[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 59.906918][ T26] audit: type=1800 audit(1573963899.384:25): pid=8669 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 59.951750][ T26] audit: type=1800 audit(1573963899.384:26): pid=8669 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 59.991832][ T26] audit: type=1800 audit(1573963899.384:27): pid=8669 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.161' (ECDSA) to the list of known hosts. 2019/11/17 04:11:51 fuzzer started 2019/11/17 04:11:53 dialing manager at 10.128.0.26:41125 2019/11/17 04:11:53 syscalls: 2566 2019/11/17 04:11:53 code coverage: enabled 2019/11/17 04:11:53 comparison tracing: enabled 2019/11/17 04:11:53 extra coverage: extra coverage is not supported by the kernel 2019/11/17 04:11:53 setuid sandbox: enabled 2019/11/17 04:11:53 namespace sandbox: enabled 2019/11/17 04:11:53 Android sandbox: /sys/fs/selinux/policy does not exist 2019/11/17 04:11:53 fault injection: enabled 2019/11/17 04:11:53 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/11/17 04:11:53 net packet injection: enabled 2019/11/17 04:11:53 net device setup: enabled 2019/11/17 04:11:53 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/11/17 04:11:53 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:14:56 executing program 0: r0 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x20000, 0x0) ioctl$FS_IOC_SETVERSION(r0, 0x40087602, &(0x7f0000000040)=0x4) fsetxattr(0xffffffffffffffff, &(0x7f0000000080)=@random={'security.', '+lovboxnet1vmnet0wlan1\x00'}, &(0x7f00000000c0)='/proc/capi/capi20\x00', 0x12, 0x0) r1 = syz_open_dev$sndpcmc(&(0x7f0000000100)='/dev/snd/pcmC#D#c\x00', 0xfff, 0x18f801) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000140)='security.', &(0x7f0000000180)='security.', 0x0) setsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000001c0)=@int=0x7, 0x4) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000200)={0x0, 0x0, 0x7f14b7f09f924141}, &(0x7f0000000240)=0xc) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000280)={r2, @in={{0x2, 0x4e22, @loopback}}, 0xe6f6, 0x3, 0x5, 0x3, 0x100}, 0x98) r3 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000340)='/dev/vga_arbiter\x00', 0x458802, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r1, 0x84, 0x7c, &(0x7f0000000380)={0x0, 0x58b, 0xffc1}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x10, &(0x7f0000000400)=@assoc_value={r4, 0x3}, &(0x7f0000000440)=0x8) r5 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000480)='/dev/dsp\x00', 0x80602, 0x0) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r5, 0x84, 0x7, &(0x7f00000004c0), &(0x7f0000000500)=0x4) syz_genetlink_get_family_id$tipc(&(0x7f0000000540)='TIPC\x00') ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000580)={{&(0x7f0000ffd000/0x3000)=nil, 0x3000}, 0x3}) getsockopt$inet_sctp6_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f00000005c0), &(0x7f0000000600)=0x4) r6 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) ioctl$EXT4_IOC_SETFLAGS(r6, 0x40086602, &(0x7f0000000640)=0xc4008) delete_module(&(0x7f0000000680)='TIPC\x00', 0xe00) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f00000006c0)={0xffffffffffffffff}) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, &(0x7f0000000700)={0x0, 0x9, 0x20}, &(0x7f0000000740)=0xc) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r7, 0x84, 0x10, &(0x7f0000000780)=@sack_info={r8, 0x19a, 0x200}, 0xc) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000007c0)={r2, @in6={{0xa, 0x4e22, 0xef, @local, 0x7}}, 0x8, 0x4}, &(0x7f0000000880)=0x90) r9 = syz_open_dev$vcsn(&(0x7f00000008c0)='/dev/vcs#\x00', 0x6, 0x200000) ioctl$KVM_RUN(r9, 0xae80, 0x0) r10 = openat(0xffffffffffffffff, &(0x7f0000000900)='./file0\x00', 0x20480, 0x84) bind$rds(r10, &(0x7f0000000940)={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) r11 = syz_open_dev$vbi(&(0x7f0000000980)='/dev/vbi#\x00', 0x1, 0x2) ioctl$USBDEVFS_CLAIM_PORT(r11, 0x80045518, &(0x7f00000009c0)=0x80) ioctl$NS_GET_PARENT(r3, 0xb702, 0x0) 04:14:57 executing program 1: r0 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x40, 0x14a000) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, &(0x7f00000012c0)={@mcast1, 0x0}, &(0x7f0000001300)=0x14) connect$can_bcm(r0, &(0x7f0000001340)={0x1d, r1}, 0x10) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000001380)='/dev/autofs\x00', 0x4c0240, 0x0) fstat(0xffffffffffffffff, &(0x7f00000013c0)={0x0, 0x0, 0x0, 0x0, 0x0}) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f0000001440)={{{@in=@multicast2, @in6=@local, 0x4e23, 0x0, 0x4e22, 0x0, 0x5, 0xb0, 0x0, 0x5f, 0x0, r3}, {0x7, 0x1, 0x4, 0xfffffffffffffffc, 0x6c, 0x5, 0xab, 0x5}, {0x7f, 0xada, 0x5, 0x1000}, 0x1ff, 0x6e6bbc, 0x0, 0x7c096866693c246b, 0x1}, {{@in6=@remote, 0x4d5, 0x3c}, 0x0, @in=@dev={0xac, 0x14, 0x14, 0x11}, 0x3502, 0x4, 0x0, 0x4, 0x101, 0x6, 0x148}}, 0xe8) r4 = syz_open_dev$sndpcmc(&(0x7f0000001540)='/dev/snd/pcmC#D#c\x00', 0x200, 0xa10c02) setsockopt$netlink_NETLINK_BROADCAST_ERROR(r4, 0x10e, 0x4, &(0x7f0000001580)=0x7, 0x4) ioctl$VIDIOC_ENUM_FRAMEINTERVALS(r0, 0xc034564b, &(0x7f00000015c0)={0x1f, 0x47504a50, 0x10001, 0xfffffff7, 0x3, @stepwise={{0x7, 0x10001}, {0x2, 0x1}, {0x401, 0x6}}}) r5 = syz_open_dev$audion(&(0x7f0000001600)='/dev/audio#\x00', 0x9e3, 0x802) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000016c0)={r5, 0x10, &(0x7f0000001680)={&(0x7f0000001640)=""/35, 0x23, 0xffffffffffffffff}}, 0x10) r6 = syz_open_dev$midi(&(0x7f0000001700)='/dev/midi#\x00', 0x4, 0x82) ioctl$EXT4_IOC_GROUP_ADD(r6, 0x40286608, &(0x7f0000001740)={0x4, 0x8, 0x200, 0x3f, 0x6, 0xb1c8}) setsockopt$inet_MCAST_LEAVE_GROUP(0xffffffffffffffff, 0x0, 0x2d, &(0x7f0000001780)={0x81, {{0x2, 0x4e22, @remote}}}, 0x88) ioctl$KVM_CREATE_VM(r5, 0xae01, 0x0) r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000001840)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0) r8 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000001880)='/dev/snapshot\x00', 0x210a81, 0x0) recvmsg$can_j1939(r8, &(0x7f0000003d00)={&(0x7f00000018c0)=@nfc, 0x80, &(0x7f0000003c40)=[{&(0x7f0000001940)=""/11, 0xb}, {&(0x7f0000001980)=""/235, 0xeb}, {&(0x7f0000001a80)=""/16, 0x10}, {&(0x7f0000001ac0)=""/232, 0xe8}, {&(0x7f0000001bc0)=""/81, 0x51}, {&(0x7f0000001c40)=""/4096, 0x1000}, {&(0x7f0000002c40)=""/4096, 0x1000}], 0x7, &(0x7f0000003cc0)=""/34, 0x22}, 0x40) getsockopt$SO_J1939_ERRQUEUE(r6, 0x6b, 0x4, &(0x7f0000003d40), &(0x7f0000003d80)=0x4) pipe(&(0x7f0000003dc0)={0xffffffffffffffff, 0xffffffffffffffff}) r11 = syz_genetlink_get_family_id$tipc(&(0x7f0000003e40)='TIPC\x00') sendmsg$TIPC_CMD_SET_LINK_PRI(r10, &(0x7f0000003f40)={&(0x7f0000003e00)={0x10, 0x0, 0x0, 0x8802006}, 0xc, &(0x7f0000003f00)={&(0x7f0000003e80)={0x68, r11, 0x20, 0x70bd29, 0x25dfdbfd, {{}, 0x0, 0x4108, 0x0, {0x4c, 0x18, {0x200000, @link='broadcast-link\x00'}}}, ["", "", "", "", "", "", "", "", "", ""]}, 0x68}, 0x1, 0x0, 0x0, 0x2ef1e926e281aa1a}, 0x4009040) r12 = syz_open_dev$video4linux(&(0x7f0000003f80)='/dev/v4l-subdev#\x00', 0x1f, 0x400000) ppoll(&(0x7f0000003fc0)=[{r12, 0x14}], 0x1, &(0x7f0000004000)={0x0, 0x1c9c380}, &(0x7f0000004040)={0xffffffffffffff00}, 0x8) ioctl$sock_inet_SIOCDELRT(r9, 0x890c, &(0x7f00000040c0)={0x0, {0x2, 0x4e20, @multicast1}, {0x2, 0x4e23, @broadcast}, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0xb}}, 0x100, 0x0, 0x0, 0x0, 0xfff8, &(0x7f0000004080)='team_slave_0\x00', 0x2, 0x1, 0xfff8}) r13 = syz_open_dev$dspn(&(0x7f0000004140)='/dev/dsp#\x00', 0x7, 0x1) ioctl$DRM_IOCTL_ADD_CTX(r13, 0xc0086420, &(0x7f0000004180)) getsockopt$X25_QBITINCL(r7, 0x106, 0x1, &(0x7f00000041c0), &(0x7f0000004200)=0x4) r14 = syz_open_dev$audion(&(0x7f0000004240)='/dev/audio#\x00', 0x20, 0x82) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000004280)={'veth0_to_team\x00', r1}) setsockopt$inet_mreqn(r14, 0x0, 0x23, &(0x7f00000042c0)={@initdev={0xac, 0x1e, 0x1, 0x0}, @initdev={0xac, 0x1e, 0x1, 0x0}, r15}, 0xc) syzkaller login: [ 257.565478][ T8836] IPVS: ftp: loaded support on port[0] = 21 [ 257.691552][ T8838] IPVS: ftp: loaded support on port[0] = 21 04:14:57 executing program 2: r0 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0xdd, 0x40) getsockopt$IPT_SO_GET_ENTRIES(r0, 0x0, 0x41, &(0x7f0000000040)={'nat\x00', 0x30, "c5145f595ba9ebf601bbd133e008adea746b09965c5709812633dbba22d0940f5bbfaca8c02b230f10e320acd8c6b73a"}, &(0x7f00000000c0)=0x54) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x48001, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r1, 0x404c534a, &(0x7f0000000140)={0x9, 0x2, 0x5}) fsetxattr$security_smack_transmute(0xffffffffffffffff, &(0x7f00000001c0)='security.SMACK64TRANSMUTE\x00', &(0x7f0000000200)='TRUE', 0x4, 0xf9fba9ffdd8a05af) getsockopt$EBT_SO_GET_INIT_INFO(r0, 0x0, 0x82, &(0x7f0000000240)={'broute\x00'}, &(0x7f00000002c0)=0x78) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000300)='/dev/snapshot\x00', 0x101000, 0x0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r2, 0x80045300, &(0x7f0000000340)) r3 = syz_open_dev$vbi(&(0x7f0000000380)='/dev/vbi#\x00', 0x0, 0x2) io_uring_enter(r3, 0x6875, 0xf4, 0x7, &(0x7f00000003c0), 0x8) syz_extract_tcp_res$synack(&(0x7f0000000400), 0x1, 0x0) ioctl$VIDIOC_SUBDEV_ENUM_DV_TIMINGS(0xffffffffffffffff, 0xc0945662, &(0x7f0000000440)={0x2, 0x0, [], {0x0, @reserved}}) io_uring_enter(r2, 0x2, 0x6, 0x1, &(0x7f0000000500)={0x100}, 0x8) openat$dsp(0xffffffffffffff9c, &(0x7f0000000540)='/dev/dsp\x00', 0x40, 0x0) r4 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000580)='/dev/cachefiles\x00', 0x501a03, 0x0) write$binfmt_aout(r4, &(0x7f00000005c0)={{0x1c7, 0x81, 0x56, 0x3ac, 0x245, 0x7, 0x2ee, 0x1}, "05157b3f896720a98b0455da6b708e3d2f9df00d3b42acd6f0f930edec101281182ef9fdec45dbfcc3e894cbf0e146ff75c885b2790d8242b24ba1360af4051541518d67a9fb3652c499633b6189751e0912b8264e7261be18509fa389b0", [[], [], []]}, 0x37e) ioctl$TUNGETFEATURES(r2, 0x800454cf, &(0x7f0000000940)) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000b00)='/dev/vhost-vsock\x00', 0x2, 0x0) clone3(&(0x7f0000000d80)={0x40000000, &(0x7f0000000b40), &(0x7f0000000b80)=0x0, &(0x7f0000000bc0), 0x3e, 0x0, &(0x7f0000000c00)=""/87, 0x57, &(0x7f0000000c80)=""/255}, 0x40) fcntl$setownex(r5, 0xf, &(0x7f0000000dc0)={0x1, r6}) r7 = syz_open_dev$admmidi(&(0x7f0000000e00)='/dev/admmidi#\x00', 0x1000, 0x200000) ioctl$VT_OPENQRY(r7, 0x5600, &(0x7f0000000e40)) r8 = dup(0xffffffffffffffff) r9 = syz_open_dev$swradio(&(0x7f0000000e80)='/dev/swradio#\x00', 0x1, 0x2) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000ec0)={0x4, 0x14, 0x1, r7}) r11 = bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000f00), 0x4) r12 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000001040)={&(0x7f0000000f40)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x94, 0x94, 0x3, [@func_proto={0x0, 0x2, 0x0, 0xd, 0x0, [{0xe, 0x1}, {0xb, 0x4}]}, @typedef={0xc, 0x0, 0x0, 0x8, 0x3}, @struct={0x7, 0x1, 0x0, 0x4, 0x0, 0x5, [{0x7, 0x4, 0x701}]}, @restrict={0x5, 0x0, 0x0, 0xb, 0x4}, @union={0xd, 0x1, 0x0, 0x5, 0x1, 0x3, [{0xe, 0x1, 0x1}]}, @restrict={0x6, 0x0, 0x0, 0xb, 0x5}, @const={0x9, 0x0, 0x0, 0xa, 0x5}, @array={0x0, 0x0, 0x0, 0x3, 0x0, {0x1, 0x4, 0x9b0}}]}, {0x0, [0x0]}}, &(0x7f0000001000), 0xaf, 0x0, 0x1}, 0x20) io_uring_register$IORING_REGISTER_FILES(r8, 0x2, &(0x7f0000001080)=[r9, r10, r11, 0xffffffffffffffff, r12], 0x5) r13 = add_key$user(&(0x7f00000010c0)='user\x00', &(0x7f0000001100)={'syz', 0x2}, &(0x7f0000001140)="1eb6fe0bdd6122c133515b708b463596386b8cb6c4d5c7d47dab5ddfdfb775206b94ebc8aaf7b308cfff50b620169de27e8139638128e4adece217c44449f7cd963d545dddc7962c00e8be4394b5383dd0ba5c75a308ddef2f8432cf357be4fd9896d8b259a24079e1085ad749a17805b55454318ceccff83271f99253f62494e9d2fee7fbbdf0dfeefe658e076b3dd7a442657a316d44546a8e74adf9a0dee22ee8fd16a7053eb9495412151a52774761de1327f44f3fa811e976877060882fd8922bf94750a187d112ce0cd8370836bfc275e1f7c3d1ba5c9495d634b3af7d1696b197a7", 0xe5, 0xfffffffffffffffd) r14 = add_key$keyring(&(0x7f00000012c0)='keyring\x00', &(0x7f0000001300)={'syz', 0x0}, 0x0, 0x0, 0xffffffffffffffff) keyctl$search(0xa, r13, &(0x7f0000001240)='id_resolver\x00', &(0x7f0000001280)={'syz', 0x1}, r14) [ 257.777364][ T8836] chnl_net:caif_netlink_parms(): no params data found [ 257.906495][ T8836] bridge0: port 1(bridge_slave_0) entered blocking state [ 257.933338][ T8836] bridge0: port 1(bridge_slave_0) entered disabled state [ 257.951210][ T8836] device bridge_slave_0 entered promiscuous mode [ 257.992831][ T8836] bridge0: port 2(bridge_slave_1) entered blocking state [ 257.999956][ T8836] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.011396][ T8841] IPVS: ftp: loaded support on port[0] = 21 [ 258.023540][ T8836] device bridge_slave_1 entered promiscuous mode 04:14:57 executing program 3: r0 = accept$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @local}, &(0x7f0000000040)=0x1c) r1 = openat$userio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userio\x00', 0x200800, 0x0) r2 = openat$vimc1(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/video1\x00', 0x2, 0x0) ppoll(&(0x7f0000000100)=[{0xffffffffffffffff, 0xd0}, {r0, 0x481}, {r1, 0x4070}, {r2, 0x8000}], 0x4, &(0x7f0000000140)={0x77359400}, &(0x7f0000000180), 0x8) r3 = syz_open_dev$mice(&(0x7f00000001c0)='/dev/input/mice\x00', 0x0, 0x40800) ioctl$LOOP_GET_STATUS64(r3, 0x4c05, &(0x7f0000000200)) syz_open_dev$binderN(&(0x7f0000000300)='/dev/binder#\x00', 0x0, 0x800) getpid() ioctl$sock_SIOCADDDLCI(r3, 0x8980, &(0x7f0000000340)={'teql0\x00', 0x9}) ioctl$KVM_CHECK_EXTENSION(r3, 0xae03, 0x0) r4 = openat$full(0xffffffffffffff9c, &(0x7f0000000380)='/dev/full\x00', 0x200682, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f00000003c0)=0xfffffffffffffc00) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000400)='/dev/vga_arbiter\x00', 0x40, 0x0) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000440)={0x0, 0x4, 0x20, 0x6, 0x0, 0x7b95}, &(0x7f0000000480)=0x14) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r5, 0x84, 0x6d, &(0x7f00000004c0)={r6, 0x87, "8c654a4d80f41e59c88d929260db8729e73b7f8e2a9e6b4e61106563bed40452ae2fccc243ae9d08f5179db96edf2148573dcb75a6ef17d2029f35fcd0ca520dcf10a9ca29a098139f1bb7bbf89d16ae0036f34c0abf75b78bb5e6c607ba5a3b3db669bfd4efbebc04f70e984e6d8d1cad64ba02d927cdca6d2ce36d241fdb10f8992104b5a931"}, &(0x7f0000000580)=0x8f) ioctl$sock_FIOGETOWN(0xffffffffffffffff, 0x8903, &(0x7f00000005c0)=0x0) sched_getattr(r7, &(0x7f0000000600)={0x30}, 0x30, 0x0) ioctl$VIDIOC_SUBDEV_G_SELECTION(0xffffffffffffffff, 0xc040563d, &(0x7f0000000640)={0x1, 0x0, 0x0, 0x2, {0x7, 0x5, 0xa2000000, 0x2}}) setrlimit(0x4, &(0x7f0000000680)={0x0, 0x7}) r8 = syz_open_dev$dri(&(0x7f00000006c0)='/dev/dri/card#\x00', 0xffffffff, 0x90080) ioctl$DRM_IOCTL_AGP_ALLOC(r8, 0xc0206434, &(0x7f0000000700)={0x10000000000, 0x0, 0x0, 0xd7}) ioctl$DRM_IOCTL_AGP_UNBIND(r4, 0x40106437, &(0x7f0000000740)={r9}) r10 = accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000780), &(0x7f00000007c0)=0xe, 0xe409e5e3d6e1c8b6) r11 = signalfd(0xffffffffffffffff, &(0x7f0000000800)={0x80}, 0x8) ioctl$FIDEDUPERANGE(r10, 0xc0189436, &(0x7f0000000840)={0x81, 0x0, 0x1, 0x0, 0x0, [{r11, 0x0, 0x855}]}) r12 = openat$zero(0xffffffffffffff9c, &(0x7f0000000900)='/dev/zero\x00', 0x420203, 0x0) perf_event_open$cgroup(&(0x7f0000000880)={0x0, 0x70, 0x81, 0xb1, 0xc0, 0x9, 0x0, 0x5f, 0x800, 0xddd97790b6a84c33, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x2, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x2, @perf_config_ext={0x0, 0x100000000}, 0x8001, 0x9f9, 0x7ff, 0x4, 0x23, 0x5, 0x1}, r12, 0x10, 0xffffffffffffffff, 0x1) r13 = openat(0xffffffffffffffff, &(0x7f0000000940)='./file0\x00', 0x40000, 0x3) ioctl$VIDIOC_G_INPUT(r13, 0x80045626, &(0x7f0000000980)) ioctl$DRM_IOCTL_MODE_GETCRTC(0xffffffffffffffff, 0xc06864a1, &(0x7f0000000a00)={&(0x7f00000009c0)=[0x4, 0x7, 0x5, 0x200, 0x5, 0x9], 0x6, 0x7, 0x3, 0x4, 0x34642378, 0x3, {0x2, 0x4, 0x1f, 0x7, 0x0, 0x9, 0x4, 0x1ff, 0x3ff, 0x0, 0x0, 0x4, 0x200, 0x9, "6d4a2333dc784bccc2f48ae78abbb040ef70759240c3249b0f17e7e6d7952280"}}) [ 258.056014][ T8838] chnl_net:caif_netlink_parms(): no params data found [ 258.086935][ T8836] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 258.139890][ T8836] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 258.190559][ T8838] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.214426][ T8838] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.235056][ T8838] device bridge_slave_0 entered promiscuous mode [ 258.254676][ T8838] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.261784][ T8838] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.283490][ T8838] device bridge_slave_1 entered promiscuous mode [ 258.317973][ T8836] team0: Port device team_slave_0 added [ 258.350414][ T8838] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 258.365340][ T8836] team0: Port device team_slave_1 added [ 258.381280][ T8844] IPVS: ftp: loaded support on port[0] = 21 [ 258.389873][ T8838] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 04:14:57 executing program 4: syz_mount_image$ceph(&(0x7f0000000000)='ceph\x00', &(0x7f0000000040)='./file0\x00', 0x5, 0x4, &(0x7f0000000340)=[{&(0x7f0000000080)="1e2cd442de1a60497b57e9c5ddda9f969ae17e2b878dc4bae72757c7658db2c3fe312253d9434835ea99f9d3d68f4f0dfcf5b51df7e3a14dfff8234bbb44765e380c8de8b7bdb0a8a328edd9efe53e248729cfd99302c8f5044d0bed4d007ac3756f62646f0c74261352693b8f00143377b472405393db3ce063f818bd26ea199c779b1c1d55782d8a4d97f78bedde24657811c4cea6ec1eee56fd665903f983d4b93a44ce82454ae5ea91f54de548ac5a0f7d0bb99406871b124fa47bc17805ef85aade7f011fedba0f8d318fa0a6e61a81f36935a167f9ac6f86ac1527edd22d63", 0xe2, 0x9}, {&(0x7f0000000180)='F)L@tB', 0x6, 0x7fff}, {&(0x7f00000001c0)="0219f24909b7090e4a15232563a1024ee282750903b6be5a28d58d03446cea7ff20313d335b9e8a6961bbd737e59ca2ee6c659ae144ee8cb866aaad39f89240a0ff8c2991c9c504c1c057f7897aaec3331008f213345f1d16006e1659f0e527b678ec44af124d48947474fbc4287474cf7b486ea2755be607f8117085b05e098a1d629151d78f62970a73f4a6c684ef196f6070627d303", 0x97, 0x2}, {&(0x7f0000000280)="dc2445073aa120f331e5f568746355659090ab58c2d41f0864a27b900d8bfb9ce389a5a7fa7b0221a15982e1b5c121647e400939aa019bf89db06553141b2fd588a81d0661e30bc4f67591798513c1e8ea11081367919751e8cf8d2d6ec614868c11db742ad4da90e0e93c4d105aabd5084387dfc4e7dd4ee26a07f73e6de20a27c78c7d0adc", 0x86, 0x6}], 0xc01c0898507ee5e7, &(0x7f00000003c0)='([(md5sum!.selinuxnodevsystem-/bdev\xe0\xff(\x00') r0 = open$dir(&(0x7f0000000400)='./file0\x00', 0x44000, 0xe2) readlinkat(r0, &(0x7f0000000440)='./file0\x00', &(0x7f0000000480)=""/4096, 0x1000) chroot(&(0x7f0000001480)='./file0\x00') r1 = syz_open_dev$amidi(&(0x7f00000014c0)='/dev/amidi#\x00', 0x215984fb, 0x10000) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r1, 0xc0045516, &(0x7f0000001500)=0x80000001) r2 = shmget$private(0x0, 0x1000, 0x78000420, &(0x7f0000ffc000/0x1000)=nil) shmctl$SHM_INFO(r2, 0xe, &(0x7f0000001540)=""/15) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000001580)='/dev/dlm-monitor\x00', 0x80, 0x0) ioctl$SG_GET_SG_TABLESIZE(r3, 0x227f, &(0x7f00000015c0)) openat$ppp(0xffffffffffffff9c, &(0x7f0000001600)='/dev/ppp\x00', 0x40002, 0x0) symlink(&(0x7f0000001640)='./file0\x00', &(0x7f0000001680)='./file0/file0\x00') mq_open(&(0x7f00000016c0)='([(md5sum!.selinuxnodevsystem-/bdev\xe0\xff(\x00', 0x883, 0x100, &(0x7f0000001700)={0x0, 0x0, 0x20, 0x572, 0xffff, 0x100000000, 0x8, 0x80000000}) r4 = msgget$private(0x0, 0x240) msgctl$MSG_INFO(r4, 0xc, &(0x7f0000001740)=""/4096) r5 = syz_open_dev$mice(&(0x7f0000002740)='/dev/input/mice\x00', 0x0, 0x1c1000) ioctl$TIOCLINUX2(r5, 0x541c, &(0x7f0000002780)={0x2, 0x2, 0x7, 0x118, 0xffff, 0x9}) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(0xffffffffffffffff, 0x84, 0x21, &(0x7f00000027c0)=0x81, 0x4) ioctl$RTC_WKALM_SET(r3, 0x4028700f, &(0x7f0000002800)={0x0, 0x1, {0x21, 0x1, 0x11, 0xb, 0x0, 0x80000001, 0x4, 0x3b}}) r6 = syz_open_dev$vcsn(&(0x7f0000002840)='/dev/vcs#\x00', 0x6, 0x402000) openat$cgroup_ro(r6, &(0x7f0000002880)='cpuacct.usage_sys\x00', 0x0, 0x0) ioctl$sock_rose_SIOCRSCLRRT(0xffffffffffffffff, 0x89e4) fsconfig$FSCONFIG_CMD_RECONFIGURE(r3, 0x7, 0x0, 0x0, 0x0) ioctl$DRM_IOCTL_ADD_MAP(r6, 0xc0286415, &(0x7f00000028c0)={0x0, 0x7f, 0x6, 0x50, &(0x7f0000ffc000/0x1000)=nil, 0x8000}) getsockopt$IPT_SO_GET_ENTRIES(0xffffffffffffffff, 0x0, 0x41, &(0x7f0000002900)={'nat\x00', 0x28, "7365322fb84b128b65fe57c79e38e58d93f714d2d43ca4aaeb27a27ed5685e3df432a7dc7920f36d"}, &(0x7f0000002980)=0x4c) ioctl$TIOCGRS485(0xffffffffffffffff, 0x542e, &(0x7f00000029c0)) r7 = socket$tipc(0x1e, 0x2, 0x0) ioctl$sock_SIOCINQ(r7, 0x541b, &(0x7f0000002a00)) r8 = syz_open_dev$radio(&(0x7f0000002a40)='/dev/radio#\x00', 0x1, 0x2) ioctl$EVIOCGMTSLOTS(r8, 0x8040450a, &(0x7f0000002a80)=""/189) [ 258.496656][ T8836] device hsr_slave_0 entered promiscuous mode [ 258.562716][ T8836] device hsr_slave_1 entered promiscuous mode [ 258.632970][ T8838] team0: Port device team_slave_0 added [ 258.671576][ T8846] IPVS: ftp: loaded support on port[0] = 21 [ 258.706380][ T8838] team0: Port device team_slave_1 added 04:14:58 executing program 5: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r0, 0xc08c5334, &(0x7f0000000040)={0x3, 0x3ff, 0x7f, 'queue1\x00', 0x1}) ioctl$UI_DEV_DESTROY(0xffffffffffffffff, 0x5502) r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000100)='/proc/capi/capi20\x00', 0x0, 0x0) ioctl$EVIOCSABS20(r1, 0x401845e0, &(0x7f0000000140)={0x0, 0x113d069c, 0xfff, 0x80000000, 0x3488, 0xfffffffb}) r2 = socket$isdn_base(0x22, 0x3, 0x0) io_cancel(0x0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x1ff, r2, &(0x7f0000000180)="b6", 0x1, 0x7, 0x0, 0x2}, &(0x7f0000000200)) mlockall(0x1) ioctl$EVIOCGVERSION(r1, 0x80044501, &(0x7f0000000240)=""/98) r3 = openat$vimc2(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/video2\x00', 0x2, 0x0) ioctl$VIDIOC_SUBDEV_ENUM_FRAME_INTERVAL(r3, 0xc040564b, &(0x7f0000000300)={0xfff, 0x0, 0x6001, 0x5, 0xfffffffc, {0xb4, 0x6}, 0x3}) ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000340)='/dev/mixer\x00', 0x81, 0x0) setsockopt$RXRPC_MIN_SECURITY_LEVEL(r4, 0x110, 0x4, &(0x7f0000000380), 0x4) ioctl$int_in(0xffffffffffffffff, 0x0, &(0x7f00000003c0)=0x877) connect$rxrpc(r4, &(0x7f0000000400)=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e20, @broadcast}}, 0x24) ioctl$EVIOCSABS3F(r4, 0x401845ff, &(0x7f0000000440)={0x6, 0x8, 0xffffffff, 0x7, 0x2, 0xffff9dd4}) r5 = fcntl$dupfd(r3, 0x406, 0xffffffffffffffff) ioctl$TIOCGDEV(r5, 0x80045432, &(0x7f0000000480)) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/sequencer2\x00', 0x22000, 0x0) ioctl$UI_SET_ABSBIT(r6, 0x40045567, 0x4) r7 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000500)='/dev/qat_adf_ctl\x00', 0x2000, 0x0) setsockopt$SO_J1939_FILTER(r7, 0x6b, 0x1, &(0x7f0000000540)=[{0x0, 0x2, {0x7, 0xf1, 0x1}, {0x1, 0x190, 0x1}, 0xfb}, {0x1, 0x1, {0x0, 0x0, 0x2}, {0x1, 0x77485762081b757e, 0x1}, 0x0, 0xfd}, {0x1, 0x3, {0x0, 0xf0, 0x6}, {0x2, 0xf0, 0x2}, 0xfe, 0xfd}, {0x3, 0x1, {0x0, 0x0, 0x4}, {0x3, 0x2f07eda3edda90cb, 0x4}, 0xfe, 0xff}, {0x2, 0x0, {0x2, 0x5ec7018f27d75e00}, {0x2, 0x0, 0x1}, 0x1, 0x1}, {0x0, 0x0, {0x0, 0xff, 0x2}, {}, 0xfe}, {0x0, 0x0, {0x2, 0xff}, {0x2, 0x0, 0x4}, 0xff, 0xfe}], 0xe0) r8 = syz_open_dev$amidi(&(0x7f0000000640)='/dev/amidi#\x00', 0x3, 0x8002) bind$rose(r8, &(0x7f0000000680)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x1, [@bcast, @default, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null]}, 0x40) socket$inet6_sctp(0xa, 0x5, 0x84) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f00000006c0)={0x0, 0x0}) ptrace$getsig(0x4202, r9, 0x5, &(0x7f0000000700)) r10 = syz_open_dev$cec(&(0x7f0000000780)='/dev/cec#\x00', 0x2, 0x2) ioctl$TUNDETACHFILTER(r10, 0x401054d6, 0x0) [ 258.858518][ T8841] chnl_net:caif_netlink_parms(): no params data found [ 258.987506][ T8838] device hsr_slave_0 entered promiscuous mode [ 259.042737][ T8838] device hsr_slave_1 entered promiscuous mode [ 259.072813][ T8838] debugfs: Directory 'hsr0' with parent '/' already present! [ 259.366668][ T8841] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.402305][ T8841] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.442340][ T8841] device bridge_slave_0 entered promiscuous mode [ 259.508308][ T8871] IPVS: ftp: loaded support on port[0] = 21 [ 259.610933][ T8841] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.633589][ T8841] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.684991][ T8841] device bridge_slave_1 entered promiscuous mode [ 259.719174][ T8844] chnl_net:caif_netlink_parms(): no params data found [ 260.003807][ T8841] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 260.064854][ T8841] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 260.188129][ T8836] 8021q: adding VLAN 0 to HW filter on device bond0 [ 260.352054][ T8841] team0: Port device team_slave_0 added [ 260.375043][ T8841] team0: Port device team_slave_1 added [ 260.385262][ T8844] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.442374][ T8844] bridge0: port 1(bridge_slave_0) entered disabled state [ 260.482324][ T8844] device bridge_slave_0 entered promiscuous mode [ 260.606107][ T8841] device hsr_slave_0 entered promiscuous mode [ 260.663170][ T8841] device hsr_slave_1 entered promiscuous mode [ 260.712404][ T8841] debugfs: Directory 'hsr0' with parent '/' already present! [ 260.722748][ T8846] chnl_net:caif_netlink_parms(): no params data found [ 260.770650][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.808046][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.833302][ T8844] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.840429][ T8844] bridge0: port 2(bridge_slave_1) entered disabled state [ 260.894035][ T8844] device bridge_slave_1 entered promiscuous mode [ 260.917215][ T8836] 8021q: adding VLAN 0 to HW filter on device team0 [ 260.968522][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 261.007217][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 261.036229][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.044418][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 261.074013][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 261.108578][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 261.123045][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.130691][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 261.243429][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 261.321770][ T8844] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 261.356748][ T8838] 8021q: adding VLAN 0 to HW filter on device bond0 [ 261.365860][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 261.381553][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 261.391871][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 261.409419][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 261.450004][ T8844] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 261.464307][ T8846] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.471421][ T8846] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.503388][ T8846] device bridge_slave_0 entered promiscuous mode [ 261.555940][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 261.574190][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 261.603616][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 261.633609][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 261.652402][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 261.661465][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 261.693012][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 261.724017][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 261.743062][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 261.822799][ T8871] chnl_net:caif_netlink_parms(): no params data found [ 261.845869][ T8836] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 261.874332][ T8846] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.881469][ T8846] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.913534][ T8846] device bridge_slave_1 entered promiscuous mode [ 261.946799][ T8838] 8021q: adding VLAN 0 to HW filter on device team0 [ 261.977278][ T8844] team0: Port device team_slave_0 added [ 262.055081][ T8844] team0: Port device team_slave_1 added [ 262.061296][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.083317][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.091904][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.099103][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.132826][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.141827][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.172732][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.179864][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.223000][ T8846] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 262.301305][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 262.333101][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 262.359650][ T8846] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 262.486222][ T8844] device hsr_slave_0 entered promiscuous mode [ 262.532966][ T8844] device hsr_slave_1 entered promiscuous mode [ 262.552914][ T8844] debugfs: Directory 'hsr0' with parent '/' already present! [ 262.568866][ T8836] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 262.580152][ T8846] team0: Port device team_slave_0 added [ 262.589807][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 262.602663][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 262.610454][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 262.658703][ T8846] team0: Port device team_slave_1 added [ 262.674448][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 262.683831][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 262.693577][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 262.703156][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 262.711854][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 262.721627][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.743446][ T8871] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.750541][ T8871] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.766424][ T8871] device bridge_slave_0 entered promiscuous mode [ 262.805766][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 262.823528][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 262.852793][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 262.864944][ T8838] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 262.882536][ T8871] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.889818][ T8871] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.909621][ T8871] device bridge_slave_1 entered promiscuous mode [ 263.027762][ T8871] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 263.057590][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 263.072892][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 263.125803][ T8846] device hsr_slave_0 entered promiscuous mode [ 263.152741][ T8846] device hsr_slave_1 entered promiscuous mode [ 263.192500][ T8846] debugfs: Directory 'hsr0' with parent '/' already present! [ 263.214673][ T8871] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 263.269211][ T8841] 8021q: adding VLAN 0 to HW filter on device bond0 [ 263.305295][ T8838] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 263.385253][ T8871] team0: Port device team_slave_0 added [ 263.401563][ T8841] 8021q: adding VLAN 0 to HW filter on device team0 [ 263.484129][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 263.492137][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 263.555750][ T8871] team0: Port device team_slave_1 added [ 263.654865][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 263.674604][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 263.740763][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 263.747965][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state 04:15:03 executing program 0: perf_event_open(&(0x7f0000000180)={0x400000001, 0xfffffffffffffd85, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0x3}, 0x0, 0x8, 0xfffffffd}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) mmap$IORING_OFF_SQES(&(0x7f0000ffd000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x10000000) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000200)={0x0, 0x0, 0x10}, 0x10) mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) bpf$MAP_CREATE(0x0, &(0x7f0000000240)={0x10, 0x9, 0x2, 0xbe}, 0xfffffdeb) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000007ac0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000007a00)=""/129, 0x81}, 0x100) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000300)={@initdev, @rand_addr, 0x0}, &(0x7f0000000340)=0xc) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x42000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000280)=ANY=[@ANYBLOB="780000001200040027bd7000fbdb56baf827baf9962fdf2507000000", @ANYRES32=r0, @ANYBLOB="00f52c000000000000001d00060000000c002200d5b7e247f79e1b8708000d00e300000024000e376e040000000000000008000000000000100000000500000008001f00030000000800210000000000"], 0x78}, 0x1, 0x0, 0x0, 0x20004000}, 0xc090) r1 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0xea, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open$cgroup(0x0, 0xffffffffffffffff, 0x0, r2, 0x2) recvmsg(0xffffffffffffffff, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000b40)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00\xc7\xbal&\x1e\xab\ry\xab0\xe6\f<\xed_\xee\xe6\x1b\xc9\xb0\t\x81\xac\x03\xa8s+\x8di\xb7V\xde\x15\xd3,\xb4\xeb\xcfwz\x1b\xac\xf8\xff\xbd\xe4\xa2\x84\v\x17\xf4*\x14\x83\r\xe2>*\xd4{\xdcH\x1b_\xab&\x98\x1b\xd7\x9b\xe9\xd7A\xe2\xc4\xfc\x03\xc9^\xb8\xd4Z\xee\x98', 0x2761, 0x0) write$cgroup_int(r3, &(0x7f0000000080), 0x297ef) socketpair(0x5, 0x1, 0x0, &(0x7f00000006c0)) socket$kcm(0xa, 0x3, 0x11) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x50010002) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$USBDEVFS_BULK(r1, 0xc0185502, &(0x7f0000000040)={{0xe}, 0x80, 0x2, 0x4c, 0x200, &(0x7f00000000c0)="785115d64c042e64221dddb1ee0a8bea56fa68d6dd6c922aada94592fcad975634a9501172b8932fc383c2b7fe270fada32dc88b1f360ec37049c6833883ec6d156181aa009586b646689456"}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$USBDEVFS_GETDRIVER(r7, 0x41045508, &(0x7f0000000480)={0x3, "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"}) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$TUNSETOFFLOAD(r5, 0x400454d0, 0x4) bpf$MAP_CREATE(0x0, 0x0, 0x0) ioctl$VIDIOC_STREAMOFF(r3, 0x40045613, &(0x7f0000000000)=0x2) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x4000) sendmsg$kcm(0xffffffffffffffff, 0x0, 0x0) [ 263.802604][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 263.811546][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 263.898832][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 263.906053][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 264.012641][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 264.021622][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 264.215938][ T8871] device hsr_slave_0 entered promiscuous mode [ 264.293167][ T8871] device hsr_slave_1 entered promiscuous mode [ 264.322467][ T8871] debugfs: Directory 'hsr0' with parent '/' already present! [ 264.331012][ T8841] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network 04:15:03 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r1 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x40000, 0x0) getsockname$tipc(r1, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10) r2 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x16, 0x6, &(0x7f0000000000)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x61, 0x11, 0x4c}, [@func={0x85, 0x0, 0x1, 0x0, 0x2}, @call={0x85, 0x0, 0x0, 0x7}, @exit]}, &(0x7f0000000080)='GPL\x00', 0x4, 0xc3, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x70) r3 = syz_open_dev$admmidi(&(0x7f0000000140)='/dev/admmidi#\x00', 0xfffffffffffffff8, 0xb0020) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000001c0)='IPVS\x00') r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = dup2(r5, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) connect$pppoe(r6, &(0x7f0000000300)={0x18, 0x0, {0x2, @remote, 'hsr0\x00'}}, 0x1e) sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x4011}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB='(\b\x00\x00', @ANYRES16=r4, @ANYBLOB="00082cbd7000fcdbdf250d0000000c000300080003000200000008000500060000002c000300080005000000a20d080003000400000008000500ac1414aa08000800090000000800030005000000"], 0x54}, 0x1, 0x0, 0x0, 0x4}, 0x24004081) [ 264.362199][ T8841] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 264.448913][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 264.471066][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 264.530904][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 264.579549][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 264.641405][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 264.673654][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 264.711673][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 264.768069][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 264.810243][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 264.936819][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 264.963027][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 04:15:04 executing program 0: perf_event_open(&(0x7f00000001c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) write$binfmt_misc(r1, &(0x7f0000000100)=ANY=[@ANYRESHEX], 0xffe8) r3 = socket$inet(0x2, 0x3, 0x29) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)) r4 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000001440), 0x4) lstat(0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) getgroups(0x0, 0x0) getpid() ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, 0x0, 0x0) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, 0x0, 0x0) bind$inet(r3, &(0x7f0000000180)={0x2, 0x0, @local}, 0x10) connect$inet(r2, &(0x7f0000000000)={0x2, 0x0, @multicast1}, 0x10) splice(r0, 0x0, r2, 0x0, 0x10005, 0x0) [ 265.002634][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 265.045930][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 265.063558][ C0] hrtimer: interrupt took 25835 ns [ 265.134287][ T8841] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 265.202488][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 265.208512][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 265.251938][ T8844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 265.392249][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 265.398084][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 265.456698][ T8846] 8021q: adding VLAN 0 to HW filter on device bond0 [ 265.531989][ T8844] 8021q: adding VLAN 0 to HW filter on device team0 [ 265.612885][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 265.621239][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready 04:15:05 executing program 1: mkdir(&(0x7f0000000100)='./file1\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) syz_init_net_socket$ax25(0x3, 0x3, 0xcd) r1 = dup2(0xffffffffffffffff, r0) r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x92440, 0x0) getsockopt$SO_J1939_ERRQUEUE(r2, 0x6b, 0x4, &(0x7f00000000c0), &(0x7f0000000140)=0x4) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mount(&(0x7f0000000000)=ANY=[@ANYBLOB="b2c241fb302431482f6465762f6e62643065"], &(0x7f0000000040)='./file1\x00', &(0x7f0000000240)='xfs\x00', 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) open_by_handle_at(r3, &(0x7f0000000180)={0xb7, 0x1ff, "f135448f7e58850ce7485f959960fe80e4dbddd1c7a7df3ad6ea6df3074e482488d7c04a0167a318c6eadde398286fef228f0aa76490e3615f1f8ef4950b4ab7270f9266cc99b13c026309fcab2d3bfe7dc27edcd1eff69910db3036a58ea0afeac1bfc6414a288487a96f34e70a1ea1d9e581734085e80c4adedb7cb5c9b82b33cbdc2054ee8cf161721f44a6d4e084e1804a274307bb90116f1a1c979859e9024e22a1301b0e14af6db8580b9516"}, 0x222000) [ 265.746539][ T8846] 8021q: adding VLAN 0 to HW filter on device team0 [ 265.824998][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 265.862889][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 265.873105][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 265.881997][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready 04:15:05 executing program 0: syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x1, 0x0) syz_open_dev$radio(&(0x7f0000000180)='/dev/radio#\x00', 0x3, 0x2) socket$inet6_sctp(0xa, 0x1, 0x84) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)) mlock2(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) [ 265.932726][ T8913] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.939873][ T8913] bridge0: port 1(bridge_slave_0) entered forwarding state [ 266.081845][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 266.099788][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready 04:15:05 executing program 1: accept4(0xffffffffffffffff, 0x0, 0x0, 0xc0800) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000080)='asymmetric\x00', &(0x7f0000001ffb)={'\xb1\x00\xed', 0x1, 0x4c00000000006800}, &(0x7f00000000c0)='R\x10rist\xe3c0sgrVid:De', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_open_pts(r1, 0x10160) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = open(&(0x7f0000000780)='./bus\x00', 0x0, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x7ffff2, 0x4002012, r5, 0x0) r6 = syz_genetlink_get_family_id$ipvs(0x0) sendmsg$IPVS_CMD_GET_CONFIG(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000480)={0x84, r6, 0x400, 0x0, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e23}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x3}]}, @IPVS_CMD_ATTR_DEST={0x34, 0x2, [@IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x7}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3ff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8}]}, @IPVS_CMD_ATTR_SERVICE={0x20, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wlc\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x1}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x29c2608b1d504a24}, 0x20000010) sendmsg$IPVS_CMD_SET_INFO(r5, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)={0xa0, r6, 0x100, 0x70bd2c, 0x0, {}, [@IPVS_CMD_ATTR_DEST={0x3c, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x850}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xfff}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8}, @IPVS_DEST_ATTR_INACT_CONNS={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3f}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e22}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x5}]}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0xfffffff9}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x3d6}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x5}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0xb3}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e24}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x4}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@multicast2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x401}]}, 0xa0}}, 0x44) sendmsg$IPVS_CMD_FLUSH(r4, &(0x7f0000001240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000001200)={&(0x7f0000001180)={0x64, r6, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3ff}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x3}, @IPVS_DEST_ATTR_TUN_TYPE={0x8, 0xd, 0x1}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x1}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@empty}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x8}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x401}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x10}, 0x1) ioctl$KDSKBSENT(r2, 0x4b49, &(0x7f0000000180)="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") setsockopt$inet6_MRT6_ADD_MFC(0xffffffffffffffff, 0x29, 0xcc, 0x0, 0x0) bind$inet(0xffffffffffffffff, &(0x7f00008a5ff0)={0x2, 0x0, @loopback}, 0x10) bind$rds(0xffffffffffffffff, 0x0, 0x0) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r7, 0x84, 0x6e, &(0x7f0000001280)=[@in6={0xa, 0x4e24, 0x58, @dev={0xfe, 0x80, [], 0x28}, 0x1}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, 0x0, &(0x7f000095dffc)) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r7, 0x84, 0x66, &(0x7f0000000040), &(0x7f0000000140)=0x8) r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000013c0)='/dev/hwrng\x00', 0x80000, 0x0) getsockopt$inet_sctp_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000001400)={0x0, 0x1000}, &(0x7f0000001440)=0x8) setsockopt$inet_sctp_SCTP_MAX_BURST(r8, 0x84, 0x14, &(0x7f0000001480)=@int=0x6, 0x4) socket(0x2, 0x0, 0x1) r9 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r9, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) ioctl$TIOCLINUX5(r2, 0x541c, &(0x7f0000000100)={0x5, 0x1ff, 0x8000, 0x2, 0x5}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x66, &(0x7f0000000040), &(0x7f0000000140)=0x8) setsockopt$inet6_MRT6_DEL_MFC_PROXY(0xffffffffffffffff, 0x29, 0xd3, 0x0, 0x0) [ 266.133138][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 266.141598][ T2980] bridge0: port 1(bridge_slave_0) entered blocking state [ 266.148747][ T2980] bridge0: port 1(bridge_slave_0) entered forwarding state [ 266.272038][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 266.316614][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready 04:15:05 executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140)='/dev/net/tun\x00', 0x0, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$VIDIOC_ENUMOUTPUT(r2, 0xc0485630, &(0x7f0000000080)={0x8, "bf0194cec99d26eb917d6376af7b51ded24fa33db0ff036c0d1d37c9f436517b", 0x2, 0x2, 0x8001, 0x8, 0x37a5e512679914cd}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = dup2(r5, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000000)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_setup(0xa3c, &(0x7f0000409000)=0x0) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) r9 = dup2(r8, r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) ioctl$VIDIOC_ENUMAUDIO(r9, 0xc0345641, &(0x7f0000000040)={0x10000, "a6c5a69f3a8d5550758756b994efbc36be2ec464db0fd7be1bee5ffdf021232c", 0x2, 0x1}) io_submit(r7, 0x0, 0x0) io_submit(r7, 0x2, &(0x7f0000000400)=[&(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0}, 0x0]) [ 266.379735][ T2980] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.386936][ T2980] bridge0: port 2(bridge_slave_1) entered forwarding state [ 266.453416][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 266.473383][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 266.501439][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 266.530257][ T2980] bridge0: port 2(bridge_slave_1) entered blocking state [ 266.537476][ T2980] bridge0: port 2(bridge_slave_1) entered forwarding state [ 266.641128][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 266.649364][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 266.708484][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 266.764519][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 266.819187][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 266.863141][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 266.871924][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 266.909920][ T9090] IPVS: ftp: loaded support on port[0] = 21 [ 266.929200][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 266.951458][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 266.986820][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 267.071193][ T8846] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 267.090738][ T8846] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 267.112821][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 267.121550][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 267.137487][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready 04:15:06 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x801, 0x84) socket$inet_sctp(0x2, 0xc, 0x84) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @loopback={0x3f00}}, 0x1c) [ 267.216043][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 267.229020][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 267.269203][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 267.295914][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 267.325611][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 267.337510][ T2980] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 267.376862][ T8844] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 267.394886][ T8844] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 267.410986][ T8871] 8021q: adding VLAN 0 to HW filter on device bond0 [ 267.437512][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 267.453128][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 267.461801][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 267.480288][ T8846] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 267.522114][ T8871] 8021q: adding VLAN 0 to HW filter on device team0 [ 267.535126][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 267.543817][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 267.551516][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 267.559960][ T8902] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 267.595809][ T9108] IPVS: ftp: loaded support on port[0] = 21 [ 267.626929][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 267.637277][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 267.654736][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 267.663947][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 267.675512][ T8878] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.682722][ T8878] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.690643][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 267.701026][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 267.709500][ T8878] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.716565][ T8878] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.724557][ T8878] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 267.737382][ T8844] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 267.765735][ T8882] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 267.782126][ T8882] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 267.790891][ T8882] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 267.800824][ T8882] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 267.810821][ T9114] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 267.846210][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 267.863769][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 267.944728][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 267.965792][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 267.983709][ T8871] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 268.027382][ T8871] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 268.039165][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 268.073572][ T8913] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 268.143489][ T9114] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 268.150974][ T9114] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 268.182770][ T8871] 8021q: adding VLAN 0 to HW filter on device batadv0 04:15:09 executing program 2: r0 = creat(&(0x7f0000000700)='./bus\x00', 0x0) ftruncate(r0, 0x8200) r1 = open(&(0x7f0000000140)='./bus\x00', 0x0, 0x0) readv(r1, &(0x7f0000000380)=[{&(0x7f0000000080)=""/75, 0x4b}, {&(0x7f0000000740)=""/4096, 0x1000}, {&(0x7f0000000180)=""/246, 0xf6}, {&(0x7f0000000280)=""/211, 0xd3}, {&(0x7f0000000440)=""/171, 0xab}], 0x5) r2 = socket$inet6(0xa, 0x401000000001, 0x0) close(r2) r3 = open(&(0x7f0000000400)='./bus\x00', 0x1141042, 0x0) prctl$PR_SET_NO_NEW_PRIVS(0x26, 0x1) sendfile(r2, r3, 0x0, 0x8000fffffffe) syz_open_dev$usbfs(&(0x7f0000000040)='/dev/bus/usb/00#/00#\x00', 0x0, 0x440401) ioctl$EXT4_IOC_MOVE_EXT(r1, 0x40046629, &(0x7f0000000100)) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$UHID_GET_REPORT_REPLY(r5, &(0x7f0000000000)={0xa, 0x3, 0x3, 0x5}, 0xa) 04:15:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0xb, 0x0, 0x0, 0x2000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 04:15:09 executing program 0: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) lsetxattr$security_ima(&(0x7f0000000140)='./bus\x00', &(0x7f0000000180)='security.ima\x00', &(0x7f0000000240)=ANY=[@ANYRESOCT=r0], 0x1, 0x0) write$apparmor_exec(r0, &(0x7f00000003c0)={'exec ', 's)e\xf2A\xcc|\xc7\x13ecur\x05\xcdn\x16FB\x0f-\x01\x01~H\x0f\xcd\xfapr\xb5PZ\x1d\xcc\xf3\xba\xee\xe6\x9f[8V\xf5\x89O\x05K\xab`\x99\x91Hl\xc40\xd1\x1c\x92\x9bZ%V\x91j\xb8\xe5\xb6\xe3<*;x\x00\xaa{\xea\x89|9&;\x1167*\xce\x0f\x8a\xd3\x91\xf6\xb9B\x92\xd7,\xfc|]\xd9\xc7\f\xcf\x7fE\xa5\x93#c\x1c\xf6\x02\x00\x00\x00\x86\x9cn%C\'\xc0\x8a\v{\xc4\xe0\xf3\x03\x03\x7f \xe41Y\x92\x90\xb4\b\x1b\xb8\\\xb2\x83\x04\xcc\xf6\xaau\x01\xffoJ\xc8\x84j\x9f}f\xfb\x89kZ\xfb=)6>\xde\x16\xc2\x16b\x8a\xf9=X\xbd\xf7\xee\x8b\xb89}\x0e_t\xd7\xd5\x88\xadv\xedF\xe5\x94\xd2\x19\xb1M\xf5\xd5\xaa\xd4l7aYo\x88~1\xe0\x90|pn\xfb*\x9f\x19\xc8X\x8e\xcc\xbe.\xf5\xf2\xe8r\x8e\xbd\xbdwm\xf2\xd2\x1cJL\xd2\x9b\xe3\xf5\xfejv\xe1\xea'}, 0x100) accept$alg(r0, 0x0, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x10000, 0x1) 04:15:09 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x2e3, &(0x7f0000000180)={&(0x7f00000000c0)=@ipv4_newaddr={0x0, 0x14, 0x1, 0x70bd2b, 0x25dfdbfb, {0x2, 0x10, 0x1, 0xfd}, [@IFA_LOCAL={0x0, 0x2, @loopback}, @IFA_FLAGS={0x0, 0x8, 0x108}, @IFA_LOCAL={0x31e, 0x2, @dev={0xac, 0x14, 0x14, 0x14}}, @IFA_LABEL={0x0, 0x3, 'veth1_to_hsr\x00'}, @IFA_LOCAL={0x0, 0x2, @loopback}]}, 0x3c}}, 0x0) r1 = semget$private(0x0, 0x207, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000280)='/dev/dsp\x00', 0x8800, 0x0) ioctl$CAPI_GET_FLAGS(r3, 0x80044323, &(0x7f00000002c0)) r4 = dup2(r2, r2) syz_open_dev$cec(&(0x7f0000000240)='/dev/cec#\x00', 0x0, 0x2) ioctl$IMGETDEVINFO(r4, 0x80044944, &(0x7f00000001c0)={0x1}) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$P9_RWSTAT(r4, &(0x7f0000000040)={0x7, 0x7f, 0x1}, 0x7) semctl$SETALL(r1, 0x0, 0x11, &(0x7f0000000000)) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = dup2(r5, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) setsockopt$inet_int(r6, 0x0, 0x14, &(0x7f0000000140)=0x6c, 0x4) semctl$IPC_INFO(r1, 0xb, 0x3, &(0x7f0000000000)=""/8) 04:15:09 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = open(&(0x7f000000fffa)='./bus\x00', 0x103042, 0x0) mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x0, 0x11, r1, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000140)="0800b5055e0bcfe87b0071") bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000140)={&(0x7f0000000000)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x2}, {0x0, [0x2e]}}, &(0x7f0000003580)=""/4096, 0x26, 0xffffffb6, 0x1}, 0x20) 04:15:09 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000d000)={0xa, 0x3, &(0x7f0000008000)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x22, 0x3d}}, &(0x7f0000014ff5)='syzka\x00\x00\x00\x05\x00\xf3', 0x2, 0x1000, &(0x7f0000014000)=""/4096}, 0x48) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) timerfd_create(0x0, 0x800) setsockopt$CAN_RAW_ERR_FILTER(r1, 0x65, 0x2, &(0x7f0000000040), 0x4) 04:15:09 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$swradio(&(0x7f0000000080)='/dev/swradio#\x00', 0x1, 0x2) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000100), &(0x7f0000000140)=0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) sendto$inet6(r1, 0x0, 0xfffffffffffffe32, 0x20004004, &(0x7f0000000040)={0xa, 0x20004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0xc498ead121f97dd6) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x1, &(0x7f0000000180)=@gcm_256={{0x304}, "51ec956f9e2a4cea", "0976901c2c5fed9add24d765a6df5ec9daa5a735f02d4f5cbef2857d496268e0", "8510e399", "74cec02b567e5700"}, 0x38) sendto$inet6(r1, 0x0, 0x0, 0x40, 0x0, 0x0) [ 269.685243][ T26] kauditd_printk_skb: 3 callbacks suppressed [ 269.685260][ T26] audit: type=1804 audit(1573964109.164:31): pid=9165 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir020718464/syzkaller.8UWyp8/1/bus" dev="sda1" ino=16552 res=1 04:15:09 executing program 3: getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(0xffffffffffffffff, 0x84, 0x72, 0x0, 0x0) clone(0x20002100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$rds(0x15, 0x5, 0x0) bind$rds(r0, &(0x7f0000000180)={0x2, 0x0, @loopback}, 0x10) perf_event_open(&(0x7f0000000880)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$dmmidi(&(0x7f0000000040)='/dev/dmmidi#\x00', 0x6, 0x401c80) write$vnet(r1, &(0x7f0000000400)={0x1, {&(0x7f0000000080)=""/162, 0xa2, &(0x7f0000000200)=""/217, 0x1, 0x3}}, 0x68) sendmsg$rds(r0, &(0x7f0000001600)={&(0x7f0000000000)={0x2, 0x0, @remote}, 0x10, 0x0, 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="4800000000000000140100000100"/24, @ANYPTR=&(0x7f0000000040)=ANY=[@ANYBLOB], @ANYBLOB="0503080000000000", @ANYPTR=&(0x7f00000006c0)=ANY=[@ANYPTR=&(0x7f0000000100)=ANY=[], @ANYBLOB=',\x00\x00\x00\x00\x00\x00\x00', @ANYPTR=&(0x7f00000001c0)=ANY=[@ANYBLOB='\x00'/56], @ANYBLOB='C\x00\x00\x00\x00\x00\x00\x00', @ANYPTR=&(0x7f0000000240)=ANY=[], @ANYBLOB="c600000000000000", @ANYPTR=&(0x7f0000000140)=ANY=[], @ANYBLOB="0f00000000000000", @ANYPTR=&(0x7f0000000340)=ANY=[@ANYBLOB='\x00'/27], @ANYBLOB="ffff070000000000", @ANYPTR=&(0x7f0000000380)=ANY=[@ANYBLOB='\x00'/32], @ANYBLOB='*\x00\x00\x00\x00\x00\x00\x00', @ANYPTR=&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00'], @ANYBLOB='M\x00\x00\x00\x00\x00\x00\x00', @ANYBLOB, @ANYPTR=&(0x7f0000000540)=ANY=[@ANYBLOB='\x00'/35], @ANYBLOB], @ANYBLOB='\a\x00'/24], 0x48}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) clone(0x10040000, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) socket$inet_udplite(0x2, 0x2, 0x88) 04:15:09 executing program 5: r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x40000000806, 0x0) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r0, 0x800443d2, &(0x7f0000000080)={0x2, &(0x7f0000000040)=[{}, {}]}) ioctl$int_in(r0, 0x800000c0045002, &(0x7f0000000000)) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000340)={0x0, 0x18, 0xfa00, {0x0, 0x0}}, 0xffffffee) bpf$BPF_PROG_GET_NEXT_ID(0xb, &(0x7f0000000100)={0x2, 0x800}, 0xc) 04:15:09 executing program 0: r0 = socket$inet6(0xa, 0x100000003, 0x3a) sendto$inet6(r0, &(0x7f0000000000), 0x0, 0x40, &(0x7f0000000180)={0xa, 0x0, 0x0, @loopback={0x0, 0xac141403}}, 0x1c) [ 269.846429][ T26] audit: type=1804 audit(1573964109.224:32): pid=9167 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="/root/syzkaller-testdir020718464/syzkaller.8UWyp8/1/bus" dev="sda1" ino=16552 res=1 04:15:09 executing program 3: r0 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/mixer\x00', 0x101000, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000140)={0xffffffffffffffff}, 0xecc1520c0cae1614, 0x4}}, 0x20) write$RDMA_USER_CM_CMD_BIND_IP(r0, &(0x7f00000001c0)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x4e24, 0xfffeffff, @remote, 0x213b3fad}, r1}}, 0x30) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)=@nfc_llcp={0x27, 0x0, 0x0, 0x0, 0x0, 0x0, "b6bc8fda04ae1bf1a1e4431ff3e4e210a9ad83a2709b87b524875076871471eb7b6e745475d5febe321ff3eb7a90f27f00d384bf15cacf604b00"}, 0x80, 0x0, 0x21e}, 0x0) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000000580), 0x0) socketpair(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x89f0, &(0x7f0000000580)='ip6_vti0\x00') 04:15:09 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = getpid() r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$UFFDIO_WAKE(r2, 0x8010aa02, &(0x7f0000000080)={&(0x7f0000952000/0x2000)=nil, 0x2000}) sched_setscheduler(r0, 0x5, &(0x7f0000000380)) msync(&(0x7f0000952000/0x2000)=nil, 0x87abbe8d1cc6ad9, 0x0) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff0180000008003950323030302e4cc74502f987c2cec6504df6ead74ed8a60ab563e98b4b2a3d27a7082dbb78abd55fba3da80b856445ab100621d6234555c08dc540473753cd89e9b08e3f5972fe9ca162b123e192e8c89c9dd81c796f27f537cc5a3fb54aff8eaff4f6b59c41705b96a6711d4679079d00"/137], 0x15) r3 = dup(0xffffffffffffffff) write$FUSE_BMAP(r3, &(0x7f0000000100)={0x18}, 0x18) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) write$FUSE_NOTIFY_RETRIEVE(r3, &(0x7f00000000c0)={0x14c}, 0x137) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',syH]', @ANYRESHEX, @ANYBLOB=',\x00']) umount2(&(0x7f0000000000)='./file0\x00', 0x0) [ 269.931513][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. 04:15:09 executing program 1: mkdir(&(0x7f0000000240)='./file1\x00', 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = getpid() r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r3) sendmsg$unix(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r1, r3}}}], 0x20}, 0x0) stat(&(0x7f0000000640)='./file1\x00', &(0x7f0000000680)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$9p_virtio(&(0x7f0000000580)='memory.events\x00', &(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)='9p\x00', 0x400000, &(0x7f0000000700)={'trans=virtio,', {[{@fscache='fscache'}, {@dfltuid={'dfltuid', 0x3d, r3}}, {@cache_fscache='cache=fscache'}, {@cachetag={'cachetag', 0x3d, 'overlay\x00'}}, {@cache_fscache='cache=fscache'}, {@afid={'afid', 0x3d, 0x100000000}}, {@version_u='version=9p2000.u'}], [{@fowner_gt={'fowner>', r4}}]}}) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = fcntl$dupfd(r5, 0x0, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = dup2(r7, r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) getsockopt$MISDN_TIME_STAMP(r8, 0x0, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0x4) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000400)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000001c0)='./bus\x00') r9 = socket$inet6_tcp(0xa, 0x1, 0x0) r10 = dup2(r9, r9) ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200) ioctl$SIOCX25CALLACCPTAPPRV(r10, 0x89e8) r11 = request_key(0x0, &(0x7f0000000500)={'syz', 0x3}, 0x0, 0xffffffffffffffff) keyctl$negate(0xd, r11, 0x3, 0x0) r12 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000002c0)={'syz', 0x1}, &(0x7f0000000300)="5f576cadca157ce01694365239b00059981bd17880d1bd61c26b44e02630e659d1494cb863ad6e6ad908f5d0ff723f0b437444c6fdf394a1ddabc08f188725c49afc0d25f53a7af05d55573cddf85ab7be2fc57fd6acb034d35f3a66213b34dc9db1398bd0d8ba826e796fb8a5783048e53d9e021c06c409ce4a6bb2b7f269108b262c1ba50db6edc5e1cb434f1d419f0b7d45317d39d5914c0a562ac32575b961fa9e72ef31f2d1d74d69f5f62392b4c0e65ec36d525008ce2299ed7056a25ec50e4b7d290468d33c9b4a5ab4d1d04e24d3ead67ce5b86387acfdbe2ee0a2", 0xdf, 0xfffffffffffffffb) r13 = request_key(0x0, &(0x7f0000000500)={'syz', 0x3}, 0x0, 0xffffffffffffffff) keyctl$negate(0xd, r13, 0x3, 0x0) keyctl$dh_compute(0x17, &(0x7f0000000440)={r11, r12, r13}, &(0x7f0000000480)=""/47, 0x2f, &(0x7f0000000540)={&(0x7f00000004c0)={'crc32c-intel\x00'}, &(0x7f0000000500)="b8f4e724868273df99c74bd0e252251b0ef71389d04c60be3188b6ac1e", 0x1d}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) 04:15:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$UI_SET_ABSBIT(r4, 0x40045567, 0x2) sendmsg(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000200)="2f0000001c0005c5ffffff000d0000000c0000000b000000ec0091c913000180f0ffffeb70581c9339", 0x29}], 0x1}, 0x0) r5 = socket(0x10, 0x80002, 0x0) sendmmsg$alg(r5, &(0x7f0000000140)=[{0x6, 0x0, &(0x7f0000000100), 0x6, &(0x7f0000000100)}], 0x492492492492805, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r7, 0x4008af23, &(0x7f0000000000)={0x0, 0xb07}) [ 270.220322][ T9190] 9pnet: Insufficient options for proto=fd [ 270.303106][ T9190] 9pnet: Insufficient options for proto=fd 04:15:09 executing program 3: perf_event_open(&(0x7f0000000040)={0x5, 0x70, 0x3ea, 0x0, 0x4, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$sg(&(0x7f0000000340)='/dev/sg#\x00', 0x0, 0x5) writev(r0, &(0x7f0000000000)=[{&(0x7f0000000100)="ae88bff824f400035a90f57f07703aeff0f64ebbee07962c22772e11b44e69d90cf41bdd2ac8bb8c43b460e46292", 0x2e}], 0x1) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r2 = socket$inet_sctp(0x2, 0x1, 0x84) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$sock_SIOCGIFINDEX(r4, 0x8933, &(0x7f0000000740)={'hwsim0\x00', 0x0}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = getpid() r8 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r9) sendmsg$unix(r6, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r7, r9}}}], 0x20}, 0x0) setsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000780)={{{@in6=@mcast1, @in=@rand_addr=0x8, 0x4e20, 0x1, 0x4e22, 0xfffd, 0x0, 0x20, 0xc0, 0x2f, r5, r9}, {0xffffffffffffffe0, 0x7b00, 0x2, 0x3, 0x7, 0x2, 0x1, 0xfd}, {0x6, 0x3, 0x9, 0x3}, 0x81, 0x6e6bbc, 0x1, 0x0, 0x1, 0x3}, {{@in=@dev={0xac, 0x14, 0x14, 0x15}, 0x4d2, 0x6c}, 0x2, @in=@local, 0x3501, 0x3, 0x1, 0x6, 0x800000, 0x401, 0xcf}}, 0xe8) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) r11 = dup2(r10, r10) ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200) ioctl$sock_SIOCINQ(r11, 0x541b, &(0x7f0000000200)) r12 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r1, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r1, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r12, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r12, &(0x7f0000005fc0), 0x800000000000059, 0x0) r13 = socket$inet6_tcp(0xa, 0x1, 0x0) r14 = dup2(r13, r13) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) r15 = dup2(r12, r14) init_module(&(0x7f0000000240)='bridge0\x00', 0x8, &(0x7f00000002c0)='udp:syz0\x00') sendmsg$TIPC_CMD_ENABLE_BEARER(r15, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x81100000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, 0x0, 0x300, 0x70bd25, 0x25dfdbfd, {{}, 0x0, 0x4101, 0x0, {0x18, 0x17, {0x3, 0x7ff, @udp='udp:syz0\x00'}}}, ["", ""]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x0) [ 270.389377][ T1531] block nbd0: Receive control failed (result -22) [ 270.398647][ T1531] block nbd0: Receive control failed (result -22) [ 270.409203][ T9200] block nbd0: shutting down sockets 04:15:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:10 executing program 2: syz_read_part_table(0xa0000, 0xaaaaaaaaaaaac47, &(0x7f0000000080)=[{&(0x7f0000000000)="0201a5ffffff0a000000ff07000000ffffffbf000800000000000000004000ffffff85000000e1000000887700720030b5829237c30000000000008000da55aa", 0x40, 0x1c0}]) r0 = syz_open_dev$sndpcmp(&(0x7f0000000040)='/dev/snd/pcmC#D#p\x00', 0xfffffffffffffffa, 0x80000) r1 = socket(0x1e, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r5) sendmsg$unix(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r3, r5}}}], 0x20}, 0x0) r6 = getpgrp(r3) ptrace$getregset(0x4204, r6, 0x604, &(0x7f0000000200)={&(0x7f0000000d40)=""/153, 0x99}) close(r1) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r7, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f0000000100)={0x1, [0x0]}, &(0x7f0000000000)=0x80f806766c7df7b9) r9 = socket(0x11, 0x800000003, 0x0) bind(r9, &(0x7f0000000080)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r9, &(0x7f0000000040)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000140)=0x14) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000300)=ANY=[@ANYBLOB="d00800002400ffffff7f00000005ffffa6fffff7", @ANYRES32=r10, @ANYBLOB="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"/2593], 0x8d0}}, 0x0) ioctl$HCIINQUIRY(r0, 0x800448f0, &(0x7f00000001c0)={r10, 0x1, 0x4, 0x4, 0x1, 0x2, 0x7}) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r1, 0x84, 0x6c, &(0x7f0000000280)={r8, @in={{0x2, 0x0, @empty}}}, &(0x7f0000000380)=0x90) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000140)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000180)=0x20) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r0, 0x84, 0x7b, &(0x7f00000000c0)={r8, 0x9a5f}, 0x8) 04:15:10 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$swradio(&(0x7f0000000080)='/dev/swradio#\x00', 0x1, 0x2) getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r0, 0x84, 0x7, &(0x7f0000000100), &(0x7f0000000140)=0x4) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f00000000c0)={0xa, 0x4e22}, 0x1c) listen(r2, 0x0) sendto$inet6(r1, 0x0, 0xfffffffffffffe32, 0x20004004, &(0x7f0000000040)={0xa, 0x20004e22, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000000)='tls\x00', 0xc498ead121f97dd6) setsockopt$inet6_tcp_TLS_TX(r1, 0x11a, 0x1, &(0x7f0000000180)=@gcm_256={{0x304}, "51ec956f9e2a4cea", "0976901c2c5fed9add24d765a6df5ec9daa5a735f02d4f5cbef2857d496268e0", "8510e399", "74cec02b567e5700"}, 0x38) sendto$inet6(r1, 0x0, 0x0, 0x40, 0x0, 0x0) 04:15:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 270.715033][ T9210] block nbd0: Receive control failed (result -22) [ 270.729926][ T1531] block nbd0: Receive control failed (result -22) [ 270.738725][ T9224] block nbd0: shutting down sockets [ 270.854917][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. [ 270.859091][ T9219] loop2: p1 p2 p3 < > p4 [ 270.880730][ T9219] loop2: p1 size 2047 extends beyond EOD, truncated [ 270.890852][ T9219] loop2: p2 size 1073741824 extends beyond EOD, truncated [ 270.928465][ T9210] block nbd1: Receive control failed (result -22) [ 270.954811][ T9210] block nbd1: Receive control failed (result -22) [ 270.979813][ T9219] loop2: p4 size 3657465856 extends beyond EOD, truncated [ 270.993635][ T9228] block nbd1: shutting down sockets 04:15:12 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x10000, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r0, 0x4048ae9b, &(0x7f0000000040)={0x100000, 0x0, [0x1ff, 0x401, 0x2, 0x4, 0x10001, 0x80000000, 0x8]}) modify_ldt$write2(0x11, &(0x7f00000006c0)={0x804}, 0x10) ioctl$EXT4_IOC_ALLOC_DA_BLKS(0xffffffffffffffff, 0x660c) madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0xca002, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f00000000c0)={{0x5aff6272cc7cebbf, 0x3, 0x10000, 0x1, 0x2}}) clone(0x22086605, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000140)='/proc/capi/capi20\x00', 0x240c00, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000180)) 04:15:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:12 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) writev(r1, &(0x7f0000000200)=[{&(0x7f00000000c0)="580000001400add427323b470c458c560a", 0x11}], 0x1) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TUNSETLINK(r4, 0x400454cd, 0x714) close(r2) sendmsg$IPVS_CMD_GET_CONFIG(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000140)=ANY=[@ANYBLOB="06"], 0x1}}, 0x0) socket$netlink(0x10, 0x3, 0x4) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0xfeac) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) splice(r0, 0x0, r2, 0x0, 0x20000000010005, 0x0) 04:15:12 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92, {}, {}, @quote}], 0xff33) getpid() sched_getaffinity(0x0, 0x0, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000200)=0x8) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) 04:15:12 executing program 2: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup2(r0, r2) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/vga_arbiter\x00', 0x0, 0x0) r7 = socket$key(0xf, 0x3, 0x2) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r8, r8) r9 = socket$isdn(0x22, 0x3, 0x4) r10 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r10, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r11 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r10, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r10, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r11, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r10, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r12 = socket$inet6_tcp(0xa, 0x1, 0x0) r13 = dup2(r12, r12) ioctl$PERF_EVENT_IOC_ENABLE(r13, 0x8912, 0x400200) r14 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r14, r14) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r16 = getpid() r17 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r17, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r18) sendmsg$unix(r15, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r16, r18}}}], 0x20}, 0x0) r19 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_int(r19, 0x29, 0x1000000000021, &(0x7f0000000000)=0x4, 0x4) connect$inet6(r19, &(0x7f0000000080)={0xa, 0x0, 0x380000, @empty}, 0x1c) sendmmsg$inet6(r19, &(0x7f0000007e40)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=[@rthdrdstopts={{0x18}}], 0x18}}], 0x1, 0x0) fstat(r19, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r20) r21 = gettid() getresuid(&(0x7f0000001cc0), &(0x7f0000001d00), &(0x7f0000001d40)=0x0) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000001d80)={0x0, 0x0, 0x0}, &(0x7f0000001dc0)=0xc) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r25 = getpid() r26 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r26, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r27) sendmsg$unix(r24, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r25, r27}}}], 0x20}, 0x0) r28 = socket$isdn_base(0x22, 0x3, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r30 = getpid() r31 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r31, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r32) sendmsg$unix(r29, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r30, r32}}}], 0x20}, 0x0) r33 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r33, r33) getsockopt$inet6_IPV6_XFRM_POLICY(r33, 0x29, 0x23, &(0x7f0000002640)={{{@in=@multicast1, @in=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in=@loopback}}, &(0x7f0000002740)=0xe8) r35 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_int(r35, 0x29, 0x1000000000021, &(0x7f0000000000)=0x4, 0x4) connect$inet6(r35, &(0x7f0000000080)={0xa, 0x0, 0x380000, @empty}, 0x1c) sendmmsg$inet6(r35, &(0x7f0000007e40)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="18506542720000005f955fa82662d5b43f290000003700000000000000ed7fcd6c"], 0x18}}], 0x1, 0x0) fstat(r35, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r36) getgroups(0x4, &(0x7f0000002780)=[0xee01, 0x0, 0x0, r36]) r38 = syz_open_dev$dspn(&(0x7f00000027c0)='/dev/dsp#\x00', 0xbd9, 0x2a000) r39 = socket$inet6_tcp(0xa, 0x1, 0x0) r40 = dup2(r39, r39) ioctl$PERF_EVENT_IOC_ENABLE(r40, 0x8912, 0x400200) r41 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r41, r41) r42 = inotify_init() r43 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r43, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r44 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r43, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r43, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r44, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r43, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r45 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r45, r45) r46 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r46, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r47 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r46, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r46, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r47, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r46, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r47, &(0x7f0000005fc0), 0x800000000000059, 0x0) r48 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000002800)='/proc/capi/capi20ncci\x00', 0x484c7cfa694fe43a, 0x0) r49 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r49, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r50 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r49, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r49, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r50, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r49, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000002b00)={0x0, 0x0}) lstat(&(0x7f0000002b40)='./file0\x00', &(0x7f0000002b80)={0x0, 0x0, 0x0, 0x0, 0x0}) r53 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_int(r53, 0x29, 0x1000000000021, &(0x7f0000000000)=0x4, 0x4) connect$inet6(r53, &(0x7f0000000080)={0xa, 0x0, 0x380000, @empty}, 0x1c) sendmmsg$inet6(r53, &(0x7f0000007e40)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB="1800000000009dd2b1000029000000370000000000000000"], 0x18}}], 0x1, 0x0) fstat(r53, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r54) sendmmsg$unix(r5, &(0x7f0000002c40)=[{&(0x7f0000000100)=@abs={0x0, 0x0, 0x4e23}, 0x6e, &(0x7f0000000080)=[{&(0x7f00000003c0)="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", 0x1000}, {&(0x7f0000000180)="37abe34d82816f6609d6e42100ff1bff3877426ac3f649905e0ede831e3aee890e92f479713aa58cbeed61e482b869dd01535364293b9a72848d04c9f825bbe97b506af9b56e6ef118335a091c57cb6e1682dc45fa0c3a10bf1d57e1ca44701f6c6d", 0x62}, {&(0x7f0000000000)="1e86dd2c7dd3784b014a47af4421ca94b9ace4c6a6e0b857d94df89b3da277baf128c886a6fab89d06834ba5e4e9b49331d4cf1bcbdf37ce5185", 0x3a}, {&(0x7f0000000200)="df13682d8e796d5c59b205f33f393cfda026f1a939ebff8ab2c11d1fa74f0096ca4b26cd3c0512c403763538bf560e8616003a8706760c2c446998096152687d01fa89f702b959c09976334edbef78cae3d2e7d00410d5298f0ad12e1d2eb160a7f1da6d050e2e630dc4ae12232387eb7693563432e8e517d4a8984e245abd1822a407", 0x83}], 0x4, &(0x7f0000001e00)=[@rights={{0x28, 0x1, 0x1, [r0, r6, r7, r1, r0, r0]}}, @rights={{0x28, 0x1, 0x1, [r8, r9, r10, r13, r14, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {r16, 0xee00, r20}}}, @cred={{0x1c, 0x1, 0x2, {r21, r22, r23}}}], 0x90, 0x20000800}, {&(0x7f0000001ec0)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000002200)=[{&(0x7f0000001f40)="54c5f21f3cd4680bdb9a05e3851450f671ac62dbe7bc38f1bcde91aa8aa2dcfd3226731efa", 0x25}, {&(0x7f0000001f80)="8b8c98fe6255c96d23894cb0af20da65a63eb98787f5447debe5024870820619994072c79ba7b6dca706e9531d6fe6b282ba3ab5b7accfe6ddaa266aa5feae45748ac0abf674e2cfe4f406379742025537e41fd65a784ed48090e6234818a6331e36315fc8d49934dc73c914961a6c3ea056abeee1ec180a76a21e7c866aff3f816b91dd1607124735", 0x89}, {&(0x7f0000002040)="641d7f6d8b75fbea33c5c37f55dd01c095c6116fe3a95f67beb8f9218568616cb069d896eac1e89fa4464b0f11d9b52994bc83759b4ac76309d9079595fb253a2cf7df69cdb75f5e0176d2a9ae8b26d81c980044df84ddb5d0702ae6ef2815594445532bae5bfde30336ac444b3ad4af8088e4e8a54a360ac0a09b156be27b16984653bb4cc62db28a00c586d57d", 0x8e}, {&(0x7f0000002100)="35c45c5321", 0x5}, {&(0x7f0000002140)="933f749c6d585142e159dc6bf518ac980118a6b734d39e85c408a7d1a0684c970b61239fdb733ec9ba2fe15cc7e09cf8e32161a2d330b68e71ced3e98c12d5e44a462106180d8787b44ddf12ef4aae0c8b85a4791a52596522efd9407219f874fcaa74e947d65f446830f37597db53a9db5c83f7e64f068293b9a54876aaf18195231d3bd84e223bf77fe87fd262d42fd3d5c0aec84e6954405f5408", 0x9c}], 0x5, 0x0, 0x0, 0x40000}, {&(0x7f0000002280)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f00000025c0)=[{&(0x7f0000002300)="a8b5850f44409f187420c03d99e560026dcba2dc4e1c836052dbfe47e0a4e32a7c832387a206df882125e18c13dd5a0b2b5b8cf29af6772beb2e12d44568aaf8a4cbd81137f92dcaa9c7b481d9a0fb93a9b9933a8e8d9426aaec357771d99ec1e8f88a52190fbb5bbeb5c486624af3ef7408944a12f96e6e5e44ba6ef4c642f1c25145ebef84e0d768d77412a2139aca29c8320709617d0a8dcee72085b6e555c3682dab636e70c94bd471937a27d0a444e3871e0fb17c5ef2ada47e3543d2c88cab4078fd1de74984e9f189674c0569cf6aa3ad22fc963ae22a9e1eb0312aa9c807b23378dce584c07e00", 0xeb}, {&(0x7f0000002400)="ef84de8f403fe3c7812f30a3cb6317dbaaf40b937b55396e47b1e32e", 0x1c}, {&(0x7f0000002440)="8774afaf280b631104d56629e403699c01a319fb8e500b3dbbccec39e8c5c03080482a758b95fd3dcc9b9c0b96c02b5377e63313c1f18717d4236f0b54fbc933a36921ca4e7964380f15c5caeea7385f8f706cbd90a8bc4fe8d1d97ad69a917555ddd46d2d43c526c990443fa65b0ebd6d0b938a8a7476c62992b4c21a90819ba65143b74826c324f98a159bc42a95c735b02d0a9d65a05f5ba35f646a39dc39324ee66e6a1f617f02f334d1f3a612fcc6bfdb0667826292", 0xb8}, {&(0x7f0000002500)="8ed3096c5fd13bb5eaed4d14a9b4ab581758d27e9c3c314fb0f170bcbaaa834b88c23d8d685e3eb62f6d81cd85d242077399bf72c4ab", 0x36}, {0xfffffffffffffffd}, {&(0x7f0000002540)="8716430be9602418623e6a8585508e8a62a540f0db6b88770759a90809d2cc64e3b13340cde51263d5cb713176eebb3d1959a60f0d4c8df1f3cdc746cef31250e0f803fcfee5031cbec040703379589bd16aab38e4754411980a1d8f12d7505dbea4d8288ae58a2b401ebf91dd37606cf6d8d34923b4781d", 0x78}], 0x6, &(0x7f0000002840)=[@cred={{0x1c, 0x1, 0x2, {r25, 0x0, 0xffffffffffffffff}}}, @rights={{0x1c, 0x1, 0x1, [r0, r28, r3]}}, @cred={{0x1c, 0x1, 0x2, {r30, r34, r37}}}, @rights={{0x34, 0x1, 0x1, [r38, r2, r40, r41, r42, r43, r45, r0, r47]}}, @rights={{0x18, 0x1, 0x1, [r48, r49]}}], 0xb0, 0x20085}, {&(0x7f0000002900)=@abs={0x1, 0x0, 0x4e22}, 0x6e, &(0x7f0000002ac0)=[{&(0x7f0000002980)}, {&(0x7f00000029c0)="a7f8fe3c301e7a1303662a7dc4579839376051937e18ea028be5b19997df01a47c317dc129dee012491d8442a49903f117064265c2a97b94f6853369", 0x3c}, {&(0x7f0000002a00)="9df887de5610e117f2b7806b0e80ba6123e5e2858f30fb792a3de3862d9f3a30a16cd8759514545881a5634a96313e41d1c1c795fd711b8a6b951652ab17ca848abe804e6ca791426b8d2b148a56687fb618beef83a88099cb3e4ab5029a141f8e1877f5721669fd252e5012b8d82f8ce168b516cf81d52ea071463eee14c6657ed3bfcd2bddac584aac9f542c9c302498918c", 0x93}], 0x3, &(0x7f0000002c00)=[@cred={{0x1c, 0x1, 0x2, {r51, r52, r54}}}], 0x20, 0x2028018}], 0x4, 0x20040090) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r55 = socket$netlink(0x10, 0x3, 0x0) writev(r55, &(0x7f00000000c0)=[{&(0x7f0000000300)="390000001300030468fe0704000000000000ff3f03000000450001070000001419001a000a000a00050008000300000800005d14a4e91ee438", 0x39}], 0x1) [ 273.060563][ T9210] block nbd0: Receive control failed (result -22) [ 273.067518][ T1531] block nbd0: Receive control failed (result -22) [ 273.097131][ T9264] block nbd0: shutting down sockets 04:15:12 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) sendmsg$nl_route(r0, &(0x7f0000000140)={0x0, 0x3e5, &(0x7f0000000240)={&(0x7f0000000000)=@newlink={0x54, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}, @IFLA_ADDRESS={0xa, 0x1, @empty=[0x2]}]}, 0x54}}, 0x0) 04:15:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:12 executing program 5: r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x5, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000000140)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffdffffffffffffd, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x2, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2, 0x200000000011, r1, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x80010000, 0x465000) ioctl$PPPIOCATTCHAN(r2, 0x40047438, &(0x7f00000001c0)=0x1) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r1) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r5, r5) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) r8 = dup2(r6, r1) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r10 = getpid() r11 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r11, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r12) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r15 = getpid() r16 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r16, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r17) sendmsg$unix(r14, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r15, r17}}}], 0x20}, 0x0) r18 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r18, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r19 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r18, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r18, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r19, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r18, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r19, &(0x7f0000005fc0), 0x800000000000059, 0x0) r20 = socket$bt_hidp(0x1f, 0x3, 0x6) r21 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r21, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r22 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r21, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r21, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r22, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r21, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r22, &(0x7f0000005fc0), 0x800000000000059, 0x0) r23 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r23, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r24 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r23, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r23, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r24, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r23, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r25 = socket$inet6_tcp(0xa, 0x1, 0x0) r26 = dup2(r25, r25) ioctl$PERF_EVENT_IOC_ENABLE(r26, 0x8912, 0x400200) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r28 = getpid() r29 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r29, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r30) sendmsg$unix(r27, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r28, r30}}}], 0x20}, 0x0) r31 = accept$packet(r20, &(0x7f0000000400)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000440)=0x14) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r33 = getpid() r34 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r34, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r35) sendmsg$unix(r32, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r33, r35}}}], 0x20}, 0x0) r36 = syz_open_dev$dri(&(0x7f0000000480)='/dev/dri/card#\x00', 0xfffffffffffffffa, 0x100000) r37 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r37, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r38 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r37, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r37, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r38, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r37, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r39 = getegid() r40 = socket$inet6_tcp(0xa, 0x1, 0x0) r41 = dup2(r40, r40) ioctl$PERF_EVENT_IOC_ENABLE(r41, 0x8912, 0x400200) r42 = socket$nl_crypto(0x10, 0x3, 0x15) r43 = socket$inet6_tcp(0xa, 0x1, 0x0) r44 = dup2(r43, r43) ioctl$PERF_EVENT_IOC_ENABLE(r44, 0x8912, 0x400200) r45 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r45, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r46 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r45, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r45, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r46, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r45, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r47 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r47, r47) r48 = socket$unix(0x1, 0x1, 0x0) sendmsg$unix(r9, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, &(0x7f00000004c0)=[@rights={{0x0, 0x1, 0x1, [0xffffffffffffffff, r19, r20, r4, r22, r23, r26]}}, @cred={{0x0, 0x1, 0x2, {r28, r12, r13}}}, @rights={{0x0, 0x1, 0x1, [r6, r11, r31, r7, 0xffffffffffffffff, r6]}}, @cred={{0x0, 0x1, 0x2, {r33, 0xee01, r13}}}, @rights={{0x0, 0x1, 0x1, [r36, r23, r37, r27]}}, @cred={{0x0, 0x1, 0x2, {r10, r30, r39}}}, @rights={{0x0, 0x1, 0x1, [r41, r42, 0xffffffffffffffff, r44, r23, r45, r47, r48, r32]}}], 0xfffffffffffffd26, 0x20000031}, 0x8000001) r49 = syz_open_procfs(r10, &(0x7f0000000200)='smaps\x00') bind$inet(r49, &(0x7f00000000c0)={0x2, 0x6e23, @broadcast}, 0x1000001b1) sendto$inet(r3, 0x0, 0xfea2, 0x20000802, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x3e8, 0x0, 0xffffffd8) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r51 = fcntl$dupfd(r50, 0x0, r50) msgget(0x0, 0x42ab0ddf3057c274) r52 = msgget$private(0x0, 0x0) msgrcv(r52, 0x0, 0x0, 0x0, 0x0) msgctl$IPC_RMID(r52, 0x0) r53 = msgget$private(0x0, 0x0) msgrcv(r53, 0x0, 0x0, 0x0, 0x0) msgctl$IPC_RMID(r53, 0x0) msgctl$MSG_STAT(r53, 0xb, &(0x7f00000002c0)=""/158) ioctl$PERF_EVENT_IOC_ENABLE(r51, 0x8912, 0x400200) 04:15:12 executing program 4: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000040)='/d\x95put/mice\x00', 0x0, 0x200) r3 = fcntl$dupfd(r1, 0x0, r2) r4 = fcntl$getown(r1, 0x9) prlimit64(r4, 0x7, &(0x7f0000000000)={0x5, 0xffffffff}, &(0x7f00000000c0)) syz_extract_tcp_res$synack(&(0x7f0000000100), 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000001c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3, 0x10}, [@IFLA_MASTER={0x8, 0xa, 0x6}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @empty}]}}}]}, 0x40}}, 0x0) 04:15:12 executing program 2: syz_open_procfs(0x0, &(0x7f00000003c0)='\x00\x00\x00\x00\x00egy\xc5\x8e\xcb\x1c\xf8\x8f\xca;\xa3?\xad\xae\x0f\xb5\x97ao3\xab\xcdY\x9a\xe3\xe5\xe1\xf4\x87\xac\xad\x80\xa3P\x8c\xea\x9c\xc7\x00\xeb\xf4X#\xe34\x80O]\x87\xdd\x894\xdal;w\xf8\xf8\v?v\xf0\xb8\xda=|\xa4\xba\xbbiq!\xd8g\xb7I\x12\x80') open(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r4, r4) dup2(r0, r4) openat$cgroup_ro(r3, &(0x7f0000000b00)='mem\x00\x01y7SwaS.\x06ur\x89\xc9B\xab\xe3\xfarent\x00\xaa\x1a\xfd\xae\v\xbf\xd8d\xbb\xaf9Q\xde\xfb\x1fY\xfb\x8do\xd1\x16\xce(\x82\xf1\xbf{5Z\x13\x15\x14\xd7\xb8\xce\xf20\x1e\xc0\xc2\xedV\\\xc4%T\x94M\xc7`\x83\xa1\xa0\xc8gn\xe3\xfe\xef[\xb3\xbd\x18R\x1b=\xab\x97$\x03\xaa\x84C\x0eWD\xeea\xf5\xb9\x82\xea\xbd5:\"\xf6f/\xa1\x8f%8\xa8\x1e\xcf\xb6\xa7\xe1\x1b1\x94\xc1G\xf9\xfc\xc77\x1c\x00'/370) lseek(r5, 0x203ffffd, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x4) write$P9_RXATTRWALK(r5, &(0x7f0000000080)={0xf}, 0x20000357) r6 = memfd_create(&(0x7f0000000100)='t\bnu\x00\x00\x00\x00\x85nG\x13g\xa6\x05', 0x0) pwritev(r6, &(0x7f0000000340), 0x0, 0x81805) ioctl$LOOP_CHANGE_FD(0xffffffffffffffff, 0x4c00, r6) lseek(r6, 0x3, 0x1) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = dup2(r7, r7) connect$rds(r8, &(0x7f00000000c0)={0x2, 0x4e20, @loopback}, 0x10) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) ioctl$DMA_BUF_IOCTL_SYNC(r8, 0x40086200, &(0x7f0000000000)=0x9) mremap(&(0x7f0000433000/0x1000)=nil, 0x1000, 0x1000, 0x3, &(0x7f000007f000/0x1000)=nil) madvise(&(0x7f00000d9000/0x600000)=nil, 0x600000, 0x8) [ 273.434090][ T1531] block nbd0: Receive control failed (result -22) [ 273.434097][ T9210] block nbd0: Receive control failed (result -22) [ 273.463399][ T9278] block nbd0: shutting down sockets 04:15:13 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x10000, 0x0) ioctl$KVM_SET_GUEST_DEBUG(r0, 0x4048ae9b, &(0x7f0000000040)={0x100000, 0x0, [0x1ff, 0x401, 0x2, 0x4, 0x10001, 0x80000000, 0x8]}) modify_ldt$write2(0x11, &(0x7f00000006c0)={0x804}, 0x10) ioctl$EXT4_IOC_ALLOC_DA_BLKS(0xffffffffffffffff, 0x660c) madvise(&(0x7f0000bdc000/0x4000)=nil, 0x86ac726dff2f4713, 0xa) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vga_arbiter\x00', 0xca002, 0x0) ioctl$SNDRV_TIMER_IOCTL_SELECT(r0, 0x40345410, &(0x7f00000000c0)={{0x5aff6272cc7cebbf, 0x3, 0x10000, 0x1, 0x2}}) clone(0x22086605, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000140)='/proc/capi/capi20\x00', 0x240c00, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r1, 0xc0086420, &(0x7f0000000180)) 04:15:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:13 executing program 2: r0 = socket(0xa, 0x80002, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) epoll_create(0x5) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000005c0)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="574046374be908839a9c"], 0x48}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB="740000002400070500"/20, @ANYRES32=r4, @ANYBLOB="00000000ffffffff0000000008000100736671004800020000000000000000000000000000000000000000000000000000000000000000000000000077000000000000000000000000000000000000000000000000000000000000f3"], 0x74}}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000400)=ANY=[@ANYBLOB="7c0000002c00010700"/20, @ANYRES32=r4, @ANYBLOB="000000000000000003000000080001006270f5bc199b8200080004000000000004000400000000e63b000100000000004000000800e6110000000000000000100000000000000000000000aab4bb0e215dda0426354903270000000000000000000000000000ae00e278339ef99df1e646aee5ef8703b60a2dcc77095f8865b98ec1c73091d9a1fbd102ff7ed1b1d56699f064072515e3b2cfcf97be34aaa81ba7c3ab66f9398e2b7eb9ad4e0c24d5027b69cf85bbf72f2ce572979afdf91b156a70ade1cda550f8e7928dc38864698deac6162ea7b249400000"], 0x7c}}, 0x0) r5 = pkey_alloc(0x0, 0x0) pkey_free(r5) syz_genetlink_get_family_id$tipc2(0x0) sendmsg$TIPC_NL_LINK_GET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80012000}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)=ANY=[@ANYBLOB="14d57000", @ANYRES16=0x0, @ANYBLOB="00062cbd7000fedbdf2508000000"], 0x14}, 0x1, 0x0, 0x0, 0x8}, 0xc018000) sendmmsg$alg(r0, &(0x7f0000000140), 0x332, 0x0) [ 273.778916][ T9300] block nbd0: server does not support multiple connections per device. [ 273.807323][ T9299] block nbd0: shutting down sockets 04:15:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:13 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92, {}, {}, @quote}], 0xff33) getpid() sched_getaffinity(0x0, 0x0, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000200)=0x8) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) 04:15:13 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92, {}, {}, @quote}], 0xff33) getpid() sched_getaffinity(0x0, 0x0, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000200)=0x8) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) 04:15:13 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000540)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000580)=""/152) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f00000001c0)='user\x00', &(0x7f0000000040)={'sVz'}, &(0x7f0000000200)='%`\xf3`\xce\xeaY3\xc2\xf3S\xa7\xe8\xb33,\x97_!=\xce\x9f\xa8\x01\x1d\xc0\xc7\x81w\xe6\xfb\x18\r\x93\x1c\x9c\xbb\x17\xa2\xba\x87\x16\xee\xee\x10\xf7\x0e\xd4\x10\x84\x1b\'{\xc1\xeb^G\xac^<\x14[P\x87\x8b\f\r\xea\'\xebm\xef\xb6\xae\xe38\xf4\xf6\xea\xf2\xa2X\x1baXyr\x13\xa6\xccl\xc7\x9e:\xb8\x10\x1d\xc4\xd6\x9eP\'\xda/Zw\x0e\xb5-\x16\xa5\a!\x8d\x16\x8e\xa3\xf5\n\x18T_\x06>\xb5\xb8Fa\n6\t^\xb0\xd3\xce)ya&/\xd3\xe4\x10A1VH3T\v>\xa7Z\xc1\xd5\'B\x8d\xbe\xe3G\b}\x87%j\x16\xbc/+<\\)\x19\xd0[\xbe\x9f\xb2U[\xfbCo\xb0\x1eQ\xff\x05\x03\xdb\x86\xe2\x9b\x9c\xc6`q', 0xffffffffffffffff) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0xb2) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, 0x0}}], 0x1, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r4, r4) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000640)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x6, 0x0, 0x0, 0x2, 0x6, 0x1}, &(0x7f0000000680)=0x20) r5 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r5, 0xc0505350, &(0x7f0000000300)={{0x2, 0x3f}, {0x5, 0x51}, 0xfffffffb, 0x1, 0x2}) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r2, 0x84, 0x65, &(0x7f0000000380)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e24, 0x8000, @empty, 0xff}, @in={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in6={0xa, 0x4e21, 0x9, @mcast2, 0xffff7fff}, @in6={0xa, 0x4e22, 0x5, @dev={0xfe, 0x80, [], 0x21}, 0x9}, @in={0x2, 0x4e23, @empty}, @in6={0xa, 0x4e24, 0x8, @empty, 0x4}, @in6={0xa, 0x4e24, 0x8, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0xb69b}, @in={0x2, 0x4e24, @empty}, @in={0x2, 0x4e22, @multicast2}], 0xdc) r6 = socket$inet_dccp(0x2, 0x6, 0x0) fsetxattr$security_selinux(r6, &(0x7f0000000100)='security.selinux\x00', &(0x7f0000000140)='system_u:object_r:dhcpd_state_t:s0\x00', 0x23, 0x1) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000080)={&(0x7f0000ffd000/0x2000)=nil, 0x2000}, &(0x7f00000000c0)=0x10) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = dup2(r7, r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) r9 = openat$cgroup_ro(r8, &(0x7f0000000180)='cpuacct.usage_sys\x00', 0x0, 0x0) getpeername$ax25(r9, &(0x7f0000000480)={{0x3, @bcast}, [@netrom, @remote, @null, @netrom, @netrom, @null, @rose, @bcast]}, &(0x7f0000000500)=0x48) r10 = syz_open_procfs(0x0, &(0x7f0000000880)='oom_score\x00') preadv(r10, &(0x7f00000017c0), 0x199, 0x0) [ 274.139558][ T9316] block nbd0: server does not support multiple connections per device. [ 274.230903][ T9312] block nbd0: shutting down sockets [ 274.237131][ T9323] block nbd4: server does not support multiple connections per device. 04:15:13 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = socket$inet(0x2, 0x3, 0x7f) vmsplice(r1, &(0x7f00000013c0)=[{&(0x7f0000000000)="8f", 0xfffffe73}], 0x1, 0x0) bind$inet(r2, &(0x7f0000000080)={0x2, 0x0, @remote}, 0x10) setsockopt$inet_int(r3, 0x0, 0x3, &(0x7f0000000140)=0x7ff, 0x4) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$TIOCMGET(0xffffffffffffffff, 0x5415, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, 0x0, 0x0) connect$inet(r2, &(0x7f0000000040)={0x2, 0x0, @multicast1}, 0x10) sendto$inet(r3, &(0x7f00000000c0), 0x0, 0x4000000, 0x0, 0x0) splice(r0, 0x0, r2, 0x0, 0x10005, 0x0) [ 274.301785][ T9318] block nbd4: shutting down sockets 04:15:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 274.634928][ T9344] block nbd0: server does not support multiple connections per device. [ 274.693190][ T9342] block nbd4: server does not support multiple connections per device. [ 274.702325][ T9340] block nbd0: shutting down sockets [ 274.834540][ T9341] block nbd4: shutting down sockets 04:15:14 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000540)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000580)=""/152) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f00000001c0)='user\x00', &(0x7f0000000040)={'sVz'}, &(0x7f0000000200)='%`\xf3`\xce\xeaY3\xc2\xf3S\xa7\xe8\xb33,\x97_!=\xce\x9f\xa8\x01\x1d\xc0\xc7\x81w\xe6\xfb\x18\r\x93\x1c\x9c\xbb\x17\xa2\xba\x87\x16\xee\xee\x10\xf7\x0e\xd4\x10\x84\x1b\'{\xc1\xeb^G\xac^<\x14[P\x87\x8b\f\r\xea\'\xebm\xef\xb6\xae\xe38\xf4\xf6\xea\xf2\xa2X\x1baXyr\x13\xa6\xccl\xc7\x9e:\xb8\x10\x1d\xc4\xd6\x9eP\'\xda/Zw\x0e\xb5-\x16\xa5\a!\x8d\x16\x8e\xa3\xf5\n\x18T_\x06>\xb5\xb8Fa\n6\t^\xb0\xd3\xce)ya&/\xd3\xe4\x10A1VH3T\v>\xa7Z\xc1\xd5\'B\x8d\xbe\xe3G\b}\x87%j\x16\xbc/+<\\)\x19\xd0[\xbe\x9f\xb2U[\xfbCo\xb0\x1eQ\xff\x05\x03\xdb\x86\xe2\x9b\x9c\xc6`q', 0xffffffffffffffff) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0xb2) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, 0x0}}], 0x1, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r4, r4) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000640)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x6, 0x0, 0x0, 0x2, 0x6, 0x1}, &(0x7f0000000680)=0x20) r5 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r5, 0xc0505350, &(0x7f0000000300)={{0x2, 0x3f}, {0x5, 0x51}, 0xfffffffb, 0x1, 0x2}) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r2, 0x84, 0x65, &(0x7f0000000380)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e24, 0x8000, @empty, 0xff}, @in={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in6={0xa, 0x4e21, 0x9, @mcast2, 0xffff7fff}, @in6={0xa, 0x4e22, 0x5, @dev={0xfe, 0x80, [], 0x21}, 0x9}, @in={0x2, 0x4e23, @empty}, @in6={0xa, 0x4e24, 0x8, @empty, 0x4}, @in6={0xa, 0x4e24, 0x8, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0xb69b}, @in={0x2, 0x4e24, @empty}, @in={0x2, 0x4e22, @multicast2}], 0xdc) r6 = socket$inet_dccp(0x2, 0x6, 0x0) fsetxattr$security_selinux(r6, &(0x7f0000000100)='security.selinux\x00', &(0x7f0000000140)='system_u:object_r:dhcpd_state_t:s0\x00', 0x23, 0x1) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000080)={&(0x7f0000ffd000/0x2000)=nil, 0x2000}, &(0x7f00000000c0)=0x10) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = dup2(r7, r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) r9 = openat$cgroup_ro(r8, &(0x7f0000000180)='cpuacct.usage_sys\x00', 0x0, 0x0) getpeername$ax25(r9, &(0x7f0000000480)={{0x3, @bcast}, [@netrom, @remote, @null, @netrom, @netrom, @null, @rose, @bcast]}, &(0x7f0000000500)=0x48) r10 = syz_open_procfs(0x0, &(0x7f0000000880)='oom_score\x00') preadv(r10, &(0x7f00000017c0), 0x199, 0x0) 04:15:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:14 executing program 2: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x101a06, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) r3 = socket$inet_udplite(0x2, 0x2, 0x88) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$TUNSETVNETBE(r0, 0x400454de, &(0x7f0000000000)=0x1) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) 04:15:14 executing program 5: r0 = openat$proc_capi20ncci(0xffffffffffffff9c, 0x0, 0x0, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$sndpcmp(&(0x7f00000000c0)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) openat$ipvs(0xffffffffffffff9c, 0x0, 0x2, 0x0) inotify_add_watch(0xffffffffffffffff, &(0x7f0000000240)='.\x00', 0xc0000080) sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f00000008c0)=ANY=[]}}, 0x0) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(0xffffffffffffffff, 0x84, 0x16, &(0x7f00000003c0)=ANY=[@ANYBLOB="53e8f7c8502332c6a2008d6d0a2acaca84f3d418eb4e6f16c32c0237353f6a03"], 0x4) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) r3 = dup2(0xffffffffffffffff, r2) preadv(r3, &(0x7f0000001300)=[{&(0x7f0000000680)=""/42, 0x2a}], 0x10000239, 0x29) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000000080)=0xcb, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x2}, 0x1c) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) sendmmsg$inet6(0xffffffffffffffff, &(0x7f0000002dc0)=[{{0x0, 0x0, 0x0}}, {{0x0, 0x0, 0x0, 0x0, &(0x7f0000002100)=[@pktinfo={{0x24, 0x29, 0x32, {@mcast2}}}], 0x28}}], 0x2, 0x0) pwritev(0xffffffffffffffff, &(0x7f0000000dc0)=[{&(0x7f0000000ac0)="a9c488cea3f5af9f6d60658d83881aa5378b88f69cc7f62e411a9df497eec832571c66389753cc4447ac59530ba96d1e9cd640c51525e0eeda4c4d1cdf84ce3a5b0f3b861a9d7d4d078bf8af79b69b2ace3ee7204d4ebe92f71a4c9af137495b3e8f3a6c90a8c5a1d7532035f4c44c12404fef517e11d5646f97d7fb4f13beef7163f16c5e2001ee7dfb235293e83a9ebce40642fad490d96e5ca1a628afccc8cc51db4bcfc9f12a889f26c0dbd66d8ea574302a6fc712534dcf0ae9d329", 0xbe}, {0x0}], 0x2, 0x81808) ioctl$sock_inet_SIOCGIFBRDADDR(r0, 0x8919, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000300)={0xffffffffffffffff, r5, 0x0, 0xd, &(0x7f0000000200)=']r!GPLnodev^\x00'}, 0x30) sendmsg$nl_netfilter(r1, &(0x7f0000000380)={&(0x7f0000000140), 0xc, &(0x7f0000000340)={&(0x7f0000000e00)={0x48c, 0xa, 0x4, 0x10, 0x70bd2b, 0x25dfdbfd, {0x7, 0x0, 0x5}, [@typed={0x8, 0x2b, @u32=0x4}, @nested={0xb4, 0x66, [@typed={0x8, 0x31, @pid=r6}, @generic, @typed={0x8, 0x96, @pid}, @typed={0x8, 0x4b, @u32=0x80000000}, @typed={0xc, 0x3e, @u64=0x100}, @generic="d442eb395357d956d25f220e739ca390e243d454a48aa20ce094ea91b1fa3d8f9df6bd4481169bbe9b5cab5cd45e7f1490a86f09bc77e1ec9b9d5d84c4be2420d1cb7f5a58368d633ef2503c5815be767a96dbe05752e845812e8ac21bbf6841b8ff3c2e7536943da8e579df6e30b0f2a97543167ba528f635c41081f327772dd9872b8ee6b2ad5938cd"]}, @nested={0x374, 0x22, [@generic="c29b031b9549a9b4767dce95265316e3fb880dbbcfe677ab88730fed1e9a4ee0ed80544a697385ab3b6225ea067ae961efaa79ada56a98fc902e33a7", @generic, @generic="ee05734228edec2f60f513836653a59ca531280ed88d4844acfab9a34e7294c99cc26d6497d54cfd2e6c908115403cfde1188dca409b9d422cb6772f92f65ef9086eb6ed60f49d071b3448404a4f39a9dbf02e64e0fafcec2d14083c82f7c961d879a8205bb33553d015316fee03009f9005c897f8e21536ab3491400540ad569ad5d920644e4497c50ed85b31ca6980c012a7adb772eca9d175bf3ef1fcb00e783fc6140d70c2cb96e1a68bb09c7fe1fd8718d5d7a2d19f52df1fe1c86cc590fea51244ff2fa9eb9edb697cf160c350a05b04ee0ef9f9c98caf5f3229be0c5aa80c35941f76a90f1cd884ee6a1a085659976e38", @typed={0x8, 0x3c, @ipv4=@loopback}, @typed={0xc, 0x18, @u64=0x80000000}, @generic="c950fdb19abac247633673bfa99b654f0b2dec52f3745b6f2e0ded762316804066150a010eb4fb8926fc73731487399b5c23a875c1d9c97fc789fc91b6b0a47b7efc6f1dd96c58ca06eb798a0f0589c85f36f1405f391ca4e082059d35e1f1236fad7a49", @typed={0xfc, 0x71, @binary="530037f4f8a5b383b75721e488e8195c130d79a84976c4f530876c1ab363fd3eaafd6b51c4a2eb4710e36715f7d6d9af970db9d514259421016a3b9f9e1d6d9c381d3f824cd6faf8749c1ead38566e2babb7e13afe280275a93fc77e33bc6437e2f2da6276c3564fb1f905bb2596c66666f2d4877a6545111f1e5232532a166150cc67da8b95afc407ce284874153c5a95ab2178081603256c9bb90d996d12dfe530805e9aa765113790dd898a89a2a523730bda1464fd7ce86a5d4da83b561197d58bd0888fad491720732c775dd50431b349018e40715108fc2722eeaf57d8a49280f13f980bc69cb9bf196fdfddb4a22ff98845c9cd"}, @generic="9e9926530fcaaa8de6dd12121e2dff91dbfe7764fe2af43418c4bf384150c5e30e99131adf78561b7c3095a96a61fc4cbbb55bfdb237e786ee99b5a49ce7333df870517acea311708662f570d8c974d1806c0e8c206d3cc823081944b90f2e1fd1b0ed3d961b81458dbb5b6276470c6f4ea0da6587ceb7a20482102e3643f9826fc5f916927774df319a9b87d607ddb600f8be04c795424d547fb0633881645aad48293c8101eb935133bc0745ac100a77238a8aced62f858c844da8a05fdac43f3cbcb347af00cb7f"]}, @generic="daa78c0443e23b12555e68f06df9091fbdf447d0aed6bb78bab379d377a0fed996763176b5ebf80bf9843d6de37ea2da52ce0e", @typed={0x14, 0x73, @ipv6=@rand_addr="2918acd68b0f496a900a10a3f0df21c7"}]}, 0x48c}, 0x1, 0x0, 0x0, 0x50}, 0x0) write(0xffffffffffffffff, &(0x7f0000cc2fed), 0x0) syz_open_dev$amidi(&(0x7f0000000100)='/dev/\x02\xedidi#\x00', 0x400000000040, 0x444040) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r8, 0x0, r8) setsockopt$inet_tcp_int(r7, 0x6, 0x80000000000002, &(0x7f0000000040)=0x2000000000000074, 0x4) bind$inet(r7, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) setsockopt$SO_ATTACH_FILTER(r7, 0x1, 0x1a, &(0x7f0000000480)={0x1, &(0x7f0000000400)=[{0x6, 0x0, 0x0, 0xe8}]}, 0x10) sendto$inet(r7, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_CONGESTION(r7, 0x6, 0xd, &(0x7f0000000000)='bbr\x00', 0x3) sendto$inet(r7, &(0x7f0000000640)="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", 0x261, 0x0, 0x0, 0x0) sendto$inet(r7, &(0x7f0000000180)="20268a927f1f6588b967481241ba7860f46ef65ac618ded8974895abeaf4b4834ff922b3f1e0b02bd67aa03059bcecc7a95c25a3a07e758044ab4ea6f7ae55d88fecf9221a7511bf746bec66ba5c0fe3ac47b61db6b4c41bd1a5259e62506cda287b857aac", 0x8293, 0x4000002, 0x0, 0x27) [ 275.209047][ T1531] block nbd0: Receive control failed (result -22) 04:15:14 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0x10, 0x3, 0x0) sendmsg$kcm(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f00000000c0)="23000000420081aee405e9a4000000000000c6ff07d800400300"/35, 0x23}], 0x1}, 0x0) recvmsg$kcm(r0, &(0x7f0000001740)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/101, 0x65}, {&(0x7f0000000280)=""/91, 0x5}, {&(0x7f0000000300)=""/4096, 0x1000}], 0x3}, 0x0) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000019c0)='/dev/sequencer\x00', 0x1, 0x0) write$sndseq(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, @tick=0x92, {}, {}, @quote}], 0xff33) getpid() sched_getaffinity(0x0, 0x0, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') getsockopt$inet_sctp6_SCTP_RECONFIG_SUPPORTED(r1, 0x84, 0x75, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000200)=0x8) sendmsg$TIPC_NL_UDP_GET_REMOTEIP(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) [ 275.250023][ T9349] block nbd0: shutting down sockets [ 275.264112][ T9358] block nbd4: server does not support multiple connections per device. [ 275.342114][ T9356] block nbd4: shutting down sockets 04:15:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:15 executing program 3: r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000540)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000580)=""/152) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f00000001c0)='user\x00', &(0x7f0000000040)={'sVz'}, &(0x7f0000000200)='%`\xf3`\xce\xeaY3\xc2\xf3S\xa7\xe8\xb33,\x97_!=\xce\x9f\xa8\x01\x1d\xc0\xc7\x81w\xe6\xfb\x18\r\x93\x1c\x9c\xbb\x17\xa2\xba\x87\x16\xee\xee\x10\xf7\x0e\xd4\x10\x84\x1b\'{\xc1\xeb^G\xac^<\x14[P\x87\x8b\f\r\xea\'\xebm\xef\xb6\xae\xe38\xf4\xf6\xea\xf2\xa2X\x1baXyr\x13\xa6\xccl\xc7\x9e:\xb8\x10\x1d\xc4\xd6\x9eP\'\xda/Zw\x0e\xb5-\x16\xa5\a!\x8d\x16\x8e\xa3\xf5\n\x18T_\x06>\xb5\xb8Fa\n6\t^\xb0\xd3\xce)ya&/\xd3\xe4\x10A1VH3T\v>\xa7Z\xc1\xd5\'B\x8d\xbe\xe3G\b}\x87%j\x16\xbc/+<\\)\x19\xd0[\xbe\x9f\xb2U[\xfbCo\xb0\x1eQ\xff\x05\x03\xdb\x86\xe2\x9b\x9c\xc6`q', 0xffffffffffffffff) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r1, 0x0, 0x0, 0x0, 0x0, 0xb2) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, 0x0}}], 0x1, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r4, r4) getsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f0000000640)={@initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x6, 0x0, 0x0, 0x2, 0x6, 0x1}, &(0x7f0000000680)=0x20) r5 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r5, 0xc0505350, &(0x7f0000000300)={{0x2, 0x3f}, {0x5, 0x51}, 0xfffffffb, 0x1, 0x2}) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r2, 0x84, 0x65, &(0x7f0000000380)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e24, 0x8000, @empty, 0xff}, @in={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in6={0xa, 0x4e21, 0x9, @mcast2, 0xffff7fff}, @in6={0xa, 0x4e22, 0x5, @dev={0xfe, 0x80, [], 0x21}, 0x9}, @in={0x2, 0x4e23, @empty}, @in6={0xa, 0x4e24, 0x8, @empty, 0x4}, @in6={0xa, 0x4e24, 0x8, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0xb69b}, @in={0x2, 0x4e24, @empty}, @in={0x2, 0x4e22, @multicast2}], 0xdc) r6 = socket$inet_dccp(0x2, 0x6, 0x0) fsetxattr$security_selinux(r6, &(0x7f0000000100)='security.selinux\x00', &(0x7f0000000140)='system_u:object_r:dhcpd_state_t:s0\x00', 0x23, 0x1) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r1, 0x6, 0x23, &(0x7f0000000080)={&(0x7f0000ffd000/0x2000)=nil, 0x2000}, &(0x7f00000000c0)=0x10) r7 = socket$inet6_tcp(0xa, 0x1, 0x0) r8 = dup2(r7, r7) ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200) r9 = openat$cgroup_ro(r8, &(0x7f0000000180)='cpuacct.usage_sys\x00', 0x0, 0x0) getpeername$ax25(r9, &(0x7f0000000480)={{0x3, @bcast}, [@netrom, @remote, @null, @netrom, @netrom, @null, @rose, @bcast]}, &(0x7f0000000500)=0x48) r10 = syz_open_procfs(0x0, &(0x7f0000000880)='oom_score\x00') preadv(r10, &(0x7f00000017c0), 0x199, 0x0) [ 275.579792][ T1531] block nbd0: Receive control failed (result -22) [ 275.588728][ T9369] block nbd0: shutting down sockets [ 275.661821][ T1531] block nbd4: Receive control failed (result -22) [ 275.671507][ T9372] block nbd4: shutting down sockets 04:15:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 275.994512][ T1531] block nbd0: Receive control failed (result -22) [ 276.003355][ T9385] block nbd0: shutting down sockets 04:15:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.035383][ T1531] block nbd4: Receive control failed (result -22) [ 276.051169][ T9387] block nbd4: shutting down sockets 04:15:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.270025][ T1531] block nbd5: Receive control failed (result -22) [ 276.279604][ T9393] block nbd5: shutting down sockets [ 276.333408][ T1531] block nbd3: Receive control failed (result -22) [ 276.342077][ T1531] block nbd2: Receive control failed (result -22) [ 276.343991][ T9395] block nbd3: shutting down sockets [ 276.360955][ T1531] block nbd0: Receive control failed (result -22) [ 276.369153][ T9402] block nbd0: shutting down sockets [ 276.372082][ T9397] block nbd2: shutting down sockets 04:15:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 1: rseq(&(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={0x0, 0x4, 0x20, 0x7}, 0x3}, 0x20, 0x1, 0x0) socket$kcm(0xa, 0x3, 0x3a) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$DRM_IOCTL_RES_CTX(r1, 0xc0106426, &(0x7f00000000c0)={0x1, &(0x7f0000000080)=[{}]}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setsockopt$inet_dccp_buf(r3, 0x21, 0x2, &(0x7f0000000100)="f3703f8b26540999123936e8e73b6206eac6b5a7a4a6b9ad35365219ae90479f3614be2a31b053219560089cd060d90058c3f77ac492754ab953e66ac9656c63555dc3ebc75e5d7b7504c02c0764f224179420c9e89b8cecef18b10ee254fde21800c1bff20b6b98bac7cd4f105dfebf4bbd5122c17c8ae2eff49cf1d8b1433767532f9f304bc325b3e1884ab47a5c0f236a0dda399f3c5b68c94213b0", 0x9d) [ 276.481408][ T1531] block nbd4: Receive control failed (result -22) [ 276.493757][ T9409] block nbd4: shutting down sockets [ 276.534458][ T1531] block nbd5: Receive control failed (result -22) [ 276.543487][ T9413] block nbd5: shutting down sockets 04:15:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.649822][ T1531] block nbd2: Receive control failed (result -22) [ 276.663520][ T9416] block nbd2: shutting down sockets 04:15:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.755897][ T1531] block nbd3: Receive control failed (result -22) [ 276.771416][ T9423] block nbd3: shutting down sockets [ 276.793971][ T1531] block nbd0: Receive control failed (result -22) 04:15:16 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 276.793982][ T9210] block nbd4: Receive control failed (result -22) [ 276.812473][ T9428] block nbd0: shutting down sockets [ 276.835559][ T9433] block nbd4: shutting down sockets 04:15:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 276.924499][ T9210] block nbd5: Receive control failed (result -22) [ 276.934246][ T9437] block nbd5: shutting down sockets [ 276.991525][ T9210] block nbd2: Receive control failed (result -22) [ 277.000678][ T9438] block nbd2: shutting down sockets [ 277.004553][ T9445] Started in network mode 04:15:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_DO_IT(r2, 0xab03) [ 277.034498][ T9445] Own node identity ff010000000000000000000000000001, cluster identity 4711 [ 277.095115][ T9445] Enabling of bearer rejected, failed to enable media 04:15:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 277.171737][ T9210] block nbd3: Receive control failed (result -22) [ 277.190411][ T9449] block nbd3: shutting down sockets [ 277.213790][ T9210] block nbd0: Receive control failed (result -22) [ 277.228855][ T9210] block nbd4: Receive control failed (result -22) [ 277.237885][ T9455] block nbd4: shutting down sockets [ 277.240571][ T9452] block nbd0: shutting down sockets 04:15:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 277.283957][ T9210] block nbd5: Receive control failed (result -22) [ 277.292458][ T9461] block nbd5: shutting down sockets [ 277.312916][ T9451] Enabling of bearer rejected, failed to enable media 04:15:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 277.383327][ T9210] block nbd2: Receive control failed (result -22) [ 277.391536][ T9465] block nbd2: shutting down sockets 04:15:17 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 277.540460][ T9210] block nbd4: Receive control failed (result -22) [ 277.549300][ T9471] block nbd4: shutting down sockets [ 277.564070][ T9210] block nbd3: Receive control failed (result -22) [ 277.587124][ T9210] block nbd0: Receive control failed (result -22) [ 277.604672][ T9475] block nbd3: shutting down sockets [ 277.610144][ T9210] block nbd0: Receive control failed (result -22) [ 277.633604][ T9472] block nbd0: shutting down sockets [ 277.643999][ T9487] Enabling of bearer rejected, failed to enable media [ 277.665435][ T9210] block nbd5: Receive control failed (result -22) [ 277.673393][ T9478] block nbd5: shutting down sockets 04:15:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 277.855323][ T9210] block nbd2: Receive control failed (result -22) [ 277.857467][ T1531] block nbd0: Receive control failed (result -22) [ 277.871265][ T1531] block nbd0: Receive control failed (result -22) [ 277.889736][ T9501] block nbd4: server does not support multiple connections per device. [ 277.894452][ T9492] block nbd0: shutting down sockets [ 277.909496][ T1531] block nbd3: Receive control failed (result -22) [ 277.918115][ T9493] block nbd3: shutting down sockets [ 277.937705][ T9494] block nbd2: shutting down sockets [ 277.973391][ T1531] block nbd5: Receive control failed (result -22) [ 277.980692][ T9500] block nbd4: shutting down sockets [ 277.991629][ T9505] block nbd5: shutting down sockets 04:15:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.056763][ T9509] Enabling of bearer rejected, failed to enable media [ 278.221710][ T1531] block nbd0: Receive control failed (result -22) [ 278.229617][ T1531] block nbd0: Receive control failed (result -22) [ 278.237686][ T9513] block nbd0: shutting down sockets 04:15:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.274507][ T9525] block nbd4: server does not support multiple connections per device. [ 278.286506][ T1531] block nbd2: Receive control failed (result -22) [ 278.295941][ T9522] block nbd2: shutting down sockets [ 278.301568][ T9519] block nbd4: shutting down sockets [ 278.333448][ T1531] block nbd5: Receive control failed (result -22) [ 278.341041][ T1531] block nbd3: Receive control failed (result -22) [ 278.342057][ T9520] block nbd5: shutting down sockets [ 278.367232][ T9523] block nbd3: shutting down sockets 04:15:17 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) 04:15:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.459323][ T9210] block nbd0: Receive control failed (result -22) [ 278.459330][ T1531] block nbd0: Receive control failed (result -22) [ 278.553639][ T9532] block nbd0: shutting down sockets [ 278.606897][ T9542] block nbd4: server does not support multiple connections per device. [ 278.626338][ T9543] Enabling of bearer rejected, failed to enable media [ 278.636692][ T9537] block nbd4: shutting down sockets 04:15:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.668432][ T1531] block nbd5: Receive control failed (result -22) [ 278.677138][ T9544] block nbd5: shutting down sockets 04:15:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.751762][ T1531] block nbd3: Receive control failed (result -22) [ 278.760635][ T9547] block nbd3: shutting down sockets [ 278.768893][ T1531] block nbd2: Receive control failed (result -22) [ 278.779898][ T9548] block nbd2: shutting down sockets 04:15:18 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) [ 278.808972][ T9210] block nbd0: Receive control failed (result -22) [ 278.808979][ T1531] block nbd0: Receive control failed (result -22) [ 278.893654][ T9550] block nbd0: shutting down sockets 04:15:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 278.917268][ T9562] block nbd4: server does not support multiple connections per device. [ 278.950625][ T9564] Enabling of bearer rejected, failed to enable media [ 278.960348][ T1531] block nbd5: Receive control failed (result -22) [ 278.969437][ T9557] block nbd5: shutting down sockets [ 279.001808][ T9560] block nbd4: shutting down sockets [ 279.056681][ T1531] block nbd3: Receive control failed (result -22) [ 279.073548][ T9567] block nbd3: shutting down sockets 04:15:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 279.098464][ T1531] block nbd2: Receive control failed (result -22) [ 279.107128][ T9568] block nbd2: shutting down sockets [ 279.243040][ T9580] block nbd4: server does not support multiple connections per device. 04:15:18 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) [ 279.296736][ T9579] block nbd4: shutting down sockets 04:15:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 279.384415][ T9590] Enabling of bearer rejected, failed to enable media [ 279.394613][ T1531] block nbd5: Receive control failed (result -22) [ 279.398571][ T9210] block nbd0: Receive control failed (result -22) [ 279.403216][ T9584] block nbd5: shutting down sockets [ 279.412564][ T9210] block nbd0: Receive control failed (result -22) [ 279.420601][ T9587] block nbd0: shutting down sockets [ 279.426952][ T9210] block nbd2: Receive control failed (result -22) 04:15:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 279.435216][ T9210] block nbd3: Receive control failed (result -22) [ 279.452521][ T9588] block nbd3: shutting down sockets [ 279.457976][ T9585] block nbd2: shutting down sockets 04:15:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) 04:15:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 279.560388][ T9599] block nbd4: server does not support multiple connections per device. [ 279.648090][ T9597] block nbd4: shutting down sockets [ 279.723585][ T9210] block nbd0: Receive control failed (result -22) [ 279.731255][ T9210] block nbd0: Receive control failed (result -22) [ 279.745368][ T9602] block nbd0: shutting down sockets [ 279.746623][ T9210] block nbd3: Receive control failed (result -22) [ 279.761234][ T9610] block nbd3: shutting down sockets 04:15:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 279.768413][ T9210] block nbd5: Receive control failed (result -22) [ 279.783848][ T9608] block nbd5: shutting down sockets [ 279.790109][ T9615] Enabling of bearer rejected, failed to enable media [ 279.839140][ T9210] block nbd2: Receive control failed (result -22) [ 279.848242][ T9613] block nbd2: shutting down sockets 04:15:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 279.931603][ T9210] block nbd3: Receive control failed (result -22) [ 279.943590][ T9620] block nbd3: shutting down sockets 04:15:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.044228][ T9627] block nbd4: server does not support multiple connections per device. [ 280.099253][ T9210] block nbd0: Receive control failed (result -22) [ 280.112660][ T9210] block nbd0: Receive control failed (result -22) [ 280.120218][ T9625] block nbd0: shutting down sockets [ 280.131555][ T9624] block nbd4: shutting down sockets [ 280.137861][ T9210] block nbd5: Receive control failed (result -22) [ 280.152842][ T9638] Enabling of bearer rejected, failed to enable media [ 280.161509][ T9634] block nbd5: shutting down sockets [ 280.172120][ T9210] block nbd2: Receive control failed (result -22) [ 280.181782][ T9631] block nbd2: shutting down sockets 04:15:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.244474][ T9210] block nbd3: Receive control failed (result -22) [ 280.253704][ T9642] block nbd3: shutting down sockets 04:15:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) 04:15:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.465673][ T9210] block nbd2: Receive control failed (result -22) [ 280.466225][ T1531] block nbd5: Receive control failed (result -22) [ 280.501937][ T9650] block nbd2: shutting down sockets [ 280.502075][ T9651] block nbd5: shutting down sockets [ 280.527814][ T9661] Enabling of bearer rejected, failed to enable media [ 280.553773][ T1531] block nbd0: Receive control failed (result -22) [ 280.563708][ T1531] block nbd0: Receive control failed (result -22) [ 280.564345][ T9662] block nbd4: server does not support multiple connections per device. [ 280.601245][ T1531] block nbd3: Receive control failed (result -22) [ 280.610885][ T9658] block nbd3: shutting down sockets [ 280.636353][ T9663] block nbd0: shutting down sockets 04:15:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.654995][ T9660] block nbd4: shutting down sockets 04:15:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:20 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) 04:15:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.815226][ T1531] block nbd2: Receive control failed (result -22) [ 280.825843][ T9670] block nbd2: shutting down sockets [ 280.862852][ T1531] block nbd3: Receive control failed (result -22) [ 280.880988][ T9672] block nbd3: shutting down sockets [ 280.920707][ T9683] Enabling of bearer rejected, failed to enable media [ 280.927958][ T9684] block nbd4: server does not support multiple connections per device. [ 280.954990][ T1531] block nbd0: Receive control failed (result -22) [ 280.964126][ T1531] block nbd0: Receive control failed (result -22) 04:15:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.971724][ T9685] block nbd0: shutting down sockets 04:15:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 280.998847][ T9681] block nbd4: shutting down sockets [ 281.086027][ T1531] block nbd2: Receive control failed (result -22) [ 281.094566][ T9688] block nbd2: shutting down sockets 04:15:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:20 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) 04:15:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 281.258910][ T1531] block nbd5: Receive control failed (result -22) [ 281.267690][ T9698] block nbd5: shutting down sockets [ 281.278063][ T9708] Enabling of bearer rejected, failed to enable media [ 281.280409][ T1531] block nbd3: Receive control failed (result -22) [ 281.290551][ T9709] block nbd4: server does not support multiple connections per device. [ 281.315304][ T1531] block nbd2: Receive control failed (result -22) [ 281.324660][ T9697] block nbd2: shutting down sockets [ 281.332667][ T9701] block nbd4: shutting down sockets [ 281.350861][ T9699] block nbd3: shutting down sockets [ 281.357222][ T9702] block nbd0: shutting down sockets 04:15:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:20 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) 04:15:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 281.506367][ T9715] Enabling of bearer rejected, failed to enable media [ 281.574858][ T9716] block nbd4: shutting down sockets [ 281.586406][ T9725] block nbd0: shutting down sockets [ 281.610560][ T9723] block nbd2: shutting down sockets [ 281.641820][ T9728] block nbd3: shutting down sockets 04:15:21 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) [ 281.678533][ T9724] block nbd5: shutting down sockets 04:15:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 281.816748][ T9734] Enabling of bearer rejected, failed to enable media 04:15:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) [ 281.939328][ T9744] block nbd0: shutting down sockets [ 281.944813][ T9740] block nbd4: shutting down sockets [ 281.950713][ T9739] block nbd2: shutting down sockets [ 281.960080][ T9745] block nbd3: shutting down sockets [ 281.969680][ T9746] block nbd5: shutting down sockets 04:15:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 282.003152][ T9751] Enabling of bearer rejected, failed to enable media 04:15:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:21 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$netlink(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:21 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 282.182871][ T9753] block nbd4: shutting down sockets [ 282.228859][ T9758] block nbd3: shutting down sockets [ 282.261213][ T9764] block nbd5: shutting down sockets 04:15:21 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:21 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:21 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) [ 282.334957][ T9769] block nbd2: shutting down sockets 04:15:21 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$netlink(0x10, 0x3, 0x10) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 282.386048][ T1531] block nbd0: Receive control failed (result -22) [ 282.403964][ T9760] block nbd0: shutting down sockets 04:15:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) [ 282.494865][ T1531] block nbd4: Receive control failed (result -22) [ 282.507552][ T9775] block nbd4: shutting down sockets 04:15:22 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 282.715813][ T1531] block nbd0: Receive control failed (result -22) [ 282.733720][ T9789] block nbd0: shutting down sockets 04:15:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) [ 283.003196][ T1531] block nbd4: Receive control failed (result -22) [ 283.011569][ T9798] block nbd4: shutting down sockets 04:15:22 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 283.080083][ T1531] block nbd0: Receive control failed (result -22) [ 283.105417][ T9811] block nbd0: shutting down sockets 04:15:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 283.251917][ T1531] block nbd4: Receive control failed (result -22) [ 283.261315][ T9816] block nbd4: shutting down sockets 04:15:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:22 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:22 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 283.439198][ T1531] block nbd0: Receive control failed (result -22) [ 283.447090][ T9831] block nbd0: shutting down sockets 04:15:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 283.632904][ T1531] block nbd4: Receive control failed (result -22) [ 283.641346][ T9840] block nbd4: shutting down sockets 04:15:23 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 5: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 283.844301][ T1531] block nbd0: Receive control failed (result -22) [ 283.852286][ T9855] block nbd0: shutting down sockets 04:15:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 284.069875][ T1531] block nbd4: Receive control failed (result -22) [ 284.078769][ T9871] block nbd4: shutting down sockets 04:15:23 executing program 5: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:23 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 284.176263][ T1531] block nbd0: Receive control failed (result -22) [ 284.184498][ T9879] block nbd0: shutting down sockets 04:15:23 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 0: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 5: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 284.345279][ T1531] block nbd4: Receive control failed (result -22) [ 284.355811][ T9892] block nbd4: shutting down sockets 04:15:23 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:23 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:24 executing program 4: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 0: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 4: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:24 executing program 0: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 4: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:24 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:24 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 5: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:24 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:25 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:25 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:25 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 286.735352][ T1531] block nbd4: Receive control failed (result -22) [ 286.746497][T10074] block nbd4: shutting down sockets [ 286.792360][ T1531] block nbd0: Receive control failed (result -22) [ 286.826925][T10077] block nbd0: shutting down sockets 04:15:26 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 287.060827][ T1531] block nbd4: Receive control failed (result -22) [ 287.071030][T10100] block nbd4: shutting down sockets 04:15:26 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:15:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 287.181073][ T1531] block nbd0: Receive control failed (result -22) [ 287.189786][T10109] block nbd0: shutting down sockets 04:15:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:26 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 287.377854][ T1531] block nbd4: Receive control failed (result -22) [ 287.388290][T10124] block nbd4: shutting down sockets 04:15:26 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:27 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:27 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 287.559398][ T1531] block nbd0: Receive control failed (result -22) [ 287.572661][T10130] block nbd0: shutting down sockets 04:15:27 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 287.733166][ T1531] block nbd4: Receive control failed (result -22) [ 287.747111][T10146] block nbd4: shutting down sockets 04:15:27 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:27 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 287.904453][ T1531] block nbd0: Receive control failed (result -22) [ 287.912461][T10154] block nbd0: shutting down sockets 04:15:27 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 5: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 288.188847][ T1531] block nbd0: Receive control failed (result -22) [ 288.197195][T10171] block nbd0: shutting down sockets [ 288.274560][ T1531] block nbd4: Receive control failed (result -22) [ 288.291535][T10173] block nbd4: shutting down sockets 04:15:27 executing program 0: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:27 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:27 executing program 4: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 288.516176][ T1531] block nbd0: Receive control failed (result -22) [ 288.524926][T10191] block nbd0: shutting down sockets 04:15:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 288.644805][ T1531] block nbd4: Receive control failed (result -22) [ 288.653639][T10201] block nbd4: shutting down sockets 04:15:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 288.999487][ T1531] block nbd0: Receive control failed (result -22) [ 289.009907][T10223] block nbd0: shutting down sockets [ 289.027503][ T1531] block nbd4: Receive control failed (result -22) [ 289.037438][T10227] block nbd4: shutting down sockets 04:15:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:28 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(r1, 0xab03) [ 289.182932][ T1531] block nbd2: Receive control failed (result -22) [ 289.191227][T10240] block nbd2: shutting down sockets 04:15:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.356387][ T1531] block nbd0: Receive control failed (result -22) [ 289.364782][T10246] block nbd0: shutting down sockets [ 289.391161][ T1531] block nbd4: Receive control failed (result -22) 04:15:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.402806][T10248] block nbd4: shutting down sockets 04:15:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 289.473728][ T1531] block nbd2: Receive control failed (result -22) [ 289.482810][T10259] block nbd2: shutting down sockets 04:15:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.554825][ T1531] block nbd5: Receive control failed (result -22) [ 289.568840][T10267] block nbd5: shutting down sockets 04:15:29 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 289.665736][ T1531] block nbd0: Receive control failed (result -22) [ 289.674716][T10272] block nbd0: shutting down sockets 04:15:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.743385][ T1531] block nbd4: Receive control failed (result -22) [ 289.777292][ T1531] block nbd3: Receive control failed (result -22) [ 289.783090][T10274] block nbd4: shutting down sockets 04:15:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.816741][T10276] block nbd3: shutting down sockets 04:15:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 289.877395][ T1531] block nbd2: Receive control failed (result -22) [ 289.886465][T10279] block nbd2: shutting down sockets 04:15:29 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 289.950923][ T1531] block nbd5: Receive control failed (result -22) [ 289.960364][T10291] block nbd5: shutting down sockets 04:15:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.097733][ T1531] block nbd0: Receive control failed (result -22) [ 290.105648][ T1531] block nbd0: Receive control failed (result -22) [ 290.121799][T10296] block nbd0: shutting down sockets [ 290.139942][T10307] block nbd4: server does not support multiple connections per device. 04:15:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:29 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 290.186702][ T1531] block nbd3: Receive control failed (result -22) [ 290.195398][T10301] block nbd3: shutting down sockets [ 290.210772][T10304] block nbd4: shutting down sockets 04:15:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.249999][ T1531] block nbd2: Receive control failed (result -22) [ 290.261642][T10308] block nbd2: shutting down sockets 04:15:29 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.356934][ T1531] block nbd0: Receive control failed (result -22) [ 290.366287][ T1531] block nbd5: Receive control failed (result -22) [ 290.375001][T10314] block nbd5: shutting down sockets [ 290.382815][ T1531] block nbd0: Receive control failed (result -22) 04:15:29 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.446406][T10319] block nbd0: shutting down sockets 04:15:30 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.527849][ T1531] block nbd3: Receive control failed (result -22) [ 290.536373][T10327] block nbd3: shutting down sockets [ 290.582357][T10332] block nbd4: server does not support multiple connections per device. [ 290.623437][T10330] block nbd4: shutting down sockets 04:15:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.677425][ T1531] block nbd5: Receive control failed (result -22) [ 290.686552][T10335] block nbd5: shutting down sockets 04:15:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.727909][ T1531] block nbd2: Receive control failed (result -22) [ 290.736328][T10334] block nbd2: shutting down sockets 04:15:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 290.872111][T10353] block nbd4: server does not support multiple connections per device. [ 290.886705][ T1531] block nbd0: Receive control failed (result -22) [ 290.893547][ T9210] block nbd0: Receive control failed (result -22) [ 290.902115][ T9210] block nbd3: Receive control failed (result -22) [ 290.910161][T10346] block nbd4: shutting down sockets 04:15:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 290.917563][T10343] block nbd3: shutting down sockets [ 290.927115][T10345] block nbd0: shutting down sockets [ 291.040174][ T1531] block nbd5: Receive control failed (result -22) [ 291.048847][T10355] block nbd5: shutting down sockets 04:15:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.083608][ T1531] block nbd2: Receive control failed (result -22) [ 291.091769][T10359] block nbd2: shutting down sockets 04:15:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.258407][T10371] block nbd4: server does not support multiple connections per device. [ 291.285249][ T1531] block nbd3: Receive control failed (result -22) [ 291.294206][T10365] block nbd3: shutting down sockets [ 291.314556][T10368] block nbd4: shutting down sockets 04:15:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.337956][ T9210] block nbd0: Receive control failed (result -22) [ 291.352281][ T1531] block nbd0: Receive control failed (result -22) [ 291.365456][ T1531] block nbd5: Receive control failed (result -22) [ 291.370767][T10374] block nbd0: shutting down sockets [ 291.379044][T10380] block nbd5: shutting down sockets 04:15:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:30 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 291.435591][ T1531] block nbd2: Receive control failed (result -22) [ 291.444658][T10384] block nbd2: shutting down sockets 04:15:31 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.576584][T10394] block nbd4: server does not support multiple connections per device. [ 291.619114][ T1531] block nbd3: Receive control failed (result -22) [ 291.628685][T10388] block nbd3: shutting down sockets [ 291.672899][T10391] block nbd4: shutting down sockets 04:15:31 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.757745][ T1531] block nbd5: Receive control failed (result -22) [ 291.761795][ T9210] block nbd2: Receive control failed (result -22) [ 291.773862][T10400] block nbd2: shutting down sockets [ 291.793889][ T1531] block nbd0: Receive control failed (result -22) [ 291.793896][ T9210] block nbd0: Receive control failed (result -22) 04:15:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.813538][T10402] block nbd0: shutting down sockets [ 291.821639][T10401] block nbd5: shutting down sockets 04:15:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 291.948683][ T1531] block nbd3: Receive control failed (result -22) [ 291.960804][T10410] block nbd3: shutting down sockets [ 292.019584][T10418] block nbd4: server does not support multiple connections per device. 04:15:31 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.113875][T10416] block nbd4: shutting down sockets [ 292.167770][ T1531] block nbd0: Receive control failed (result -22) [ 292.167777][ T9210] block nbd0: Receive control failed (result -22) [ 292.182055][ T9210] block nbd2: Receive control failed (result -22) [ 292.199946][T10422] block nbd0: shutting down sockets 04:15:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.217904][ T9210] block nbd5: Receive control failed (result -22) [ 292.221150][T10421] block nbd2: shutting down sockets [ 292.250471][T10423] block nbd5: shutting down sockets 04:15:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.332411][ T9210] block nbd3: Receive control failed (result -22) [ 292.348318][T10433] block nbd3: shutting down sockets [ 292.351625][T10440] block nbd4: server does not support multiple connections per device. [ 292.380730][T10437] block nbd4: shutting down sockets 04:15:31 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:31 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.550710][ T1531] block nbd0: Receive control failed (result -22) [ 292.550718][ T9210] block nbd0: Receive control failed (result -22) [ 292.573677][T10442] block nbd0: shutting down sockets [ 292.626698][ T1531] block nbd5: Receive control failed (result -22) [ 292.635728][T10449] block nbd5: shutting down sockets [ 292.664465][ T1531] block nbd2: Receive control failed (result -22) [ 292.676753][T10447] block nbd2: shutting down sockets 04:15:32 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:32 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.755662][ T1531] block nbd3: Receive control failed (result -22) [ 292.769637][T10452] block nbd3: shutting down sockets 04:15:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 292.896094][T10466] block nbd4: server does not support multiple connections per device. [ 292.941675][T10462] block nbd4: shutting down sockets [ 292.981016][ T1531] block nbd0: Receive control failed (result -22) [ 292.988903][ T1531] block nbd0: Receive control failed (result -22) [ 293.009247][T10469] block nbd0: shutting down sockets 04:15:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:32 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.123113][ T1531] block nbd5: Receive control failed (result -22) [ 293.138850][T10478] block nbd5: shutting down sockets [ 293.152074][ T1531] block nbd3: Receive control failed (result -22) [ 293.154113][T10484] block nbd4: server does not support multiple connections per device. 04:15:32 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, 0x0, 0x0) close(r1) [ 293.193796][T10474] block nbd3: shutting down sockets [ 293.202587][ T1531] block nbd2: Receive control failed (result -22) [ 293.213738][T10482] block nbd2: shutting down sockets 04:15:32 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.314562][T10480] block nbd4: shutting down sockets 04:15:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.385430][ T1531] block nbd0: Receive control failed (result -22) [ 293.393758][ T1531] block nbd0: Receive control failed (result -22) [ 293.402394][T10489] block nbd0: shutting down sockets 04:15:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:33 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, 0x0, 0x0) close(r1) [ 293.516810][ T1531] block nbd5: Receive control failed (result -22) [ 293.528000][T10497] block nbd5: shutting down sockets [ 293.540167][ T1531] block nbd2: Receive control failed (result -22) [ 293.549694][T10496] block nbd2: shutting down sockets [ 293.575271][ T1531] block nbd3: Receive control failed (result -22) [ 293.586341][T10501] block nbd3: shutting down sockets 04:15:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:33 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.690073][T10512] block nbd4: server does not support multiple connections per device. [ 293.697632][ T1531] block nbd0: Receive control failed (result -22) [ 293.706354][ T1531] block nbd0: Receive control failed (result -22) [ 293.724152][T10510] block nbd0: shutting down sockets [ 293.735897][T10508] block nbd4: shutting down sockets [ 293.807805][T10517] block nbd2: shutting down sockets 04:15:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 293.930680][ T1531] block nbd5: Receive control failed (result -22) [ 293.939414][T10523] block nbd5: shutting down sockets [ 293.977763][ T1531] block nbd3: Receive control failed (result -22) [ 293.988026][T10522] block nbd3: shutting down sockets 04:15:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:33 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, 0x0, 0x0) close(r1) 04:15:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:33 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 294.128589][T10537] block nbd4: server does not support multiple connections per device. 04:15:33 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x0, 0x3}, 0x8) close(r1) [ 294.177876][ T1531] block nbd0: Receive control failed (result -22) [ 294.177888][ T9210] block nbd0: Receive control failed (result -22) [ 294.192029][T10534] block nbd0: shutting down sockets [ 294.198925][T10538] block nbd2: shutting down sockets [ 294.232763][T10536] block nbd4: shutting down sockets [ 294.251916][T10540] block nbd5: shutting down sockets 04:15:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 294.280707][T10541] block nbd3: shutting down sockets 04:15:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 294.480668][T10552] block nbd2: shutting down sockets [ 294.489084][T10555] block nbd4: server does not support multiple connections per device. [ 294.502946][T10554] block nbd4: shutting down sockets 04:15:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x0, 0x3}, 0x8) close(r1) 04:15:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:34 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 294.641729][T10561] block nbd3: shutting down sockets 04:15:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 294.672474][T10563] block nbd5: shutting down sockets 04:15:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x0, 0x3}, 0x8) close(r1) [ 294.713587][ T9210] block nbd0: Receive control failed (result -22) [ 294.721758][ T9210] block nbd0: Receive control failed (result -22) [ 294.730067][T10565] block nbd0: shutting down sockets 04:15:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:34 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 294.783750][ T9210] block nbd4: Receive control failed (result -22) [ 294.793140][T10568] block nbd4: shutting down sockets 04:15:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 294.873068][ T9210] block nbd2: Receive control failed (result -22) [ 294.884508][ T9210] block nbd2: Receive control failed (result -22) 04:15:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 294.945807][T10571] block nbd2: shutting down sockets 04:15:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3}, 0x8) close(r1) [ 294.992698][T10588] block nbd3: shutting down sockets [ 295.046341][T10587] block nbd5: shutting down sockets [ 295.152760][ T9210] block nbd4: Receive control failed (result -22) [ 295.160904][T10595] block nbd4: shutting down sockets [ 295.197745][ T9210] block nbd0: Receive control failed (result -22) [ 295.225616][T10584] block nbd0: shutting down sockets 04:15:34 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3}, 0x8) close(r1) 04:15:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:34 executing program 5: accept4$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mkdir(&(0x7f00000000c0)='./file0\x00', 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) clone(0x103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r4 = socket$inet(0x2, 0x2000080001, 0x84) bind$inet(r4, &(0x7f0000000080)={0x2, 0x4e20, @loopback}, 0x10) sendmsg(r4, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback}, 0x80, &(0x7f0000007f80)=[{&(0x7f00000001c0)='*', 0x1}], 0x1}, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x0, 0x0) ioctl$KDGKBLED(r5, 0x80045113, &(0x7f0000a07fff)) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r5, 0x84, 0xa, &(0x7f0000000140)={0xfffe, 0x0, 0x4, 0x200, 0xa90, 0x6, 0x9, 0x40}, &(0x7f0000000180)=0x20) setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, &(0x7f00000001c0)={0x0, @in6={{0xa, 0x4e24, 0x2, @mcast2, 0x9}}, 0xf}, 0x90) r6 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r6) r7 = open(&(0x7f0000000100)='./file0\x00', 0x40c2, 0x0) r8 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) write(r7, &(0x7f0000000600)="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", 0x200) sendfile(r7, r8, 0x0, 0x7fffffa7) fsetxattr$trusted_overlay_upper(0xffffffffffffffff, 0x0, &(0x7f0000000380)=ANY=[@ANYPTR=&(0x7f0000000440)=ANY=[]], 0x1, 0x3) creat(&(0x7f0000000580)='./bus\x00', 0x0) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x48ea, &(0x7f00000000c0)={0xa, 0x0, 0x6, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, 0xffffffb2) sendto$inet6(0xffffffffffffffff, &(0x7f00000009c0), 0x0, 0xc001, 0x0, 0x0) r9 = open(&(0x7f00000003c0)='./bus\x00', 0x40c2, 0x0) r10 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) sendfile(r9, r10, 0x0, 0x7fffffa7) sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x400c000, 0x0, 0x0) 04:15:34 executing program 3: 04:15:34 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3}, 0x8) close(r1) 04:15:35 executing program 3: [ 295.479589][ T9210] block nbd2: Receive control failed (result -22) [ 295.479596][ T1531] block nbd2: Receive control failed (result -22) [ 295.497621][T10612] block nbd2: shutting down sockets [ 295.558173][ T1531] block nbd4: Receive control failed (result -22) [ 295.567317][T10610] block nbd4: shutting down sockets [ 295.593541][ T1531] block nbd0: Receive control failed (result -22) 04:15:35 executing program 5: [ 295.644441][T10616] block nbd0: shutting down sockets 04:15:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:35 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:35 executing program 3: 04:15:35 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) 04:15:35 executing program 5: 04:15:35 executing program 3: [ 295.972653][T10650] block nbd2: Device being setup by another task [ 295.993262][ T1531] block nbd4: Receive control failed (result -22) [ 296.013247][T10645] block nbd4: shutting down sockets [ 296.076401][ T1531] block nbd0: Receive control failed (result -22) [ 296.085332][T10643] block nbd0: shutting down sockets [ 296.158405][ T1531] block nbd2: Receive control failed (result -22) [ 296.224475][T10640] block nbd2: shutting down sockets 04:15:35 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:35 executing program 2: 04:15:35 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) 04:15:35 executing program 3: 04:15:35 executing program 5: 04:15:35 executing program 5: [ 296.393391][ T1531] block nbd4: Receive control failed (result -22) [ 296.402926][T10668] block nbd4: shutting down sockets [ 296.409023][ T1531] block nbd0: Receive control failed (result -22) [ 296.417332][T10666] block nbd0: shutting down sockets 04:15:35 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) 04:15:35 executing program 3: 04:15:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 2: 04:15:36 executing program 3: 04:15:36 executing program 5: 04:15:36 executing program 1: [ 296.727881][ T1531] block nbd4: Receive control failed (result -22) [ 296.735244][ T9210] block nbd0: Receive control failed (result -22) [ 296.751414][T10691] block nbd4: shutting down sockets [ 296.757845][T10686] block nbd0: shutting down sockets 04:15:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 3: 04:15:36 executing program 2: 04:15:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 5: 04:15:36 executing program 1: 04:15:36 executing program 3: [ 297.114074][ T1531] block nbd4: Receive control failed (result -22) [ 297.129245][T10705] block nbd4: shutting down sockets 04:15:36 executing program 2: 04:15:36 executing program 5: [ 297.183543][ T1531] block nbd0: Receive control failed (result -22) [ 297.191407][T10711] block nbd0: shutting down sockets 04:15:36 executing program 3: 04:15:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:36 executing program 1: 04:15:36 executing program 5: 04:15:36 executing program 2: 04:15:37 executing program 3: [ 297.494302][ T1531] block nbd0: Receive control failed (result -22) [ 297.501489][ T1531] block nbd4: Receive control failed (result -22) [ 297.513409][T10727] block nbd0: shutting down sockets [ 297.520064][T10729] block nbd4: shutting down sockets 04:15:37 executing program 1: 04:15:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:37 executing program 2: 04:15:37 executing program 5: 04:15:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:37 executing program 3: [ 297.813036][ T9210] block nbd4: Receive control failed (result -22) [ 297.821632][T10744] block nbd4: shutting down sockets 04:15:37 executing program 1: 04:15:37 executing program 2: r0 = socket$netlink(0x10, 0x3, 0x0) recvmsg(r0, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000680)=ANY=[@ANYBLOB="1c0000005e00010700"/20, @ANYRES32=0x0, @ANYBLOB="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"], 0x1c}}, 0x0) 04:15:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 297.922110][ T9210] block nbd0: Receive control failed (result -22) [ 297.931242][T10749] block nbd0: shutting down sockets 04:15:37 executing program 5: syz_open_procfs(0x0, &(0x7f00000002c0)='net/ip_tables_targets\x00') setsockopt$IP_VS_SO_SET_EDITDEST(0xffffffffffffffff, 0x0, 0x489, &(0x7f0000000180)={{0x0, @broadcast, 0x4e21, 0x0, 'sh\x00', 0x1, 0xe31, 0x38}, {@multicast2, 0x0, 0x1, 0xffffffff, 0x0, 0x1ff}}, 0x44) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) recvfrom$inet(0xffffffffffffffff, &(0x7f00000004c0)=""/252, 0xfc, 0x40001100, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000780)) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='westwood\x00', 0x9) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x0) fallocate(r1, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./file0\x00', 0x40002, 0x0) r3 = open$dir(&(0x7f0000000100)='./file0\x00', 0x4002, 0x0) write$FUSE_DIRENT(0xffffffffffffffff, 0x0, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000280)) truncate(&(0x7f0000000240)='./file0\x00', 0x90002) sendfile(r2, r3, 0x0, 0x7fffffff) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r3, r3, &(0x7f0000000140)=0x8800, 0x8800000) 04:15:37 executing program 3: clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) recvmsg(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0xfffffe54, 0x0, 0x0, &(0x7f0000000040)=""/63, 0x46}, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f00000002c0)="0900000000003639408fa3a3ba2766", 0xf}], 0x4, 0x0) timer_create(0x0, &(0x7f0000000100)={0x0, 0x4013, 0x0, @thr={0x0, &(0x7f0000000300)}}, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x3c) ptrace$cont(0x18, r0, 0x0, 0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, r0, 0x0, 0x0) 04:15:37 executing program 1: r0 = syz_open_dev$dri(&(0x7f0000000080)='/dev/dri/card#\x00', 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$VIDIOC_G_CROP(r1, 0xc01456b8, &(0x7f0000000000)={0x0, {0x94, 0x2000, 0x20203846}}) [ 298.066337][T10765] ptrace attach of "/root/syz-executor.3"[10764] was attempted by "/root/syz-executor.3"[10765] 04:15:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 298.118972][ T9210] block nbd4: Receive control failed (result -22) [ 298.127258][T10760] block nbd4: shutting down sockets 04:15:37 executing program 3: r0 = inotify_init1(0x0) fcntl$setown(r0, 0x8, 0xffffffffffffffff) fcntl$getownex(r0, 0x10, &(0x7f0000000080)={0x0, 0x0}) ptrace$setopts(0x4206, r1, 0x0, 0x0) ptrace$setregset(0x4209, r1, 0x0, 0x0) 04:15:37 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 298.302824][ T9210] block nbd0: Receive control failed (result -22) [ 298.313323][T10778] block nbd0: shutting down sockets 04:15:37 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) 04:15:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 298.394741][T10786] ptrace attach of "/root/syz-executor.3"[8844] was attempted by "/root/syz-executor.3"[10786] [ 298.463025][ T9210] block nbd4: Receive control failed (result -22) [ 298.472720][T10784] block nbd4: shutting down sockets [ 298.484851][T10786] ptrace attach of "/root/syz-executor.3"[8844] was attempted by "/root/syz-executor.3"[10786] [ 298.551724][ T9210] block nbd2: Receive control failed (result -22) [ 298.562384][T10791] block nbd2: shutting down sockets [ 298.576547][T10797] Enabling of bearer rejected, failed to enable media 04:15:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_DO_IT(r2, 0xab03) [ 298.675010][ T9210] block nbd0: Receive control failed (result -22) [ 298.684631][T10801] block nbd0: shutting down sockets [ 298.761958][ T9210] block nbd4: Receive control failed (result -22) [ 298.771351][T10808] block nbd4: shutting down sockets [ 298.841266][ T9210] block nbd3: Receive control failed (result -22) [ 298.855529][T10810] block nbd3: shutting down sockets [ 298.932040][ T9210] block nbd2: Receive control failed (result -22) [ 298.942003][T10815] block nbd2: shutting down sockets 04:15:38 executing program 5: syz_open_procfs(0x0, &(0x7f00000002c0)='net/ip_tables_targets\x00') setsockopt$IP_VS_SO_SET_EDITDEST(0xffffffffffffffff, 0x0, 0x489, &(0x7f0000000180)={{0x0, @broadcast, 0x4e21, 0x0, 'sh\x00', 0x1, 0xe31, 0x38}, {@multicast2, 0x0, 0x1, 0xffffffff, 0x0, 0x1ff}}, 0x44) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) recvfrom$inet(0xffffffffffffffff, &(0x7f00000004c0)=""/252, 0xfc, 0x40001100, 0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000780)) setsockopt$inet6_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f0000000040)='westwood\x00', 0x9) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x0) fallocate(r1, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000080)='./file0\x00', 0x40002, 0x0) r3 = open$dir(&(0x7f0000000100)='./file0\x00', 0x4002, 0x0) write$FUSE_DIRENT(0xffffffffffffffff, 0x0, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000280)) truncate(&(0x7f0000000240)='./file0\x00', 0x90002) sendfile(r2, r3, 0x0, 0x7fffffff) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r3, r3, &(0x7f0000000140)=0x8800, 0x8800000) 04:15:38 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) 04:15:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) socket(0x1, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 299.162347][T10825] block nbd4: shutting down sockets [ 299.165266][T10832] Enabling of bearer rejected, failed to enable media [ 299.184497][ T9210] block nbd0: Receive control failed (result -22) [ 299.193234][T10824] block nbd0: shutting down sockets [ 299.199343][ T9210] block nbd2: Receive control failed (result -22) [ 299.211011][T10827] block nbd2: shutting down sockets 04:15:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:38 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) [ 299.309459][ T9210] block nbd3: Receive control failed (result -22) [ 299.335748][ T9210] block nbd3: Receive control failed (result -22) [ 299.383192][T10826] block nbd3: shutting down sockets 04:15:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 299.482034][ T9210] block nbd0: Receive control failed (result -22) [ 299.490907][T10844] block nbd0: shutting down sockets 04:15:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 299.578550][T10851] block nbd4: shutting down sockets [ 299.590507][T10854] Enabling of bearer rejected, failed to enable media [ 299.636403][ T9210] block nbd3: Receive control failed (result -22) [ 299.645529][ T9210] block nbd3: Receive control failed (result -22) [ 299.676242][T10857] block nbd3: shutting down sockets [ 299.710356][ T9210] block nbd2: Receive control failed (result -22) [ 299.710362][ T1531] block nbd2: Receive control failed (result -22) [ 299.765660][T10849] block nbd2: shutting down sockets [ 299.808277][T10865] block nbd0: server does not support multiple connections per device. [ 299.902778][T10863] block nbd0: shutting down sockets 04:15:39 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$EVIOCGLED(r4, 0x80404519, &(0x7f00000000c0)=""/4096) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) close(r3) 04:15:39 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 300.072003][T10876] block nbd0: server does not support multiple connections per device. [ 300.080137][T10877] Enabling of bearer rejected, failed to enable media [ 300.092252][ T1531] block nbd3: Receive control failed (result -22) [ 300.093642][T10871] block nbd0: shutting down sockets [ 300.100203][ T1531] block nbd3: Receive control failed (result -22) [ 300.114075][T10873] block nbd3: shutting down sockets [ 300.120909][T10872] block nbd4: shutting down sockets [ 300.140045][ T1531] block nbd2: Receive control failed (result -22) [ 300.148052][ T1531] block nbd2: Receive control failed (result -22) [ 300.156567][T10874] block nbd2: shutting down sockets 04:15:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) close(r3) [ 300.204434][ T1531] block nbd5: Receive control failed (result -22) [ 300.213613][T10882] block nbd5: shutting down sockets 04:15:39 executing program 4 (fault-call:9 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:39 executing program 5 (fault-call:5 fault-nth:0): socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 300.334088][T10890] block nbd3: server does not support multiple connections per device. [ 300.348694][T10892] Enabling of bearer rejected, failed to enable media [ 300.435074][T10897] FAULT_INJECTION: forcing a failure. [ 300.435074][T10897] name failslab, interval 1, probability 0, space 0, times 1 [ 300.449723][T10893] block nbd0: server does not support multiple connections per device. [ 300.456251][T10889] block nbd3: shutting down sockets [ 300.480857][ T1531] block nbd2: Receive control failed (result -22) [ 300.488748][ T1531] block nbd2: Receive control failed (result -22) [ 300.495876][T10897] CPU: 0 PID: 10897 Comm: syz-executor.4 Not tainted 5.4.0-rc7+ #0 [ 300.503809][T10897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.513882][T10897] Call Trace: [ 300.517291][T10897] dump_stack+0x197/0x210 [ 300.521663][T10897] should_fail.cold+0xa/0x15 [ 300.526282][T10897] ? fault_create_debugfs_attr+0x180/0x180 [ 300.532131][T10897] ? ___might_sleep+0x163/0x2c0 [ 300.537019][T10897] __should_failslab+0x121/0x190 [ 300.541990][T10897] should_failslab+0x9/0x14 [ 300.546520][T10897] __kmalloc+0x2e0/0x770 [ 300.550783][T10897] ? mark_held_locks+0xf0/0xf0 [ 300.555566][T10897] ? mark_lock+0xc2/0x1220 [ 300.560090][T10897] ? _parse_integer+0x190/0x190 [ 300.564986][T10897] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 300.570736][T10897] tomoyo_realpath_from_path+0xcd/0x7b0 [ 300.576312][T10897] ? tomoyo_path_number_perm+0x193/0x520 [ 300.582177][T10897] tomoyo_path_number_perm+0x1dd/0x520 [ 300.587664][T10897] ? tomoyo_path_number_perm+0x193/0x520 [ 300.593330][T10897] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 300.599170][T10897] ? __f_unlock_pos+0x19/0x20 [ 300.603915][T10897] ? __fget+0x384/0x560 [ 300.608100][T10897] ? ksys_dup3+0x3e0/0x3e0 [ 300.612510][T10897] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 300.612534][T10897] ? fput_many+0x12c/0x1a0 [ 300.612554][T10897] tomoyo_file_ioctl+0x23/0x30 [ 300.612570][T10897] security_file_ioctl+0x77/0xc0 [ 300.612588][T10897] ksys_ioctl+0x57/0xd0 [ 300.612601][T10897] __x64_sys_ioctl+0x73/0xb0 [ 300.612617][T10897] do_syscall_64+0xfa/0x760 [ 300.612703][T10897] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.652228][T10897] RIP: 0033:0x45a639 [ 300.656141][T10897] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 300.675757][T10897] RSP: 002b:00007f7defaa5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 04:15:40 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:40 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/capi/capi20\x00', 0x8ac283, 0x0) close(r3) [ 300.684286][T10897] RAX: ffffffffffffffda RBX: 00007f7defaa5c90 RCX: 000000000045a639 [ 300.692633][T10897] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 300.700795][T10897] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 300.700805][T10897] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7defaa66d4 [ 300.700811][T10897] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 300.722643][T10891] block nbd0: shutting down sockets 04:15:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 300.750188][T10910] Enabling of bearer rejected, failed to enable media 04:15:40 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$KVM_SET_GUEST_DEBUG(r1, 0x4048ae9b, &(0x7f00000000c0)={0xc8002, 0x0, [0x0, 0x41, 0x3, 0x0, 0x21bf, 0xffffffffffffffc1, 0x463, 0x5]}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 300.806684][T10896] block nbd2: shutting down sockets 04:15:40 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) r3 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r3) 04:15:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 300.924355][T10918] block nbd3: server does not support multiple connections per device. [ 300.939111][T10920] block nbd0: server does not support multiple connections per device. [ 300.967874][T10917] block nbd3: shutting down sockets [ 301.005534][T10915] block nbd0: shutting down sockets 04:15:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_DO_IT(r2, 0xab03) [ 301.067968][T10897] ERROR: Out of memory at tomoyo_realpath_from_path. [ 301.079607][T10897] block nbd4: server does not support multiple connections per device. [ 301.093499][T10926] Enabling of bearer rejected, failed to enable media 04:15:40 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f00000000c0)='TIPCv2\x00') sendmsg$TIPC_NL_MON_SET(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0x1b0, r2, 0x4, 0x70bd26, 0x25dfdbfc, {}, [@TIPC_NLA_LINK={0x40, 0x4, [@TIPC_NLA_LINK_PROP={0x24, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xb}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xa}]}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_PROP={0xc, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}]}]}, @TIPC_NLA_NODE={0x28, 0x6, [@TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x8}]}, @TIPC_NLA_NODE={0x40, 0x6, [@TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x6}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0xabc}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x200}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x23}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x401}, @TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_BEARER={0xa0, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz2\x00'}, @TIPC_NLA_BEARER_PROP={0x24, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x40}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xcc8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1}]}, @TIPC_NLA_BEARER_NAME={0x18, 0x1, @l2={'eth', 0x3a, 'team_slave_1\x00'}}, @TIPC_NLA_BEARER_PROP={0x1c, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x12}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_BEARER_PROP={0x34, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x18}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xd}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xb}]}]}, @TIPC_NLA_NET={0x48, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x6}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x3}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0xc457}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0xfffffffffffffffe}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x645}, @TIPC_NLA_NET_ADDR={0x8, 0x2, 0x8}, @TIPC_NLA_NET_NODEID={0xc, 0x3, 0x2}]}, @TIPC_NLA_SOCK={0xc, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3ff}]}]}, 0x1b0}, 0x1, 0x0, 0x0, 0x22008811}, 0xd0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$packet_rx_ring(r1, 0x107, 0x5, &(0x7f0000000180)=@req={0x7, 0x4, 0x49, 0x2}, 0x10) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r4) [ 301.113607][T10895] block nbd4: shutting down sockets [ 301.136041][T10927] block nbd2: server does not support multiple connections per device. [ 301.171361][T10930] block nbd3: server does not support multiple connections per device. [ 301.192573][T10925] block nbd2: shutting down sockets [ 301.215662][T10929] block nbd3: shutting down sockets 04:15:40 executing program 4 (fault-call:9 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:40 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 301.334073][T10935] block nbd0: server does not support multiple connections per device. [ 301.403402][T10944] block nbd2: server does not support multiple connections per device. [ 301.431913][T10946] FAULT_INJECTION: forcing a failure. [ 301.431913][T10946] name failslab, interval 1, probability 0, space 0, times 0 [ 301.434910][T10940] Enabling of bearer rejected, failed to enable media 04:15:40 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x101000, 0x0) ioctl$VIDIOC_G_ENC_INDEX(r2, 0x8818564c, &(0x7f0000000240)) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000100)='TIPC\x00') sendmsg$TIPC_CMD_GET_MEDIA_NAMES(r4, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8a100}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r5, 0xf9f26b8819a83c7b, 0x70bd2a, 0x25dfdbfe, {}, ["", "", "", "", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000004}, 0x40) [ 301.464991][T10941] block nbd2: shutting down sockets [ 301.467379][T10933] block nbd0: shutting down sockets [ 301.507029][T10946] CPU: 1 PID: 10946 Comm: syz-executor.4 Not tainted 5.4.0-rc7+ #0 [ 301.514998][T10946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.525098][T10946] Call Trace: [ 301.525138][T10946] dump_stack+0x197/0x210 [ 301.525168][T10946] should_fail.cold+0xa/0x15 [ 301.525195][T10946] ? fault_create_debugfs_attr+0x180/0x180 [ 301.525217][T10946] ? ___might_sleep+0x163/0x2c0 [ 301.525234][T10946] __should_failslab+0x121/0x190 04:15:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 301.525250][T10946] should_failslab+0x9/0x14 [ 301.525261][T10946] __kmalloc+0x2e0/0x770 [ 301.525274][T10946] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 301.525288][T10946] ? d_absolute_path+0x11b/0x170 [ 301.525300][T10946] ? __d_path+0x140/0x140 [ 301.525311][T10946] ? tomoyo_encode2.part.0+0xf5/0x400 [ 301.525324][T10946] tomoyo_encode2.part.0+0xf5/0x400 [ 301.525337][T10946] tomoyo_encode+0x2b/0x50 [ 301.525348][T10946] tomoyo_realpath_from_path+0x1d3/0x7b0 [ 301.525364][T10946] tomoyo_path_number_perm+0x1dd/0x520 04:15:41 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x40, 0x0) setsockopt$inet_sctp_SCTP_EVENTS(r1, 0x84, 0xb, &(0x7f0000000180)={0x6, 0x4, 0x3, 0x0, 0x7, 0x5, 0x1, 0x40, 0x40, 0x6, 0x81}, 0xb) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x1, 0x7e) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x0, 0x0) ioctl$TIOCGETD(r3, 0x5424, &(0x7f00000000c0)) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) ioctl$SIOCX25SFACILITIES(r3, 0x89e3, &(0x7f0000000100)={0x72, 0xfffffffb, 0x4, 0xa, 0x1f, 0x81}) close(r2) [ 301.525373][T10946] ? tomoyo_path_number_perm+0x193/0x520 [ 301.525386][T10946] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 301.525396][T10946] ? __f_unlock_pos+0x19/0x20 [ 301.525432][T10946] ? __fget+0x384/0x560 [ 301.525449][T10946] ? ksys_dup3+0x3e0/0x3e0 [ 301.525459][T10946] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 301.525471][T10946] ? fput_many+0x12c/0x1a0 [ 301.525487][T10946] tomoyo_file_ioctl+0x23/0x30 [ 301.525504][T10946] security_file_ioctl+0x77/0xc0 [ 301.525520][T10946] ksys_ioctl+0x57/0xd0 04:15:41 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) [ 301.525536][T10946] __x64_sys_ioctl+0x73/0xb0 [ 301.525556][T10946] do_syscall_64+0xfa/0x760 [ 301.525579][T10946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.525593][T10946] RIP: 0033:0x45a639 [ 301.525612][T10946] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 301.525620][T10946] RSP: 002b:00007f7defaa5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 301.525637][T10946] RAX: ffffffffffffffda RBX: 00007f7defaa5c90 RCX: 000000000045a639 [ 301.525645][T10946] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 301.525656][T10946] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 301.525667][T10946] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f7defaa66d4 [ 301.525678][T10946] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 301.566884][T10946] ERROR: Out of memory at tomoyo_realpath_from_path. [ 301.767829][ T1531] block nbd3: Receive control failed (result -22) [ 301.787375][T10961] block nbd2: server does not support multiple connections per device. [ 301.800230][T10947] block nbd3: shutting down sockets [ 301.800885][T10962] block nbd0: server does not support multiple connections per device. [ 301.820420][T10960] Enabling of bearer rejected, failed to enable media [ 301.826630][T10956] block nbd0: shutting down sockets [ 301.861433][T10955] block nbd2: shutting down sockets 04:15:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 301.912634][T10946] block nbd4: server does not support multiple connections per device. [ 301.991715][T10943] block nbd4: shutting down sockets 04:15:41 executing program 4 (fault-call:9 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:41 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$netlink(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r2, 0x1, 0x0, 0x0, {}, [@TIPC_NLA_BEARER={0x58, 0x1, [@TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0@'}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x0, 0x0, @mcast1={0xff, 0x1, [0x0, 0x0, 0x0, 0xfc000000]}, 0x8000}}, {0x20, 0x2, @in6={0xa, 0x0, 0x0, @mcast2}}}}]}]}, 0x6c}}, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:41 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x419, 0x220000) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00000000c0)={0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000100)=0x24) setsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000000140)=@sack_info={r3, 0x10001, 0xfffffff6}, 0xc) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x20) r4 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r4) [ 302.100819][ T1531] block nbd3: Receive control failed (result -22) [ 302.118444][T10971] block nbd3: shutting down sockets [ 302.132702][T10973] block nbd0: shutting down sockets 04:15:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 302.225694][T10985] Enabling of bearer rejected, failed to enable media 04:15:41 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) mmap(&(0x7f0000004000/0x4000)=nil, 0x4000, 0x0, 0x40010, r2, 0x0) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000000)='/proc/thread-self/attr/current\x00', 0x2, 0x0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 302.341320][ T1531] block nbd2: Receive control failed (result -22) [ 302.351412][T10979] block nbd2: shutting down sockets [ 302.376921][ T1531] block nbd3: Receive control failed (result -22) [ 302.384957][T10990] block nbd3: shutting down sockets 04:15:41 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$netlink(0x10, 0x3, 0x10) syz_genetlink_get_family_id$tipc2(&(0x7f0000000180)='TIPCv2\x00') r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 302.402626][T10994] block nbd0: shutting down sockets 04:15:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 302.431077][T11000] block nbd4: server does not support multiple connections per device. [ 302.449661][T10989] block nbd4: shutting down sockets 04:15:42 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) socket$inet_udp(0x2, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$KVM_GET_SUPPORTED_CPUID(r2, 0xc008ae05, &(0x7f00000000c0)=""/151) r3 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) write$P9_RMKDIR(r2, &(0x7f0000000000)={0x14, 0x49, 0x2, {0x4, 0x1, 0x1}}, 0x14) socket$bt_bnep(0x1f, 0x3, 0x4) close(r3) 04:15:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 302.604639][ T1531] block nbd3: Receive control failed (result -22) [ 302.612434][T11008] block nbd3: shutting down sockets 04:15:42 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) socket$netlink(0x10, 0x3, 0x10) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r2 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x100, 0x0) bind$vsock_dgram(r2, &(0x7f00000000c0)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) close(r1) [ 302.773435][T11018] block nbd4: server does not support multiple connections per device. [ 302.781586][ T1531] block nbd2: Receive control failed (result -22) [ 302.790077][T11019] block nbd2: shutting down sockets [ 302.804134][T11020] block nbd0: shutting down sockets [ 302.842852][T11017] block nbd4: shutting down sockets 04:15:42 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 302.887650][ T1531] block nbd3: Receive control failed (result -22) [ 302.902796][T11028] block nbd3: shutting down sockets 04:15:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x2) 04:15:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) [ 303.130105][ T1531] block nbd2: Receive control failed (result -22) [ 303.145699][T11039] block nbd2: shutting down sockets [ 303.151721][ T1531] block nbd0: Receive control failed (result -22) [ 303.160654][T11041] block nbd4: shutting down sockets [ 303.173810][ T1531] block nbd3: Receive control failed (result -22) 04:15:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) setsockopt$bt_BT_VOICE(r1, 0x112, 0xb, &(0x7f0000000000)=0x3, 0x2) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x40000080806, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$P9_RCLUNK(r5, &(0x7f00000000c0)={0x7, 0x79, 0x2}, 0x7) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0x1f}, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) [ 303.177710][T11042] block nbd0: shutting down sockets [ 303.204456][T11048] block nbd3: shutting down sockets 04:15:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:42 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x10) 04:15:42 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x0, r1}) fsetxattr$security_smack_entry(r2, &(0x7f00000000c0)='security.SMACK64IPIN\x00', &(0x7f0000000100)='vmnet1\x00', 0x7, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r4) 04:15:42 executing program 0 (fault-call:10 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 303.473257][T11070] block nbd4: shutting down sockets [ 303.483013][ T1531] block nbd2: Receive control failed (result -22) [ 303.490857][T11063] block nbd2: shutting down sockets 04:15:43 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x301) [ 303.539535][ T1531] block nbd3: Receive control failed (result -22) [ 303.556885][ T1531] block nbd3: Receive control failed (result -22) 04:15:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 303.589668][T11061] block nbd3: shutting down sockets 04:15:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 303.661077][T11082] FAULT_INJECTION: forcing a failure. [ 303.661077][T11082] name failslab, interval 1, probability 0, space 0, times 0 [ 303.697623][T11079] block nbd4: shutting down sockets [ 303.732399][T11082] CPU: 1 PID: 11082 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 303.740608][T11082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.750760][T11082] Call Trace: [ 303.754074][T11082] dump_stack+0x197/0x210 [ 303.758431][T11082] should_fail.cold+0xa/0x15 [ 303.763041][T11082] ? fault_create_debugfs_attr+0x180/0x180 [ 303.768874][T11082] ? ___might_sleep+0x163/0x2c0 [ 303.773742][T11082] __should_failslab+0x121/0x190 [ 303.778691][T11082] should_failslab+0x9/0x14 [ 303.783189][T11082] __kmalloc+0x2e0/0x770 [ 303.783205][T11082] ? mark_held_locks+0xf0/0xf0 [ 303.783218][T11082] ? mark_lock+0xc2/0x1220 [ 303.783233][T11082] ? _parse_integer+0x190/0x190 [ 303.783252][T11082] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 303.783269][T11082] tomoyo_realpath_from_path+0xcd/0x7b0 [ 303.783282][T11082] ? tomoyo_path_number_perm+0x193/0x520 [ 303.783304][T11082] tomoyo_path_number_perm+0x1dd/0x520 [ 303.783315][T11082] ? tomoyo_path_number_perm+0x193/0x520 [ 303.783333][T11082] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 303.835271][T11082] ? __f_unlock_pos+0x19/0x20 [ 303.839993][T11082] ? __fget+0x384/0x560 [ 303.844167][T11082] ? ksys_dup3+0x3e0/0x3e0 [ 303.848577][T11082] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 303.848597][T11082] ? fput_many+0x12c/0x1a0 [ 303.859276][T11082] tomoyo_file_ioctl+0x23/0x30 [ 303.864061][T11082] security_file_ioctl+0x77/0xc0 [ 303.869009][T11082] ksys_ioctl+0x57/0xd0 [ 303.873180][T11082] __x64_sys_ioctl+0x73/0xb0 [ 303.877783][T11082] do_syscall_64+0xfa/0x760 [ 303.882299][T11082] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.888208][T11082] RIP: 0033:0x45a639 [ 303.888225][T11082] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 303.888234][T11082] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 303.888252][T11082] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 04:15:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x125d) 04:15:43 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) [ 303.911724][T11082] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 303.911733][T11082] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 303.911741][T11082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 303.911749][T11082] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 303.933923][ T1531] block nbd2: Receive control failed (result -22) [ 303.971651][T11083] block nbd2: shutting down sockets 04:15:43 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) mkdirat(r4, &(0x7f0000000000)='./file0\x00', 0x20) r5 = socket$inet6(0xa, 0x40000080806, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) setsockopt$SO_RDS_TRANSPORT(r7, 0x114, 0x8, &(0x7f00000000c0)=0x2, 0x4) connect$inet6(r5, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r5, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r5) [ 303.981681][T11091] block nbd4: shutting down sockets 04:15:43 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) [ 304.005307][ T9210] block nbd3: Receive control failed (result -22) [ 304.005314][ T1531] block nbd3: Receive control failed (result -22) 04:15:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x125e) [ 304.142587][T11090] block nbd3: shutting down sockets 04:15:43 executing program 5: socketpair$unix(0x1, 0x4, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) [ 304.208569][ T1531] block nbd2: Receive control failed (result -22) [ 304.222852][T11106] block nbd2: shutting down sockets [ 304.265414][T11113] block nbd4: shutting down sockets [ 304.282335][T11082] ERROR: Out of memory at tomoyo_realpath_from_path. [ 304.365578][ T1531] block nbd0: Receive control failed (result -22) [ 304.365585][ T9210] block nbd0: Receive control failed (result -22) [ 304.413787][T11075] block nbd0: shutting down sockets 04:15:43 executing program 0 (fault-call:10 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:43 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x4c, 0x2000) ioctl$KVM_RUN(r1, 0xae80, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x40000080806, 0x0) set_tid_address(&(0x7f00000000c0)) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000140)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x140}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x60, r3, 0x300, 0x70bd25, 0x25dfdbfc, {}, [@TIPC_NLA_MON={0x4c, 0x9, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x3}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x3}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x20000000}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xffff}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xff}, @TIPC_NLA_MON_REF={0x8, 0x2, 0xffffffff}, @TIPC_NLA_MON_REF={0x8, 0x2, 0x2}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0x5}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000000}, 0x14000855) 04:15:43 executing program 1: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x125f) 04:15:44 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 304.539229][T11124] block nbd3: shutting down sockets [ 304.547452][T11125] block nbd4: shutting down sockets [ 304.590959][T11138] FAULT_INJECTION: forcing a failure. [ 304.590959][T11138] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 304.604213][T11138] CPU: 1 PID: 11138 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 304.612133][T11138] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 304.622202][T11138] Call Trace: [ 304.625512][T11138] dump_stack+0x197/0x210 [ 304.630019][T11138] should_fail.cold+0xa/0x15 [ 304.634650][T11138] ? fault_create_debugfs_attr+0x180/0x180 [ 304.640476][T11138] ? lock_downgrade+0x920/0x920 [ 304.645355][T11138] should_fail_alloc_page+0x50/0x60 [ 304.650566][T11138] __alloc_pages_nodemask+0x1a1/0x900 [ 304.655947][T11138] ? __kasan_check_read+0x11/0x20 [ 304.660976][T11138] ? mark_lock+0xc2/0x1220 [ 304.665399][T11138] ? __alloc_pages_slowpath+0x2920/0x2920 [ 304.671130][T11138] ? __kasan_check_read+0x11/0x20 [ 304.676184][T11138] ? fault_create_debugfs_attr+0x180/0x180 [ 304.682012][T11138] cache_grow_begin+0x90/0xd20 [ 304.686789][T11138] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 304.693045][T11138] __kmalloc+0x6b2/0x770 [ 304.697323][T11138] ? mark_held_locks+0xf0/0xf0 [ 304.702097][T11138] ? mark_lock+0xc2/0x1220 [ 304.706784][T11138] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 304.712530][T11138] tomoyo_realpath_from_path+0xcd/0x7b0 [ 304.718082][T11138] ? tomoyo_path_number_perm+0x193/0x520 [ 304.723737][T11138] tomoyo_path_number_perm+0x1dd/0x520 [ 304.729198][T11138] ? tomoyo_path_number_perm+0x193/0x520 [ 304.734842][T11138] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 304.740646][T11138] ? __f_unlock_pos+0x19/0x20 [ 304.745357][T11138] ? __fget+0x384/0x560 [ 304.749529][T11138] ? ksys_dup3+0x3e0/0x3e0 [ 304.753948][T11138] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 304.760199][T11138] ? fput_many+0x12c/0x1a0 [ 304.764635][T11138] tomoyo_file_ioctl+0x23/0x30 [ 304.769415][T11138] security_file_ioctl+0x77/0xc0 [ 304.774554][T11138] ksys_ioctl+0x57/0xd0 [ 304.777050][T11143] block nbd4: shutting down sockets [ 304.778722][T11138] __x64_sys_ioctl+0x73/0xb0 04:15:44 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) ioctl$SNDRV_TIMER_IOCTL_PARAMS(0xffffffffffffffff, 0x40505412, &(0x7f00000000c0)={0x6, 0x922c, 0x5, 0x0, 0xd}) 04:15:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1260) 04:15:44 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r1, r1) setsockopt$inet6_MCAST_MSFILTER(r1, 0x29, 0x30, &(0x7f0000000300)={0x3, {{0xa, 0x4e24, 0x20, @mcast2, 0xba}}, 0x0, 0x5, [{{0xa, 0x4e22, 0xc, @loopback, 0x80000000}}, {{0xa, 0x4e22, 0x10001, @dev={0xfe, 0x80, [], 0xe}, 0x5}}, {{0xa, 0x4e21, 0xbb8c2c1, @empty}}, {{0xa, 0x4e24, 0x3, @ipv4={[], [], @local}}}, {{0xa, 0x4e20, 0x1000, @mcast1, 0x5}}]}, 0x310) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r5) sendmsg$unix(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r3, r5}}}], 0x20}, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x6, 0x6a, 0x7a, 0x7, 0x0, 0x1, 0x60a84, 0x19, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x4, 0x5, @perf_config_ext={0x8000, 0x5}, 0xa00, 0x3, 0x1000, 0x6, 0x100000000, 0x80, 0x368}, r3, 0xe, r7, 0x18) sendmsg$IPVS_CMD_SET_CONFIG(r0, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000327bd7000fddddf250c000000b0000600520d000008000400010000002c00010008000668000008000b007369700008000200ffb095610a26000000080004004e230000080004"], 0x50}, 0x1, 0x0, 0x0, 0x80}, 0x4000000) r8 = socket$inet6_tcp(0xa, 0x1, 0x0) r9 = dup2(r8, r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) ioctl$sock_SIOCBRDELBR(r9, 0x89a1, &(0x7f00000002c0)='veth0_to_team\x00') r10 = socket$inet6(0xa, 0x2, 0x4) socket$inet_udplite(0x2, 0x2, 0x88) r11 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r11, r11) ioctl$VIDIOC_QUERYBUF(r9, 0xc0585609, &(0x7f0000000680)={0x1, 0x3, 0x4, 0xe000, {0x77359400}, {0x4, 0xc, 0x0, 0x7, 0x0, 0x42, "18e8f9ee"}, 0x0, 0x0, @planes=&(0x7f0000000640)={0x1, 0x1, @fd=0xffffffffffffffff, 0x45}, 0x4}) ioctl(r12, 0x1000008915, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") r13 = socket$inet_udp(0x2, 0x2, 0x0) getsockopt$inet_int(r13, 0x0, 0x13, &(0x7f0000000000), &(0x7f0000000100)=0x4) connect$inet6(r10, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r10, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) [ 304.778744][T11138] do_syscall_64+0xfa/0x760 [ 304.778763][T11138] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 304.778783][T11138] RIP: 0033:0x45a639 [ 304.802929][T11138] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 304.822542][T11138] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 304.830962][T11138] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 04:15:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1261) [ 304.838945][T11138] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 304.846936][T11138] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 304.854931][T11138] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 304.862908][T11138] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 304.932083][ T9210] block nbd2: Receive control failed (result -22) [ 304.940704][ T9210] block nbd2: Receive control failed (result -22) [ 304.962540][T11128] block nbd2: shutting down sockets [ 304.998271][ T9210] block nbd0: Receive control failed (result -22) [ 305.006057][ T9210] block nbd0: Receive control failed (result -22) [ 305.016673][T11130] block nbd0: shutting down sockets [ 305.047595][T11154] block nbd3: shutting down sockets [ 305.060909][T11157] block nbd4: shutting down sockets 04:15:44 executing program 0 (fault-call:10 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:44 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1262) 04:15:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:44 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) sendmmsg(r0, &(0x7f0000003640)=[{{&(0x7f00000000c0)=@ax25={{0x3, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, 0x3}, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @null]}, 0x80, &(0x7f0000001340)=[{&(0x7f0000000000)="e27f7512b3e67ff1277efa719486cbab1a750185977e29b14cea7f26771ad2f02471e68c58d7ea75fcdcdf7d4faffb5d79d37ebf8ff1f88607191d", 0x3b}, {&(0x7f0000000240)="cf05b6a850fab90919dc90494fa5ba7366d398cc92b91c385dfa5a9bfed7069b15fa55ab3fa532cd344d4bfd2bff7cdc5876e4fa053cd10fd5b5a63f44a1960931fceed69b4acc2d092fc91ac3c3a1678e921546d7e98e13120a9bf3a37ac793e9eacc54c558995d51501f59083f8c3f904c2dde78535efce69199b71fd75ae944f92406384783220740989acc055eb1a64893efb41e1112f5386c82018ec9480f203b1e6159d95ff1d7873367fd7bf9a2c1153cc13bf5c982e6ab51be6dd4ea740cb04388009c0d50460354ac3b3b8a77e6fd7fb6826fcaed49f89a5edb4a4bf02b1c6e178d4d84b1b0333038d4b56a9f26f10761ec5ad6e2bbb85753c9f19ae2021c9b49cf73a64b16caebad1fdf225b4ab895e0163010e4c257c0283c98b1e14666161cacf820d2ad71eeb198e305283b3aca06cdca04d6b025970dab477b5413f0c9a153df799c64d0ff05f9789fce0ba8f384a2aa974bf557d6f2df8c24098a5b7ff6e56e89bc96269bd83e81d8cc654776c80eb4c05e949c26477b49e77796da219eb596e9046d94e344d35fcafe734592e58a02685299658976959f7d8becb76264bb93d211abe2586deae842a27be58feebd8f9f302c1dd86b77b3c250204fd3a81bbf464ceabfa91ac15d94c0e83bc39c180ccec91d2f45042ec403c2ea82d0575e055d5697590ccef9952c054997c11da8a7ac72c2cdbd96ebaa1c5624199692ccf4e2959e7971f319cb41c610880ce7f648b205fe22005d3c28285d3eca2ea893fdaf010b415232bcc2635cfbbb689cb42a22d11f98f01528b2b5f64cac20575fa4b579d38d04155c5a42d8cde66f893044d8ffa37eee545b2748a485b4f8ed3dacc374dc3fa67bac53f3f7a257ee38121dcb8317322472deda97d22211871cfbdbe90eaa91c726c458a15e5b91e05d70c46b9eabadd884dadd90c7ec49e1dcb2b70b971bb4284c18fd2d10a0328f4cf3cea6dcac9e86d2357dd12d6fd0abe8881ae0f04f852617f8b6430f7effc7270718a5d8e6a1df8074aaa18de4ef730b203a130e61b8fb4a63e06a4c56da36ef6870fa95c3195a9a9842a54d4168f91af7079983f9f635bb11e54ddd6b61dad2889676c941ef37dfc804404d7654110d840399f80953ce3b98c79f0f5bbd81b0185eeaf9faa69f2d7c08b38e796ad3f5e938dcd2054fd0c5ca9252dce7540d0db1368770322be0cd06f73d45f5692f3efcd790eeca8f2c0d337e83935d1a940f1e4d9186cc9d68e2145e34395eb8739a3132ef78f506e4bc56e402d20cec1854e7ffb29a33429e726d3facb44f2532333de961d06fabb3d2fd7aab9c6fe0cd8487490301eef2a607d93c06b76b202875ba7c8b3d024876c5540d4a3774e599b99d4879748c76cda161e02edaeaa09d7dbef01c136dcae5b3e03fa914d377d5fe0e888cad74ea2e91e9e16b5604b83ff2833b81a5781b874583dbe42133d056b6aa9738c6a1d262ac6fd4356e2d3f0af691cfe36088ea0af83c5cc429893af1291952ccb7284f58fdff9c898a912c14dfb675b58152067599c3a90dfd263a877b9d95ab9e9fc2e5bb6fe7e976f57ee7da0194cb25eaa31ffa9948be4dcd01502687afdd8f11caec69355cdbc15d8bc3280dcd4f9dc81ecf25a578bb2ff5c65427c453040e10e51b0c6f0bda4e7f2d4477f99d7886273857fbcdb018799bbeae637815e8054f5dff0ff9461f315068ce0b314bbee040956e535acc34a80f5a583a928600a36f27bb559febe06c48fb02949586572306539c91fa023e8a6bcafd0d41298fc8c1464ec0907107955eb45387b61920a8629c37468e17f10c88940532c129172e44feeebcc2550853f1deb9ded08b87874cc8ea5a63b3e3b36df567110e36a7ca02686b7fa3ddeaa919fd4611642d612e6f2399bbdd6ae9e064c81b7d50b00b789bada10ddb68f74e651f557f833619a594d47ef7a0bdc454d8d0506f71775d0c152282e7feda9634a1de0fd42a20a8e6e2e0058530d56c377fdf3cdb86f8c74943684c4c2d58073499c8bb3e60a025095ee1abe59fc1e7c2a38d3af6ad800dabb108065ef30af50de2cbfdab3a0803b2947b6b338d7cd97c4be578ec59c2d28a7da97782b18e06926182f5896d82fff5a953e41139a1beed596050e99447218b65a5c60ad1a6b78db09efd3bf6a3fafe7374184c3a3c0e77762c39dbd1ba1b0f9a09a3118395cf5d2cb109c0af4d671a76bac442ca0c8c7d398a9756274a0014fe196a4b3a918dce540b7225012a4a1594e81b4cbe4cf2bd20eefb549af1dbd5189eb4839c48c1ee99a4ba9eb8d256839423f224e8c08a2a1fbbd60016bbfdbb77f781edcbd62cf294e2c6e13e55d8e6f71f1bbf43c3031f6f92082926f7d7d0353add0522ba5ffe6394bef2513b79194fb9010ff53b552e6f214459d40c3fc5cb449c1acc8938dd408a683c8a79a6f84ed0039fa6b157c30f33f1845a1798157d80e5a190693e37080f0d85baa85f9aa84cce1cfa6cbdfb59b5aab9dc719110dbc460531c14f03e1a9dd849860cce48c3bca193bae920524c5f017550dfa8495c728412925a6d5fdf44376a268f9a5ca4085cfeddb73edeb784eb9c46aff0d7413110632daa79d5793c1f2cdd7e6d07689aab644e791cf9985219b44f90f30b5ce3a8acbec5e150727476b26eba993d7150e5439a8e5449829ed77bc8d0009a8282dfb579f0147b09d99aa78b9e4349836251e4a0af8a99e7fbf3d518e61fda4e639ebe9c2d6d1c1db5a36d57872547f3cff6ba700b9ac4c67e120ea35cb415c6f0c6dd78ed8abb4dc4a0c890edb1d49a493b3dd891dd10ae91f9d9b3e886bc1ad1b701793de6f9a21e071ca502fe7af583061576fca0bd1644eb937e81f2a302f599fb7502a157c415f30b5a027aeff186aa001504d694cb559386ca94b88051c91b949eaff6031e490a3c7e54923cc5c7a6118e6cd6b9445830912cf81917051c8a0d8ce44a9f61ac0e591f46a49a2b25424a04ec97d236c926b374fe0ad2ac2ea47c0a0506cc97968d1057498f66807430e3e8cc3d587cab4f476c89ca3446146168d86aeb80fa8c5f86c82fea765546c4aac1066e4e06a02fc1f18cb24162edad8c762e7edea55a21f40063fcb4c26ab05d0a8eeb8d0b19093e5e335c3ee5a852930231f93468801dcae0fae04838b915ae9d0217aa7724c4b7838da929cb1b370713048371f37573382f8bcf7edb3590fbc57d5c558caa482d147dd234b5d28828d0d6fa0451d4373ccff79a415c04048f37ca301078086ec7179ac746338ea177894ee2171e34911eff718d07505469c246f573053610ce655416690fbdaa69367bcda3dfc951deea398c93c263d339857a4adfa3550b66ebcab0567f5e8b785f5ef52ab2700e12adc04347cd8f4dc25e652b58522b990bdeefff93ecd90486c23d562b1d9cb41676d606e66f3ca3133f201748a305e629a536b9062ba866aaf2543bdce78a25cd0c405e931adc0e52fc0592271630bf0e7085f36e5898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{&(0x7f0000002340)="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0x1000}, {&(0x7f0000003340)="dbfe4d8255a4a7164574bb3262b8329c161f1862f37323afdfac4b0ebc41b3024f4abd32e235a9ce8bbedef9889f50a9f33fc0be6c557f80714e2fb7dc600c03687f2d5b487fdb6d91a3e3deb13ae74b15442601598817ebca1344b0bf0b3d248c97a0afb3ad14dbe41214aa0093554e10dae899c530e446e376837acd322a23dcb5d49bd6b17194ab74725fff23d2a06369a95cb3ae2896bbf0bf57862a6cab5625e6b1c0633fef7d7f22fb63b95b7d3269edf16e8370d6766ca069753a8fc8e79cd1b35e3b35915c1b2be9", 0xcc}], 0x3, &(0x7f0000003480)=[{0xb0, 0x109, 0xffff7fff, "378ae36471fbf8f6163caed94434bd46e41e3fd89d9e96f52eaa78e2949b61652e7a7123ef8a201aebee8e7b5f665848339b6c34085175aee1e5a8a39a98775c1f09964f5eedcdbd362099d35fe045ee9aa4791fe4e8ba282e6d821d19469f25b00fd406761386967a402087fe2463627b56e95112ed465f563360666c369da76a07e46e97af4dfc488dd8e086666e3b0cff24410e2adc7306bcb5"}, {0x110, 0x105, 0xea96, "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"}], 0x1c0}}], 0x3, 0x20000002) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) [ 305.315775][T11171] block nbd4: shutting down sockets [ 305.323655][ T9210] block nbd2: Receive control failed (result -22) [ 305.330936][ T9210] block nbd2: Receive control failed (result -22) [ 305.339698][T11170] block nbd2: shutting down sockets [ 305.357618][T11181] block nbd3: shutting down sockets 04:15:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1263) 04:15:44 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:44 executing program 1: socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:44 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x303000, 0x0) setsockopt$IP_VS_SO_SET_EDIT(r1, 0x0, 0x483, &(0x7f0000000140)={0x29, @initdev={0xac, 0x1e, 0x0, 0x0}, 0x4e23, 0x0, 'fo\x00', 0x15, 0x8, 0x21}, 0x2c) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @remote, 0x6}, 0x15) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) setsockopt$bt_BT_VOICE(r4, 0x112, 0xb, &(0x7f0000000100)=0x3, 0x2) close(r2) 04:15:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 305.572385][T11188] block nbd4: shutting down sockets [ 305.595248][ T9210] block nbd2: Receive control failed (result -22) [ 305.595255][ T1531] block nbd2: Receive control failed (result -22) [ 305.617597][T11192] block nbd2: shutting down sockets 04:15:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1264) [ 305.705724][T11200] FAULT_INJECTION: forcing a failure. [ 305.705724][T11200] name failslab, interval 1, probability 0, space 0, times 0 [ 305.753059][ T1531] block nbd3: Receive control failed (result -22) [ 305.770552][T11193] block nbd3: shutting down sockets [ 305.813739][T11206] block nbd4: shutting down sockets [ 305.845809][T11200] CPU: 1 PID: 11200 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 305.854094][T11200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 305.864155][T11200] Call Trace: [ 305.867461][T11200] dump_stack+0x197/0x210 [ 305.871807][T11200] should_fail.cold+0xa/0x15 [ 305.876416][T11200] ? fault_create_debugfs_attr+0x180/0x180 [ 305.882239][T11200] ? ___might_sleep+0x163/0x2c0 [ 305.887098][T11200] __should_failslab+0x121/0x190 [ 305.892040][T11200] should_failslab+0x9/0x14 [ 305.896545][T11200] __kmalloc+0x2e0/0x770 [ 305.900813][T11200] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 305.907061][T11200] ? d_absolute_path+0x11b/0x170 [ 305.912018][T11200] ? __d_path+0x140/0x140 [ 305.916356][T11200] ? tomoyo_encode2.part.0+0xf5/0x400 [ 305.921739][T11200] tomoyo_encode2.part.0+0xf5/0x400 [ 305.926957][T11200] tomoyo_encode+0x2b/0x50 [ 305.931372][T11200] tomoyo_realpath_from_path+0x1d3/0x7b0 [ 305.937115][T11200] tomoyo_path_number_perm+0x1dd/0x520 [ 305.942589][T11200] ? tomoyo_path_number_perm+0x193/0x520 [ 305.948210][T11200] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 305.953999][T11200] ? __f_unlock_pos+0x19/0x20 [ 305.958675][T11200] ? __fget+0x384/0x560 [ 305.962813][T11200] ? ksys_dup3+0x3e0/0x3e0 [ 305.967307][T11200] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 305.973528][T11200] ? fput_many+0x12c/0x1a0 [ 305.977931][T11200] tomoyo_file_ioctl+0x23/0x30 [ 305.982679][T11200] security_file_ioctl+0x77/0xc0 [ 305.987598][T11200] ksys_ioctl+0x57/0xd0 [ 305.991744][T11200] __x64_sys_ioctl+0x73/0xb0 [ 305.996318][T11200] do_syscall_64+0xfa/0x760 [ 306.000813][T11200] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.006699][T11200] RIP: 0033:0x45a639 [ 306.010573][T11200] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 306.030167][T11200] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 306.038573][T11200] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 306.046535][T11200] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 306.054498][T11200] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 306.062449][T11200] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 306.070401][T11200] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 306.079845][T11200] ERROR: Out of memory at tomoyo_realpath_from_path. 04:15:45 executing program 0 (fault-call:10 fault-nth:3): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:45 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:45 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x2, 0xff) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) arch_prctl$ARCH_MAP_VDSO_32(0x2002, 0xf49) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:45 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1265) [ 306.101009][ T1531] block nbd0: Receive control failed (result -22) [ 306.108587][ T1531] block nbd0: Receive control failed (result -22) [ 306.126494][T11180] block nbd0: shutting down sockets [ 306.207308][ T9210] block nbd2: Receive control failed (result -22) [ 306.207315][ T1531] block nbd2: Receive control failed (result -22) [ 306.225799][T11214] block nbd2: shutting down sockets [ 306.236618][T11217] block nbd4: shutting down sockets [ 306.242786][ T1531] block nbd3: Receive control failed (result -22) [ 306.252970][T11220] block nbd3: shutting down sockets 04:15:45 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 306.304703][T11231] FAULT_INJECTION: forcing a failure. [ 306.304703][T11231] name failslab, interval 1, probability 0, space 0, times 0 [ 306.347147][T11231] CPU: 1 PID: 11231 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 306.355146][T11231] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 306.365236][T11231] Call Trace: [ 306.365269][T11231] dump_stack+0x197/0x210 [ 306.365300][T11231] should_fail.cold+0xa/0x15 [ 306.365328][T11231] ? fault_create_debugfs_attr+0x180/0x180 [ 306.365350][T11231] ? ___might_sleep+0x163/0x2c0 [ 306.365375][T11231] __should_failslab+0x121/0x190 [ 306.393159][T11231] should_failslab+0x9/0x14 [ 306.397672][T11231] __kmalloc+0x2e0/0x770 [ 306.401911][T11231] ? lock_acquire+0x190/0x410 [ 306.406691][T11231] ? nbd_ioctl+0x16d/0xc44 [ 306.411118][T11231] ? alloc_workqueue+0x166/0xf10 [ 306.416082][T11231] alloc_workqueue+0x166/0xf10 [ 306.420876][T11231] ? nbd_ioctl+0x16d/0xc44 [ 306.425308][T11231] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 306.431028][T11231] ? save_stack+0x23/0x90 [ 306.435355][T11231] ? __kasan_slab_free+0x102/0x150 [ 306.440466][T11231] ? kasan_slab_free+0xe/0x10 [ 306.445206][T11231] ? mutex_trylock+0x2d0/0x2d0 [ 306.449995][T11231] ? refcount_dec_and_test_checked+0x1b/0x20 [ 306.455995][T11231] ? apparmor_capable+0x2ed/0x630 [ 306.461039][T11231] ? cap_capable+0x205/0x270 [ 306.465654][T11231] nbd_start_device+0x17a/0xbb0 [ 306.470533][T11231] nbd_ioctl+0x6db/0xc44 [ 306.474798][T11231] ? find_held_lock+0x35/0x130 [ 306.479584][T11231] ? nbd_release+0x150/0x150 [ 306.484214][T11231] ? lock_downgrade+0x920/0x920 [ 306.489064][T11231] ? lockdep_hardirqs_on+0x421/0x5e0 [ 306.494366][T11231] ? nbd_release+0x150/0x150 [ 306.498964][T11231] blkdev_ioctl+0xedb/0x1c20 [ 306.503566][T11231] ? blkpg_ioctl+0xa90/0xa90 [ 306.508168][T11231] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 306.513985][T11231] ? __f_unlock_pos+0x19/0x20 [ 306.518696][T11231] block_ioctl+0xee/0x130 [ 306.523040][T11231] ? blkdev_fallocate+0x410/0x410 [ 306.528089][T11231] do_vfs_ioctl+0xdb6/0x13e0 [ 306.532699][T11231] ? ioctl_preallocate+0x210/0x210 [ 306.537826][T11231] ? __fget+0x384/0x560 [ 306.543311][T11231] ? ksys_dup3+0x3e0/0x3e0 04:15:46 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) [ 306.547933][T11231] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 306.554185][T11231] ? fput_many+0x12c/0x1a0 [ 306.558643][T11231] ? tomoyo_file_ioctl+0x23/0x30 [ 306.563610][T11231] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 306.569871][T11231] ? security_file_ioctl+0x8d/0xc0 [ 306.575021][T11231] ksys_ioctl+0xab/0xd0 [ 306.579192][T11231] __x64_sys_ioctl+0x73/0xb0 [ 306.583815][T11231] do_syscall_64+0xfa/0x760 [ 306.588353][T11231] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 306.594271][T11231] RIP: 0033:0x45a639 [ 306.598190][T11231] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 306.617804][T11231] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 306.626326][T11231] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 306.634336][T11231] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 04:15:46 executing program 1: socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1267) [ 306.642445][T11231] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 306.650460][T11231] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 306.658457][T11231] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 306.673588][ T1531] block nbd2: Receive control failed (result -22) [ 306.681581][ T1531] block nbd2: Receive control failed (result -22) [ 306.692418][T11233] block nbd2: shutting down sockets [ 306.709764][ T1531] block nbd3: Receive control failed (result -22) [ 306.723399][T11241] block nbd3: shutting down sockets [ 306.759113][T11248] block nbd4: shutting down sockets 04:15:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1268) [ 306.832770][T11231] block nbd0: Could not allocate knbd recv work queue. [ 306.848682][T11229] block nbd0: shutting down sockets [ 306.960724][T11254] block nbd4: shutting down sockets 04:15:46 executing program 0 (fault-call:10 fault-nth:4): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1269) 04:15:46 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = creat(&(0x7f0000000000)='./file0\x00', 0x4) r2 = socket(0x1e, 0x2, 0x0) close(r2) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000100)={0x1, [0x0]}, &(0x7f0000000000)=0x80f806766c7df7b9) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r2, 0x84, 0x6c, &(0x7f0000000280)={r4, @in={{0x2, 0x0, @empty}}}, &(0x7f0000000380)=0x90) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f00000000c0)=@assoc_id=r4, &(0x7f0000000100)=0x4) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000140)={r5, 0x6b32}, &(0x7f0000000180)=0x8) r6 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r6, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r6) 04:15:46 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:46 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 307.189997][T11269] FAULT_INJECTION: forcing a failure. [ 307.189997][T11269] name failslab, interval 1, probability 0, space 0, times 0 [ 307.204695][ T1531] block nbd3: Receive control failed (result -22) [ 307.207235][T11266] block nbd4: shutting down sockets [ 307.226469][T11264] block nbd3: shutting down sockets 04:15:46 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) [ 307.252985][ T1531] block nbd2: Receive control failed (result -22) [ 307.260933][ T1531] block nbd2: Receive control failed (result -22) [ 307.269479][T11270] block nbd2: shutting down sockets [ 307.313345][T11269] CPU: 0 PID: 11269 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 307.322470][T11269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 307.333860][T11269] Call Trace: [ 307.337201][T11269] dump_stack+0x197/0x210 [ 307.341580][T11269] should_fail.cold+0xa/0x15 [ 307.346222][T11269] ? fault_create_debugfs_attr+0x180/0x180 [ 307.352061][T11269] ? ___might_sleep+0x163/0x2c0 [ 307.356953][T11269] __should_failslab+0x121/0x190 [ 307.361932][T11269] should_failslab+0x9/0x14 [ 307.366470][T11269] kmem_cache_alloc_trace+0x2d3/0x790 [ 307.371871][T11269] ? __kmalloc+0x608/0x770 [ 307.376314][T11269] ? lock_acquire+0x190/0x410 [ 307.381029][T11269] alloc_workqueue_attrs+0x3d/0xc0 [ 307.386201][T11269] alloc_workqueue+0x18b/0xf10 [ 307.390988][T11269] ? nbd_ioctl+0x16d/0xc44 [ 307.395446][T11269] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 307.401200][T11269] ? save_stack+0x23/0x90 [ 307.405586][T11269] ? __kasan_slab_free+0x102/0x150 [ 307.410750][T11269] ? kasan_slab_free+0xe/0x10 [ 307.415473][T11269] ? mutex_trylock+0x2d0/0x2d0 [ 307.420274][T11269] ? refcount_dec_and_test_checked+0x1b/0x20 [ 307.426290][T11269] ? apparmor_capable+0x2ed/0x630 [ 307.431347][T11269] ? cap_capable+0x205/0x270 [ 307.436078][T11269] nbd_start_device+0x17a/0xbb0 [ 307.440977][T11269] nbd_ioctl+0x6db/0xc44 [ 307.445254][T11269] ? find_held_lock+0x35/0x130 [ 307.450062][T11269] ? nbd_release+0x150/0x150 [ 307.454722][T11269] ? lock_downgrade+0x920/0x920 [ 307.459611][T11269] ? lockdep_hardirqs_on+0x421/0x5e0 [ 307.464935][T11269] ? nbd_release+0x150/0x150 [ 307.469711][T11269] blkdev_ioctl+0xedb/0x1c20 [ 307.474310][T11269] ? blkpg_ioctl+0xa90/0xa90 [ 307.474327][T11269] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 307.474339][T11269] ? __f_unlock_pos+0x19/0x20 [ 307.474368][T11269] block_ioctl+0xee/0x130 [ 307.474384][T11269] ? blkdev_fallocate+0x410/0x410 [ 307.499382][T11269] do_vfs_ioctl+0xdb6/0x13e0 [ 307.504020][T11269] ? ioctl_preallocate+0x210/0x210 [ 307.509172][T11269] ? __fget+0x384/0x560 [ 307.513377][T11269] ? ksys_dup3+0x3e0/0x3e0 [ 307.518496][T11269] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 307.524781][T11269] ? fput_many+0x12c/0x1a0 [ 307.529238][T11269] ? tomoyo_file_ioctl+0x23/0x30 [ 307.534198][T11269] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 307.540469][T11269] ? security_file_ioctl+0x8d/0xc0 [ 307.545613][T11269] ksys_ioctl+0xab/0xd0 [ 307.549831][T11269] __x64_sys_ioctl+0x73/0xb0 [ 307.554478][T11269] do_syscall_64+0xfa/0x760 [ 307.559027][T11269] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 307.564955][T11269] RIP: 0033:0x45a639 [ 307.568877][T11269] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 307.588503][T11269] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 307.596945][T11269] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 307.604942][T11269] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 04:15:47 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r0) 04:15:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1274) 04:15:47 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:47 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 307.612941][T11269] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 307.620932][T11269] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 307.628926][T11269] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 307.663114][T11283] block nbd4: shutting down sockets [ 307.682075][ T1531] block nbd3: Receive control failed (result -22) [ 307.691796][T11282] block nbd3: shutting down sockets [ 307.700409][T11269] block nbd0: Could not allocate knbd recv work queue. [ 307.722859][T11268] block nbd0: shutting down sockets 04:15:47 executing program 0 (fault-call:10 fault-nth:5): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1276) [ 307.895873][T11296] block nbd4: shutting down sockets [ 307.899498][ T1531] block nbd2: Receive control failed (result -22) [ 307.909034][ T1531] block nbd2: Receive control failed (result -22) [ 307.923296][T11297] block nbd2: shutting down sockets [ 307.963617][T11305] FAULT_INJECTION: forcing a failure. [ 307.963617][T11305] name failslab, interval 1, probability 0, space 0, times 0 [ 307.988985][T11305] CPU: 0 PID: 11305 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 307.996980][T11305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.007055][T11305] Call Trace: [ 308.010381][T11305] dump_stack+0x197/0x210 [ 308.014755][T11305] should_fail.cold+0xa/0x15 [ 308.019377][T11305] ? fault_create_debugfs_attr+0x180/0x180 [ 308.025201][T11305] ? ___might_sleep+0x163/0x2c0 [ 308.025294][T11305] __should_failslab+0x121/0x190 [ 308.035632][T11305] should_failslab+0x9/0x14 [ 308.040156][T11305] __kmalloc+0x2e0/0x770 [ 308.044558][T11305] ? apply_wqattrs_prepare+0xae/0x970 [ 308.049972][T11305] apply_wqattrs_prepare+0xae/0x970 [ 308.055205][T11305] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 308.061410][T11305] apply_workqueue_attrs_locked+0xcb/0x140 [ 308.067259][T11305] apply_workqueue_attrs+0x31/0x50 [ 308.072398][T11305] alloc_workqueue+0xab0/0xf10 [ 308.077196][T11305] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 308.082937][T11305] ? save_stack+0x23/0x90 [ 308.087376][T11305] ? mutex_trylock+0x2d0/0x2d0 [ 308.092173][T11305] ? refcount_dec_and_test_checked+0x1b/0x20 [ 308.098213][T11305] ? apparmor_capable+0x2ed/0x630 [ 308.103240][T11305] ? cap_capable+0x205/0x270 [ 308.107944][T11305] nbd_start_device+0x17a/0xbb0 [ 308.112866][T11305] nbd_ioctl+0x6db/0xc44 [ 308.117106][T11305] ? find_held_lock+0x35/0x130 [ 308.121867][T11305] ? nbd_release+0x150/0x150 [ 308.126458][T11305] ? lock_downgrade+0x920/0x920 [ 308.131310][T11305] ? lockdep_hardirqs_on+0x421/0x5e0 [ 308.136591][T11305] ? nbd_release+0x150/0x150 [ 308.141262][T11305] blkdev_ioctl+0xedb/0x1c20 [ 308.145924][T11305] ? blkpg_ioctl+0xa90/0xa90 [ 308.150504][T11305] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 308.156386][T11305] ? __f_unlock_pos+0x19/0x20 [ 308.161070][T11305] block_ioctl+0xee/0x130 [ 308.165393][T11305] ? blkdev_fallocate+0x410/0x410 [ 308.170401][T11305] do_vfs_ioctl+0xdb6/0x13e0 [ 308.175112][T11305] ? ioctl_preallocate+0x210/0x210 [ 308.180237][T11305] ? __fget+0x384/0x560 [ 308.184436][T11305] ? ksys_dup3+0x3e0/0x3e0 [ 308.188869][T11305] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.195094][T11305] ? fput_many+0x12c/0x1a0 [ 308.199496][T11305] ? tomoyo_file_ioctl+0x23/0x30 [ 308.204414][T11305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.211434][T11305] ? security_file_ioctl+0x8d/0xc0 [ 308.216533][T11305] ksys_ioctl+0xab/0xd0 [ 308.220671][T11305] __x64_sys_ioctl+0x73/0xb0 [ 308.225249][T11305] do_syscall_64+0xfa/0x760 [ 308.229750][T11305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.235622][T11305] RIP: 0033:0x45a639 [ 308.239495][T11305] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 04:15:47 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x0) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:47 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1277) 04:15:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 308.259083][T11305] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 308.267478][T11305] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 308.275445][T11305] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 308.283408][T11305] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 308.291367][T11305] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 308.299332][T11305] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 308.363024][T11305] block nbd0: Could not allocate knbd recv work queue. [ 308.372763][T11303] block nbd0: shutting down sockets [ 308.384453][T11313] block nbd4: shutting down sockets [ 308.401797][ T1531] block nbd3: Receive control failed (result -22) 04:15:47 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x80000000) r4 = socket$inet6(0xa, 0x40000080806, 0x0) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = dup2(r6, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) r8 = openat$random(0xffffffffffffff9c, &(0x7f0000000180)='/dev/urandom\x00', 0x201, 0x0) r9 = dup2(r8, r5) r10 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r10, r10) r11 = socket$inet6_tcp(0xa, 0x1, 0x0) r12 = dup2(r11, r11) ioctl$PERF_EVENT_IOC_ENABLE(r12, 0x8912, 0x400200) r13 = dup2(r10, r12) r14 = syz_genetlink_get_family_id$fou(&(0x7f0000000400)='fou\x00') sendmsg$FOU_CMD_DEL(r13, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x601000}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r14, @ANYBLOB="000129bd7000efdbdf250200000008000600e000000208703170b8240000"], 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) r15 = openat$cgroup_ro(r9, &(0x7f0000000000)='cgroup.controllers\x00', 0x0, 0x0) recvfrom$rose(r15, &(0x7f00000000c0)=""/115, 0x73, 0x40, &(0x7f0000000140)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x1, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}}, 0x1c) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r4, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r4) [ 308.411206][T11312] block nbd3: shutting down sockets [ 308.430270][ T1531] block nbd2: Receive control failed (result -22) [ 308.437183][ T1531] block nbd2: Receive control failed (result -22) [ 308.445847][T11314] block nbd2: shutting down sockets 04:15:47 executing program 0 (fault-call:10 fault-nth:6): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:48 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1278) 04:15:48 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:48 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) lsetxattr$security_smack_transmute(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='security.SMACK64TRANSMUTE\x00', &(0x7f0000000100)='TRUE', 0x4, 0x2) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x7, 0x200000) bind$tipc(r1, &(0x7f0000000180)=@id={0x1e, 0x3, 0x1, {0x4e22, 0x4}}, 0x10) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) [ 308.651999][T11338] FAULT_INJECTION: forcing a failure. [ 308.651999][T11338] name failslab, interval 1, probability 0, space 0, times 0 04:15:48 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 308.718040][T11339] block nbd4: shutting down sockets [ 308.753898][T11338] CPU: 1 PID: 11338 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 308.761847][T11338] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 308.772005][T11338] Call Trace: [ 308.775311][T11338] dump_stack+0x197/0x210 [ 308.779823][T11338] should_fail.cold+0xa/0x15 [ 308.784452][T11338] ? fault_create_debugfs_attr+0x180/0x180 [ 308.790281][T11338] ? ___might_sleep+0x163/0x2c0 [ 308.795151][T11338] __should_failslab+0x121/0x190 [ 308.800108][T11338] should_failslab+0x9/0x14 [ 308.804620][T11338] __kmalloc+0x2e0/0x770 [ 308.808969][T11338] ? apply_wqattrs_prepare+0xae/0x970 [ 308.814377][T11338] apply_wqattrs_prepare+0xae/0x970 [ 308.819586][T11338] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 308.825753][T11338] apply_workqueue_attrs_locked+0xcb/0x140 [ 308.831584][T11338] apply_workqueue_attrs+0x31/0x50 [ 308.836705][T11338] alloc_workqueue+0xab0/0xf10 [ 308.841510][T11338] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 308.841526][T11338] ? save_stack+0x23/0x90 [ 308.841548][T11338] ? mutex_trylock+0x2d0/0x2d0 [ 308.841568][T11338] ? refcount_dec_and_test_checked+0x1b/0x20 [ 308.841589][T11338] ? apparmor_capable+0x2ed/0x630 [ 308.851602][T11338] ? cap_capable+0x205/0x270 [ 308.851627][T11338] nbd_start_device+0x17a/0xbb0 [ 308.851653][T11338] nbd_ioctl+0x6db/0xc44 [ 308.851670][T11338] ? find_held_lock+0x35/0x130 [ 308.851689][T11338] ? nbd_release+0x150/0x150 [ 308.890472][T11338] ? lock_downgrade+0x920/0x920 [ 308.895342][T11338] ? lockdep_hardirqs_on+0x421/0x5e0 04:15:48 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 308.900645][T11338] ? nbd_release+0x150/0x150 [ 308.905256][T11338] blkdev_ioctl+0xedb/0x1c20 [ 308.909889][T11338] ? blkpg_ioctl+0xa90/0xa90 [ 308.914511][T11338] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 308.920329][T11338] ? __f_unlock_pos+0x19/0x20 [ 308.925036][T11338] block_ioctl+0xee/0x130 [ 308.929368][T11338] ? blkdev_fallocate+0x410/0x410 [ 308.934400][T11338] do_vfs_ioctl+0xdb6/0x13e0 [ 308.939017][T11338] ? ioctl_preallocate+0x210/0x210 [ 308.944131][T11338] ? __fget+0x384/0x560 [ 308.948303][T11338] ? ksys_dup3+0x3e0/0x3e0 [ 308.952753][T11338] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 308.959437][T11338] ? fput_many+0x12c/0x1a0 [ 308.963873][T11338] ? tomoyo_file_ioctl+0x23/0x30 [ 308.968907][T11338] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 308.975177][T11338] ? security_file_ioctl+0x8d/0xc0 [ 308.980320][T11338] ksys_ioctl+0xab/0xd0 [ 308.984485][T11338] __x64_sys_ioctl+0x73/0xb0 [ 308.989100][T11338] do_syscall_64+0xfa/0x760 [ 308.993614][T11338] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 308.999513][T11338] RIP: 0033:0x45a639 [ 309.003412][T11338] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 309.023113][T11338] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 309.031525][T11338] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 309.039510][T11338] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 04:15:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1279) [ 309.039518][T11338] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 309.039526][T11338] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 309.039533][T11338] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 04:15:48 executing program 3: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 309.107598][T11354] block nbd4: shutting down sockets 04:15:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127a) 04:15:48 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x0, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 309.186603][ T1531] block nbd2: Receive control failed (result -22) [ 309.194442][ T1531] block nbd2: Receive control failed (result -22) [ 309.201534][T11335] block nbd2: shutting down sockets [ 309.212417][T11338] block nbd0: Could not allocate knbd recv work queue. [ 309.236877][T11328] block nbd0: shutting down sockets [ 309.311515][T11361] block nbd4: shutting down sockets 04:15:48 executing program 0 (fault-call:10 fault-nth:7): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127b) 04:15:49 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:49 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) [ 309.596598][T11374] block nbd2: shutting down sockets [ 309.616197][T11375] block nbd4: shutting down sockets [ 309.630301][T11383] FAULT_INJECTION: forcing a failure. [ 309.630301][T11383] name failslab, interval 1, probability 0, space 0, times 0 [ 309.649174][T11383] CPU: 1 PID: 11383 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 309.657228][T11383] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 309.667305][T11383] Call Trace: [ 309.670622][T11383] dump_stack+0x197/0x210 [ 309.674989][T11383] should_fail.cold+0xa/0x15 [ 309.679613][T11383] ? fault_create_debugfs_attr+0x180/0x180 [ 309.685447][T11383] ? ___might_sleep+0x163/0x2c0 [ 309.690312][T11383] __should_failslab+0x121/0x190 [ 309.695282][T11383] should_failslab+0x9/0x14 [ 309.699804][T11383] kmem_cache_alloc_trace+0x2d3/0x790 [ 309.705194][T11383] ? __kmalloc+0x608/0x770 [ 309.705215][T11383] alloc_workqueue_attrs+0x3d/0xc0 [ 309.705229][T11383] apply_wqattrs_prepare+0xb6/0x970 [ 309.705243][T11383] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 309.705267][T11383] apply_workqueue_attrs_locked+0xcb/0x140 [ 309.705282][T11383] apply_workqueue_attrs+0x31/0x50 [ 309.705295][T11383] alloc_workqueue+0xab0/0xf10 [ 309.705311][T11383] ? workqueue_sysfs_register+0x3f0/0x3f0 04:15:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:49 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 309.705321][T11383] ? save_stack+0x23/0x90 [ 309.705344][T11383] ? mutex_trylock+0x2d0/0x2d0 [ 309.756688][T11383] ? refcount_dec_and_test_checked+0x1b/0x20 [ 309.762707][T11383] ? apparmor_capable+0x2ed/0x630 [ 309.767754][T11383] ? cap_capable+0x205/0x270 [ 309.772374][T11383] nbd_start_device+0x17a/0xbb0 [ 309.777259][T11383] nbd_ioctl+0x6db/0xc44 [ 309.781698][T11383] ? find_held_lock+0x35/0x130 [ 309.786493][T11383] ? nbd_release+0x150/0x150 [ 309.791097][T11383] ? lock_downgrade+0x920/0x920 04:15:49 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x2000, 0x2, @remote, 0x8}, 0x1c) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x80, 0x0) stat(&(0x7f00000001c0)='./file0\x00', &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000300)=ANY=[@ANYBLOB="000000e5", @ANYRES32=0x0], &(0x7f0000000340)=0x8) getsockopt$inet_sctp6_SCTP_CONTEXT(r5, 0x84, 0x11, &(0x7f0000000380)={r6, 0x1ff}, &(0x7f00000003c0)=0x8) ioctl$SIOCAX25GETUID(r2, 0x89e0, &(0x7f00000002c0)={0x3, @default, r3}) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) socket$inet6_tcp(0xa, 0x1, 0x0) r7 = openat$zero(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/zero\x00', 0xb7f97cf42e1bea8f, 0x0) r8 = socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040)='TIPCv2\x00') sendmsg$TIPC_NL_LINK_SET(r8, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000640)=ANY=[@ANYBLOB="9525040000c9722fc1c2d2113dc3244d26d846b7378b327ce93833e9e5bcb5e32b3561a7f72edddd83a3139c61a5818e2a97141a01a645ceb40a7062e0db537faafb3089535394ecadf9881698515481e1298effc345648074cd3e16ec99d73802ca3eaf373576c71fd7e487daf2f18d746dc909c27f5e5ea6210ec6356e4583747a5e0f048359943fae358ea8914f55de9f8bb6c325b8417fe9a73c5095a7ef382d82158c2df14de06900f3bf0e9493", @ANYRES16=r9, @ANYBLOB="010029bd70000000000009000000"], 0x14}}, 0x0) r10 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r10, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r11 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r7, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r10, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r11, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r10, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r12 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r12, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r13 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r12, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r12, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r13, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r12, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) [ 309.795937][T11383] ? lockdep_hardirqs_on+0x421/0x5e0 [ 309.795955][T11383] ? nbd_release+0x150/0x150 [ 309.795974][T11383] blkdev_ioctl+0xedb/0x1c20 [ 309.795989][T11383] ? blkpg_ioctl+0xa90/0xa90 [ 309.796004][T11383] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 309.796016][T11383] ? __f_unlock_pos+0x19/0x20 [ 309.796050][T11383] block_ioctl+0xee/0x130 [ 309.796067][T11383] ? blkdev_fallocate+0x410/0x410 [ 309.835686][T11383] do_vfs_ioctl+0xdb6/0x13e0 [ 309.840525][T11383] ? ioctl_preallocate+0x210/0x210 [ 309.845660][T11383] ? __fget+0x384/0x560 [ 309.845680][T11383] ? ksys_dup3+0x3e0/0x3e0 [ 309.854588][T11383] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 309.854607][T11383] ? fput_many+0x12c/0x1a0 [ 309.854632][T11383] ? tomoyo_file_ioctl+0x23/0x30 [ 309.854644][T11383] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 309.854660][T11383] ? security_file_ioctl+0x8d/0xc0 [ 309.854680][T11383] ksys_ioctl+0xab/0xd0 [ 309.854698][T11383] __x64_sys_ioctl+0x73/0xb0 [ 309.854716][T11383] do_syscall_64+0xfa/0x760 [ 309.854737][T11383] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 309.903714][T11383] RIP: 0033:0x45a639 [ 309.907632][T11383] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 309.927250][T11383] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 309.931436][T11386] block nbd2: shutting down sockets [ 309.935687][T11383] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 04:15:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127c) [ 309.935695][T11383] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 309.935702][T11383] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 309.935708][T11383] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 309.935716][T11383] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 04:15:49 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 310.094942][T11395] block nbd4: shutting down sockets 04:15:49 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:49 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) openat$cuse(0xffffffffffffff9c, &(0x7f0000000000)='/dev/cuse\x00', 0x2, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 310.412482][T11383] block nbd0: Could not allocate knbd recv work queue. [ 310.436493][T11379] block nbd0: shutting down sockets 04:15:50 executing program 0 (fault-call:10 fault-nth:8): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127d) 04:15:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r4) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:15:50 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:50 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(r1) 04:15:50 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) close(r1) [ 310.621781][T11418] block nbd2: shutting down sockets [ 310.652051][T11414] block nbd4: shutting down sockets [ 310.737526][T11423] FAULT_INJECTION: forcing a failure. [ 310.737526][T11423] name failslab, interval 1, probability 0, space 0, times 0 [ 310.772283][T11423] CPU: 0 PID: 11423 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 310.780265][T11423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 310.790343][T11423] Call Trace: [ 310.793674][T11423] dump_stack+0x197/0x210 [ 310.798389][T11423] should_fail.cold+0xa/0x15 [ 310.803018][T11423] ? fault_create_debugfs_attr+0x180/0x180 [ 310.808856][T11423] ? ___might_sleep+0x163/0x2c0 [ 310.813741][T11423] __should_failslab+0x121/0x190 [ 310.818708][T11423] should_failslab+0x9/0x14 [ 310.823244][T11423] kmem_cache_alloc_trace+0x2d3/0x790 [ 310.828648][T11423] ? __kmalloc+0x608/0x770 [ 310.833112][T11423] alloc_workqueue_attrs+0x3d/0xc0 [ 310.838262][T11423] apply_wqattrs_prepare+0xbe/0x970 [ 310.843604][T11423] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 310.849799][T11423] apply_workqueue_attrs_locked+0xcb/0x140 [ 310.855647][T11423] apply_workqueue_attrs+0x31/0x50 [ 310.860795][T11423] alloc_workqueue+0xab0/0xf10 [ 310.865618][T11423] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 310.871366][T11423] ? save_stack+0x23/0x90 [ 310.875747][T11423] ? mutex_trylock+0x2d0/0x2d0 [ 310.880538][T11423] ? refcount_dec_and_test_checked+0x1b/0x20 [ 310.886568][T11423] ? apparmor_capable+0x2ed/0x630 [ 310.891745][T11423] ? cap_capable+0x205/0x270 [ 310.896395][T11423] nbd_start_device+0x17a/0xbb0 [ 310.901284][T11423] nbd_ioctl+0x6db/0xc44 [ 310.905559][T11423] ? find_held_lock+0x35/0x130 [ 310.910352][T11423] ? nbd_release+0x150/0x150 [ 310.915056][T11423] ? lock_downgrade+0x920/0x920 [ 310.920020][T11423] ? lockdep_hardirqs_on+0x421/0x5e0 [ 310.925615][T11423] ? nbd_release+0x150/0x150 [ 310.930248][T11423] blkdev_ioctl+0xedb/0x1c20 [ 310.935218][T11423] ? blkpg_ioctl+0xa90/0xa90 [ 310.939846][T11423] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 310.945563][T11434] block nbd4: shutting down sockets [ 310.945689][T11423] ? __f_unlock_pos+0x19/0x20 [ 310.955577][T11423] block_ioctl+0xee/0x130 [ 310.959959][T11423] ? blkdev_fallocate+0x410/0x410 [ 310.965120][T11423] do_vfs_ioctl+0xdb6/0x13e0 [ 310.969742][T11423] ? ioctl_preallocate+0x210/0x210 [ 310.974869][T11423] ? __fget+0x384/0x560 [ 310.979048][T11423] ? ksys_dup3+0x3e0/0x3e0 [ 310.983523][T11423] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 310.989794][T11423] ? fput_many+0x12c/0x1a0 [ 310.994240][T11423] ? tomoyo_file_ioctl+0x23/0x30 [ 310.999206][T11423] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 311.005474][T11423] ? security_file_ioctl+0x8d/0xc0 [ 311.010617][T11423] ksys_ioctl+0xab/0xd0 [ 311.014796][T11423] __x64_sys_ioctl+0x73/0xb0 [ 311.019409][T11423] do_syscall_64+0xfa/0x760 [ 311.023944][T11423] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 311.029903][T11423] RIP: 0033:0x45a639 [ 311.033821][T11423] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 311.053467][T11423] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 311.061900][T11423] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 311.069891][T11423] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 311.074190][T11441] block nbd4: shutting down sockets 04:15:50 executing program 5: socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r3, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r4 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r3, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r3, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r4, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r3, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r4, &(0x7f0000005fc0), 0x800000000000059, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = getpid() r7 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r8) sendmsg$unix(r5, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r6, r8}}}], 0x20}, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000400)={{{@in=@initdev, @in6=@mcast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@multicast1}}, &(0x7f0000000300)=0x97be3b3ddc77f3ac) r10 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_int(r10, 0x29, 0x1000000000021, &(0x7f0000000000)=0x4, 0x4) connect$inet6(r10, &(0x7f0000000080)={0xa, 0x0, 0x380000, @empty}, 0x1c) sendmmsg$inet6(r10, &(0x7f0000007e40)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=[@rthdrdstopts={{0x18}}], 0x18}}], 0x1, 0x0) fstat(r10, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) setgid(r11) setsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={r6, r9, r11}, 0xc) dup2(r2, r2) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x7, 0x3}, 0x8) syz_open_dev$sndctrl(&(0x7f0000000000)='/dev/snd/controlC#\x00', 0x8, 0x800000) close(r1) 04:15:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127e) 04:15:50 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:50 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x127f) 04:15:50 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x400}, 0x8) close(r1) [ 311.077875][T11423] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 311.077884][T11423] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 311.077893][T11423] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 311.350264][ T9210] block nbd3: Receive control failed (result -22) [ 311.364395][T11436] block nbd3: shutting down sockets [ 311.372452][T11423] block nbd0: Could not allocate knbd recv work queue. [ 311.381822][T11420] block nbd0: shutting down sockets [ 311.426695][ T9210] block nbd2: Receive control failed (result -22) [ 311.465095][T11435] block nbd2: shutting down sockets 04:15:51 executing program 0 (fault-call:10 fault-nth:9): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:51 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) close(r1) 04:15:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x4c00) 04:15:51 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000000000)=[@in={0x2, 0x4e21, @remote}, @in6={0xa, 0x4e21, 0x400, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x94f9}], 0x2c) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r2 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/capi/capi20\x00', 0x400000, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) getsockopt$CAN_RAW_FILTER(r4, 0x65, 0x1, &(0x7f0000000140)=[{}], &(0x7f0000000180)=0x8) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r2, 0x6, 0x1d, &(0x7f0000000100)={0x10000, 0x9, 0x3ff, 0x4}, 0x14) close(r1) 04:15:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:51 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) [ 311.587529][T11459] block nbd4: shutting down sockets 04:15:51 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, 0x0, 0x0) close(r1) [ 311.687092][T11471] FAULT_INJECTION: forcing a failure. [ 311.687092][T11471] name failslab, interval 1, probability 0, space 0, times 0 04:15:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x4c01) 04:15:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:51 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r3 = fcntl$dupfd(r1, 0xc0a, r0) ioctl$PPPIOCSMAXCID(r3, 0x40047451, &(0x7f0000000000)=0xffffffff) close(r2) [ 311.787863][T11471] CPU: 0 PID: 11471 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 311.795831][T11471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 311.805907][T11471] Call Trace: [ 311.809241][T11471] dump_stack+0x197/0x210 [ 311.813613][T11471] should_fail.cold+0xa/0x15 [ 311.818239][T11471] ? fault_create_debugfs_attr+0x180/0x180 [ 311.824123][T11471] ? ___might_sleep+0x163/0x2c0 [ 311.829017][T11471] __should_failslab+0x121/0x190 [ 311.833995][T11471] should_failslab+0x9/0x14 [ 311.838522][T11471] kmem_cache_alloc_node+0x268/0x740 [ 311.843863][T11471] alloc_unbound_pwq+0x4c5/0xcf0 [ 311.848957][T11471] apply_wqattrs_prepare+0x354/0x970 [ 311.854308][T11471] apply_workqueue_attrs_locked+0xcb/0x140 [ 311.860175][T11471] apply_workqueue_attrs+0x31/0x50 [ 311.865407][T11471] alloc_workqueue+0xab0/0xf10 [ 311.870219][T11471] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 311.876225][T11471] ? save_stack+0x23/0x90 [ 311.880602][T11471] ? mutex_trylock+0x2d0/0x2d0 [ 311.885430][T11471] ? refcount_dec_and_test_checked+0x1b/0x20 [ 311.891435][T11471] ? apparmor_capable+0x2ed/0x630 [ 311.896489][T11471] ? cap_capable+0x205/0x270 [ 311.901139][T11471] nbd_start_device+0x17a/0xbb0 [ 311.906235][T11471] nbd_ioctl+0x6db/0xc44 [ 311.910521][T11471] ? find_held_lock+0x35/0x130 [ 311.915341][T11471] ? nbd_release+0x150/0x150 [ 311.919977][T11471] ? lock_downgrade+0x920/0x920 [ 311.924738][T11479] block nbd4: shutting down sockets [ 311.924844][T11471] ? lockdep_hardirqs_on+0x421/0x5e0 [ 311.924868][T11471] ? nbd_release+0x150/0x150 [ 311.939942][T11471] blkdev_ioctl+0xedb/0x1c20 [ 311.944716][T11471] ? blkpg_ioctl+0xa90/0xa90 [ 311.949344][T11471] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 311.955169][T11471] ? __f_unlock_pos+0x19/0x20 [ 311.959881][T11471] block_ioctl+0xee/0x130 [ 311.964235][T11471] ? blkdev_fallocate+0x410/0x410 [ 311.969292][T11471] do_vfs_ioctl+0xdb6/0x13e0 [ 311.973927][T11471] ? ioctl_preallocate+0x210/0x210 [ 311.979064][T11471] ? __fget+0x384/0x560 [ 311.983245][T11471] ? ksys_dup3+0x3e0/0x3e0 04:15:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x541b) [ 311.987682][T11471] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 311.994125][T11471] ? fput_many+0x12c/0x1a0 [ 311.998577][T11471] ? tomoyo_file_ioctl+0x23/0x30 [ 312.003556][T11471] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.009843][T11471] ? security_file_ioctl+0x8d/0xc0 [ 312.015327][T11471] ksys_ioctl+0xab/0xd0 [ 312.019525][T11471] __x64_sys_ioctl+0x73/0xb0 [ 312.024153][T11471] do_syscall_64+0xfa/0x760 [ 312.028682][T11471] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.034592][T11471] RIP: 0033:0x45a639 [ 312.038511][T11471] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 312.040264][T11481] block nbd4: shutting down sockets [ 312.062123][T11471] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 312.062139][T11471] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 312.062146][T11471] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 312.062154][T11471] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 312.062162][T11471] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 312.062170][T11471] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 04:15:51 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) close(r1) [ 312.143528][T11471] block nbd0: Could not allocate knbd recv work queue. [ 312.177145][ T9210] block nbd3: Receive control failed (result -22) [ 312.186807][T11477] block nbd3: shutting down sockets [ 312.205350][T11466] block nbd0: shutting down sockets 04:15:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x5421) 04:15:51 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) memfd_create(&(0x7f0000000000)='\x00', 0x1) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:51 executing program 0 (fault-call:10 fault-nth:10): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:51 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:51 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:15:51 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) close(r1) [ 312.413009][T11494] block nbd4: shutting down sockets [ 312.419430][ T9210] block nbd2: Receive control failed (result -22) [ 312.428964][T11495] block nbd2: shutting down sockets [ 312.466644][T11510] FAULT_INJECTION: forcing a failure. [ 312.466644][T11510] name failslab, interval 1, probability 0, space 0, times 0 [ 312.484955][ T9210] block nbd3: Receive control failed (result -22) [ 312.494359][T11505] block nbd3: shutting down sockets 04:15:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 312.612573][T11510] CPU: 1 PID: 11510 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 312.620647][T11510] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 312.630742][T11510] Call Trace: [ 312.634069][T11510] dump_stack+0x197/0x210 [ 312.638441][T11510] should_fail.cold+0xa/0x15 [ 312.643093][T11510] ? fault_create_debugfs_attr+0x180/0x180 [ 312.648966][T11510] ? ___might_sleep+0x163/0x2c0 [ 312.653854][T11510] __should_failslab+0x121/0x190 [ 312.658835][T11510] should_failslab+0x9/0x14 [ 312.663332][T11510] kmem_cache_alloc_node_trace+0x274/0x750 [ 312.663352][T11510] ? lock_downgrade+0x920/0x920 [ 312.663374][T11510] alloc_worker+0x47/0x1c0 [ 312.663388][T11510] init_rescuer.part.0+0x1f/0x190 [ 312.663403][T11510] alloc_workqueue+0x71b/0xf10 [ 312.663426][T11510] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 312.694305][T11510] ? save_stack+0x23/0x90 [ 312.698669][T11510] ? mutex_trylock+0x2d0/0x2d0 [ 312.703740][T11510] ? refcount_dec_and_test_checked+0x1b/0x20 04:15:52 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$RTC_WIE_ON(r2, 0x700f) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r3 = socket$inet6(0xa, 0x40000080806, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040)='TIPCv2\x00') r8 = socket$inet6_tcp(0xa, 0x1, 0x0) r9 = dup2(r8, r8) ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200) getsockopt$bt_BT_DEFER_SETUP(r9, 0x112, 0x7, &(0x7f0000000140)=0x1, &(0x7f0000000180)=0x4) sendmsg$TIPC_NL_LINK_SET(r6, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, r7, 0x1, 0x70bd29}, 0x14}}, 0x0) sendmsg$TIPC_NL_MEDIA_SET(r5, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x1c0, r7, 0x753ffa2dce41cb9e, 0x70bd2c, 0x25dfdbfd, {}, [@TIPC_NLA_LINK={0xc8, 0x4, [@TIPC_NLA_LINK_PROP={0x1c, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x7}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4842}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8000}]}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_PROP={0x44, 0x7, [@TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x11}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xd5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x17}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1d}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xbede}]}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_PROP={0x44, 0x7, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7aad}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x9}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1f}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}]}]}, @TIPC_NLA_BEARER={0xac, 0x1, [@TIPC_NLA_BEARER_PROP={0x2c, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x13}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x80000000}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x6}]}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x7f}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x4}]}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e23, @broadcast}}, {0x14, 0x2, @in={0x2, 0x4e22, @empty}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x28}}}, {0x14, 0x2, @in={0x2, 0x4e23, @multicast1}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0xff}]}, @TIPC_NLA_LINK={0x38, 0x4, [@TIPC_NLA_LINK_PROP={0x34, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xafd5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xffff8000}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x400}]}]}]}, 0x1c0}, 0x1, 0x0, 0x0, 0x20000000}, 0x8001) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) lstat(&(0x7f0000000980)='./file0\x00', &(0x7f00000009c0)={0x0, 0x0, 0x0, 0x0, 0x0}) syz_mount_image$ext4(&(0x7f0000000400)='ext3\x00', &(0x7f0000000440)='./file0\x00', 0x7, 0x7, &(0x7f00000008c0)=[{&(0x7f0000000480)="549f8c64fd1e011e1ba50a2e1f34c6aca0bb81bff691ebbcf29f546a9e149e6890668bcade90ec76c8bcd6d2b93116834d17a1829e09757042fba4dc1ed93f221ff2ec5aac4a272eb41507a0ad6cdfc46b8dd312de6b918f4d464297bd98342c53f6203e6dcc6dbfaf2d4e894e2bd9", 0x6f, 0x6a9}, {&(0x7f0000000500)="105683fd54a68696ad9b7bfb5ec3a75c548835a1d2cdc5cbea7eee90f096a9047fa79e60a678b40b1656188f4499d21af471255d6f7e5d", 0x37}, {&(0x7f0000000540)="a83f1dbb41e4d473e44420e3", 0xc, 0xfffffffffffffffc}, {&(0x7f0000000580)="7d2de5b000789ac0dd2922aeed7320089ff93da3800041079739b27021ef39396d14d358729d1b21f7228382684ac4ff225d7a9ef2e18aee6b52b04194617a5c8811a4ff73d1a7b495ce2d1479bc8fd0246d8c57ee6b3aa4c012deadd72d6bd001e37c06e3fe2d8964299d4c2cef81045af74ee078f372725a0023fa2de17852b578d5974940bf41fb1e71719e2462badbf89c9123bbce13dd1f9d8429b0c1f2f61a78dad82e537fc262eace1b6f6a", 0xaf, 0x9}, {&(0x7f0000000640)="34a6cc0243490e8158f9a5ccef9eebde15f57ae0510aa2591aff8f75dad57c1c682c3c392932d650b7c20702df3f6dae4756456410230951f9dd1e6cd7f756fcdf963aed7c566b96aa061f2426592232dc80fbf465f266d78d8bae6904e936047882f39e534a45c307d971b18edeaf6a1093a8c5a20af0d4c2a0d7282ca6a8c95454da77df871d0944193ea3d7b23eb487164fb8a39567ef7e2e4f98bdd49c05ed503392326272611f1fd931aa3609b68d68a6b5658ca1ea9032df15d5f39f8f53165836700972fa8daab3b940d48735ff17a43ce5a4d3fd403ca7eb7645ece9cc243f1a208f8d432e91da10be", 0xed}, {&(0x7f0000000740)="0b5a76c8052c910ab8e06a3eba1d5e534f6096d8463d244c0d03ff5b8fb645d578b48c0a2535177f0c12beddca70a1c4087fbeb860baacfc559f410aef7a0aa7cab87f1c934e80a0370b9264ce85c411d1cfd237a0822b4a460839b0ff309a448b428d7ced2d0473caadf0d0cd587c", 0x6f, 0x5}, {&(0x7f00000007c0)="2c8137c9b521836613e434fc4fc46ba63a182a43e9c6c12922ec5f7425e545e7fe47a689571c111b6d438388c73ac486fd1316bcf75f980f0e524d3bb4b09ffc5b3548be4d37c6ca79554020d5926abf1917d52b374abe25a25926867cda24fe47b36e4790bab04a38dbb9d85437f9af082e5732b612246a69547d7a064e59c84d4ceae916939e62f36c2e994c1c1452fe6668adb36c83fea0e81de287e299070f0d109bdf98c81e47fca07c5017dda035722d85f772cdeab669d0a595055cdbadec", 0xc2, 0x7}], 0x11880e8, &(0x7f0000000a40)={[{@grpquota='grpquota'}, {@data_ordered='data=ordered'}, {@errors_continue='errors=continue'}, {@jqfmt_vfsold='jqfmt=vfsold'}, {@nogrpid='nogrpid'}], [{@mask={'mask', 0x3d, '^MAY_EXEC'}}, {@fsmagic={'fsmagic', 0x3d, 0x7}}, {@subj_user={'subj_user'}}, {@dont_appraise='dont_appraise'}, {@fsmagic={'fsmagic', 0x3d, 0x1f}}, {@dont_hash='dont_hash'}, {@fowner_lt={'fowner<', r10}}]}) [ 312.709761][T11510] ? apparmor_capable+0x2ed/0x630 [ 312.714858][T11510] ? cap_capable+0x205/0x270 [ 312.719486][T11510] nbd_start_device+0x17a/0xbb0 [ 312.724381][T11510] nbd_ioctl+0x6db/0xc44 [ 312.728655][T11510] ? find_held_lock+0x35/0x130 [ 312.733456][T11510] ? nbd_release+0x150/0x150 [ 312.738079][T11510] ? lock_downgrade+0x920/0x920 [ 312.742949][T11510] ? lockdep_hardirqs_on+0x421/0x5e0 [ 312.748263][T11510] ? nbd_release+0x150/0x150 [ 312.753132][T11510] blkdev_ioctl+0xedb/0x1c20 [ 312.757759][T11510] ? blkpg_ioctl+0xa90/0xa90 [ 312.762379][T11510] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 312.768205][T11510] ? __f_unlock_pos+0x19/0x20 [ 312.772907][T11510] block_ioctl+0xee/0x130 [ 312.772919][T11510] ? blkdev_fallocate+0x410/0x410 [ 312.772935][T11510] do_vfs_ioctl+0xdb6/0x13e0 [ 312.772950][T11510] ? ioctl_preallocate+0x210/0x210 [ 312.772963][T11510] ? __fget+0x384/0x560 [ 312.772982][T11510] ? ksys_dup3+0x3e0/0x3e0 [ 312.773007][T11510] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 312.782331][T11510] ? fput_many+0x12c/0x1a0 [ 312.782353][T11510] ? tomoyo_file_ioctl+0x23/0x30 [ 312.782373][T11510] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 312.782389][T11510] ? security_file_ioctl+0x8d/0xc0 [ 312.782405][T11510] ksys_ioctl+0xab/0xd0 [ 312.782420][T11510] __x64_sys_ioctl+0x73/0xb0 [ 312.782437][T11510] do_syscall_64+0xfa/0x760 [ 312.782454][T11510] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 312.782469][T11510] RIP: 0033:0x45a639 [ 312.830083][T11510] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 312.843411][T11510] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 312.881892][T11510] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 312.889912][T11510] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 312.898031][T11510] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 312.906198][T11510] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 04:15:52 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote}, 0x1c) close(r1) 04:15:52 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x5450) [ 312.914192][T11510] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 312.939199][ T9210] block nbd2: Receive control failed (result -22) [ 312.959632][T11519] block nbd2: shutting down sockets [ 312.962352][T11528] block nbd4: shutting down sockets [ 313.003129][ T9210] block nbd3: Receive control failed (result -22) 04:15:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 313.012696][T11527] block nbd3: shutting down sockets [ 313.083281][T11510] block nbd0: Could not allocate knbd recv work queue. [ 313.129535][T11504] block nbd0: shutting down sockets 04:15:52 executing program 0 (fault-call:10 fault-nth:11): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x5451) 04:15:52 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:52 executing program 5: io_destroy(0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:15:52 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 313.229063][ T9210] block nbd2: Receive control failed (result -22) [ 313.241036][T11537] block nbd2: shutting down sockets 04:15:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 313.312056][ T9210] block nbd3: Receive control failed (result -22) [ 313.320653][T11545] block nbd3: shutting down sockets [ 313.328120][T11543] block nbd4: shutting down sockets 04:15:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x5452) 04:15:52 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:52 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:52 executing program 5: socket$bt_hidp(0x1f, 0x3, 0x6) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x86ac0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) r5 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r5, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r6 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r5, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r5, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r6, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r5, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) r7 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r7, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r8 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r7, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r7, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r8, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r7, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r8, &(0x7f0000005fc0), 0x800000000000059, 0x0) dup3(r0, r8, 0x100000) getsockopt$inet6_IPV6_IPSEC_POLICY(r4, 0x29, 0x22, &(0x7f0000000540)={{{@in=@local, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{}, 0x0, @in=@empty}}, &(0x7f0000000400)=0xd6) sendto$packet(r2, &(0x7f0000000100)="4463175a3e7bfc2674591610e50e8bc11863d6e198503852e0e096e73d2874230ce9e46a857ca9600b2187ee04e3d1f526cea0fb6c3ced84a89d726341d529b30574becc1815791ce401af2b32ae2054b7061276ddc290597547b4baf68971269c0ea4a2d54204c62331033f1fa25ee0afa2c3ead1b24d4c7291c057999d283ca502a2bd6f6da09321dae54ef30342e5370f77c6847bc70886b0fbe585249ca1ab921aa3e91b8c120606d0945676670c414c2313c62567ec8da597bed59857666af59627e0540713e024eafcc0b6e1185f02e2a066a1eeaf9bde78ad85684d8f942c276b0ca0455775d15c", 0xeb, 0x4004010, &(0x7f0000000380)={0x11, 0xf6, r9}, 0x14) setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r2, 0x84, 0x15, &(0x7f00000000c0)={0xce}, 0x1) r10 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r10, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r10, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r10) [ 313.522293][T11556] FAULT_INJECTION: forcing a failure. [ 313.522293][T11556] name failslab, interval 1, probability 0, space 0, times 0 [ 313.561240][ T9210] block nbd2: Receive control failed (result -22) [ 313.570362][T11557] block nbd2: shutting down sockets [ 313.576216][T11556] CPU: 1 PID: 11556 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 313.584401][T11556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 313.594507][T11556] Call Trace: [ 313.597838][T11556] dump_stack+0x197/0x210 [ 313.602236][T11556] should_fail.cold+0xa/0x15 [ 313.607150][T11556] ? fault_create_debugfs_attr+0x180/0x180 [ 313.613450][T11556] ? ___might_sleep+0x163/0x2c0 [ 313.618334][T11556] __should_failslab+0x121/0x190 [ 313.623309][T11556] should_failslab+0x9/0x14 [ 313.627839][T11556] kmem_cache_alloc_trace+0x2d3/0x790 [ 313.633272][T11556] ? lockdep_init_map+0x1be/0x6d0 [ 313.634365][T11568] block nbd4: shutting down sockets [ 313.638325][T11556] ? worker_thread+0xe40/0xe40 [ 313.638343][T11556] __kthread_create_on_node+0xf2/0x460 [ 313.638367][T11556] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 313.660283][T11556] ? kthread_parkme+0xb0/0xb0 [ 313.665031][T11556] ? rcu_lockdep_current_cpu_online+0xe3/0x130 04:15:53 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) close(0xffffffffffffffff) 04:15:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x5460) [ 313.671441][T11556] ? alloc_worker+0x47/0x1c0 [ 313.676069][T11556] ? worker_thread+0xe40/0xe40 [ 313.680856][T11556] kthread_create_on_node+0xbb/0xf0 [ 313.686074][T11556] ? __kthread_create_on_node+0x460/0x460 [ 313.691920][T11556] ? kmem_cache_alloc_node_trace+0x398/0x750 [ 313.697931][T11556] ? lock_downgrade+0x920/0x920 [ 313.702920][T11556] init_rescuer.part.0+0x7d/0x190 [ 313.707975][T11556] alloc_workqueue+0x71b/0xf10 [ 313.712876][T11556] ? workqueue_sysfs_register+0x3f0/0x3f0 [ 313.718622][T11556] ? save_stack+0x23/0x90 [ 313.722985][T11556] ? mutex_trylock+0x2d0/0x2d0 [ 313.727785][T11556] ? refcount_dec_and_test_checked+0x1b/0x20 [ 313.733491][ T9210] block nbd3: Receive control failed (result -22) [ 313.733869][T11556] ? apparmor_capable+0x2ed/0x630 [ 313.733892][T11556] ? cap_capable+0x205/0x270 [ 313.750342][T11556] nbd_start_device+0x17a/0xbb0 [ 313.755225][T11556] nbd_ioctl+0x6db/0xc44 [ 313.755244][T11556] ? find_held_lock+0x35/0x130 [ 313.755264][T11556] ? nbd_release+0x150/0x150 [ 313.764260][T11556] ? lock_downgrade+0x920/0x920 [ 313.764275][T11556] ? lockdep_hardirqs_on+0x421/0x5e0 [ 313.764296][T11556] ? nbd_release+0x150/0x150 [ 313.764315][T11556] blkdev_ioctl+0xedb/0x1c20 [ 313.764330][T11556] ? blkpg_ioctl+0xa90/0xa90 [ 313.764352][T11556] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 313.764365][T11556] ? __f_unlock_pos+0x19/0x20 [ 313.764397][T11556] block_ioctl+0xee/0x130 [ 313.764408][T11556] ? blkdev_fallocate+0x410/0x410 [ 313.764424][T11556] do_vfs_ioctl+0xdb6/0x13e0 [ 313.764442][T11556] ? ioctl_preallocate+0x210/0x210 [ 313.764453][T11556] ? __fget+0x384/0x560 [ 313.764472][T11556] ? ksys_dup3+0x3e0/0x3e0 [ 313.831912][T11556] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 313.838253][T11556] ? fput_many+0x12c/0x1a0 [ 313.842689][T11559] block nbd3: shutting down sockets [ 313.843224][T11556] ? tomoyo_file_ioctl+0x23/0x30 [ 313.853856][T11556] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 313.860137][T11556] ? security_file_ioctl+0x8d/0xc0 [ 313.865458][T11556] ksys_ioctl+0xab/0xd0 [ 313.869621][T11556] __x64_sys_ioctl+0x73/0xb0 [ 313.874232][T11556] do_syscall_64+0xfa/0x760 [ 313.879110][T11556] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 313.885112][T11556] RIP: 0033:0x45a639 [ 313.889023][T11556] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 313.909030][T11556] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 313.917641][T11556] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 313.918168][T11574] block nbd4: shutting down sockets [ 313.925626][T11556] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 313.925635][T11556] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 313.925642][T11556] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 313.925650][T11556] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 314.073511][T11556] block nbd0: Could not allocate knbd recv work queue. [ 314.114796][T11555] block nbd0: shutting down sockets 04:15:53 executing program 0 (fault-call:10 fault-nth:12): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:53 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:53 executing program 3: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x1276) 04:15:53 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x10084, 0x0) connect$rxrpc(r2, &(0x7f00000000c0)=@in6={0x21, 0x2, 0x2, 0x1c, {0xa, 0x4e21, 0x2, @mcast2, 0x21}}, 0x24) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) syz_open_dev$dri(&(0x7f0000000100)='/dev/dri/card#\x00', 0x1000, 0x224390eede295ddb) close(r1) 04:15:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x6364) [ 314.250952][T11586] block nbd1: shutting down sockets [ 314.275902][T11585] block nbd4: shutting down sockets [ 314.292984][ T9210] block nbd3: Receive control failed (result -22) [ 314.301507][T11588] block nbd3: shutting down sockets 04:15:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x8912) 04:15:53 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x0, 0x0) r2 = socket$nl_xfrm(0x10, 0x3, 0x6) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x1b3) openat$capi20(0xffffffffffffff9c, &(0x7f0000000000)='/dev/capi20\x00', 0x41cb43, 0x0) close(r1) socket$nl_xfrm(0x10, 0x3, 0x6) 04:15:53 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 314.345882][T11597] FAULT_INJECTION: forcing a failure. [ 314.345882][T11597] name failslab, interval 1, probability 0, space 0, times 0 [ 314.382358][T11597] CPU: 0 PID: 11597 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 314.390335][T11597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 314.400414][T11597] Call Trace: [ 314.403739][T11597] dump_stack+0x197/0x210 [ 314.408087][T11597] should_fail.cold+0xa/0x15 [ 314.412698][T11597] ? fault_create_debugfs_attr+0x180/0x180 [ 314.418538][T11597] ? ___might_sleep+0x163/0x2c0 [ 314.423416][T11597] __should_failslab+0x121/0x190 [ 314.428372][T11597] should_failslab+0x9/0x14 [ 314.432898][T11597] kmem_cache_alloc+0x2aa/0x710 [ 314.437898][T11597] ? __kasan_check_read+0x11/0x20 [ 314.442943][T11597] __kernfs_new_node+0xf0/0x6c0 [ 314.447821][T11597] ? kernfs_dop_revalidate+0x3c0/0x3c0 [ 314.453306][T11597] ? __kasan_check_read+0x11/0x20 [ 314.458399][T11597] ? disk_part_iter_next+0x41a/0x6c0 [ 314.463713][T11597] ? find_held_lock+0x35/0x130 [ 314.468506][T11597] ? disk_part_iter_next+0x41a/0x6c0 [ 314.473824][T11597] kernfs_new_node+0x96/0x120 [ 314.478611][T11597] __kernfs_create_file+0x51/0x340 [ 314.483932][T11597] sysfs_add_file_mode_ns+0x222/0x560 [ 314.489378][T11597] sysfs_create_file_ns+0x13d/0x1d0 [ 314.494617][T11597] ? sysfs_add_file_mode_ns+0x560/0x560 [ 314.500197][T11597] ? blk_mq_init_queue+0xb0/0xb0 [ 314.505249][T11597] device_create_file+0xf6/0x1e0 [ 314.510229][T11597] nbd_start_device+0x3ba/0xbb0 [ 314.515107][T11597] nbd_ioctl+0x6db/0xc44 [ 314.519416][T11597] ? find_held_lock+0x35/0x130 [ 314.524190][T11597] ? nbd_release+0x150/0x150 [ 314.528805][T11597] ? lock_downgrade+0x920/0x920 [ 314.533679][T11597] ? lockdep_hardirqs_on+0x421/0x5e0 [ 314.538995][T11597] ? nbd_release+0x150/0x150 [ 314.543634][T11597] blkdev_ioctl+0xedb/0x1c20 [ 314.548250][T11597] ? blkpg_ioctl+0xa90/0xa90 [ 314.552856][T11597] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 314.558685][T11597] ? __f_unlock_pos+0x19/0x20 [ 314.563398][T11597] block_ioctl+0xee/0x130 [ 314.567820][T11597] ? blkdev_fallocate+0x410/0x410 [ 314.572960][T11597] do_vfs_ioctl+0xdb6/0x13e0 [ 314.577587][T11597] ? ioctl_preallocate+0x210/0x210 [ 314.583019][T11597] ? __fget+0x384/0x560 [ 314.587202][T11597] ? ksys_dup3+0x3e0/0x3e0 [ 314.591637][T11597] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 314.597916][T11597] ? fput_many+0x12c/0x1a0 [ 314.602352][T11597] ? tomoyo_file_ioctl+0x23/0x30 [ 314.607316][T11597] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 314.613596][T11597] ? security_file_ioctl+0x8d/0xc0 [ 314.618728][T11597] ksys_ioctl+0xab/0xd0 [ 314.622913][T11597] __x64_sys_ioctl+0x73/0xb0 [ 314.627525][T11597] do_syscall_64+0xfa/0x760 [ 314.632127][T11597] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 314.638032][T11597] RIP: 0033:0x45a639 [ 314.641928][T11597] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 314.661760][T11597] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 314.670205][T11597] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 314.678503][T11597] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 314.686679][T11597] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 04:15:53 executing program 2: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:54 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r2 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x3, 0x1) ioctl$KVM_SET_FPU(r2, 0x41a0ae8d, &(0x7f0000000240)={[], 0x5, 0x20, 0x25, 0x0, 0x8cc0, 0x1000, 0x6000, [], 0x7fff}) close(r1) [ 314.694656][T11597] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 [ 314.703080][T11597] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 314.721911][T11597] block nbd0: device_create_file failed! [ 314.740556][T11595] block nbd0: shutting down sockets [ 314.757076][ T9210] block nbd1: Receive control failed (result -22) [ 314.771727][ T9210] block nbd1: Receive control failed (result -22) [ 314.775023][T11612] block nbd4: shutting down sockets [ 314.845778][T11609] block nbd1: shutting down sockets 04:15:54 executing program 0 (fault-call:10 fault-nth:13): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:54 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:54 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000000c0)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffb) r4 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffb) r5 = add_key$keyring(&(0x7f0000000580)='keyring\x00', &(0x7f00000005c0)={'syz'}, 0x0, 0x0, 0xffffffffffffffff) keyctl$link(0x8, r4, r5) keyctl$search(0xa, r5, &(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={'syz', 0x1}, r3) keyctl$read(0xb, r5, &(0x7f0000000240)=""/167, 0xa7) setsockopt$EBT_SO_SET_COUNTERS(r2, 0x0, 0x81, &(0x7f00000000c0)={'broute\x00', 0x0, 0x0, 0x0, [], 0x5, &(0x7f0000000000)=[{}], 0x0, [{}, {}, {}, {}, {}]}, 0xc8) r6 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r6, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r6) socket$isdn(0x22, 0x3, 0x3) 04:15:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x8933) 04:15:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 314.989221][ T9210] block nbd3: Receive control failed (result -22) [ 315.003255][T11620] block nbd3: shutting down sockets 04:15:54 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:54 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)) r0 = socket$inet6(0xa, 0x4, 0xfd) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x20, &(0x7f0000000000)={@dev, @rand_addr, 0x0}, &(0x7f00000000c0)=0xc) ioctl$sock_inet6_SIOCSIFDSTADDR(r0, 0x8918, &(0x7f0000000100)={@empty, 0x28, r1}) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x7fe, @remote, 0x6}, 0xffffffffffffff43) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) lsetxattr$trusted_overlay_nlink(&(0x7f0000000140)='./file0\x00', &(0x7f0000000180)='trusted.overlay.nlink\x00', &(0x7f00000001c0)={'U-', 0x3}, 0x28, 0x46dfafe78b1e007d) [ 315.111927][T11631] block nbd4: shutting down sockets 04:15:54 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 315.133099][T11632] FAULT_INJECTION: forcing a failure. [ 315.133099][T11632] name failslab, interval 1, probability 0, space 0, times 0 [ 315.212710][T11632] CPU: 1 PID: 11632 Comm: syz-executor.0 Not tainted 5.4.0-rc7+ #0 [ 315.221549][T11632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 315.231621][T11632] Call Trace: [ 315.234957][T11632] dump_stack+0x197/0x210 [ 315.239328][T11632] should_fail.cold+0xa/0x15 [ 315.243957][T11632] ? fault_create_debugfs_attr+0x180/0x180 [ 315.249782][T11632] ? ___might_sleep+0x163/0x2c0 [ 315.254647][T11632] __should_failslab+0x121/0x190 [ 315.261155][T11632] should_failslab+0x9/0x14 [ 315.265671][T11632] kmem_cache_alloc+0x2aa/0x710 [ 315.270582][T11632] __d_alloc+0x2e/0x8c0 [ 315.274943][T11632] d_alloc+0x4d/0x280 [ 315.279047][T11632] d_alloc_parallel+0xf4/0x1c30 [ 315.283934][T11632] ? mark_lock+0xc2/0x1220 [ 315.288369][T11632] ? __kasan_check_read+0x11/0x20 [ 315.293421][T11632] ? mark_lock+0xc2/0x1220 [ 315.297856][T11632] ? __d_lookup_rcu+0x6c0/0x6c0 [ 315.302724][T11632] ? __d_lookup+0x408/0x760 [ 315.307240][T11632] ? find_held_lock+0x35/0x130 [ 315.312021][T11632] ? lockdep_init_map+0x1be/0x6d0 [ 315.317067][T11632] ? lockdep_init_map+0x1be/0x6d0 [ 315.322120][T11632] __lookup_slow+0x1ab/0x500 [ 315.326743][T11632] ? vfs_unlink+0x620/0x620 [ 315.331288][T11632] ? lockdep_hardirqs_on+0x421/0x5e0 [ 315.336602][T11632] ? d_lookup+0x19e/0x260 [ 315.340972][T11632] lookup_one_len+0x16d/0x1a0 [ 315.345757][T11632] ? lookup_one_len_unlocked+0x100/0x100 [ 315.351421][T11632] ? do_raw_spin_unlock+0x178/0x270 [ 315.356647][T11632] ? mntput+0x74/0xa0 [ 315.360659][T11632] start_creating+0xc5/0x1d0 [ 315.365267][T11632] debugfs_create_dir+0x26/0x380 [ 315.370225][T11632] nbd_start_device+0x452/0xbb0 [ 315.375101][T11632] nbd_ioctl+0x6db/0xc44 [ 315.379371][T11632] ? find_held_lock+0x35/0x130 [ 315.384163][T11632] ? nbd_release+0x150/0x150 [ 315.388779][T11632] ? lock_downgrade+0x920/0x920 [ 315.393744][T11632] ? lockdep_hardirqs_on+0x421/0x5e0 [ 315.399060][T11632] ? nbd_release+0x150/0x150 [ 315.403690][T11632] blkdev_ioctl+0xedb/0x1c20 [ 315.408312][T11632] ? blkpg_ioctl+0xa90/0xa90 [ 315.412930][T11632] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 315.418999][T11632] ? __f_unlock_pos+0x19/0x20 [ 315.423717][T11632] block_ioctl+0xee/0x130 [ 315.428078][T11632] ? blkdev_fallocate+0x410/0x410 [ 315.433128][T11632] do_vfs_ioctl+0xdb6/0x13e0 [ 315.437743][T11632] ? ioctl_preallocate+0x210/0x210 [ 315.442966][T11632] ? __fget+0x384/0x560 [ 315.447148][T11632] ? ksys_dup3+0x3e0/0x3e0 [ 315.451589][T11632] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 315.457857][T11632] ? fput_many+0x12c/0x1a0 [ 315.462302][T11632] ? tomoyo_file_ioctl+0x23/0x30 [ 315.467258][T11632] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 315.473528][T11632] ? security_file_ioctl+0x8d/0xc0 [ 315.478662][T11632] ksys_ioctl+0xab/0xd0 [ 315.482842][T11632] __x64_sys_ioctl+0x73/0xb0 [ 315.487463][T11632] do_syscall_64+0xfa/0x760 [ 315.491972][T11632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 315.497872][T11632] RIP: 0033:0x45a639 [ 315.501778][T11632] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 315.521405][T11632] RSP: 002b:00007f866e276c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 315.529834][T11632] RAX: ffffffffffffffda RBX: 00007f866e276c90 RCX: 000000000045a639 [ 315.538784][T11632] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 315.546854][T11632] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 315.554849][T11632] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f866e2776d4 04:15:54 executing program 5: syz_open_dev$swradio(&(0x7f0000000180)='/dev/swradio#\x00', 0x0, 0x2) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = syz_open_dev$audion(&(0x7f00000000c0)='/dev/audio#\x00', 0x6, 0x2000) getsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000100)=0x6, &(0x7f0000000140)=0x2) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$ASHMEM_GET_SIZE(r1, 0x7704, 0x0) ioctl$SIOCGETNODEID(r4, 0x89e1, &(0x7f0000000000)={0x2}) 04:15:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab00) 04:15:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 315.562852][T11632] R13: 00000000004c423e R14: 00000000004d85f8 R15: 0000000000000008 [ 315.643035][ T9210] block nbd0: Receive control failed (result -22) [ 315.651339][T11657] block nbd4: shutting down sockets [ 315.651399][ T9210] block nbd3: Receive control failed (result -22) [ 315.665150][ T9210] block nbd0: Receive control failed (result -22) [ 315.691233][T11641] block nbd3: shutting down sockets [ 315.698887][T11630] block nbd0: shutting down sockets [ 315.721534][ T9210] block nbd1: Receive control failed (result -22) [ 315.728533][ T1531] block nbd1: Receive control failed (result -22) [ 315.740693][T11660] block nbd1: shutting down sockets 04:15:55 executing program 0 (fault-call:10 fault-nth:14): r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 5: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = dup2(r0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) ioctl$KVM_GET_DEBUGREGS(r1, 0x8080aea1, &(0x7f0000000240)) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x7) mount(&(0x7f00000000c0)=@sg0='/dev/sg0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='udf\x00', 0xc, &(0x7f0000000180)='posix_acl_access@$vmnet1ppp1\x00') sendmsg$unix(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f00000007c0)=[{&(0x7f0000000340)="f9d4a7801f1c80e1a8a207c972e61abec3b491ea993f44fe1548de23264ff06789270eb3b57cfaed14e4c135cc3c99673c10769db697dd68dfa1a590fcfee21619b0762837fafe5f3de8d2bdf9a5e6132abe989a289cfc87f08e0121c1e045b853dde71f8bb653e219f8d68787aac8b696e530291cbd5a9476aed408e3edf3ce5afcb10db1c4eea76b43410a4eab54b40368283cf73724b288fdd9e5fbac17a8d7d2d7575dc41db51d7b0e2515873e1bff29cf8f9f42fcf235aab296ceb9879454b2f1d0d6e07f38d1b8d58198ecce27bc51ca854da6e8", 0xd7}, {&(0x7f0000000440)="4d3e449ec409cf736faa950bfa8e26d94fb0bed1f2567e18f67c35b5f7cc8179005d988e40d465d883f75f86dde6eda258abf0cf6441ac28efcc2b690935ec4aaed3c69d4f9a140a699dfcfc8749606a0b80c72e8bc278b3d6fb26304cea8970da0ae75b5a479875c31fbe9a13756a54d016fab3357871531b5d72408c3ab6ada0760d5903ef3b0c1104e5", 0x8b}, {&(0x7f0000000500)="b8bbe973248bcc4b80d17ff213d0085470c35b5537267d1ee440e4bbe9029006ceb6cc3dab80c30b68ae1899ced29da4965b3171deb55d66e795fc0f467fd16d5d100ff8018b640e0b1418a0188d0b032f042aa54046703ca347532fee1eb83422deab2a684f5915a33952a8324d2c855d3ce8d3723d2af81866f450f084cacdfa600ab86e96d0640ac363b1ef5f9ca7bc4b9906ed", 0x95}, {&(0x7f00000005c0)="b24de559fb701dce529745da11db5bcd9efd085796e8219060eba83354bbdf1cd189bac00002da2c614efb109e5f8e13144383f302292b39a7935c0dfaec4a8fd85e2c7509415da4ac541aeae47d4378d9c16c32e1d398f7160ea0b5a5f88b2e4d18d33b7af32235dcbe77125c2717c7a3cdf6aa432a8a20de96de0fc215f355728e84346e0dbe1c3931f92892d08eb92e5ade9b52c66b70a77446c83c8e96dcbbded64f94cd32db8d68182b16c5c987257f2f24ab4206c1fc5f31", 0xbb}, {&(0x7f0000000680)="44b7ebf234a4566c6f25fb058bb15008fd0722d3716fed49b32ee2f6e68f175c1db4125447046d21f597c99e46377fc6f12d6040a3ec88153753cad4450664853ea837e11bc176", 0x47}, {&(0x7f0000000700)="23cb71af8e2c15aae481dc859cf8635378052d13949970b08090cddf371520f349366d402022e29c6e9c0f0867e87c00b8ae8c3faf63685e8684ee19fffdb85113f6441adfed42c9a8cedb622a010dde1eadb2b2792551a9505db8cbb9beba85996fb991850a3a38573ce5ffa583280e7f8b923eafacc22cd10d6bf3a6cb74eb8ae917a63e4ed86c094989ab64baf8478d143ce183ec18262ef27a9c35653cd6c4788b417c71060830d73c49902107e8892ddf25841ab40494", 0xb9}], 0x6, 0x0, 0x0, 0x4000}, 0x847c19d239fcb070) r3 = socket$inet6(0xa, 0x40000080806, 0x0) prctl$PR_SET_ENDIAN(0x14, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) syz_open_dev$midi(&(0x7f0000000840)='/dev/midi#\x00', 0xfffffffffffffff7, 0x101000) r4 = creat(&(0x7f0000000000)='./file0\x00', 0x1) fcntl$setstatus(r4, 0x4, 0x15fd41231a1fa3e) close(r3) 04:15:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab01) 04:15:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 315.913557][T11664] block nbd4: shutting down sockets 04:15:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab02) [ 315.951080][ T9210] block nbd3: Receive control failed (result -22) [ 315.959731][T11672] block nbd3: shutting down sockets [ 315.987979][T11678] block nbd1: server does not support multiple connections per device. 04:15:55 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup2(r1, r1) socket$inet(0x2, 0x2, 0x5) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400244) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000240)='/dev/full\x00', 0x2000, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000340)=ANY=[@ANYBLOB="0800000049452d15700184c3178ce364758988114101bb61046e3e8200493064246ca831c4b3b339a22e3564d4f048683a41a53f9f361edcf449b3f50797609a6e4095e5bc0ba83efa96f93348b9dc4667", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f00000002c0)=0x24) r4 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r5 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r5, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r6 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r5, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r5, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r6, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r5, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r6, &(0x7f0000005fc0), 0x800000000000059, 0x0) setsockopt$sock_linger(r6, 0x1, 0xd, &(0x7f0000000300)={0x3, 0x8}, 0xffffffffffffff2f) r7 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_DEL_DAEMON(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x301}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="000229bd7000fedbdf250a0000000000000000000005000300000014000200d7ca7c18575b15000e000800000008000400200000000800060001000000"], 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x4000030) close(r4) 04:15:55 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 316.062014][T11675] block nbd1: shutting down sockets [ 316.143040][T11684] block nbd4: shutting down sockets 04:15:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab04) [ 316.314848][ T9210] block nbd0: Receive control failed (result -22) [ 316.323127][ T9210] block nbd0: Receive control failed (result -22) [ 316.329947][ T9210] block nbd3: Receive control failed (result -22) [ 316.334895][T11696] block nbd0: shutting down sockets [ 316.386586][T11709] block nbd1: server does not support multiple connections per device. [ 316.406219][T11693] block nbd3: shutting down sockets [ 316.456258][T11700] block nbd1: shutting down sockets 04:15:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x2) 04:15:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 316.483911][T11713] block nbd4: shutting down sockets 04:15:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab05) [ 316.627005][T11717] block nbd0: shutting down sockets 04:15:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) [ 316.715797][ T9210] block nbd3: Receive control failed (result -22) [ 316.744693][T11719] block nbd3: shutting down sockets 04:15:56 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x2) ioctl$KVM_SET_REGS(r4, 0x4090ae82, &(0x7f00000000c0)={[0x400, 0x80000001, 0x0, 0x6, 0x6, 0x80000000, 0xffffffff, 0x100, 0x2, 0x2, 0xffffffff, 0xfffffffffffffffe, 0x0, 0xfffffffffffffffa, 0x0, 0x1], 0x1, 0x148000}) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) r5 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r5, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r6 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r5, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r5, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r6, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r5, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) setsockopt$inet6_int(r5, 0x29, 0x8, &(0x7f0000000000)=0x7, 0x4) close(r1) [ 316.771542][T11728] block nbd4: shutting down sockets 04:15:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x10) 04:15:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 316.840931][T11738] block nbd1: server does not support multiple connections per device. [ 316.909054][T11737] block nbd1: shutting down sockets 04:15:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab06) 04:15:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:56 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$vicodec1(0xffffffffffffff9c, &(0x7f0000000000)='/dev/video37\x00', 0x2, 0x0) ioctl$VIDIOC_ENUM_FRAMESIZES(r1, 0xc02c564a, &(0x7f00000000c0)={0x3, 0x20363059, 0x2, @discrete={0x3f, 0x72}}) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) [ 317.038415][ T9210] block nbd2: Receive control failed (result -22) [ 317.055267][T11747] block nbd2: shutting down sockets [ 317.069433][T11746] block nbd0: shutting down sockets [ 317.106246][ T9210] block nbd3: Receive control failed (result -22) [ 317.114911][T11749] block nbd3: shutting down sockets [ 317.135756][T11754] block nbd4: shutting down sockets 04:15:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x301) 04:15:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab07) 04:15:56 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 317.337966][ T9210] block nbd1: Receive control failed (result -22) [ 317.355818][T11759] block nbd1: shutting down sockets [ 317.377932][T11769] block nbd0: shutting down sockets [ 317.388351][ T9210] block nbd2: Receive control failed (result -22) [ 317.397272][T11770] block nbd2: shutting down sockets 04:15:56 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x10) r2 = socket$l2tp(0x18, 0x1, 0x1) setsockopt$inet6_opts(r1, 0x29, 0x36, &(0x7f0000000040)=@fragment, 0x8) connect$inet6(r1, &(0x7f0000000280)={0xa, 0x0, 0x0, @mcast2}, 0x1c) connect$l2tp(r2, &(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, r1, {0x2, 0x0, @multicast2}, 0x4}}, 0x2e) sendmmsg(r2, &(0x7f0000005fc0), 0x800000000000059, 0x0) accept(r0, &(0x7f00000009c0)=@hci={0x1f, 0x0}, &(0x7f0000000a40)=0x80) sendmsg(r2, &(0x7f0000000d80)={&(0x7f0000000a80)=@can={0x1d, r3}, 0x80, &(0x7f0000000c40)=[{&(0x7f0000000b00)="968bf6155fe085fae750c4b6698e9158fe4479a3e43352ccc12e2d598d384e5bd38d464348c89fdc8465c8267c7ba5d0cd0b9a4ec738b1ffddf46e0deab69cf6dc00e0cc251efbfdafa092e16e7f50f46bc2259f9ace8ea14ab854368142f76c14c760a94968b079f58fe3a4b19018956e341bb501bce661ab46a2419e98ae27ee70b98a71b46cb4b098229299fc71fa766d383226e81c9e3b8ab2d8c75d0e84e478bc6b21e2c9430b13b6064a10970132cd4f3bad4e1854c7bb95447116d05634395a1c3f05b12736bd3da7a9e910d4f5db", 0xd2}, {&(0x7f0000000c00)="d105e08f752d1f5364", 0x9}], 0x2, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], 0xc8}, 0xac4f05307603a7bb) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(0xffffffffffffffff) r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0)='IPVS\x00') sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x94, r4, 0x200, 0x70bd26, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0xffffffffffffff69, 0x1, [@IPVS_SVC_ATTR_AF={0x8, 0x1, 0x2}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'lc\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x19, 0x8}}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x48}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PORT={0x0, 0x4, 0x4e22}, @IPVS_SVC_ATTR_AF={0x8, 0x1, 0xa}]}, @IPVS_CMD_ATTR_DAEMON={0x2c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'ip6gretap0\x00'}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3}]}, 0x94}, 0x1, 0x0, 0x0, 0x80}, 0x4080014) 04:15:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x125d) [ 317.487905][ T9210] block nbd3: Receive control failed (result -22) [ 317.497844][T11777] block nbd3: shutting down sockets [ 317.501293][T11778] block nbd4: shutting down sockets 04:15:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 317.664641][ T9210] block nbd2: Receive control failed (result -22) [ 317.674052][ T9210] block nbd1: Receive control failed (result -22) [ 317.682099][T11783] block nbd1: shutting down sockets [ 317.689030][T11787] block nbd2: shutting down sockets 04:15:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab08) [ 317.733848][T11788] block nbd0: shutting down sockets 04:15:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:57 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x125e) [ 317.912718][T11803] block nbd4: NBD_DISCONNECT [ 317.913139][ T9210] block nbd2: Receive control failed (result -22) [ 317.933761][T11804] block nbd2: shutting down sockets [ 317.941367][T11803] block nbd4: Send disconnect failed -107 [ 317.951484][ T9210] block nbd1: Receive control failed (result -22) [ 317.961748][T11805] block nbd1: shutting down sockets [ 317.994179][T11803] block nbd4: Send disconnect failed -107 [ 318.016967][ T9210] block nbd3: Receive control failed (result -22) [ 318.023522][T11800] block nbd4: Disconnected due to user request. [ 318.054812][T11800] block nbd4: shutting down sockets [ 318.066643][T11806] block nbd3: shutting down sockets 04:15:57 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab09) 04:15:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:57 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) socket$inet6_tcp(0xa, 0x1, 0x0) r2 = inotify_init() r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) r4 = dup2(r3, r2) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) r6 = dup2(r5, r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r6, 0x84, 0x13, &(0x7f00000000c0)=0x828, 0x4) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r4, 0x40405515, &(0x7f0000000000)={0x1, 0x5, 0x800, 0x400, 'syz1\x00', 0xfffffeff}) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 318.260871][T11823] block nbd0: shutting down sockets [ 318.267281][ T9210] block nbd2: Receive control failed (result -22) [ 318.276032][T11820] block nbd2: shutting down sockets [ 318.276680][T11821] block nbd4: shutting down sockets [ 318.287496][ T9210] block nbd1: Receive control failed (result -22) [ 318.306938][T11818] block nbd1: shutting down sockets 04:15:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 318.337803][ T9210] block nbd3: Receive control failed (result -22) [ 318.355990][T11822] block nbd3: shutting down sockets 04:15:57 executing program 2: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab0a) 04:15:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x125f) 04:15:57 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 318.542670][ T9210] block nbd1: Receive control failed (result -22) [ 318.551319][T11838] block nbd1: shutting down sockets [ 318.604710][ T9210] block nbd2: Receive control failed (result -22) [ 318.616501][T11842] block nbd2: shutting down sockets [ 318.631760][T11850] block nbd0: shutting down sockets [ 318.646379][T11846] block nbd4: shutting down sockets 04:15:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 318.660308][ T9210] block nbd3: Receive control failed (result -22) [ 318.669473][T11847] block nbd3: shutting down sockets 04:15:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1260) 04:15:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab5c) [ 318.773169][ T9210] block nbd1: Receive control failed (result -22) [ 318.793427][T11857] block nbd1: shutting down sockets 04:15:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 318.885502][ T9210] block nbd3: Receive control failed (result -22) [ 318.894238][T11861] block nbd3: shutting down sockets [ 318.934368][T11865] block nbd4: shutting down sockets 04:15:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 318.979667][T11867] block nbd0: shutting down sockets [ 318.986991][ T9210] block nbd2: Receive control failed (result -22) [ 319.003108][T11870] block nbd2: shutting down sockets 04:15:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1261) 04:15:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab63) 04:15:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 319.118145][ T9210] block nbd1: Receive control failed (result -22) [ 319.125190][ T1531] block nbd1: Receive control failed (result -22) [ 319.158730][T11875] block nbd1: shutting down sockets [ 319.167801][ T1531] block nbd3: Receive control failed (result -22) [ 319.176791][T11878] block nbd3: shutting down sockets 04:15:58 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 319.261113][ T1531] block nbd2: Receive control failed (result -22) [ 319.269993][T11883] block nbd2: shutting down sockets [ 319.278399][T11887] block nbd4: shutting down sockets [ 319.284104][T11886] block nbd0: shutting down sockets 04:15:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:15:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1262) 04:15:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x400454ca) [ 319.416518][ T1531] block nbd3: Receive control failed (result -22) [ 319.432587][T11893] block nbd3: shutting down sockets 04:15:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 319.498214][ T1531] block nbd2: Receive control failed (result -22) [ 319.505547][ T9210] block nbd1: Receive control failed (result -22) [ 319.513656][ T9210] block nbd1: Receive control failed (result -22) [ 319.538317][T11897] block nbd1: shutting down sockets [ 319.551971][T11899] block nbd2: shutting down sockets [ 319.563423][T11905] block nbd0: shutting down sockets 04:15:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 319.655274][T11910] block nbd4: shutting down sockets 04:15:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1263) [ 319.733111][T11906] block nbd3: Receive control failed (result -22) [ 319.741737][T11912] block nbd3: shutting down sockets 04:15:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x400454cd) 04:15:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:59 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = getpid() r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r5) sendmsg$unix(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000240)=[@cred={{0x1c, 0x1, 0x2, {r3, r5}}}], 0x20}, 0x0) r6 = socket$inet6(0xa, 0x3, 0x5) setsockopt$inet6_int(r6, 0x29, 0x1000000000021, &(0x7f0000000000)=0x4, 0x4) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x0, 0x380000, @empty}, 0x1c) sendmmsg$inet6(r6, &(0x7f0000007e40)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB=';E\x00\x00\x00\x00\x00\x00)\f\x00\x00\x00\x00\x00\x00\x00\x00\x00'], 0x18}}], 0x1, 0x0) fstat(r6, &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r8 = openat$full(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/full\x00', 0x4003, 0x0) r9 = socket(0x1e, 0x2, 0x0) close(r9) r10 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r10, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r10, 0x84, 0x1d, &(0x7f0000000100)={0x1, [0x0]}, &(0x7f0000000000)=0x80f806766c7df7b9) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r9, 0x84, 0x6c, &(0x7f0000000280)={r11, @in={{0x2, 0x0, @empty}}}, &(0x7f0000000380)=0x90) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r8, 0x84, 0x7b, &(0x7f0000000600)={r11, 0x2}, &(0x7f0000000640)=0x8) setgid(r7) writev(r0, &(0x7f0000000580)=[{&(0x7f0000000480)="e192e222dfd4133966cc3ff5401a030dbc6c7bbc3fc8d97cfe5e55458f907b0585597918ba2223b5d584744f39ac0dbccb348186974ea629cfc57a04ade3726bfdb63a41c94ae66de4dcb957ba75d230653ca5e6ce7c6bf076b99d665bf9834307dbe2cf22e5f1ab90799be55e13297b178c6093d95e4af0eae756e4dbca94a791ede214acc054473a55730474e5ad0b2a52f34d4893bc94c354934912ae19f94fb068828be794da", 0xa8}, {&(0x7f0000000540)="1468c8f80b5602071ef7369590df2d225880116819eb5fdc81744541176c0402914a40230b9c623e0656a1f6023d02a1", 0x30}], 0x2) syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f00000000c0)='./file0\x00', 0x9, 0x2, &(0x7f0000000340)=[{&(0x7f0000000100)="aeeb1ba95e5b4a0a3cf86a95f832abfd61d4fd1f8d8a472db35761654dc2da56b1a6da71bc221603594d56547bc051038013c8d60d1d5ab6be3269c16686dd23c95d7cb7fce6cd4ef01f831c80719e35c316f236f59c1571513f0a5b3ec8bf65b633eb606878c4432aed872f8060694271b31c3ef2d76aed51e22fd267eef9f54d4996755c1f949ba126bccd5289ad35f1bb7404d63e4a5a3fa89e27f666eb383e9da5afcd9143e0eb54c46142874d735c5ec8e73f15339b2180056f02aaeb19d9d8616aeb9fbfbdcdb2c358a15c73b87e16270d384170e910fd8b4caf7f7be636611b70338a8928", 0xe8, 0x800}, {&(0x7f0000000240)="5f2f7208493b4deee61f9ffd3d4d299049d6bc12eb5acc2d65e342abd1a7694cb9362c61b80c62446d3159a107a5fafb9909f934a7046e5b72cfa441ac10000b90f3a516bab09ea807ff8c5fa6177ef86351d1c914e1fe5dfa1fa23631d5c8c9e227906d64f34207765cdf013d1b3a9108f84dbaa1761201dd88de73d2cc3717d88e84c349d29bac99f437fbc81e0bffdfe1bc43a8868912b2083a4fd43f40dffa8cdb88faabc418708fa472510f954c6df9d33b9bc49cb0c48e0f74b4f6b39636aefe2512c0a21e88bc40aa35c5006f40a37a0e7c5fa1511725e59bbc1d42a005d0f7", 0xe3, 0x20}], 0x100000, &(0x7f0000000380)={[{@uid={'uid', 0x3d, r5}}, {@gid={'gid', 0x3d, r7}}, {@umask={'umask', 0x3d, 0x5}}, {@errors_recover='errors=recover'}, {@errors_recover='errors=recover'}, {@utf8='utf8'}], [{@smackfsroot={'smackfsroot', 0x3d, '@lo'}}, {@pcr={'pcr', 0x3d, 0xf}}, {@fsmagic={'fsmagic', 0x3d, 0x1}}, {@fsuuid={'fsuuid', 0x3d, {[0x0, 0x1, 0x65, 0x66, 0x33, 0x38, 0x35, 0x65], 0x2d, [0x30, 0x3a, 0x92, 0x52], 0x2d, [0x65, 0x65, 0x66, 0x36], 0x2d, [0x6e, 0x61, 0x4d, 0x31], 0x2d, [0x33, 0x63, 0x35, 0x38, 0x39, 0x36, 0x61, 0x33]}}}]}) close(r1) [ 319.866902][T11917] block nbd1: shutting down sockets [ 319.884598][T11921] block nbd0: shutting down sockets [ 319.935839][T11906] block nbd2: Receive control failed (result -22) [ 319.943483][T11906] block nbd2: Receive control failed (result -22) [ 319.961518][T11918] block nbd2: shutting down sockets [ 319.967213][T11925] block nbd4: shutting down sockets 04:15:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 319.986733][ T9230] block nbd3: Receive control failed (result -22) [ 319.995703][T11931] block nbd3: shutting down sockets 04:15:59 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x40049409) 04:15:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1264) 04:15:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 320.207570][ T9230] block nbd2: Receive control failed (result -22) [ 320.215383][ T9230] block nbd2: Receive control failed (result -22) [ 320.223122][T11941] block nbd2: shutting down sockets [ 320.251984][T11944] block nbd1: shutting down sockets [ 320.283153][T11938] block nbd4: shutting down sockets [ 320.290823][T11943] block nbd0: shutting down sockets 04:15:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x40081271) 04:15:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 320.337358][T11953] block nbd3: server does not support multiple connections per device. [ 320.380777][T11950] block nbd3: shutting down sockets 04:15:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(0xffffffffffffffff, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:15:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1265) 04:16:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 320.484890][T11959] block nbd1: shutting down sockets [ 320.491799][T11957] block nbd4: shutting down sockets 04:16:00 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) [ 320.604354][T11963] block nbd0: shutting down sockets [ 320.622415][T11970] block nbd3: server does not support multiple connections per device. [ 320.631726][T11906] block nbd2: Receive control failed (result -22) [ 320.638779][ T9230] block nbd2: Receive control failed (result -22) [ 320.648056][T11964] block nbd2: shutting down sockets [ 320.713903][T11968] block nbd3: shutting down sockets [ 320.818792][T11906] block nbd1: Receive control failed (result -22) [ 320.846593][T11971] block nbd1: shutting down sockets 04:16:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1267) 04:16:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x40101283) 04:16:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:00 executing program 5: ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) link(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='./file0\x00') r0 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r0, &(0x7f0000000100)={0xa, 0x0, 0x402, @local, 0x7}, 0x1c) setsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r0) 04:16:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:00 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) [ 320.981607][T11988] block nbd3: server does not support multiple connections per device. [ 320.999174][T11986] block nbd0: shutting down sockets [ 321.011521][T11987] block nbd4: shutting down sockets [ 321.020700][T11906] block nbd2: Receive control failed (result -22) [ 321.027551][ T9230] block nbd2: Receive control failed (result -22) [ 321.042854][T11984] block nbd2: shutting down sockets [ 321.050637][T11983] block nbd3: shutting down sockets 04:16:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1268) 04:16:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401070c9) 04:16:00 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 321.135325][T11906] block nbd1: Receive control failed (result -22) [ 321.143960][T11994] block nbd1: shutting down sockets 04:16:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:00 executing program 1: syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) socket(0x1, 0x1, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r0, 0xab03) 04:16:00 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 321.272428][T12001] block nbd4: shutting down sockets [ 321.291227][T12002] block nbd0: shutting down sockets [ 321.316895][T12010] block nbd3: server does not support multiple connections per device. 04:16:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401070ca) 04:16:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1269) [ 321.401584][T12006] block nbd3: shutting down sockets [ 321.415656][T11906] block nbd2: Receive control failed (result -22) [ 321.423506][T11906] block nbd2: Receive control failed (result -22) [ 321.430822][T12009] block nbd2: shutting down sockets 04:16:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) [ 321.505386][ T9230] block nbd1: Receive control failed (result -22) [ 321.522921][T12015] block nbd1: shutting down sockets [ 321.561557][T12023] block nbd0: shutting down sockets 04:16:01 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0xff73) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) setsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f0000000000)=0x6, 0x4) [ 321.623429][T12025] block nbd4: shutting down sockets 04:16:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:16:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1274) [ 321.684737][T12033] block nbd3: server does not support multiple connections per device. [ 321.713803][ T9230] block nbd2: Receive control failed (result -22) [ 321.722001][ T9230] block nbd2: Receive control failed (result -22) [ 321.731976][T12029] block nbd2: shutting down sockets [ 321.767368][T12030] block nbd3: shutting down sockets 04:16:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401070cd) 04:16:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:01 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) getsockopt$TIPC_IMPORTANCE(r3, 0x10f, 0x7f, &(0x7f0000000000), &(0x7f00000000c0)=0x4) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 321.903190][ T9230] block nbd1: Receive control failed (result -22) [ 321.912645][T12039] block nbd1: shutting down sockets [ 321.955971][T12042] block nbd0: shutting down sockets [ 321.988798][T12047] block nbd4: shutting down sockets 04:16:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:16:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401870c8) [ 322.057305][ T9230] block nbd2: Receive control failed (result -22) [ 322.065568][ T9230] block nbd2: Receive control failed (result -22) [ 322.065912][T12055] block nbd3: server does not support multiple connections per device. [ 322.083970][T12048] block nbd2: shutting down sockets 04:16:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1276) [ 322.161665][T12052] block nbd3: shutting down sockets 04:16:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:01 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000002580)='/dev/mixer\x00', 0x200500, 0x0) getsockopt$bt_sco_SCO_OPTIONS(r2, 0x11, 0x1, &(0x7f00000025c0)=""/192, &(0x7f0000002680)=0xc0) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x100003, 0x3}, 0x8) close(r1) [ 322.279288][T12063] block nbd4: shutting down sockets [ 322.286194][ T9230] block nbd1: Receive control failed (result -22) [ 322.299531][T12062] block nbd1: shutting down sockets 04:16:01 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 322.344578][ T9230] block nbd2: Receive control failed (result -22) [ 322.352683][ T9230] block nbd2: Receive control failed (result -22) [ 322.359830][T12069] block nbd2: shutting down sockets 04:16:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401870cb) [ 322.399209][T12071] block nbd0: shutting down sockets 04:16:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r4) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 322.497090][T12076] block nbd3: shutting down sockets 04:16:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1277) [ 322.550389][T12082] block nbd4: shutting down sockets 04:16:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:16:02 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_open_dev$sndpcmp(0x0, 0x0, 0x0) ioctl$KVM_HYPERV_EVENTFD(r2, 0x4018aebd, &(0x7f0000000040)={0x0, 0xffffffffffffffff, 0x1}) r3 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) r5 = dup2(r4, r4) prctl$PR_MPX_ENABLE_MANAGEMENT(0x2b) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) bind$rose(r5, &(0x7f0000000000)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @null, 0x3, [@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x40) setsockopt$sock_linger(r3, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r3) 04:16:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x401870cc) [ 322.666520][T11906] block nbd1: Receive control failed (result -22) [ 322.702875][T12086] block nbd1: shutting down sockets [ 322.756021][T12092] block nbd0: shutting down sockets [ 322.779456][T12094] block nbd3: shutting down sockets 04:16:02 executing program 1: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 322.822803][T11906] block nbd2: Receive control failed (result -22) [ 322.825143][T12101] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 322.829777][T11906] block nbd2: Receive control failed (result -22) [ 322.865531][T12091] block nbd2: shutting down sockets 04:16:02 executing program 3: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 04:16:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1278) [ 322.925779][T12103] block nbd4: shutting down sockets 04:16:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:02 executing program 1: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) 04:16:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x4020940d) [ 323.132739][T12109] block nbd0: shutting down sockets 04:16:02 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x4001, 0x0) ioctl$MON_IOCX_GET(r2, 0x40189206, &(0x7f0000000180)={&(0x7f00000000c0), &(0x7f0000000100)=""/120, 0x78}) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 323.184472][T12116] block nbd3: shutting down sockets [ 323.204887][T11906] block nbd2: Receive control failed (result -22) [ 323.212657][ T9230] block nbd2: Receive control failed (result -22) [ 323.221052][T11906] block nbd2: shutting down sockets [ 323.252225][T11906] [ 323.254613][T11906] ============================================ [ 323.260758][T11906] WARNING: possible recursive locking detected [ 323.267024][T11906] 5.4.0-rc7+ #0 Not tainted [ 323.271718][T11906] -------------------------------------------- [ 323.275029][T12124] block nbd4: shutting down sockets [ 323.277866][T11906] kworker/u5:3/11906 is trying to acquire lock: [ 323.277873][T11906] ffff88809c996928 ((wq_completion)knbd2-recv){+.+.}, at: flush_workqueue+0xf7/0x14c0 [ 323.298916][T11906] 04:16:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0x1279) 04:16:02 executing program 1: r0 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r1, 0xab03) [ 323.298916][T11906] but task is already holding lock: [ 323.306290][T11906] ffff88809c996928 ((wq_completion)knbd2-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 323.316035][T11906] [ 323.316035][T11906] other info that might help us debug this: [ 323.324091][T11906] Possible unsafe locking scenario: [ 323.324091][T11906] [ 323.331244][ T3907] kobject: 'loop2' (000000001ea7c8b4): kobject_uevent_env [ 323.331545][T11906] CPU0 [ 323.341976][T11906] ---- [ 323.345346][T11906] lock((wq_completion)knbd2-recv); [ 323.350663][T11906] lock((wq_completion)knbd2-recv); [ 323.356336][T11906] [ 323.356336][T11906] *** DEADLOCK *** [ 323.356336][T11906] [ 323.356340][T11906] May be due to missing lock nesting notation [ 323.356340][T11906] [ 323.356352][T11906] 3 locks held by kworker/u5:3/11906: [ 323.356356][T11906] #0: ffff88809c996928 ((wq_completion)knbd2-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 323.356395][T11906] #1: ffff88805b7afdc0 ((work_completion)(&args->work)){+.+.}, at: process_one_work+0x8c1/0x1740 [ 323.356419][T11906] #2: ffff8880a358fd78 (&nbd->config_lock){+.+.}, at: refcount_dec_and_mutex_lock+0x56/0x90 [ 323.356447][T11906] [ 323.356447][T11906] stack backtrace: [ 323.356462][T11906] CPU: 1 PID: 11906 Comm: kworker/u5:3 Not tainted 5.4.0-rc7+ #0 [ 323.356468][T11906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 323.356484][T11906] Workqueue: knbd2-recv recv_work [ 323.356491][T11906] Call Trace: [ 323.356509][T11906] dump_stack+0x197/0x210 [ 323.356528][T11906] __lock_acquire.cold+0x15d/0x385 [ 323.356542][T11906] ? trace_hardirqs_on_caller+0x6a/0x240 [ 323.356560][T11906] ? mark_held_locks+0xf0/0xf0 [ 323.356576][T11906] lock_acquire+0x190/0x410 [ 323.356589][T11906] ? flush_workqueue+0xf7/0x14c0 [ 323.356604][T11906] flush_workqueue+0x126/0x14c0 [ 323.356615][T11906] ? flush_workqueue+0xf7/0x14c0 [ 323.356625][T11906] ? lock_downgrade+0x920/0x920 [ 323.356635][T11906] ? drain_workqueue+0x2b/0x470 [ 323.356646][T11906] ? debug_check_no_obj_freed+0x20a/0x43f [ 323.356657][T11906] ? find_held_lock+0x35/0x130 04:16:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) r4 = dup2(r3, r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) r5 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0x80041284) 04:16:03 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 323.356667][T11906] ? pwq_unbound_release_workfn+0x2f0/0x2f0 [ 323.356687][T11906] ? mark_lock+0xc2/0x1220 [ 323.364974][ T3907] kobject: 'loop2' (000000001ea7c8b4): fill_kobj_path: path = '/devices/virtual/block/loop2' [ 323.373422][T11906] drain_workqueue+0x1b4/0x470 [ 323.373434][T11906] ? drain_workqueue+0x1b4/0x470 [ 323.373446][T11906] ? kfree+0x226/0x2c0 [ 323.373457][T11906] destroy_workqueue+0x21/0x700 [ 323.373470][T11906] ? nbd_config_put+0x378/0x870 [ 323.373482][T11906] nbd_config_put+0x3dd/0x870 04:16:03 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 323.373494][T11906] recv_work+0x19b/0x200 [ 323.373511][T11906] process_one_work+0x9af/0x1740 [ 323.469406][ T3907] kobject: 'loop0' (00000000c0f167f7): kobject_uevent_env [ 323.472411][T11906] ? pwq_dec_nr_in_flight+0x320/0x320 [ 323.472426][T11906] ? lock_acquire+0x190/0x410 [ 323.472440][T11906] worker_thread+0x98/0xe40 [ 323.472452][T11906] ? trace_hardirqs_on+0x67/0x240 [ 323.472466][T11906] kthread+0x361/0x430 [ 323.472477][T11906] ? process_one_work+0x1740/0x1740 [ 323.472488][T11906] ? kthread_mod_delayed_work+0x1f0/0x1f0 04:16:03 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) r2 = openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x101900, 0x0) socket$netlink(0x10, 0x3, 0x4) ioctl$sock_bt_hci(r2, 0x0, &(0x7f0000000240)="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") connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) 04:16:03 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x4001, 0x0) ioctl$MON_IOCX_GET(r2, 0x40189206, &(0x7f0000000180)={&(0x7f00000000c0), &(0x7f0000000100)=""/120, 0x78}) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 323.472500][T11906] ret_from_fork+0x24/0x30 [ 323.610822][ T3907] kobject: 'loop0' (00000000c0f167f7): fill_kobj_path: path = '/devices/virtual/block/loop0' 04:16:03 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) 04:16:03 executing program 3: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) r2 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x4001, 0x0) ioctl$MON_IOCX_GET(r2, 0x40189206, &(0x7f0000000180)={&(0x7f00000000c0), &(0x7f0000000100)=""/120, 0x78}) setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r1) [ 323.645390][ T3907] kobject: 'loop1' (0000000014f41079): kobject_uevent_env [ 323.668161][ T3907] kobject: 'loop1' (0000000014f41079): fill_kobj_path: path = '/devices/virtual/block/loop1' 04:16:03 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = syz_open_dev$swradio(&(0x7f0000000000)='/dev/swradio#\x00', 0x0, 0x2) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f00000000c0)={0x4, {{0x2, 0x4e21, @multicast1}}}, 0x88) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r2 = socket$inet6(0xa, 0x40000080806, 0x0) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x6}, 0x1c) setsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f0000000040)={0x3, 0x3}, 0x8) close(r2) 04:16:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x0, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x1, 0x1, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x1ffffffff) ioctl$NBD_DO_IT(r2, 0xab03) [ 323.704922][ T3907] kobject: 'loop3' (0000000056ee56e4): kobject_uevent_env [ 323.717081][ T3907] kobject: 'loop3' (0000000056ee56e4): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 323.772867][ T3907] kobject: 'loop4' (00000000bf701482): kobject_uevent_env [ 323.780490][ T3907] kobject: 'loop4' (00000000bf701482): fill_kobj_path: path = '/devices/virtual/block/loop4' [ 323.794146][ T3907] kobject: 'loop1' (0000000014f41079): kobject_uevent_env [ 323.801549][ T3907] kobject: 'loop1' (0000000014f41079): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 323.813605][ T3907] kobject: 'loop5' (00000000c4d78ffe): kobject_uevent_env [ 323.821240][ T3907] kobject: 'loop5' (00000000c4d78ffe): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 323.833276][ T3907] kobject: 'loop1' (0000000014f41079): kobject_uevent_env [ 323.840506][ T3907] kobject: 'loop1' (0000000014f41079): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 323.851988][ T3907] kobject: 'loop3' (0000000056ee56e4): kobject_uevent_env [ 323.859201][ T3907] kobject: 'loop3' (0000000056ee56e4): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 323.871864][ T3907] kobject: 'loop5' (00000000c4d78ffe): kobject_uevent_env [ 323.879223][ T3907] kobject: 'loop5' (00000000c4d78ffe): fill_kobj_path: path = '/devices/virtual/block/loop5' [ 323.891291][ T3907] kobject: 'loop3' (0000000056ee56e4): kobject_uevent_env [ 323.898528][ T3907] kobject: 'loop3' (0000000056ee56e4): fill_kobj_path: path = '/devices/virtual/block/loop3' [ 323.909717][ T3907] kobject: 'loop5' (00000000c4d78ffe): kobject_uevent_env [ 323.916914][ T3907] kobject: 'loop5' (00000000c4d78ffe): fill_kobj_path: path = '/devices/virtual/block/loop5'