672421debb37b0746cef12e6dde67327b7f4856eb3e2cfb5c5dc9d029f9"}) (async) syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_TRAP_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x54, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [{@pci={{0x8}, {0x11}}, {0x1c}, {0x5, 0x83, 0x1}}]}, 0x54}}, 0x800) (async) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async) syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) (async) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000001580)=""/171) (async) ioctl$EVIOCSFF(r3, 0x40304580, &(0x7f0000000300)={0x52, 0x0, 0x800, {0x0, 0xdca}, {0x8, 0x5}, @ramp={0xaed9, 0x81, {0xfffa, 0x9, 0x8000, 0x6}}}) (async) 05:11:44 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r3 = geteuid() fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000) r2 = timerfd_create(0x1, 0x0) timerfd_gettime(r2, &(0x7f00000006c0)) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000000140)=0x6, 0x4) 05:11:44 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) (async, rerun: 64) ptrace(0x4207, r0) (async, rerun: 64) timer_create(0x3, &(0x7f0000000200)={0x0, 0x33, 0x4, @thr={&(0x7f00000000c0)="408f657a01798b8098b6a42ddd8e8b69b103bd98bd7d9cbf4e9433b5c451ff3e220c301f3d0f2cfb352b57af50e145e20e7c64c48dc502cd7bb7f50e6031c5a918a8410e8228ce685c8c7bad260d1055c243f799fc068d81621f4375dcc7cfab36c0be29229f6bdbec368cb1f377f240ee74c165da00c3d36b", &(0x7f0000000140)="02c05c43751b771c62d0b1c7305e05cfb4a56218a5be8080ed613850696ddd53101d7bf4747eb154f3851dc10ffb2b5d33c4f3bc975a31f55418b9df4ba44455524da7f083c052084ac7f81f48cf1f1f58db9399d980a8a5269b91b66373f8d38deb79d3f8040768c317bf80755d860929a726af0cfe15877f1d3223354f828917bb76a0bed8793eb6ead1cad698"}}, &(0x7f0000000240)) (async) semctl$GETNCNT(0xffffffffffffffff, 0x0, 0xe, &(0x7f0000000000)=""/78) (async, rerun: 32) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (rerun: 32) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1344.375596] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'. 05:11:44 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r3 = geteuid() fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) timer_gettime(0x0, &(0x7f00000003c0)) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) (async) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) geteuid() (async) fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) (async) timer_gettime(0x0, &(0x7f00000003c0)) (async) 05:11:44 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="2100000000000000000006000000080001"], 0x40}}, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r3 = geteuid() fchownat(r0, &(0x7f0000000040)='./file0\x00', r3, 0xffffffffffffffff, 0x100) timer_gettime(0x0, &(0x7f00000003c0)) [ 1344.419043] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. 05:11:44 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000180), 0x7, 0x0) ioctl$EVIOCGMASK(r1, 0x80104592, &(0x7f0000000280)={0x11, 0x73, &(0x7f00000001c0)="2212ea1efc7e84a37e30c5dbd9ce00d6a912f3594a5d01b146e13f1a37f45b6a97de77a2173df9bb136280e9515add9144d9654629235b94b8ca8f3bdf49a28a43863d2c1f7e8c331c2f874e2d8f3e1d264a0238657672421debb37b0746cef12e6dde67327b7f4856eb3e2cfb5c5dc9d029f9"}) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x54, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [{@pci={{0x8}, {0x11}}, {0x1c}, {0x5, 0x83, 0x1}}]}, 0x54}}, 0x800) (async) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async) r3 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r3, 0x80084504, &(0x7f0000001580)=""/171) (async) ioctl$EVIOCSFF(r3, 0x40304580, &(0x7f0000000300)={0x52, 0x0, 0x800, {0x0, 0xdca}, {0x8, 0x5}, @ramp={0xaed9, 0x81, {0xfffa, 0x9, 0x8000, 0x6}}}) 05:11:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000) (async) r2 = timerfd_create(0x1, 0x0) timerfd_gettime(r2, &(0x7f00000006c0)) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000000140)=0x6, 0x4) 05:11:44 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) (async) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) ptrace(0x4207, r0) timer_create(0x3, &(0x7f0000000200)={0x0, 0x33, 0x4, @thr={&(0x7f00000000c0)="408f657a01798b8098b6a42ddd8e8b69b103bd98bd7d9cbf4e9433b5c451ff3e220c301f3d0f2cfb352b57af50e145e20e7c64c48dc502cd7bb7f50e6031c5a918a8410e8228ce685c8c7bad260d1055c243f799fc068d81621f4375dcc7cfab36c0be29229f6bdbec368cb1f377f240ee74c165da00c3d36b", &(0x7f0000000140)="02c05c43751b771c62d0b1c7305e05cfb4a56218a5be8080ed613850696ddd53101d7bf4747eb154f3851dc10ffb2b5d33c4f3bc975a31f55418b9df4ba44455524da7f083c052084ac7f81f48cf1f1f58db9399d980a8a5269b91b66373f8d38deb79d3f8040768c317bf80755d860929a726af0cfe15877f1d3223354f828917bb76a0bed8793eb6ead1cad698"}}, &(0x7f0000000240)) semctl$GETNCNT(0xffffffffffffffff, 0x0, 0xe, &(0x7f0000000000)=""/78) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1344.559798] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'. 05:11:44 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x2, &(0x7f00000000c0)={0x0, 0x3, 0x6, @thr={&(0x7f0000000040)="f80844d60989a0bc7f4cdf156baa087b2958ee6b1b8771f0c543ab004b91592b0492eac0374193f62fa784c4935580dec01ac305f70f978f8af52ef41e26801007efb785bc86b80a0885fe22a688f17b6f79", &(0x7f0000000140)="50123e9ab655f839fcba78816bb62354b3b4fea6ad7c641198ac0ce5bd0fa6b0cfa086fcf3c527d6d3b493029af4a5d2723e542ddc8b2b0d6bd0bbea946029d98c7580"}}, &(0x7f00000001c0)) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1344.608676] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. 05:11:44 executing program 0: timer_create(0x1, 0x0, &(0x7f00000000c0)=0x0) set_thread_area(&(0x7f0000000000)={0x14, 0x100000, 0xffffffffffffcfff, 0x1, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1}) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000001580)=""/171) ioctl$EVIOCGPROP(r1, 0x80404509, &(0x7f0000000100)=""/212) timer_gettime(r0, &(0x7f0000000040)) 05:11:44 executing program 2: timer_create(0x81b8420bfc8a4f00, 0x0, &(0x7f00000002c0)) 05:11:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r1, 0x10, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000) (async) r2 = timerfd_create(0x1, 0x0) timerfd_gettime(r2, &(0x7f00000006c0)) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(0xffffffffffffffff, 0x84, 0x8, &(0x7f0000000140)=0x6, 0x4) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x2, &(0x7f00000000c0)={0x0, 0x3, 0x6, @thr={&(0x7f0000000040)="f80844d60989a0bc7f4cdf156baa087b2958ee6b1b8771f0c543ab004b91592b0492eac0374193f62fa784c4935580dec01ac305f70f978f8af52ef41e26801007efb785bc86b80a0885fe22a688f17b6f79", &(0x7f0000000140)="50123e9ab655f839fcba78816bb62354b3b4fea6ad7c641198ac0ce5bd0fa6b0cfa086fcf3c527d6d3b493029af4a5d2723e542ddc8b2b0d6bd0bbea946029d98c7580"}}, &(0x7f00000001c0)) (async) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 0: timer_create(0x1, 0x0, &(0x7f00000000c0)=0x0) set_thread_area(&(0x7f0000000000)={0x14, 0x100000, 0xffffffffffffcfff, 0x1, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1}) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) r1 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000001580)=""/171) ioctl$EVIOCGPROP(r1, 0x80404509, &(0x7f0000000100)=""/212) (async) timer_gettime(r0, &(0x7f0000000040)) 05:11:44 executing program 2: timer_create(0x81b8420bfc8a4f00, 0x0, &(0x7f00000002c0)) 05:11:44 executing program 5: r0 = timerfd_create(0x1, 0x0) timerfd_gettime(r0, &(0x7f0000000000)) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 4: r0 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r0, 0x80084504, &(0x7f0000001580)=""/171) ioctl$EVIOCGSW(r0, 0x8040451b, &(0x7f0000000000)=""/205) r1 = timerfd_create(0x1, 0x0) timerfd_gettime(r1, &(0x7f00000006c0)) 05:11:44 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x2, &(0x7f00000000c0)={0x0, 0x3, 0x6, @thr={&(0x7f0000000040)="f80844d60989a0bc7f4cdf156baa087b2958ee6b1b8771f0c543ab004b91592b0492eac0374193f62fa784c4935580dec01ac305f70f978f8af52ef41e26801007efb785bc86b80a0885fe22a688f17b6f79", &(0x7f0000000140)="50123e9ab655f839fcba78816bb62354b3b4fea6ad7c641198ac0ce5bd0fa6b0cfa086fcf3c527d6d3b493029af4a5d2723e542ddc8b2b0d6bd0bbea946029d98c7580"}}, &(0x7f00000001c0)) (async) timer_gettime(0x0, &(0x7f00000003c0)) 05:11:44 executing program 2: timer_create(0x81b8420bfc8a4f00, 0x0, &(0x7f00000002c0)) 05:11:44 executing program 5: r0 = timerfd_create(0x1, 0x0) timerfd_gettime(r0, &(0x7f0000000000)) timerfd_gettime(r0, &(0x7f00000006c0)) timerfd_create(0x1, 0x0) (async) timerfd_gettime(r0, &(0x7f0000000000)) (async) timerfd_gettime(r0, &(0x7f00000006c0)) (async) 05:11:44 executing program 0: timer_create(0x1, 0x0, &(0x7f00000000c0)=0x0) (async) set_thread_area(&(0x7f0000000000)={0x14, 0x100000, 0xffffffffffffcfff, 0x1, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1}) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) r1 = syz_open_dev$evdev(&(0x7f0000001540), 0x2, 0x0) ioctl$EVIOCGKEYCODE(r1, 0x80084504, &(0x7f0000001580)=""/171) (async) ioctl$EVIOCGPROP(r1, 0x80404509, &(0x7f0000000100)=""/212) (async) timer_gettime(r0, &(0x7f0000000040)) 05:11:44 executing program 3: ioctl$PPPIOCUNBRIDGECHAN(0xffffffffffffffff, 0x7434) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) write$ppp(r0, &(0x7f0000000140)="47b9534ca748ea970c171f7287f74986da862f77bbd603de507c64173d8b05cc7bdac161b62ac6e4fdf5b67720ce0bcfbd74ebd48c2b5c1c699c0304c049056b149845821bd53695fedf913f0349aa67eed21e8dd6cb7d290239ca929ab6abb4b31fde4557dbaed47a86cf626065f1d166ff3ae74e66f4b58f434e181a854bdf24e3eb671f41e9fae9abf2d3373da319570fdfbea79f0a711dab06669e05c91655156b3cf6e9ccce3d8d957a71395d59c073d90123a1b2d73b9eacb50878be572401329428c6aca4197e6ec0535201da58c7729a09", 0xd5) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x2d, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000080)=0x0) ioctl$PPPIOCCONNECT(r0, 0x4004743a, &(0x7f00000000c0)=0x4) timer_gettime(r1, &(0x7f00000003c0)) 05:11:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:44 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r6, 0x80084502, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1345.040854] nbd: must specify a size in bytes for the device 05:11:45 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)=0x0) timer_gettime(r0, &(0x7f0000000000)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 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$nbd(&(0x7f0000000080), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x200, 0x0) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r4, &(0x7f00000001c0)={&(0x7f0000000140), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x144, 0x0, 0x807, 0x70bd25, 0x25dfdbfc, {}, [{{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7edb}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x2}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x80}, {0x6, 0x16, 0x4}, {0x5}, {0x6, 0x11, 0x5}, {0x8, 0xb, 0x10001}}, {{@pci={{0x8}, {0x11}}, {0x8}}, {0x8}, {0x6, 0x16, 0x7}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xe000}, {0x8, 0xb, 0x3}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xcbe0}, {0x8, 0xb, 0x7}}]}, 0x144}, 0x1, 0x0, 0x0, 0x800c}, 0x20040040) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x400100, 0x0) ioctl$PPPIOCDISCONN(r5, 0x7439) 05:11:45 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) ptrace$cont(0x18, r0, 0x3, 0x10001) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) timer_create(0x7, &(0x7f0000000000)={0x0, 0x7, 0x1, @thr={&(0x7f00000003c0)="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", &(0x7f0000000140)="b646280fff8a74a8d962445f046724d70953fe63466b3c4d933ae5d8f3603da95f2ce6dd6cb72404cf9111d038c0d3952701af62e9983322fc9f3d5f7d2a87fe3cb2d990bd2eea31e22b85e515ec02860177ace568de205d96728173ef9c870dc401a2688e83559396d257a3dcc3445ddd196fb131954ba5bce5ffa11a6cc575e89ee6ee0bc28b0a5c349e295107523e47bf8ab23a3873ea57d96c62c258d0409ea63c25c56cb94ec6d2b7a7c6ee65332904d4e91a666028887913f46b12c7b2d52c04b6e005"}}, &(0x7f0000000040)) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r1, 0x80084502, 0x0) readlinkat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)=""/20, 0x14) 05:11:45 executing program 3: ioctl$PPPIOCUNBRIDGECHAN(0xffffffffffffffff, 0x7434) (async) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) write$ppp(r0, &(0x7f0000000140)="47b9534ca748ea970c171f7287f74986da862f77bbd603de507c64173d8b05cc7bdac161b62ac6e4fdf5b67720ce0bcfbd74ebd48c2b5c1c699c0304c049056b149845821bd53695fedf913f0349aa67eed21e8dd6cb7d290239ca929ab6abb4b31fde4557dbaed47a86cf626065f1d166ff3ae74e66f4b58f434e181a854bdf24e3eb671f41e9fae9abf2d3373da319570fdfbea79f0a711dab06669e05c91655156b3cf6e9ccce3d8d957a71395d59c073d90123a1b2d73b9eacb50878be572401329428c6aca4197e6ec0535201da58c7729a09", 0xd5) (async) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) (async) timer_create(0x7, &(0x7f0000000040)={0x0, 0x2d, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000080)=0x0) ioctl$PPPIOCCONNECT(r0, 0x4004743a, &(0x7f00000000c0)=0x4) (async) timer_gettime(r1, &(0x7f00000003c0)) 05:11:45 executing program 5: r0 = timerfd_create(0x1, 0x0) timerfd_gettime(r0, &(0x7f0000000000)) (async, rerun: 64) timerfd_gettime(r0, &(0x7f00000006c0)) (rerun: 64) [ 1345.216040] nbd: must specify at least one socket 05:11:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r6, 0x80084502, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)=0x0) timer_gettime(r0, &(0x7f0000000000)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x200, 0x0) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r4, &(0x7f00000001c0)={&(0x7f0000000140), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x144, 0x0, 0x807, 0x70bd25, 0x25dfdbfc, {}, [{{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7edb}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x2}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x80}, {0x6, 0x16, 0x4}, {0x5}, {0x6, 0x11, 0x5}, {0x8, 0xb, 0x10001}}, {{@pci={{0x8}, {0x11}}, {0x8}}, {0x8}, {0x6, 0x16, 0x7}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xe000}, {0x8, 0xb, 0x3}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xcbe0}, {0x8, 0xb, 0x7}}]}, 0x144}, 0x1, 0x0, 0x0, 0x800c}, 0x20040040) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x400100, 0x0) ioctl$PPPIOCDISCONN(r5, 0x7439) timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async) timer_gettime(r0, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x200, 0x0) (async) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r4, &(0x7f00000001c0)={&(0x7f0000000140), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x144, 0x0, 0x807, 0x70bd25, 0x25dfdbfc, {}, [{{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7edb}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x2}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x80}, {0x6, 0x16, 0x4}, {0x5}, {0x6, 0x11, 0x5}, {0x8, 0xb, 0x10001}}, {{@pci={{0x8}, {0x11}}, {0x8}}, {0x8}, {0x6, 0x16, 0x7}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xe000}, {0x8, 0xb, 0x3}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xcbe0}, {0x8, 0xb, 0x7}}]}, 0x144}, 0x1, 0x0, 0x0, 0x800c}, 0x20040040) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async) openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x400100, 0x0) (async) ioctl$PPPIOCDISCONN(r5, 0x7439) (async) 05:11:45 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) ptrace$cont(0x18, r0, 0x3, 0x10001) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) timer_create(0x7, &(0x7f0000000000)={0x0, 0x7, 0x1, @thr={&(0x7f00000003c0)="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", &(0x7f0000000140)="b646280fff8a74a8d962445f046724d70953fe63466b3c4d933ae5d8f3603da95f2ce6dd6cb72404cf9111d038c0d3952701af62e9983322fc9f3d5f7d2a87fe3cb2d990bd2eea31e22b85e515ec02860177ace568de205d96728173ef9c870dc401a2688e83559396d257a3dcc3445ddd196fb131954ba5bce5ffa11a6cc575e89ee6ee0bc28b0a5c349e295107523e47bf8ab23a3873ea57d96c62c258d0409ea63c25c56cb94ec6d2b7a7c6ee65332904d4e91a666028887913f46b12c7b2d52c04b6e005"}}, &(0x7f0000000040)) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r1, 0x80084502, 0x0) readlinkat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)=""/20, 0x14) timer_create(0x0, 0x0, &(0x7f0000000380)) (async) getpid() (async) sched_rr_get_interval(r0, &(0x7f0000000100)) (async) ptrace$cont(0x18, r0, 0x3, 0x10001) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) timer_create(0x7, &(0x7f0000000000)={0x0, 0x7, 0x1, @thr={&(0x7f00000003c0)="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", &(0x7f0000000140)="b646280fff8a74a8d962445f046724d70953fe63466b3c4d933ae5d8f3603da95f2ce6dd6cb72404cf9111d038c0d3952701af62e9983322fc9f3d5f7d2a87fe3cb2d990bd2eea31e22b85e515ec02860177ace568de205d96728173ef9c870dc401a2688e83559396d257a3dcc3445ddd196fb131954ba5bce5ffa11a6cc575e89ee6ee0bc28b0a5c349e295107523e47bf8ab23a3873ea57d96c62c258d0409ea63c25c56cb94ec6d2b7a7c6ee65332904d4e91a666028887913f46b12c7b2d52c04b6e005"}}, &(0x7f0000000040)) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) readlinkat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)=""/20, 0x14) (async) 05:11:45 executing program 3: ioctl$PPPIOCUNBRIDGECHAN(0xffffffffffffffff, 0x7434) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) write$ppp(r0, &(0x7f0000000140)="47b9534ca748ea970c171f7287f74986da862f77bbd603de507c64173d8b05cc7bdac161b62ac6e4fdf5b67720ce0bcfbd74ebd48c2b5c1c699c0304c049056b149845821bd53695fedf913f0349aa67eed21e8dd6cb7d290239ca929ab6abb4b31fde4557dbaed47a86cf626065f1d166ff3ae74e66f4b58f434e181a854bdf24e3eb671f41e9fae9abf2d3373da319570fdfbea79f0a711dab06669e05c91655156b3cf6e9ccce3d8d957a71395d59c073d90123a1b2d73b9eacb50878be572401329428c6aca4197e6ec0535201da58c7729a09", 0xd5) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x7, &(0x7f0000000040)={0x0, 0x2d, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000080)=0x0) ioctl$PPPIOCCONNECT(r0, 0x4004743a, &(0x7f00000000c0)=0x4) timer_gettime(r1, &(0x7f00000003c0)) ioctl$PPPIOCUNBRIDGECHAN(0xffffffffffffffff, 0x7434) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) write$ppp(r0, &(0x7f0000000140)="47b9534ca748ea970c171f7287f74986da862f77bbd603de507c64173d8b05cc7bdac161b62ac6e4fdf5b67720ce0bcfbd74ebd48c2b5c1c699c0304c049056b149845821bd53695fedf913f0349aa67eed21e8dd6cb7d290239ca929ab6abb4b31fde4557dbaed47a86cf626065f1d166ff3ae74e66f4b58f434e181a854bdf24e3eb671f41e9fae9abf2d3373da319570fdfbea79f0a711dab06669e05c91655156b3cf6e9ccce3d8d957a71395d59c073d90123a1b2d73b9eacb50878be572401329428c6aca4197e6ec0535201da58c7729a09", 0xd5) (async) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) (async) timer_create(0x7, &(0x7f0000000040)={0x0, 0x2d, 0x2, @tid=0xffffffffffffffff}, &(0x7f0000000080)) (async) ioctl$PPPIOCCONNECT(r0, 0x4004743a, &(0x7f00000000c0)=0x4) (async) timer_gettime(r1, &(0x7f00000003c0)) (async) 05:11:45 executing program 5: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r6, 0x80084502, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1345.386976] nbd: must specify at least one socket 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r6, 0x80084502, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:45 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)=0x0) timer_gettime(r0, &(0x7f0000000000)) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x200, 0x0) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r4, &(0x7f00000001c0)={&(0x7f0000000140), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x144, 0x0, 0x807, 0x70bd25, 0x25dfdbfc, {}, [{{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7edb}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x2}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x80}, {0x6, 0x16, 0x4}, {0x5}, {0x6, 0x11, 0x5}, {0x8, 0xb, 0x10001}}, {{@pci={{0x8}, {0x11}}, {0x8}}, {0x8}, {0x6, 0x16, 0x7}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xe000}, {0x8, 0xb, 0x3}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xcbe0}, {0x8, 0xb, 0x7}}]}, 0x144}, 0x1, 0x0, 0x0, 0x800c}, 0x20040040) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async) r5 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000040), 0x400100, 0x0) ioctl$PPPIOCDISCONN(r5, 0x7439) 05:11:45 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = getpid() sched_rr_get_interval(r0, &(0x7f0000000100)) ptrace$cont(0x18, r0, 0x3, 0x10001) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) timer_create(0x7, &(0x7f0000000000)={0x0, 0x7, 0x1, @thr={&(0x7f00000003c0)="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", &(0x7f0000000140)="b646280fff8a74a8d962445f046724d70953fe63466b3c4d933ae5d8f3603da95f2ce6dd6cb72404cf9111d038c0d3952701af62e9983322fc9f3d5f7d2a87fe3cb2d990bd2eea31e22b85e515ec02860177ace568de205d96728173ef9c870dc401a2688e83559396d257a3dcc3445ddd196fb131954ba5bce5ffa11a6cc575e89ee6ee0bc28b0a5c349e295107523e47bf8ab23a3873ea57d96c62c258d0409ea63c25c56cb94ec6d2b7a7c6ee65332904d4e91a666028887913f46b12c7b2d52c04b6e005"}}, &(0x7f0000000040)) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r1, 0x80084502, 0x0) readlinkat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)=""/20, 0x14) timer_create(0x0, 0x0, &(0x7f0000000380)) (async) getpid() (async) sched_rr_get_interval(r0, &(0x7f0000000100)) (async) ptrace$cont(0x18, r0, 0x3, 0x10001) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) timer_create(0x7, &(0x7f0000000000)={0x0, 0x7, 0x1, @thr={&(0x7f00000003c0)="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", &(0x7f0000000140)="b646280fff8a74a8d962445f046724d70953fe63466b3c4d933ae5d8f3603da95f2ce6dd6cb72404cf9111d038c0d3952701af62e9983322fc9f3d5f7d2a87fe3cb2d990bd2eea31e22b85e515ec02860177ace568de205d96728173ef9c870dc401a2688e83559396d257a3dcc3445ddd196fb131954ba5bce5ffa11a6cc575e89ee6ee0bc28b0a5c349e295107523e47bf8ab23a3873ea57d96c62c258d0409ea63c25c56cb94ec6d2b7a7c6ee65332904d4e91a666028887913f46b12c7b2d52c04b6e005"}}, &(0x7f0000000040)) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) readlinkat(r1, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000240)=""/20, 0x14) (async) 05:11:45 executing program 3: getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000380), &(0x7f00000000c0)=0x4) semctl$SEM_INFO(0x0, 0x3, 0x13, &(0x7f0000000040)=""/24) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={&(0x7f0000000280)="14e926b7c9cb042daa2832bd766fe036d980a6a292865dd50b1d87a22a5472be689e678090542c8993b63fd77a5a61f53a182d904e6c633d7afc437866d6d3d0e68e60061659d3d84d9bfb733e8b6f4c5d0bfe231c11c65fa635871e7a2fb73321630675d998a5726ce1fa2f4b7bba2b2999f6d0fe6f0a5e3982ef3f88", &(0x7f0000000300)="08f92002880f8932f10b51c575e6c7ff0983643ddb44e8396fb9f883bdbe2ea05fb469e219f9487fe62b014da83db51bb88957166ed8ee2fc55192940162b278e4fe124d3b6ba6"}}, &(0x7f0000000000)) r0 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r0, 0x0, 0xb, 0x0) semctl$GETZCNT(r0, 0x2, 0xf, &(0x7f0000000400)=""/4096) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r2 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r2, 0x0, 0xb, 0x0) semctl$GETPID(r2, 0x2, 0xb, &(0x7f00000014c0)=""/160) ioctl$EVIOCGID(r1, 0x80084502, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f00000001c0)=0xca000000, 0x4) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f0000001400)=""/143) timer_gettime(0x0, &(0x7f00000003c0)) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200), 0xc0080, 0x0) ioctl$VFIO_SET_IOMMU(r3, 0x3b66, 0x3) semctl$IPC_STAT(r0, 0x0, 0x2, &(0x7f0000000140)=""/76) r4 = getpgrp(0x0) setpgid(r4, 0x0) 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1345.594106] nbd: must specify at least one socket 05:11:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:45 executing program 2: timer_create(0x0, 0x0, &(0x7f00000002c0)) timer_create(0x5, &(0x7f0000000000)={0x0, 0x3e, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_gettime(r0, &(0x7f0000000080)) write$ppp(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfffffffffffffc92) 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 3: getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000380), &(0x7f00000000c0)=0x4) semctl$SEM_INFO(0x0, 0x3, 0x13, &(0x7f0000000040)=""/24) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={&(0x7f0000000280)="14e926b7c9cb042daa2832bd766fe036d980a6a292865dd50b1d87a22a5472be689e678090542c8993b63fd77a5a61f53a182d904e6c633d7afc437866d6d3d0e68e60061659d3d84d9bfb733e8b6f4c5d0bfe231c11c65fa635871e7a2fb73321630675d998a5726ce1fa2f4b7bba2b2999f6d0fe6f0a5e3982ef3f88", &(0x7f0000000300)="08f92002880f8932f10b51c575e6c7ff0983643ddb44e8396fb9f883bdbe2ea05fb469e219f9487fe62b014da83db51bb88957166ed8ee2fc55192940162b278e4fe124d3b6ba6"}}, &(0x7f0000000000)) r0 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r0, 0x0, 0xb, 0x0) semctl$GETZCNT(r0, 0x2, 0xf, &(0x7f0000000400)=""/4096) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r2 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r2, 0x0, 0xb, 0x0) semctl$GETPID(r2, 0x2, 0xb, &(0x7f00000014c0)=""/160) ioctl$EVIOCGID(r1, 0x80084502, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f00000001c0)=0xca000000, 0x4) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f0000001400)=""/143) timer_gettime(0x0, &(0x7f00000003c0)) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200), 0xc0080, 0x0) ioctl$VFIO_SET_IOMMU(r3, 0x3b66, 0x3) semctl$IPC_STAT(r0, 0x0, 0x2, &(0x7f0000000140)=""/76) r4 = getpgrp(0x0) setpgid(r4, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000380), &(0x7f00000000c0)=0x4) (async) semctl$SEM_INFO(0x0, 0x3, 0x13, &(0x7f0000000040)=""/24) (async) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={&(0x7f0000000280)="14e926b7c9cb042daa2832bd766fe036d980a6a292865dd50b1d87a22a5472be689e678090542c8993b63fd77a5a61f53a182d904e6c633d7afc437866d6d3d0e68e60061659d3d84d9bfb733e8b6f4c5d0bfe231c11c65fa635871e7a2fb73321630675d998a5726ce1fa2f4b7bba2b2999f6d0fe6f0a5e3982ef3f88", &(0x7f0000000300)="08f92002880f8932f10b51c575e6c7ff0983643ddb44e8396fb9f883bdbe2ea05fb469e219f9487fe62b014da83db51bb88957166ed8ee2fc55192940162b278e4fe124d3b6ba6"}}, &(0x7f0000000000)) (async) semget$private(0x0, 0x1, 0x180) (async) semctl$GETPID(r0, 0x0, 0xb, 0x0) (async) semctl$GETZCNT(r0, 0x2, 0xf, &(0x7f0000000400)=""/4096) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) semget$private(0x0, 0x1, 0x180) (async) semctl$GETPID(r2, 0x0, 0xb, 0x0) (async) semctl$GETPID(r2, 0x2, 0xb, &(0x7f00000014c0)=""/160) (async) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f00000001c0)=0xca000000, 0x4) (async) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f0000001400)=""/143) (async) timer_gettime(0x0, &(0x7f00000003c0)) (async) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200), 0xc0080, 0x0) (async) ioctl$VFIO_SET_IOMMU(r3, 0x3b66, 0x3) (async) semctl$IPC_STAT(r0, 0x0, 0x2, &(0x7f0000000140)=""/76) (async) getpgrp(0x0) (async) setpgid(r4, 0x0) (async) 05:11:45 executing program 0: timer_create(0x6, 0x0, &(0x7f0000000380)) ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, &(0x7f0000000000)=""/25) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) ioctl$PPPIOCUNBRIDGECHAN(r0, 0x7434) 05:11:45 executing program 5: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r5, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 2: timer_create(0x0, 0x0, &(0x7f00000002c0)) (async, rerun: 32) timer_create(0x5, &(0x7f0000000000)={0x0, 0x3e, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) (rerun: 32) timer_gettime(r0, &(0x7f0000000080)) (async, rerun: 32) write$ppp(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfffffffffffffc92) (rerun: 32) 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1345.810391] nbd: must specify a size in bytes for the device 05:11:45 executing program 3: getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000380), &(0x7f00000000c0)=0x4) semctl$SEM_INFO(0x0, 0x3, 0x13, &(0x7f0000000040)=""/24) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={&(0x7f0000000280)="14e926b7c9cb042daa2832bd766fe036d980a6a292865dd50b1d87a22a5472be689e678090542c8993b63fd77a5a61f53a182d904e6c633d7afc437866d6d3d0e68e60061659d3d84d9bfb733e8b6f4c5d0bfe231c11c65fa635871e7a2fb73321630675d998a5726ce1fa2f4b7bba2b2999f6d0fe6f0a5e3982ef3f88", &(0x7f0000000300)="08f92002880f8932f10b51c575e6c7ff0983643ddb44e8396fb9f883bdbe2ea05fb469e219f9487fe62b014da83db51bb88957166ed8ee2fc55192940162b278e4fe124d3b6ba6"}}, &(0x7f0000000000)) r0 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r0, 0x0, 0xb, 0x0) semctl$GETZCNT(r0, 0x2, 0xf, &(0x7f0000000400)=""/4096) r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) r2 = semget$private(0x0, 0x1, 0x180) semctl$GETPID(r2, 0x0, 0xb, 0x0) semctl$GETPID(r2, 0x2, 0xb, &(0x7f00000014c0)=""/160) ioctl$EVIOCGID(r1, 0x80084502, 0x0) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f00000001c0)=0xca000000, 0x4) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f0000001400)=""/143) timer_gettime(0x0, &(0x7f00000003c0)) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200), 0xc0080, 0x0) ioctl$VFIO_SET_IOMMU(r3, 0x3b66, 0x3) semctl$IPC_STAT(r0, 0x0, 0x2, &(0x7f0000000140)=""/76) r4 = getpgrp(0x0) setpgid(r4, 0x0) getsockopt$inet_sctp6_SCTP_FRAGMENT_INTERLEAVE(0xffffffffffffffff, 0x84, 0x12, &(0x7f0000000380), &(0x7f00000000c0)=0x4) (async) semctl$SEM_INFO(0x0, 0x3, 0x13, &(0x7f0000000040)=""/24) (async) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={&(0x7f0000000280)="14e926b7c9cb042daa2832bd766fe036d980a6a292865dd50b1d87a22a5472be689e678090542c8993b63fd77a5a61f53a182d904e6c633d7afc437866d6d3d0e68e60061659d3d84d9bfb733e8b6f4c5d0bfe231c11c65fa635871e7a2fb73321630675d998a5726ce1fa2f4b7bba2b2999f6d0fe6f0a5e3982ef3f88", &(0x7f0000000300)="08f92002880f8932f10b51c575e6c7ff0983643ddb44e8396fb9f883bdbe2ea05fb469e219f9487fe62b014da83db51bb88957166ed8ee2fc55192940162b278e4fe124d3b6ba6"}}, &(0x7f0000000000)) (async) semget$private(0x0, 0x1, 0x180) (async) semctl$GETPID(r0, 0x0, 0xb, 0x0) (async) semctl$GETZCNT(r0, 0x2, 0xf, &(0x7f0000000400)=""/4096) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) semget$private(0x0, 0x1, 0x180) (async) semctl$GETPID(r2, 0x0, 0xb, 0x0) (async) semctl$GETPID(r2, 0x2, 0xb, &(0x7f00000014c0)=""/160) (async) ioctl$EVIOCGID(r1, 0x80084502, 0x0) (async) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r1, 0x84, 0x8, &(0x7f00000001c0)=0xca000000, 0x4) (async) ioctl$EVIOCGUNIQ(r1, 0x80404508, &(0x7f0000001400)=""/143) (async) timer_gettime(0x0, &(0x7f00000003c0)) (async) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200), 0xc0080, 0x0) (async) ioctl$VFIO_SET_IOMMU(r3, 0x3b66, 0x3) (async) semctl$IPC_STAT(r0, 0x0, 0x2, &(0x7f0000000140)=""/76) (async) getpgrp(0x0) (async) setpgid(r4, 0x0) (async) 05:11:45 executing program 0: timer_create(0x6, 0x0, &(0x7f0000000380)) (async) ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, &(0x7f0000000000)=""/25) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) ioctl$PPPIOCUNBRIDGECHAN(r0, 0x7434) 05:11:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:45 executing program 2: timer_create(0x0, 0x0, &(0x7f00000002c0)) (async) timer_create(0x5, &(0x7f0000000000)={0x0, 0x3e, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_gettime(r0, &(0x7f0000000080)) (async) write$ppp(0xffffffffffffffff, &(0x7f0000000300)="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", 0xfffffffffffffc92) 05:11:45 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1345.956775] nbd: must specify a size in bytes for the device 05:11:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1346.013989] nbd: must specify at least one socket 05:11:45 executing program 0: timer_create(0x6, 0x0, &(0x7f0000000380)) ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, &(0x7f0000000000)=""/25) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) ioctl$PPPIOCUNBRIDGECHAN(r0, 0x7434) timer_create(0x6, 0x0, &(0x7f0000000380)) (async) ioctl$EVIOCGABS2F(0xffffffffffffffff, 0x8018456f, &(0x7f0000000000)=""/25) (async) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) (async) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) (async) ioctl$EVIOCGID(r0, 0x80084502, 0x0) (async) ioctl$PPPIOCUNBRIDGECHAN(r0, 0x7434) (async) 05:11:45 executing program 5: r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r2, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r3, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) timerfd_gettime(r0, &(0x7f0000000300)) timer_gettime(0x0, &(0x7f0000000180)) utimensat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={{0x0, 0x2710}, {0x77359400}}, 0x0) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) r0 = getpid() timer_create(0x0, &(0x7f0000000000)={0x0, 0x1, 0x2, @tid=r0}, &(0x7f0000000040)) 05:11:46 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x1, &(0x7f0000000080)={0x0, 0x1b, 0x4, @thr={&(0x7f0000001340)="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", &(0x7f0000000240)="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"}}, &(0x7f00000000c0)=0x0) timer_gettime(r0, &(0x7f0000000140)) timer_gettime(r0, &(0x7f0000000180)) timer_gettime(r0, &(0x7f0000000040)) 05:11:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1346.146481] nbd: must specify a size in bytes for the device 05:11:46 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:46 executing program 5: r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r2, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r3, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) timerfd_gettime(r0, &(0x7f0000000300)) timer_gettime(0x0, &(0x7f0000000180)) utimensat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={{0x0, 0x2710}, {0x77359400}}, 0x0) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r2, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r3, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r4, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) (async) timer_create(0x1, &(0x7f0000000080)={0x0, 0x1b, 0x4, @thr={&(0x7f0000001340)="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", &(0x7f0000000240)="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"}}, &(0x7f00000000c0)=0x0) timer_gettime(r0, &(0x7f0000000140)) (async, rerun: 32) timer_gettime(r0, &(0x7f0000000180)) (rerun: 32) timer_gettime(r0, &(0x7f0000000040)) 05:11:46 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async, rerun: 32) r0 = getpid() (rerun: 32) timer_create(0x0, &(0x7f0000000000)={0x0, 0x1, 0x2, @tid=r0}, &(0x7f0000000040)) 05:11:46 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x40000) [ 1346.348605] nbd: must specify a size in bytes for the device 05:11:46 executing program 5: r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r2, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r3, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) timerfd_gettime(r0, &(0x7f0000000300)) timer_gettime(0x0, &(0x7f0000000180)) utimensat(r1, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={{0x0, 0x2710}, {0x77359400}}, 0x0) 05:11:46 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) timer_create(0x1, &(0x7f0000000080)={0x0, 0x1b, 0x4, @thr={&(0x7f0000001340)="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", &(0x7f0000000240)="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"}}, &(0x7f00000000c0)=0x0) timer_gettime(r0, &(0x7f0000000140)) timer_gettime(r0, &(0x7f0000000180)) timer_gettime(r0, &(0x7f0000000040)) timer_create(0x7, &(0x7f0000000100)={0x0, 0x0, 0x1, @thr={0x0, 0x0}}, &(0x7f0000000000)) (async) timer_create(0x1, &(0x7f0000000080)={0x0, 0x1b, 0x4, @thr={&(0x7f0000001340)="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", &(0x7f0000000240)="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"}}, &(0x7f00000000c0)) (async) timer_gettime(r0, &(0x7f0000000140)) (async) timer_gettime(r0, &(0x7f0000000180)) (async) timer_gettime(r0, &(0x7f0000000040)) (async) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 2: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)) (async) r0 = getpid() timer_create(0x0, &(0x7f0000000000)={0x0, 0x1, 0x2, @tid=r0}, &(0x7f0000000040)) 05:11:46 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) [ 1346.497831] nbd: must specify a size in bytes for the device 05:11:46 executing program 5: r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r2, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) timerfd_gettime(r0, &(0x7f0000000300)) timer_gettime(0x0, &(0x7f0000000180)) 05:11:46 executing program 2: timer_create(0x2, 0x0, &(0x7f00000002c0)) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000)=0x3) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 0: timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) [ 1346.684922] nbd: must specify a size in bytes for the device 05:11:46 executing program 1: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 5: r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r2, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) timerfd_gettime(r0, &(0x7f0000000300)) 05:11:46 executing program 2: timer_create(0x2, 0x0, &(0x7f00000002c0)) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000)=0x3) timer_create(0x2, 0x0, &(0x7f00000002c0)) (async) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000)=0x3) (async) 05:11:46 executing program 0: timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 3: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r0, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r1, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) socket$nl_generic(0x10, 0x3, 0x10) 05:11:46 executing program 1: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000280)='/proc/sys/net/ipv4/vs/amemthresh\x00', 0x2, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r3, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r4, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_GET(r2, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xac, r4, 0x20, 0x70bd29, 0x25dfdbff, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x2}}}]}, 0xac}, 0x1, 0x0, 0x0, 0x8000}, 0xc040) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 2: timer_create(0x2, 0x0, &(0x7f00000002c0)) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000000)=0x3) 05:11:46 executing program 0: timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) 05:11:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:46 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:46 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r0, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r1, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 2: timer_create(0x3, 0x0, &(0x7f0000000000)) timer_create(0x2, &(0x7f00000010c0)={0x0, 0x1a, 0x1, @thr={&(0x7f0000000040)="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", &(0x7f0000001040)="d77cec7ea3455b201fcf959fcb07891c19eae98f4273c975d3f31958695e0e4fa98a7db819b956296870e702bf8e864b47ef3661b670c8db971104a8421f05ac86f49d8aa4597782d70b8975c7"}}, &(0x7f0000001100)) 05:11:47 executing program 0: r0 = timerfd_create(0x0, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 1: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r1, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 0: r0 = timerfd_create(0x0, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:47 executing program 2: timer_create(0x3, 0x0, &(0x7f0000000000)) timer_create(0x2, &(0x7f00000010c0)={0x0, 0x1a, 0x1, @thr={&(0x7f0000000040)="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", &(0x7f0000001040)="d77cec7ea3455b201fcf959fcb07891c19eae98f4273c975d3f31958695e0e4fa98a7db819b956296870e702bf8e864b47ef3661b670c8db971104a8421f05ac86f49d8aa4597782d70b8975c7"}}, &(0x7f0000001100)) timer_create(0x3, 0x0, &(0x7f0000000000)) (async) timer_create(0x2, &(0x7f00000010c0)={0x0, 0x1a, 0x1, @thr={&(0x7f0000000040)="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", &(0x7f0000001040)="d77cec7ea3455b201fcf959fcb07891c19eae98f4273c975d3f31958695e0e4fa98a7db819b956296870e702bf8e864b47ef3661b670c8db971104a8421f05ac86f49d8aa4597782d70b8975c7"}}, &(0x7f0000001100)) (async) 05:11:47 executing program 3: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r0, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000003c0)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, r1, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 0: r0 = timerfd_create(0x0, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) 05:11:47 executing program 3: timer_create(0xb53502b1873f46c4, 0x0, &(0x7f00000002c0)=0x0) timer_create(0x0, &(0x7f0000000000)={0x0, 0x12, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000040)=0x0) timer_gettime(r0, &(0x7f00000000c0)) timer_gettime(r1, &(0x7f0000000080)) 05:11:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 2: timer_create(0x3, 0x0, &(0x7f0000000000)) (async) timer_create(0x2, &(0x7f00000010c0)={0x0, 0x1a, 0x1, @thr={&(0x7f0000000040)="0daae1e97b45cc045a89d0835f651af017046acb0b02f7fbc6e1e177c7ac76be48e2efcfb2f0f2555e68e4896b7d257641fbaf3a88d0af1bc4441c3b4bb09656dc67d0d17283a5120908f42f5ab270e8af06a10a1a1b5472f5dc7c9fec4e4255db4add54e4e87d267a749546cdea1fa541ef0e46df9158602bf4c84a1f51c58f671aff39c5a8e29b8011115225da505aa1e986ca787344ffe1c53773f2bc8607327b88ea74f9d267c37d89791cbdd52cf06dc30a3cf31c30199abcacca430d682e8a405a6a0cf27dd4d13669027f7ba74db72937c8a5147415c0445355ceaaf634307342fceea535a87addbe1126e43d2cbb3c01aa2142241cc1865a1f4c0c926f5c63d71f55f4695d15d829898bac2bba3e634fedf66c7f4a98c304c02a713d7ca8a1e53dbf0919e194f29e8d63a2307c3020076799d140831a8c1552e70117bfeff7afcc2805192dc55842181f2ce068e66b29a7ae284405dd2daa95bd9f8b630c3b29cb15fe9ca42757f08413dbcac6ecaa0cb7904833ea9be2aa9c0f2bdab69116ce22d03d08bacd26d92ceada3bc05539db5dc06054c40bb6b0bbca61f79faa5725e8817739577e4733291f92bf9da3ede9b493efd590ac8c53b23bc8934a1316a24cc9eafa35edeba079f040f9bf371520e0380c488229a78190125f7933ab7726cf1bc8f8081f0e58efef35d90dfcca6ebd750beab545ca553abfe16c78da7c672d45c762fae3aa004d09c335e8b708994d825f63b101f8650a809f959315918a4555d5cba3841f410ca575d605179962d2d01db1253908c0e87514544dd228a42bd22512df8845e0a343efc4b609da92edfcd9f80837e31703c446398a49d0e76e74b282cdd6618d0fb0adb68fced8472bc210c57e859e1e9cfad224adb5bb5cfdaae5a79ccf254e27c2856dd665cc9f9ed1ec024cd7087189c340b7a29126ac5e02d36a5cb83a10632cb211fd40b572403df36d15d31d34816b756d0a7bf7d1d132ba694a26f3593dd1e00a835859f534a52a16eefe370bf23e7fa813be70dbc8c2d38c59937ccc5ce06c0162b976f09a131aaabe3f92001576f6675496e63f6890dccf673fbfe61210ebd2d93ce4b85b4975e1fdb78f74435b71f1c0291172a540ff3434e86afbe48627ed4dbc4d5a305ac9ea8be7d7750fb79baa06795a95507806c52c03f81ae7ccb3400f8ad4d3c66ef742d465e3642dafd65f2119e1f9e8e166370ee0616ca3b0f00177ed99bededbf3fd1a91da21b781ed2a5e31b3160635dbf15a71242c813f2b4e54cdbd23f5ceea69c129e4773528d9455ccd1498c7a4eb1ac7a51a2191b6a3a89e0ebace5a8647d8478a63d0ce02b7161e396a80873fda98946dc4a1485d363c5ab487ae621a66a4042cd0906869ab969b9a277cc672ade4e314d764f5cc7a40fd4c9acd9c2917989810443896bdd80babbade5e71114c72280672bc1fa735940a417f9bd358656d7bf3927122dba435e6f0de30824643abcee957096583543029d649f2abb288825ddb69fb0d44ff5b98c5e31c75f953d1099a40c7644490a9a6d1e8180a5b62bc0bf65832d9c9392b1a8cf201188ed0f2257e65306ef0e5be1629b22f7c4844173806466ced434683170978de13b3a697813ad2e7c62d57f342f89385e723e7012a62320da2969479217d72e9f51be0c9f2060987bb25ed8f4f36600295a19cf452aabd1de5d8ef2ef26ef629430c0915afa81772807cb947e4f68096429705581d338b619c1a81e3f21511855848c103742a7af752eed682fb6739c64eb274f9bbec86612735831cd124f9f8d06f937351d321a76448ced54c612c1f9b657f6246453af42795154010011351ce8dc1b0936f4dd04302e6278e40e512d5ac5d31a905f44947e42b68ef99b211b57f3fe215daa7c6db7a4662140eb57d2f90a312119c9a553d5bace53f8d1151a8e72ac9fbcadd6b42c59c1367ff444d4a8e6fcea9b5f3a88bdfe1a5e7289c586f7b7c79ffa3012bf3153093406463a939dd9e327e58b0e29e62d75e6c9c8de3fdede91304227c19da55d6a403f5513857ed5eb42ed56b363791840ea9303049e4fbd8abd5b31760ced6d9671c8b2dd404370924a689cacff46ea61879970d87cb1e895fca425f0ca0c769d6b1af39075342b2832c58a1b0202b3433501000016a3acc3b9fd60e1817cbde212b8cf3537f1748dbfeb4a3efaa1c5eec0fb6e1b35f76fd13cf0ae783525ed16ff598b0766b3432c6dc63ffb63aee9981c1b5bcab85839041468169ea16c12529b589674e3bcc17d7f35a123e83b385f21cf36d278f7b02cb188458bafd73efb727bf29e4a90e54a6bd8e3bff47e6fa82034530c6948e393db701be582ce0100a7c311a470bf8feda54699e0f6ff270c9582380d9a28daea7ccbf2014272f0b7d3055b4983e60aaf4095c5556e31380f130f5f769c628df83339306d9261c4f9b385c5fac91281311b11b2005a41459f070956a4088abce8b5f797191fc4c61e8100c1df4aab31fb4c2fc4f01a235408a5423992f23340ba48935e05cd50dbb836ab01296a2062e1ee65cf3f3f106fad19021b53660882df7831527246b646343e38f4d244b64ce1b475a6b839dd341c385061d08be2c38a6f0575a52a5117195e9fb7c0b5ef97c4c2dcde291209adef64eae8238bece4068aa140176875289d2534813098c0fde48115378804f12b3ffb93b10f7726bbee8150b5e7e022d0e89c3e9580673f1c0e343ac4b063d574900a42e43cfc64ada14b4fc2f7a89b65485d70ea1af6a459fbf4367145d6fd4154b0b41a65d80692aa5bee7c8981b7f26e7f1754342f736f68939273c91b908c237c3d4b5cf280ea213b5b347131ad4a89a55d43fa41d26dd4de30f5b10f3d3abce849ef01be293c624d73e15295679d94480a55bf01c81e93979f56c18ed5a1c65b39bf9f6927bb204d2fdbdc2caca6e175dbef6ba6d6aadd3814ee41b92117cdcdbf0161942d5c3985da6670c4b07aaf272be0e704b70af64ff92077a7ed944c1a5eafce6452a341c223ce6fa5dfebc0a834102015006a93e1c4d04ab92e53f998935fc727f8a22ae53f8d6cade2082a89769b17b2ca5319b4b15c1986d9cafd03e7f94de8904320765ad9661c86281fe8a0b7d7e9cdd21cd6ec63bb32e0fa871794436312b6d11b8439b2112d15f8b3d0a34264f6cd50fe733fae70f7e1501292d213cd7d03173ad8bf87f6872ca133e68de1bc0c727e8f77c53c3b6068a9d00bed5aee131ccceaa0c0324833fff51db2438372f7c8c88d0802c94f93dd76b0a3a770f2218fc051ccd7fcf93343df554c113488b1fa58c6320f30261d723bbdfacc8fe7f653cf50d4df2dfe168f4fa8de9f8e5c1cc62898595ada80a418c91ff160ced31a45615399ae0eedd883a5caf71b8809fed74491b78162fd70157d04c2c3977628a7dfd2d5443726f10f6292228d65948d64ea56a08be7c749e1fe407afb47270a7644c22f2a56766a9de3199cbbb8af3d7065060d5483fb6fba759cfad0c433b4ddc46cce26f3dc205b8e1fbba8d4ec2400ab5220bbc1b7125855e44781a2b98ba2abd25f39279e93d8d9ec4128628afc99115b75ad6febdc0bbcab76dabaee20aa13b9df4abce4c6d5a10750f5f851827d18c121121619457554a5c1dca96b798a63246b749c4b07863be5c7f7eba06580f853e430911899bf774b82876e37099c1b9411767061d357fbe11b3ec6c1ca64389d91ca802d2b513c37e2bda14c755938660c4aad6fe831bd011a472fc0ab28d908f2f06f8dc37a49f104a6baf121a9f781b1835d9faa26f6f2d0a23f3e5cd37507e7b395f04818cd304133fef9c1e9ae7031070cac77b481257c6bd25bde057c94bb4fa20e63fee9fd783c8a1d01e0c22739cbb429cb5b7b1dc10af0d9341f61a631ae61bd0a845516a30b7ffcd4c63b8091be286fa91a72ef6ae2a95583eecc6083ab42ae785ec5ddd44a764b2b3fc987a65f038c72041ba54c3eb294ac02c6fa9642f5ffc5c15cc8aba4591b1853889cfae333333f3e29255914319028da88e65419f5943c57a8dec7ebb568b38ccbd1037c3718453af36dd974337aa9882b93595da1e0ca8d3807ce762cd9ee974ee96dd412c42d206eee7b762099054dd63078c59a314d5ee250b89b3941506b7aa5e0ffe9a2c1a2cf8602493f7cfb8a603980e1b96b01e5e4e1cf609a25921c2459d705b1ac7f87c19bcfdf901bcfea7207cb0b87a0b530d472863b4efc914f690632ca3d8a9209c9e119004678e4467279a8acc9243f48504dd15881197113f246ea68c562bc6d1687a418a00d61bf2cdc0c79757251976afddaa209a3dbc8a0fb9aea21bd4c6b7852998cf9a3bb8045c6dc2a4a7346e791067600726762606f85119a2f165b43e1186170808d1bb3b5b958ccaa458b851270b6fbcdcd42d4acd81f7ba8896d0643f9f72a66a1f1c4d8417e7368031401e66a3884625414cd320ade163278b67b8498fdb6c7bf56f758600b73fd583971c630bb14d1aa23786241b5051091c77944ba48944baed248bf6ee67218735248ee520d70704919171e81bff1538cc2fdc6f02086326489cab9c6146732dcfdabbfb459711c0564f8507e52787b7fe26231fec9a5fbea157a585bf6a24800f4dbface97d3f17822ebd8340d063c635b363b30f00096edfcf61bda0a80590d8b899d57cb930261e7102f5dd31925ed26d2ccd759bcfde7b9586d5c4b3cf885bc3668f08f13aa0b848da77f92904405dec205621176e9b686d4169123735729aaa06a9423d17d555347344777713c43600e748d53505141ac0f353083622a20e822e428447d7581e1bb5c7e9081ffda073fb732a8fb290e56ebb7c85dc406084a0344203d56d1d012ef9453434eb72c8662a71f44fcb50a74bc5ec66baa994cf960480c960dfcff2bae19c2db2d9a5dbe45a6b7d640eb19c134aa77df61d22e0a0af585665d6010fbd8b4179a372b500d6c9a2b2a8a0a21534b28c943eca9b8ded4c2ea8a02f75c459020494be04519a3c4620d07c740fd0283155915b6614e493027fa919a36290a114ff2efbc2cd8954d256d275bbec25c5927ea596ab9eb1e0b555302a8a99f37126e901678c78a9f761771f0d59c9e4206f7502c6bc4835e3f0fd6caa2905aca792b0109e8e61396b1280eacc3deef14701340c0ece38deacafc4f2f6cf43d1a4cfac01ab51f768c60757db53e21211227822898db0536c1a8362d432b528b7ec660d9627cea615c2b2ba5a0cdd3ed93c898ed1fed8442b1a8d35e1b12c9f7df11846e320433f6533d6a4f370cbffeb3f3ef98364330be6f94bfef4c38a50fd6f34f788e11da88999e93f34c2e0cb7185438bf9b978f64c1c39d55400c243d99b59cedde648e7132138f0b8ed5a1d9a5050f16bb5453a75292166f8d88006a041114c55a7943343c00204880c3fecff3b3e7646a12992a7444f17ede436123caacd77a52c4da9c5d5ffa2ef90e82cf199f6e65426e89bc568a44bf55f24dbf7a1a3af46668df1fc999600fe751808d50e653258152f6619d3418e3a1bf35b5ff33cdf659e6da1a60a792560c2d44ad8577a9360d133acbbce55104815f39b5aec9a724c8ece0d408c70a57942cd1d96f9557945cb9a68501b6cf4f871e232724c810005e4c20f441262626ae7c646607044217d06c252c293765aeccac9e91ba1072801a361d37ee16c768da6536fbeb9ecb9d3c941a249bddced14a1e0e1f96aca78bfe42c415c768e2d241f51698e9e87bf89877a177d18a20251", &(0x7f0000001040)="d77cec7ea3455b201fcf959fcb07891c19eae98f4273c975d3f31958695e0e4fa98a7db819b956296870e702bf8e864b47ef3661b670c8db971104a8421f05ac86f49d8aa4597782d70b8975c7"}}, &(0x7f0000001100)) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 0: timerfd_create(0x9, 0x0) timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) 05:11:47 executing program 2: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r0, 0x80084502, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r2, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_GET(r0, &(0x7f0000001340)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000001300)={&(0x7f0000000140)={0x158, r2, 0x1, 0x70bd29, 0x25dfdbfd, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x9}, {0x6, 0x11, 0x3}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x3a}, {0x6, 0x11, 0x60d0}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x19}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x101}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x2}, {0x6, 0x11, 0xb3bc}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x400}, {0x6, 0x11, 0xfeff}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x6e}, {0x6, 0x11, 0x4}}]}, 0x158}, 0x1, 0x0, 0x0, 0x4000001}, 0x80) timer_create(0x3, 0x0, &(0x7f00000002c0)) getpid() timer_create(0x7, &(0x7f00000000c0)={0x0, 0x29, 0x1, @thr={&(0x7f0000000300)="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", &(0x7f0000000000)="73dae990be1b03a8c7f980d12eafa167a01c5e8419b27fc91f8543eed333c04825ce53d969cc1f4dcba3a50cc23ed4fa0bd41ee33d8de0ffad73aaf146a2cc2a10ee0adf544894ab771b7fbec17d50360b3db95acbd59f6149a3b495f7aaa0bd2fbacb4d2d852742"}}, &(0x7f0000000100)) 05:11:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 0: timerfd_create(0x9, 0x0) timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) 05:11:47 executing program 2: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x7dfcc38f12bde485, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 0: timerfd_create(0x9, 0x0) timerfd_gettime(0xffffffffffffffff, &(0x7f00000006c0)) 05:11:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 2: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:47 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) timer_gettime(0x0, &(0x7f00000000c0)) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:47 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, 0x0) 05:11:47 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) 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$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) timer_create(0x3, 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, 0x0) 05:11:48 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 5: openat$bsg(0xffffffffffffff9c, &(0x7f0000000100), 0xc100, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 0: r0 = timerfd_create(0x9, 0x0) timerfd_gettime(r0, 0x0) 05:11:48 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) timer_gettime(0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 4: timer_create(0x7, &(0x7f0000000100)={0x0, 0xb, 0x1, @tid=0xffffffffffffffff}, &(0x7f0000000000)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 5: socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 0: timer_create(0x4, 0x0, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000540), 0xffffffffffffffff) r4 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000580), 0x400000, 0x0) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000240)='/proc/sys/net/ipv4/vs/pmtu_disc\x00', 0x2, 0x0) ioctl$EVIOCGID(r5, 0x80084502, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000680)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000640)={&(0x7f00000006c0)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="000029bd7000ffdbdf25020000000c00020020000000000000001c0007800800010002e063f80daeac6840ad36f4790aaddbef5e8da07433e07c8367077796b26bd92838f3820d2cf48d9f9e52d98b49ab01601e30256d8dc127c45dfa66058836b5d157f7b84dd4fe58b10522eb8ef1116f8dddaea82327cdb5e70775ff21a3832d32d58a648dbc5e04caccbbd79c2d0e1634ab93815eda4e82a9dfff21bb37544ab9378650e23ab0c9c3baa118c6", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00040000000000000000000c0008000000000000000000"], 0x54}}, 0x4400c014) sendmsg$DEVLINK_CMD_PORT_SET(r0, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r1, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000340)=ANY=[@ANYBLOB="c8000000", @ANYRES16=r1, @ANYBLOB="00042ebd7000fedbdf2509000000080001007063690011000200fcd321cbbd70e796b20c00303030303a30303a31302e300000000008000300010000000800090003000000080001007063690011000200303030303a30303a31302e3000000000080003000300000008000900030000000e0001006e657464657673696d0000000f0002006e657464657673696d30000008000300010000000800090004000000080001007063690011000200303030303a30303a31302e300000000008000300030000000800090002000000f2d7294b21fc86d7c1a96d6ea2d34138ad81caf49f5c62003e"], 0xc8}, 0x1, 0x0, 0x0, 0x4}, 0x4000840) sendmsg$DEVLINK_CMD_SB_OCC_SNAPSHOT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x300, 0x70bd2d, 0x25dfdbfc}, 0x14}}, 0x40000) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$devlink(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_PORT_SET(r6, &(0x7f0000000300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, r7, 0x21, 0x0, 0x0, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x6}}]}, 0x40}}, 0x0) sendmsg$DEVLINK_CMD_RATE_GET(r0, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x14, r7, 0x20, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x84}, 0x4014) 05:11:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 5: socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="d612e25c7a3752514eb372a15d8605d939ff70dd108147f1332a19dd3aca99c1770a1db09b3cfbfc449efac2b3de69c0e7f9c0976201add7d59f1374ca0a5f8d5cf1aab28fa890d3bceeb553b887d4d6a30049b0b113d01c23d124905aaf00a72f0328f814ca66a695a54e402865231abada0fde6c3d3ebc9661cc8fe73eb3c8dc66a07393685f156a65c109df1c06c558ecad300599248d114feb68344cde822a20720a74ae72f448e2f2957b33cf4f2507f0b42140ef23cb142504264b2bfb7ee0303ba73f01b2e2bdf6454c4e17de1d493edac1585a9f33c04f0e0b86a530529e99550e7bb3546bd2920f35f8a64f209b39d21d04438ae376d1c93e66cebe1c493ff914fc1bf5c953707b23e93810eabba92e9d459a52256850abae2ee59a9b31c18283b9dfd0604755fdb8ceadfebbb5858c8b92fdaec6fca55b9e8f874370942781a316793dca6267a4709967a09776a7ae7f065f42d512dfa22eaf38f195d3cf0000000000000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r6 = getpid() sched_rr_get_interval(r6, &(0x7f0000000100)) timer_create(0x4, &(0x7f0000000000)={0x0, 0x21, 0x2, @tid=r6}, &(0x7f0000000040)) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 5: socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:48 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, 0x0, 0x8850) 05:11:48 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r6 = getpid() sched_rr_get_interval(r6, &(0x7f0000000100)) timer_create(0x4, &(0x7f0000000000)={0x0, 0x21, 0x2, @tid=r6}, &(0x7f0000000040)) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, 0x0, 0x8850) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="d612e25c7a3752514eb372a15d8605d939ff70dd108147f1332a19dd3aca99c1770a1db09b3cfbfc449efac2b3de69c0e7f9c0976201add7d59f1374ca0a5f8d5cf1aab28fa890d3bceeb553b887d4d6a30049b0b113d01c23d124905aaf00a72f0328f814ca66a695a54e402865231abada0fde6c3d3ebc9661cc8fe73eb3c8dc66a07393685f156a65c109df1c06c558ecad300599248d114feb68344cde822a20720a74ae72f448e2f2957b33cf4f2507f0b42140ef23cb142504264b2bfb7ee0303ba73f01b2e2bdf6454c4e17de1d493edac1585a9f33c04f0e0b86a530529e99550e7bb3546bd2920f35f8a64f209b39d21d04438ae376d1c93e66cebe1c493ff914fc1bf5c953707b23e93810eabba92e9d459a52256850abae2ee59a9b31c18283b9dfd0604755fdb8ceadfebbb5858c8b92fdaec6fca55b9e8f874370942781a316793dca6267a4709967a09776a7ae7f065f42d512dfa22eaf38f195d3cf0000000000000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r6 = getpid() sched_rr_get_interval(r6, &(0x7f0000000100)) timer_create(0x4, &(0x7f0000000000)={0x0, 0x21, 0x2, @tid=r6}, &(0x7f0000000040)) 05:11:49 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, 0x0, 0x8850) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r6 = getpid() sched_rr_get_interval(r6, &(0x7f0000000100)) 05:11:49 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000380)={0x14, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0x14}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) getpid() 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000380)={0x14, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0x14}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) 05:11:49 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000380)={0x14, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0x14}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="d612e25c7a3752514eb372a15d8605d939ff70dd108147f1332a19dd3aca99c1770a1db09b3cfbfc449efac2b3de69c0e7f9c0976201add7d59f1374ca0a5f8d5cf1aab28fa890d3bceeb553b887d4d6a30049b0b113d01c23d124905aaf00a72f0328f814ca66a695a54e402865231abada0fde6c3d3ebc9661cc8fe73eb3c8dc66a07393685f156a65c109df1c06c558ecad300599248d114feb68344cde822a20720a74ae72f448e2f2957b33cf4f2507f0b42140ef23cb142504264b2bfb7ee0303ba73f01b2e2bdf6454c4e17de1d493edac1585a9f33c04f0e0b86a530529e99550e7bb3546bd2920f35f8a64f209b39d21d04438ae376d1c93e66cebe1c493ff914fc1bf5c953707b23e93810eabba92e9d459a52256850abae2ee59a9b31c18283b9dfd0604755fdb8ceadfebbb5858c8b92fdaec6fca55b9e8f874370942781a316793dca6267a4709967a09776a7ae7f065f42d512dfa22eaf38f195d3cf0000000000000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) 05:11:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:49 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x200, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:50 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, 0x0, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="d612e25c7a3752514eb372a15d8605d939ff70dd108147f1332a19dd3aca99c1770a1db09b3cfbfc449efac2b3de69c0e7f9c0976201add7d59f1374ca0a5f8d5cf1aab28fa890d3bceeb553b887d4d6a30049b0b113d01c23d124905aaf00a72f0328f814ca66a695a54e402865231abada0fde6c3d3ebc9661cc8fe73eb3c8dc66a07393685f156a65c109df1c06c558ecad300599248d114feb68344cde822a20720a74ae72f448e2f2957b33cf4f2507f0b42140ef23cb142504264b2bfb7ee0303ba73f01b2e2bdf6454c4e17de1d493edac1585a9f33c04f0e0b86a530529e99550e7bb3546bd2920f35f8a64f209b39d21d04438ae376d1c93e66cebe1c493ff914fc1bf5c953707b23e93810eabba92e9d459a52256850abae2ee59a9b31c18283b9dfd0604755fdb8ceadfebbb5858c8b92fdaec6fca55b9e8f874370942781a316793dca6267a4709967a09776a7ae7f065f42d512dfa22eaf38f195d3cf0000000000000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:11:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, 0x0, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, 0x0, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={0x0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:50 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={0x0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:50 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:50 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={0x0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x0, 0x70bd2b, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c, 0x0, 0x0, 0x0, 0x25dfdbde}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c}, 0xffffffe0}, 0x1, 0x0, 0x0, 0x8018}, 0x8850) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c}, 0xffffffe0}}, 0x8850) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 5: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_PORT_SPLIT(r0, &(0x7f0000000340)={&(0x7f0000000140), 0xffffffffffffff80, &(0x7f00000002c0)={&(0x7f0000000380)={0x12c}, 0xffffffe0}}, 0x0) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x0, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 0: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x0, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x0, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x0, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:52 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}]}, 0x54}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1353.367404] nbd: must specify at least one socket 05:11:53 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 5: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) [ 1353.513174] nbd: must specify at least one socket 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1353.569073] nbd: must specify at least one socket 05:11:53 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}]}, 0x34}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) 05:11:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1353.691155] nbd: must specify at least one socket 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x28}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1353.711422] nbd: must specify at least one socket [ 1353.730337] nbd: must specify at least one socket 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) 05:11:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x1c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1353.852033] nbd: must specify at least one socket 05:11:53 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) [ 1353.910554] nbd: must specify at least one socket 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1354.001803] nbd: must specify at least one socket 05:11:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) 05:11:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) 05:11:54 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1354.248948] nbd: must specify a size in bytes for the device 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1354.291435] nbd: must specify a size in bytes for the device 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1354.372705] nbd: must specify a size in bytes for the device 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x1c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x50) 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1354.492708] nbd: must specify a size in bytes for the device [ 1354.514800] nbd: must specify a size in bytes for the device 05:11:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0, 0x14}}, 0x0) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x1c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0, 0x14}}, 0x0) [ 1354.713344] nbd: must specify a size in bytes for the device 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x1c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0, 0x14}}, 0x0) 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1354.878993] nbd: must specify a size in bytes for the device 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:11:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1], 0x14}}, 0x0) 05:11:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1355.043714] nbd: must specify a size in bytes for the device 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1], 0x14}}, 0x0) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1355.212853] nbd: must specify a size in bytes for the device 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1], 0x14}}, 0x0) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1], 0x14}}, 0x0) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1], 0x14}}, 0x0) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6"], 0x14}}, 0x0) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1355.816811] nbd: must specify a size in bytes for the device 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 05:11:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c"], 0x14}}, 0x0) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1356.292379] nbd: must specify a size in bytes for the device 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:56 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) [ 1356.444923] nbd: must specify a size in bytes for the device 05:11:56 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00020000"], 0x14}}, 0x0) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1356.695579] nbd: must specify a size in bytes for the device 05:11:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) [ 1356.830634] nbd: must specify a size in bytes for the device 05:11:56 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ff"], 0x14}}, 0x0) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff0000000000"], 0x14}}, 0x0) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff0000000000"], 0x14}}, 0x0) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff0000000000"], 0x14}}, 0x0) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe000200"], 0x14}}, 0x0) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:58 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe00"], 0x14}}, 0x0) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1358.886714] nbd: must specify at least one socket 05:11:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) [ 1359.054967] nbd: must specify at least one socket 05:11:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1359.198260] nbd: must specify at least one socket 05:11:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:11:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:59 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:11:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:11:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) [ 1360.200666] nbd: must specify at least one socket 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1360.403956] nbd: must specify at least one socket 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="1400", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1360.528709] nbd: must specify a size in bytes for the device 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1360.572509] nbd: must specify at least one socket 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="1400", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) [ 1360.681113] nbd: must specify a size in bytes for the device 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1360.741549] nbd: must specify a size in bytes for the device 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="1400", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1360.884000] nbd: must specify a size in bytes for the device [ 1360.906818] nbd: must specify a size in bytes for the device 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="140000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="140000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.022873] nbd: must specify a size in bytes for the device 05:12:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="140000", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.142041] nbd: must specify at least one socket 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 1361.275199] nbd: must specify at least one socket 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.423212] nbd: must specify at least one socket 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.529329] nbd: must specify at least one socket 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.590231] nbd: must specify at least one socket [ 1361.605307] nbd: must specify at least one socket [ 1361.622626] nbd: must specify a size in bytes for the device 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.648143] nbd: must specify at least one socket 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.711409] nbd: must specify at least one socket 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.774954] nbd: must specify a size in bytes for the device [ 1361.806715] nbd: must specify a size in bytes for the device [ 1361.816708] nbd: must specify at least one socket 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:12:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.919375] nbd: must specify a size in bytes for the device [ 1361.928346] nbd: must specify a size in bytes for the device 05:12:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1361.970356] nbd: must specify at least one socket 05:12:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1362.070321] nbd: must specify a size in bytes for the device 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1362.156817] nbd: must specify a size in bytes for the device 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1362.374903] nbd: must specify a size in bytes for the device 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1362.609307] ieee802154 phy0 wpan0: encryption failed: -22 [ 1362.615147] ieee802154 phy1 wpan1: encryption failed: -22 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:02 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:02 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:03 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:03 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1364.792740] nbd: must specify at least one socket 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1364.950845] nbd: must specify at least one socket 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) [ 1365.096076] nbd: must specify at least one socket 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1365.185983] nbd: must specify at least one socket 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) [ 1365.310031] nbd: must specify at least one socket 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1365.752874] nbd: must specify a size in bytes for the device 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1365.846240] nbd: must specify a size in bytes for the device 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1365.925284] nbd: must specify a size in bytes for the device 05:12:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 05:12:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1366.071424] nbd: must specify at least one socket 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 1366.214191] nbd: must specify at least one socket 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 1366.373324] nbd: must specify at least one socket 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x40}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1366.577049] nbd: must specify at least one socket 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1366.613010] nbd: must specify at least one socket 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1366.791299] nbd: must specify at least one socket 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1366.901627] nbd: must specify at least one socket 05:12:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1367.136443] nbd: must specify at least one socket 05:12:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1367.669626] nbd: must specify at least one socket 05:12:07 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1367.989439] nbd: must specify at least one socket 05:12:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1368.015576] nbd: must specify a size in bytes for the device 05:12:07 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1368.099387] nbd: must specify a size in bytes for the device 05:12:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1368.233048] nbd: must specify a size in bytes for the device 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 05:12:08 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1368.413042] nbd: must specify a size in bytes for the device 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) [ 1368.453617] nbd: must specify a size in bytes for the device 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1368.519989] nbd: must specify a size in bytes for the device 05:12:08 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1368.647756] nbd: must specify a size in bytes for the device 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1368.722032] nbd: must specify a size in bytes for the device 05:12:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 05:12:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 05:12:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:08 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1369.971003] nbd: must specify at least one socket 05:12:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1370.265433] nbd: must specify at least one socket 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x40000) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1371.481931] nbd: must specify a size in bytes for the device 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) [ 1371.725003] nbd: must specify a size in bytes for the device 05:12:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1371.866497] nbd: must specify a size in bytes for the device 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1372.054497] nbd: must specify a size in bytes for the device 05:12:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1372.128476] nbd: must specify a size in bytes for the device 05:12:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1372.216859] nbd: must specify at least one socket 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}}, 0x40000) 05:12:13 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x40000) 05:12:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1373.468186] nbd: must specify a size in bytes for the device 05:12:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="1400", @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) [ 1373.513859] nbd: must specify a size in bytes for the device 05:12:13 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYRES16=r1, @ANYBLOB="ffff000000000000fe0002"], 0x14}}, 0x0) 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x0) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="ffff0000000000"], 0x14}}, 0x0) [ 1374.556547] nbd: must specify at least one socket 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1374.995563] nbd: must specify a size in bytes for the device 05:12:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1375.140041] nbd: must specify a size in bytes for the device 05:12:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x4c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1375.508644] nbd: must specify at least one socket 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1375.604481] nbd: must specify at least one socket [ 1375.619067] nbd: must specify at least one socket 05:12:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x74, r2, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 3: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) 05:12:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:15 executing program 4: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) 05:12:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1376.110862] nbd: must specify a size in bytes for the device 05:12:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 1: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) 05:12:16 executing program 4: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) 05:12:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1376.285910] nbd: must specify a size in bytes for the device 05:12:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x68}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 1: timer_create(0x0, 0x0, &(0x7f0000000380)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="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"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r5, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x4000880) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="ffff000000000000fe00020000e83b01728c1af347eca95c4c55580e4c0a073e791fcbb57677687e544ccd6a6122e441f6b84df7802cfa6eeebfe504887a54d2179b235ca319fea22efbeef5f7e67e0466bd62114a267e88eb156b26af6b3ddb9dc9"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="200000007add38d92e815d8915895817aee548dd8db5d18caa5a604f40b51239446f85de039c5f22fdafc50fa3ee0d094379ea5f3336ec1af0195fa513a04e7afdff9e17ec88401060a1b53415e54f9bc9e0", @ANYRES16=r2, @ANYBLOB="20002abd7000fbdbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040}, 0x4048814) timer_create(0x0, &(0x7f0000000080)={0x0, 0x0, 0x7, @thr={0x0, 0x0}}, 0x0) r6 = getpid() sched_rr_get_interval(r6, &(0x7f0000000100)) timer_create(0x4, &(0x7f0000000000)={0x0, 0x21, 0x2, @tid=r6}, &(0x7f0000000040)) 05:12:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1376.567798] nbd: must specify at least one socket 05:12:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1376.708121] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1376.735370] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1376.767543] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1376.780644] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1376.801906] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1376.856492] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 2: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:16 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) [ 1376.897126] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:16 executing program 2: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1377.043216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1377.066505] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1377.084072] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 05:12:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:17 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 2: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:17 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:12:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:12:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:12:17 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={0x0}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 4: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, 0x0, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:18 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:18 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 1: 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:19 executing program 3: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:19 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 3: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 3: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 0: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}}, 0x50) 05:12:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r2, 0x1}, 0x14}}, 0x0) 05:12:19 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 0: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:19 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:19 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 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$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x50) 05:12:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:20 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40400b0}, 0x50) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1380.564714] nbd: must specify at least one socket 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1380.731634] nbd: must specify at least one socket 05:12:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: r0 = timerfd_create(0x1, 0x0) timerfd_gettime(r0, &(0x7f00000006c0)) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x880, 0x0) [ 1380.868126] nbd: must specify at least one socket 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x58}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1381.132804] nbd: must specify at least one socket 05:12:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.271205] nbd: must specify at least one socket 05:12:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xa0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.388164] nbd: must specify at least one socket 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.558191] nbd: must specify at least one socket 05:12:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x98}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.684164] nla_parse: 88 callbacks suppressed [ 1382.684173] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.733129] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1382.776569] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1382.799514] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1382.816654] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.827411] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.941385] nbd: must specify at least one socket 05:12:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1382.964836] nbd: must specify at least one socket 05:12:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:22 executing program 0: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.071386] nbd: must specify at least one socket [ 1383.088495] nbd: must specify at least one socket 05:12:23 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 0: r0 = syz_init_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, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.257933] nbd: must specify at least one socket 05:12:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x98}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 0: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.308131] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1383.351263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 1383.384242] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x98, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x98}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.423357] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 05:12:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 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$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.673286] nbd: must specify a size in bytes for the device 05:12:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x90, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1383.845328] nbd: must specify a size in bytes for the device 05:12:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x88, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x38}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x80, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x40000) 05:12:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 05:12:24 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x5c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x6c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={0x0}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xac}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x90}, 0x40000) 05:12:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x6c}, 0x1, 0x0, 0x0, 0x90}, 0x40000) [ 1386.037157] ================================================================== [ 1386.044756] BUG: KASAN: use-after-free in refcount_dec_not_one+0x71/0x1d0 [ 1386.051690] Read of size 4 at addr ffff888098955b18 by task systemd-udevd/2321 [ 1386.059047] [ 1386.060678] CPU: 1 PID: 2321 Comm: systemd-udevd Not tainted 4.19.211-syzkaller #0 [ 1386.068381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1386.077739] Call Trace: [ 1386.080333] dump_stack+0x1fc/0x2ef [ 1386.083977] print_address_description.cold+0x54/0x219 [ 1386.089273] kasan_report_error.cold+0x8a/0x1b9 [ 1386.093958] ? refcount_dec_not_one+0x71/0x1d0 [ 1386.098553] kasan_report+0x8f/0xa0 [ 1386.102193] ? refcount_dec_not_one+0x71/0x1d0 [ 1386.106783] refcount_dec_not_one+0x71/0x1d0 [ 1386.111205] ? refcount_dec_and_test_checked+0x20/0x20 [ 1386.116498] ? nbd_config_put+0x5da/0x870 [ 1386.120659] refcount_dec_and_mutex_lock+0x1c/0x80 [ 1386.125606] nbd_release+0x108/0x170 [ 1386.129330] ? nbd_queue_rq+0xe60/0xe60 [ 1386.133310] __blkdev_put+0x636/0x870 [ 1386.137125] ? fsync_bdev+0xc0/0xc0 [ 1386.140757] ? locks_remove_file+0x2cd/0x450 [ 1386.145178] ? blkdev_put+0x85/0x520 [ 1386.148896] ? blkdev_put+0x520/0x520 [ 1386.152706] blkdev_close+0x86/0xb0 [ 1386.156347] __fput+0x2ce/0x890 [ 1386.159642] task_work_run+0x148/0x1c0 [ 1386.163556] exit_to_usermode_loop+0x251/0x2a0 [ 1386.168162] do_syscall_64+0x538/0x620 [ 1386.172074] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1386.177270] RIP: 0033:0x7fe3ee72d270 [ 1386.181089] 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 [ 1386.200010] RSP: 002b:00007fffe5f9f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1386.207724] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fe3ee72d270 [ 1386.214997] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 1386.222278] RBP: 00007fe3ef5e7710 R08: 000055ee5b0656e0 R09: 0000000000000018 [ 1386.229559] R10: 000055ee5b069738 R11: 0000000000000246 R12: 0000000000000000 [ 1386.236927] R13: 000055ee5b068f20 R14: 0000000000000003 R15: 000000000000000e [ 1386.244215] [ 1386.245840] Allocated by task 5972: [ 1386.249474] kmem_cache_alloc_trace+0x12f/0x380 [ 1386.254158] nbd_dev_add+0x44/0x890 [ 1386.257799] nbd_genl_connect+0x4cc/0x1630 [ 1386.262045] genl_family_rcv_msg+0x642/0xc40 [ 1386.266461] genl_rcv_msg+0xbf/0x160 [ 1386.270183] netlink_rcv_skb+0x160/0x440 [ 1386.274252] genl_rcv+0x24/0x40 [ 1386.277545] netlink_unicast+0x4d5/0x690 [ 1386.281620] netlink_sendmsg+0x6c3/0xc50 [ 1386.285697] sock_sendmsg+0xc3/0x120 [ 1386.289417] ___sys_sendmsg+0x7bb/0x8e0 [ 1386.293401] __x64_sys_sendmsg+0x132/0x220 [ 1386.297647] do_syscall_64+0xf9/0x620 [ 1386.301460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1386.306650] [ 1386.308278] Freed by task 2321: [ 1386.311562] kfree+0xcc/0x210 [ 1386.314663] nbd_put.part.0+0xfe/0x140 [ 1386.320163] nbd_config_put+0x6a0/0x870 [ 1386.324136] nbd_release+0xf4/0x170 [ 1386.327850] __blkdev_put+0x636/0x870 [ 1386.331649] blkdev_close+0x86/0xb0 [ 1386.335280] __fput+0x2ce/0x890 [ 1386.338561] task_work_run+0x148/0x1c0 [ 1386.342445] exit_to_usermode_loop+0x251/0x2a0 [ 1386.347040] do_syscall_64+0x538/0x620 [ 1386.350931] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1386.356109] [ 1386.357739] The buggy address belongs to the object at ffff888098955a40 [ 1386.357739] which belongs to the cache kmalloc-512 of size 512 [ 1386.370393] The buggy address is located 216 bytes inside of [ 1386.370393] 512-byte region [ffff888098955a40, ffff888098955c40) [ 1386.382252] The buggy address belongs to the page: [ 1386.387176] page:ffffea0002625540 count:1 mapcount:0 mapping:ffff88813bff0940 index:0xffff8880989552c0 [ 1386.396620] flags: 0xfff00000000100(slab) [ 1386.400776] raw: 00fff00000000100 ffffea0002a38608 ffffea0002aa1d88 ffff88813bff0940 [ 1386.408654] raw: ffff8880989552c0 ffff888098955040 0000000100000005 0000000000000000 [ 1386.416521] page dumped because: kasan: bad access detected [ 1386.422217] [ 1386.423832] Memory state around the buggy address: [ 1386.428748] ffff888098955a00: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 1386.436124] ffff888098955a80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1386.443475] >ffff888098955b00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1386.450822] ^ [ 1386.454971] ffff888098955b80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 1386.462445] ffff888098955c00: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 1386.469792] ================================================================== [ 1386.477152] Disabling lock debugging due to kernel taint [ 1386.489296] Kernel panic - not syncing: panic_on_warn set ... [ 1386.489296] [ 1386.496686] CPU: 1 PID: 2321 Comm: systemd-udevd Tainted: G B 4.19.211-syzkaller #0 [ 1386.505787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 1386.515137] Call Trace: [ 1386.517818] dump_stack+0x1fc/0x2ef [ 1386.521449] panic+0x26a/0x50e [ 1386.524644] ? __warn_printk+0xf3/0xf3 [ 1386.528619] ? preempt_schedule_common+0x45/0xc0 [ 1386.533375] ? ___preempt_schedule+0x16/0x18 [ 1386.537783] ? trace_hardirqs_on+0x55/0x210 [ 1386.542114] kasan_end_report+0x43/0x49 [ 1386.546087] kasan_report_error.cold+0xa7/0x1b9 [ 1386.550740] ? refcount_dec_not_one+0x71/0x1d0 [ 1386.555322] kasan_report+0x8f/0xa0 [ 1386.558941] ? refcount_dec_not_one+0x71/0x1d0 [ 1386.563505] refcount_dec_not_one+0x71/0x1d0 [ 1386.567903] ? refcount_dec_and_test_checked+0x20/0x20 [ 1386.573173] ? nbd_config_put+0x5da/0x870 [ 1386.577326] refcount_dec_and_mutex_lock+0x1c/0x80 [ 1386.582251] nbd_release+0x108/0x170 [ 1386.585957] ? nbd_queue_rq+0xe60/0xe60 [ 1386.589918] __blkdev_put+0x636/0x870 [ 1386.593715] ? fsync_bdev+0xc0/0xc0 [ 1386.597325] ? locks_remove_file+0x2cd/0x450 [ 1386.601721] ? blkdev_put+0x85/0x520 [ 1386.605422] ? blkdev_put+0x520/0x520 [ 1386.609209] blkdev_close+0x86/0xb0 [ 1386.612820] __fput+0x2ce/0x890 [ 1386.616094] task_work_run+0x148/0x1c0 [ 1386.619974] exit_to_usermode_loop+0x251/0x2a0 [ 1386.624544] do_syscall_64+0x538/0x620 [ 1386.628418] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1386.633589] RIP: 0033:0x7fe3ee72d270 [ 1386.637292] 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 [ 1386.656226] RSP: 002b:00007fffe5f9f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1386.663917] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fe3ee72d270 [ 1386.671169] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 1386.678426] RBP: 00007fe3ef5e7710 R08: 000055ee5b0656e0 R09: 0000000000000018 [ 1386.685690] R10: 000055ee5b069738 R11: 0000000000000246 R12: 0000000000000000 [ 1386.692946] R13: 000055ee5b068f20 R14: 0000000000000003 R15: 000000000000000e [ 1386.700380] Kernel Offset: disabled [ 1386.704003] Rebooting in 86400 seconds..