[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.905441][ T26] audit: type=1800 audit(1570360047.377:25): pid=8664 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 55.950133][ T26] audit: type=1800 audit(1570360047.387:26): pid=8664 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.990933][ T26] audit: type=1800 audit(1570360047.387:27): pid=8664 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 '10.128.1.51' (ECDSA) to the list of known hosts. 2019/10/06 11:07:39 fuzzer started 2019/10/06 11:07:41 dialing manager at 10.128.0.26:44291 2019/10/06 11:07:41 syscalls: 2523 2019/10/06 11:07:41 code coverage: enabled 2019/10/06 11:07:41 comparison tracing: enabled 2019/10/06 11:07:41 extra coverage: extra coverage is not supported by the kernel 2019/10/06 11:07:41 setuid sandbox: enabled 2019/10/06 11:07:41 namespace sandbox: enabled 2019/10/06 11:07:41 Android sandbox: /sys/fs/selinux/policy does not exist 2019/10/06 11:07:41 fault injection: enabled 2019/10/06 11:07:41 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/10/06 11:07:41 net packet injection: enabled 2019/10/06 11:07:41 net device setup: enabled 2019/10/06 11:07:41 concurrency sanitizer: /proc/kcsaninfo does not exist 11:09:20 executing program 0: 11:09:20 executing program 1: syzkaller login: [ 169.059758][ T8831] IPVS: ftp: loaded support on port[0] = 21 [ 169.173762][ T8833] IPVS: ftp: loaded support on port[0] = 21 11:09:20 executing program 2: [ 169.257056][ T8831] chnl_net:caif_netlink_parms(): no params data found [ 169.373170][ T8831] bridge0: port 1(bridge_slave_0) entered blocking state [ 169.391674][ T8831] bridge0: port 1(bridge_slave_0) entered disabled state [ 169.401312][ T8831] device bridge_slave_0 entered promiscuous mode [ 169.426397][ T8831] bridge0: port 2(bridge_slave_1) entered blocking state [ 169.434044][ T8831] bridge0: port 2(bridge_slave_1) entered disabled state [ 169.443366][ T8831] device bridge_slave_1 entered promiscuous mode [ 169.465162][ T8833] chnl_net:caif_netlink_parms(): no params data found [ 169.482617][ T8837] IPVS: ftp: loaded support on port[0] = 21 [ 169.492516][ T8831] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 169.514017][ T8831] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 11:09:21 executing program 3: [ 169.581457][ T8833] bridge0: port 1(bridge_slave_0) entered blocking state [ 169.588800][ T8833] bridge0: port 1(bridge_slave_0) entered disabled state [ 169.599066][ T8833] device bridge_slave_0 entered promiscuous mode [ 169.626803][ T8831] team0: Port device team_slave_0 added [ 169.637087][ T8833] bridge0: port 2(bridge_slave_1) entered blocking state [ 169.650124][ T8833] bridge0: port 2(bridge_slave_1) entered disabled state [ 169.658132][ T8833] device bridge_slave_1 entered promiscuous mode [ 169.703303][ T8831] team0: Port device team_slave_1 added [ 169.720886][ T8833] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 169.742173][ T8833] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 169.799459][ T8833] team0: Port device team_slave_0 added [ 169.807515][ T8839] IPVS: ftp: loaded support on port[0] = 21 11:09:21 executing program 4: [ 169.859062][ T8833] team0: Port device team_slave_1 added [ 169.915092][ T8831] device hsr_slave_0 entered promiscuous mode [ 169.970341][ T8831] device hsr_slave_1 entered promiscuous mode 11:09:21 executing program 5: [ 170.079839][ T8837] chnl_net:caif_netlink_parms(): no params data found [ 170.142761][ T8833] device hsr_slave_0 entered promiscuous mode [ 170.180612][ T8833] device hsr_slave_1 entered promiscuous mode [ 170.230268][ T8833] debugfs: Directory 'hsr0' with parent '/' already present! [ 170.252563][ T8842] IPVS: ftp: loaded support on port[0] = 21 [ 170.256650][ T8831] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.265644][ T8831] bridge0: port 2(bridge_slave_1) entered forwarding state [ 170.273505][ T8831] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.280585][ T8831] bridge0: port 1(bridge_slave_0) entered forwarding state [ 170.302568][ T2858] bridge0: port 1(bridge_slave_0) entered disabled state [ 170.311115][ T2858] bridge0: port 2(bridge_slave_1) entered disabled state [ 170.327516][ T8844] IPVS: ftp: loaded support on port[0] = 21 [ 170.384826][ T8837] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.393906][ T8837] bridge0: port 1(bridge_slave_0) entered disabled state [ 170.401931][ T8837] device bridge_slave_0 entered promiscuous mode [ 170.409349][ T8837] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.416562][ T8837] bridge0: port 2(bridge_slave_1) entered disabled state [ 170.424384][ T8837] device bridge_slave_1 entered promiscuous mode [ 170.509514][ T8839] chnl_net:caif_netlink_parms(): no params data found [ 170.520760][ T8837] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 170.533598][ T8837] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 170.593453][ T8837] team0: Port device team_slave_0 added [ 170.603649][ T8837] team0: Port device team_slave_1 added [ 170.646086][ T8839] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.653998][ T8839] bridge0: port 1(bridge_slave_0) entered disabled state [ 170.666602][ T8839] device bridge_slave_0 entered promiscuous mode [ 170.676953][ T8839] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.684293][ T8839] bridge0: port 2(bridge_slave_1) entered disabled state [ 170.692194][ T8839] device bridge_slave_1 entered promiscuous mode [ 170.716078][ T8839] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 170.773293][ T8837] device hsr_slave_0 entered promiscuous mode [ 170.810370][ T8837] device hsr_slave_1 entered promiscuous mode [ 170.850220][ T8837] debugfs: Directory 'hsr0' with parent '/' already present! [ 170.859027][ T8839] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 170.898916][ T8842] chnl_net:caif_netlink_parms(): no params data found [ 170.954941][ T8831] 8021q: adding VLAN 0 to HW filter on device bond0 [ 170.968665][ T8839] team0: Port device team_slave_0 added [ 170.979313][ T8839] team0: Port device team_slave_1 added [ 170.987432][ T8837] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.994517][ T8837] bridge0: port 2(bridge_slave_1) entered forwarding state [ 171.001845][ T8837] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.008894][ T8837] bridge0: port 1(bridge_slave_0) entered forwarding state [ 171.075212][ T8842] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.082460][ T8842] bridge0: port 1(bridge_slave_0) entered disabled state [ 171.090133][ T8842] device bridge_slave_0 entered promiscuous mode [ 171.098543][ T8842] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.106277][ T8842] bridge0: port 2(bridge_slave_1) entered disabled state [ 171.113956][ T8842] device bridge_slave_1 entered promiscuous mode [ 171.163048][ T8839] device hsr_slave_0 entered promiscuous mode [ 171.220623][ T8839] device hsr_slave_1 entered promiscuous mode [ 171.280066][ T8839] debugfs: Directory 'hsr0' with parent '/' already present! [ 171.293583][ T8844] chnl_net:caif_netlink_parms(): no params data found [ 171.308890][ T8831] 8021q: adding VLAN 0 to HW filter on device team0 [ 171.317323][ T22] bridge0: port 1(bridge_slave_0) entered disabled state [ 171.325344][ T22] bridge0: port 2(bridge_slave_1) entered disabled state [ 171.335786][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 171.344325][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 171.358737][ T8842] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 171.395754][ T8842] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 171.422383][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 171.431461][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 171.439769][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.446887][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 171.479819][ T8844] bridge0: port 1(bridge_slave_0) entered blocking state [ 171.488212][ T8844] bridge0: port 1(bridge_slave_0) entered disabled state [ 171.496311][ T8844] device bridge_slave_0 entered promiscuous mode [ 171.505939][ T8844] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.513099][ T8844] bridge0: port 2(bridge_slave_1) entered disabled state [ 171.521183][ T8844] device bridge_slave_1 entered promiscuous mode [ 171.528145][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 171.537345][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 171.545950][ T8847] bridge0: port 2(bridge_slave_1) entered blocking state [ 171.553078][ T8847] bridge0: port 2(bridge_slave_1) entered forwarding state [ 171.561189][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 171.598454][ T8833] 8021q: adding VLAN 0 to HW filter on device bond0 [ 171.614796][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 171.624664][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 171.634338][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 171.642818][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 171.652486][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 171.661200][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 171.669413][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 171.677709][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 171.686299][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 171.697772][ T8831] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 171.708148][ T8842] team0: Port device team_slave_0 added [ 171.716115][ T8842] team0: Port device team_slave_1 added [ 171.741280][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 171.763920][ T8833] 8021q: adding VLAN 0 to HW filter on device team0 [ 171.824273][ T8842] device hsr_slave_0 entered promiscuous mode [ 171.880605][ T8842] device hsr_slave_1 entered promiscuous mode [ 171.940166][ T8842] debugfs: Directory 'hsr0' with parent '/' already present! [ 171.949296][ T8844] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 171.961488][ T8837] 8021q: adding VLAN 0 to HW filter on device bond0 [ 171.977036][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 171.985361][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 172.001054][ T8844] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 172.024494][ T8831] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 172.045444][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 172.054727][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 172.066049][ T8847] bridge0: port 1(bridge_slave_0) entered blocking state [ 172.073179][ T8847] bridge0: port 1(bridge_slave_0) entered forwarding state [ 172.084746][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 172.093563][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 172.102472][ T8847] bridge0: port 2(bridge_slave_1) entered blocking state [ 172.109594][ T8847] bridge0: port 2(bridge_slave_1) entered forwarding state [ 172.117762][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 172.131285][ T8837] 8021q: adding VLAN 0 to HW filter on device team0 [ 172.139360][ T8844] team0: Port device team_slave_0 added [ 172.146714][ T8844] team0: Port device team_slave_1 added [ 172.173197][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 172.187729][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 172.195999][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 172.205195][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 172.213755][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 172.222752][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 172.233005][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 172.242285][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 172.253196][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 172.281369][ T8839] 8021q: adding VLAN 0 to HW filter on device bond0 [ 172.342968][ T8844] device hsr_slave_0 entered promiscuous mode [ 172.370306][ T8844] device hsr_slave_1 entered promiscuous mode [ 172.420077][ T8844] debugfs: Directory 'hsr0' with parent '/' already present! [ 172.433542][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 172.442299][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 172.451268][ T2858] bridge0: port 1(bridge_slave_0) entered blocking state [ 172.458324][ T2858] bridge0: port 1(bridge_slave_0) entered forwarding state [ 172.466862][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 172.475491][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 172.484427][ T2858] bridge0: port 2(bridge_slave_1) entered blocking state [ 172.491511][ T2858] bridge0: port 2(bridge_slave_1) entered forwarding state [ 172.499127][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 172.508764][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 172.517513][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 172.525875][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 172.534190][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 172.552361][ T8833] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 172.584610][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 172.594225][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 172.609215][ T2858] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready 11:09:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$EVIOCGBITKEY(r8, 0x80404521, &(0x7f0000000040)=""/3) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 172.628065][ T8837] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 172.653800][ T8837] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 172.678670][ T8839] 8021q: adding VLAN 0 to HW filter on device team0 [ 172.714510][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 172.731100][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 172.740618][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 172.749339][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 172.757929][ T1523] block nbd0: Receive control failed (result -61) [ 172.758168][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 172.781487][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 172.785221][ T8860] block nbd0: NBD_DISCONNECT [ 172.792824][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 172.797608][ T8860] block nbd0: Send disconnect failed -22 [ 172.803003][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 172.816174][ T8859] block nbd0: shutting down sockets [ 172.816336][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 172.829665][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 172.851796][ T8833] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 172.862240][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 172.871577][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 172.884815][ T1523] block nbd0: Receive control failed (result -61) [ 172.892285][ T3010] bridge0: port 1(bridge_slave_0) entered blocking state [ 172.893856][ T8864] block nbd0: NBD_DISCONNECT [ 172.899409][ T3010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 172.915543][ T8864] block nbd0: Send disconnect failed -22 [ 172.925389][ T8859] block nbd0: shutting down sockets 11:09:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$EVIOCGBITKEY(r8, 0x80404521, &(0x7f0000000040)=""/3) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 172.971052][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 172.978955][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 172.988264][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 172.997406][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.004572][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.013695][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 173.022711][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 173.031569][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 173.040337][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 173.057644][ T8842] 8021q: adding VLAN 0 to HW filter on device bond0 [ 173.085453][ T8837] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 173.102040][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 173.110089][ T1523] block nbd0: Receive control failed (result -61) [ 173.124523][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 173.142761][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 173.146480][ T8871] block nbd0: NBD_DISCONNECT [ 173.156232][ T8871] block nbd0: Send disconnect failed -22 [ 173.160763][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 173.171721][ T8847] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 173.182018][ T8870] block nbd0: shutting down sockets 11:09:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$EVIOCGBITKEY(r8, 0x80404521, &(0x7f0000000040)=""/3) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 173.206953][ T8842] 8021q: adding VLAN 0 to HW filter on device team0 [ 173.253798][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 173.279490][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 173.294840][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready 11:09:24 executing program 1: r0 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r0, &(0x7f0000001580)={0x43}, 0x43) fallocate(r0, 0x0, 0xffff, 0x9) write$UHID_INPUT(r0, &(0x7f0000000040)={0x8, "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", 0x1000}, 0x1006) r1 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$P9_RCREATE(r0, &(0x7f0000001080)={0x18, 0x73, 0x1, {{0x24, 0x1, 0x2}, 0x7f}}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x10, 0x4, &(0x7f00000010c0)=ANY=[@ANYBLOB="1800000000000000000000000000002061101800000000009500000000000000692a11ee745de9c4bb933dafd52a18b295f0024493a43713ee3418717cd0903bf88d164f032f71433d48b699f16599530a008dab5f900a46f05a82772129d036"], &(0x7f0000001840)='GPL\x00'}, 0x48) [ 173.321322][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 173.343197][ T8839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 173.356749][ T1523] block nbd0: Receive control failed (result -61) [ 173.383641][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 173.402944][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 173.425348][ T8882] block nbd0: NBD_DISCONNECT [ 173.430685][ T8855] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.437871][ T8855] bridge0: port 1(bridge_slave_0) entered forwarding state [ 173.445568][ T8882] block nbd0: Send disconnect failed -22 [ 173.453715][ T8877] block nbd0: shutting down sockets [ 173.462734][ T8855] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready 11:09:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$EVIOCGBITKEY(r8, 0x80404521, &(0x7f0000000040)=""/3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:25 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000300)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x2}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0xf, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a) r2 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r2, &(0x7f0000001580)={0x43}, 0x43) fallocate(r2, 0x0, 0xffff, 0x9) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000040)) ioctl$UFFDIO_WAKE(r0, 0x8010aa02, &(0x7f0000000180)={&(0x7f0000012000/0x2000)=nil, 0x2000}) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r3, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x660c, 0x0) write$FUSE_GETXATTR(r3, &(0x7f0000000000)={0x18, 0x7fffffffffffffff, 0x8, {0x4}}, 0x18) [ 173.533004][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 173.554863][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 173.574365][ T1523] block nbd0: Receive control failed (result -61) [ 173.600068][ T8893] block nbd0: NBD_DISCONNECT [ 173.607624][ T8845] bridge0: port 2(bridge_slave_1) entered blocking state [ 173.609429][ T8893] block nbd0: Send disconnect failed -22 [ 173.614790][ T8845] bridge0: port 2(bridge_slave_1) entered forwarding state [ 173.623816][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready 11:09:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 173.649049][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 173.656706][ T8890] block nbd0: shutting down sockets [ 173.658738][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 173.672150][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 173.681160][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 173.691286][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready 11:09:25 executing program 1: r0 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r0, &(0x7f0000001580)={0x43}, 0x43) fallocate(r0, 0x0, 0xffff, 0x9) write$UHID_INPUT(r0, &(0x7f0000000040)={0x8, "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", 0x1000}, 0x1006) r1 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$P9_RCREATE(r0, &(0x7f0000001080)={0x18, 0x73, 0x1, {{0x24, 0x1, 0x2}, 0x7f}}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x10, 0x4, &(0x7f00000010c0)=ANY=[@ANYBLOB="1800000000000000000000000000002061101800000000009500000000000000692a11ee745de9c4bb933dafd52a18b295f0024493a43713ee3418717cd0903bf88d164f032f71433d48b699f16599530a008dab5f900a46f05a82772129d036"], &(0x7f0000001840)='GPL\x00'}, 0x48) [ 173.719087][ T8842] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 173.801472][ T8842] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 173.819380][ T8844] 8021q: adding VLAN 0 to HW filter on device bond0 [ 173.833292][ T1523] block nbd0: Receive control failed (result -61) [ 173.850655][ T8900] block nbd0: NBD_DISCONNECT [ 173.863296][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 173.871754][ T8900] block nbd0: Send disconnect failed -22 [ 173.881926][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 173.900648][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 173.901738][ T8899] block nbd0: shutting down sockets [ 173.914783][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 173.930916][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 173.941671][ T8845] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 11:09:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 173.984645][ T8844] 8021q: adding VLAN 0 to HW filter on device team0 [ 174.029661][ T8839] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 174.075366][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 174.089213][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 174.107053][ T1523] block nbd0: Receive control failed (result -61) [ 174.141344][ T8909] block nbd0: NBD_DISCONNECT [ 174.151292][ T8842] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 174.158414][ T8909] block nbd0: Send disconnect failed -22 [ 174.164917][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 174.174510][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 174.185091][ T8908] block nbd0: shutting down sockets [ 174.191081][ T3010] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.198204][ T3010] bridge0: port 1(bridge_slave_0) entered forwarding state [ 174.206383][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 174.215819][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 174.230384][ T3010] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.237536][ T3010] bridge0: port 2(bridge_slave_1) entered forwarding state [ 174.245994][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 174.255039][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 174.279286][ T8844] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 174.317980][ T8844] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 174.344391][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 174.353503][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 174.364125][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 174.373682][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 174.404918][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 174.419906][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 174.430717][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 174.439397][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 174.448345][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 174.457560][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 174.465853][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 174.493037][ T8844] 8021q: adding VLAN 0 to HW filter on device batadv0 11:09:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:26 executing program 5: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000580)='/dev/fuse\x00', 0x2, 0x0) io_setup(0x80400000000002, &(0x7f00000000c0)=0x0) r2 = getuid() r3 = getgid() setregid(0x0, r3) write$FUSE_CREATE_OPEN(r0, &(0x7f0000000100)={0xa0, 0xffffffffffffffda, 0x3, {{0x4, 0x2, 0x2, 0x9, 0x90, 0x7, {0x6, 0x6, 0xfffffffffffff96d, 0x101, 0x5, 0x1, 0x7fff, 0xffffffff, 0xcc8, 0x7, 0x1, r2, r3, 0x4, 0xbb}}, {0x0, 0x14}}}, 0xa0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$TIOCLINUX4(r4, 0x541c, &(0x7f0000000040)) io_submit(r1, 0x1, &(0x7f00000001c0)=[&(0x7f0000000600)={0x0, 0x0, 0x0, 0x1, 0x0, r0, 0x0}]) 11:09:26 executing program 1: r0 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r0, &(0x7f0000001580)={0x43}, 0x43) fallocate(r0, 0x0, 0xffff, 0x9) write$UHID_INPUT(r0, &(0x7f0000000040)={0x8, "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", 0x1000}, 0x1006) r1 = socket$kcm(0x2b, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) write$P9_RCREATE(r0, &(0x7f0000001080)={0x18, 0x73, 0x1, {{0x24, 0x1, 0x2}, 0x7f}}, 0x18) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x10, 0x4, &(0x7f00000010c0)=ANY=[@ANYBLOB="1800000000000000000000000000002061101800000000009500000000000000692a11ee745de9c4bb933dafd52a18b295f0024493a43713ee3418717cd0903bf88d164f032f71433d48b699f16599530a008dab5f900a46f05a82772129d036"], &(0x7f0000001840)='GPL\x00'}, 0x48) 11:09:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) open(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:26 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000300)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x2}) r1 = socket$inet6_sctp(0xa, 0x1, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0xf, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a) r2 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r2, &(0x7f0000001580)={0x43}, 0x43) fallocate(r2, 0x0, 0xffff, 0x9) ioctl$TIOCGPGRP(r2, 0x540f, &(0x7f0000000040)) ioctl$UFFDIO_WAKE(r0, 0x8010aa02, &(0x7f0000000180)={&(0x7f0000012000/0x2000)=nil, 0x2000}) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r3, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x660c, 0x0) write$FUSE_GETXATTR(r3, &(0x7f0000000000)={0x18, 0x7fffffffffffffff, 0x8, {0x4}}, 0x18) [ 174.903168][ T1523] block nbd0: Receive control failed (result -61) [ 174.910613][ T1523] block nbd3: Receive control failed (result -61) 11:09:26 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x13, 0x3, &(0x7f0000000200)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x5e, 0xffffffd5}}, &(0x7f0000000240)='EP\xd4\x00\x1f\x91\xeb/W\xb72$C0%\x03\x9c0\x96\xb2\fkC\x93H\xbfh\x9c\b`\x857\xd6\">c\xad\xc0bO\xba\xe2\xe1\t5\x9d\xcei\"2L\xcc\x13\x16\vh\xca\xe6C\x06\x97%\x9d\xd5-\x1fs\xe1j\xdc5\x92\xd0)%\xdf\xfa\xe8^\x9c\xd29\x8clg\xc8\x7f\xb5\xb1&\x02\xf1E\xb4\x84\xbeE\x91)f\xe8\xb7\xe2\xf6`i\xc5m\xd7l\x1d\xc1\x12\x01<:kM\xe9\x99\xcd\xcd\xc8\x85Z\xee47\xdc\xc8u\x80\xcf\xbeTo\xbb\xfb\xc0\xebV\xd8\xbb\xbe\xa2\x90J|s\xc2', 0x1, 0x348, &(0x7f0000000480)=""/195}, 0x48) r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000540)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r1, &(0x7f0000000980)={0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000580)={0x1a0, r2, 0x1, 0x0, 0x0, {0xf}, [@TIPC_NLA_SOCK={0x14, 0x2, [@TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_REF={0x8}]}, @TIPC_NLA_MEDIA={0x70, 0x5, [@TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_MEDIA_PROP={0xc, 0x2, [@TIPC_NLA_PROP_MTU={0x8}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_WIN={0x8}]}]}, @TIPC_NLA_NET={0x108, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}]}, @TIPC_NLA_SOCK={0x10, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8}]}, @TIPC_NLA_LINK={0x4}, @TIPC_NLA_LINK={0x38, 0x4, [@TIPC_NLA_LINK_PROP={0x34, 0x7, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}]}]}, @TIPC_NLA_NET={0x64, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID_W1={0xc}]}, @TIPC_NLA_SOCK={0x18, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_ADDR={0x8}]}]}, 0x1a0}}, 0x0) sendmsg$TIPC_NL_LINK_RESET_STATS(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000012}, 0xc, &(0x7f0000000080)={&(0x7f00000009c0)={0x118, r2, 0x300, 0x70bd29, 0x25dfdbfb, {}, [@TIPC_NLA_BEARER={0x54, 0x1, [@TIPC_NLA_BEARER_PROP={0xc, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7ff}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1ff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8000}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}]}]}, @TIPC_NLA_BEARER={0x28, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1c}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000000}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}]}]}, @TIPC_NLA_NET={0xc, 0x7, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0xc43}]}, @TIPC_NLA_SOCK={0x30, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x1f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x9}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0xff}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x4}]}, @TIPC_NLA_SOCK={0x4c, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x33a1}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x7f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x401}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x3ff}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0xd9f9773a}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}]}, 0x118}, 0x1, 0x0, 0x0, 0x40}, 0x40) [ 174.947247][ T8942] block nbd0: NBD_DISCONNECT [ 174.990227][ T8942] block nbd0: Send disconnect failed -22 [ 175.002421][ T8936] block nbd3: NBD_DISCONNECT [ 175.009526][ T8936] block nbd3: Send disconnect failed -22 [ 175.017722][ T8939] block nbd0: shutting down sockets [ 175.018055][ T8955] netlink: 'syz-executor.4': attribute type 2 has an invalid length. 11:09:26 executing program 1: r0 = socket$pppoe(0x18, 0x1, 0x0) setsockopt$SO_TIMESTAMP(r0, 0x1, 0x40, &(0x7f0000000000)=0xfffffffd, 0x4) connect$pppoe(r0, &(0x7f0000000080)={0x18, 0x0, {0x2, @broadcast, 'veth1\x00'}}, 0x1e) write(r0, 0x0, 0x6) [ 175.038514][ T8935] block nbd3: shutting down sockets [ 175.043330][ T8955] netlink: 'syz-executor.4': attribute type 4 has an invalid length. 11:09:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:26 executing program 5: perf_event_open$cgroup(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x1, 0x0, 0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x6, 0xefc4}, 0xe345c3afc62c1a7c, 0x0, 0x0, 0x0, 0x7, 0x0, 0x3}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x7) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r1, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r1, 0x660c, 0x0) r2 = openat(r1, &(0x7f00000000c0)='./file0\x00', 0x100, 0x80) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x9, 0x0, 0x40, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_config_ext={0x80000000}, 0x0, 0xffffffff80000000, 0x0, 0x0, 0x0, 0x3, 0x8000}, 0x0, 0xd, r2, 0xa) r3 = creat(&(0x7f0000000080)='./file1\x00', 0x0) write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0xfea4) fallocate(r3, 0x24, 0x7ffd, 0x2) fallocate(r3, 0x3, 0x0, 0xfff9) bpf$BPF_PROG_DETACH(0x9, &(0x7f00000004c0)={0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x64) lstat(0x0, 0x0) 11:09:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 175.133648][ T8955] netlink: 'syz-executor.4': attribute type 2 has an invalid length. 11:09:26 executing program 1: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) r2 = socket$tipc(0x1e, 0x5, 0x0) ioctl$sock_SIOCINQ(r2, 0x541b, &(0x7f0000000000)) sendmsg$nl_xfrm(r1, &(0x7f00000004c0)={0x0, 0x17, &(0x7f0000000180)={&(0x7f00000001c0)=ANY=[@ANYBLOB="04010000100001000000000000000000e000000100000000000000000000000000000000000000000000000000000000000000000000000000000000d70b5c0391089b75320e4b8281c600000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="e0000001000000000000000000000000000000022b0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000a000000000000000000000014000e00"/188], 0x104}}, 0x0) r3 = syz_open_dev$sndseq(&(0x7f00000002c0)='/dev/snd/seq\x00', 0x0, 0x0) ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r3, 0xc0a85320, &(0x7f00000003c0)={{0x80}, 'port1\x00'}) ioctl$SNDRV_SEQ_IOCTL_SUBSCRIBE_PORT(r3, 0x40505330, &(0x7f0000000240)={{}, {0x80}}) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(r3, 0x40505331, &(0x7f0000000140)={{}, {0x20000000000080}, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff]}) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r3, 0x80045300, &(0x7f0000000040)) [ 175.208799][ T8955] netlink: 'syz-executor.4': attribute type 4 has an invalid length. [ 175.286101][ T8950] block nbd3: Receive control failed (result -61) [ 175.330259][ T8950] block nbd0: Receive control failed (result -61) [ 175.353424][ T8967] block nbd3: NBD_DISCONNECT [ 175.362446][ T8969] block nbd0: NBD_DISCONNECT 11:09:26 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x13, 0x3, &(0x7f0000000200)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x5e, 0xffffffd5}}, &(0x7f0000000240)='EP\xd4\x00\x1f\x91\xeb/W\xb72$C0%\x03\x9c0\x96\xb2\fkC\x93H\xbfh\x9c\b`\x857\xd6\">c\xad\xc0bO\xba\xe2\xe1\t5\x9d\xcei\"2L\xcc\x13\x16\vh\xca\xe6C\x06\x97%\x9d\xd5-\x1fs\xe1j\xdc5\x92\xd0)%\xdf\xfa\xe8^\x9c\xd29\x8clg\xc8\x7f\xb5\xb1&\x02\xf1E\xb4\x84\xbeE\x91)f\xe8\xb7\xe2\xf6`i\xc5m\xd7l\x1d\xc1\x12\x01<:kM\xe9\x99\xcd\xcd\xc8\x85Z\xee47\xdc\xc8u\x80\xcf\xbeTo\xbb\xfb\xc0\xebV\xd8\xbb\xbe\xa2\x90J|s\xc2', 0x1, 0x348, &(0x7f0000000480)=""/195}, 0x48) r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000540)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r1, &(0x7f0000000980)={0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000580)={0x1a0, r2, 0x1, 0x0, 0x0, {0xf}, [@TIPC_NLA_SOCK={0x14, 0x2, [@TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_REF={0x8}]}, @TIPC_NLA_MEDIA={0x70, 0x5, [@TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_MEDIA_PROP={0xc, 0x2, [@TIPC_NLA_PROP_MTU={0x8}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_WIN={0x8}]}]}, @TIPC_NLA_NET={0x108, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}]}, @TIPC_NLA_SOCK={0x10, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8}]}, @TIPC_NLA_LINK={0x4}, @TIPC_NLA_LINK={0x38, 0x4, [@TIPC_NLA_LINK_PROP={0x34, 0x7, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}]}]}, @TIPC_NLA_NET={0x64, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID_W1={0xc}]}, @TIPC_NLA_SOCK={0x18, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_ADDR={0x8}]}]}, 0x1a0}}, 0x0) sendmsg$TIPC_NL_LINK_RESET_STATS(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000012}, 0xc, &(0x7f0000000080)={&(0x7f00000009c0)={0x118, r2, 0x300, 0x70bd29, 0x25dfdbfb, {}, [@TIPC_NLA_BEARER={0x54, 0x1, [@TIPC_NLA_BEARER_PROP={0xc, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7ff}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1ff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8000}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}]}]}, @TIPC_NLA_BEARER={0x28, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1c}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000000}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}]}]}, @TIPC_NLA_NET={0xc, 0x7, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0xc43}]}, @TIPC_NLA_SOCK={0x30, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x1f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x9}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0xff}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x4}]}, @TIPC_NLA_SOCK={0x4c, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x33a1}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x7f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x401}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x3ff}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0xd9f9773a}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}]}, 0x118}, 0x1, 0x0, 0x0, 0x40}, 0x40) [ 175.372595][ T8975] netlink: 20 bytes leftover after parsing attributes in process `syz-executor.1'. [ 175.377326][ T8969] block nbd0: Send disconnect failed -22 [ 175.392511][ T8967] block nbd3: Send disconnect failed -22 [ 175.411348][ T8966] block nbd3: shutting down sockets [ 175.419306][ T8968] block nbd0: shutting down sockets 11:09:26 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) fallocate(r8, 0x0, 0xffff, 0x9) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:27 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x13, 0x3, &(0x7f0000000200)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x5e, 0xffffffd5}}, &(0x7f0000000240)='EP\xd4\x00\x1f\x91\xeb/W\xb72$C0%\x03\x9c0\x96\xb2\fkC\x93H\xbfh\x9c\b`\x857\xd6\">c\xad\xc0bO\xba\xe2\xe1\t5\x9d\xcei\"2L\xcc\x13\x16\vh\xca\xe6C\x06\x97%\x9d\xd5-\x1fs\xe1j\xdc5\x92\xd0)%\xdf\xfa\xe8^\x9c\xd29\x8clg\xc8\x7f\xb5\xb1&\x02\xf1E\xb4\x84\xbeE\x91)f\xe8\xb7\xe2\xf6`i\xc5m\xd7l\x1d\xc1\x12\x01<:kM\xe9\x99\xcd\xcd\xc8\x85Z\xee47\xdc\xc8u\x80\xcf\xbeTo\xbb\xfb\xc0\xebV\xd8\xbb\xbe\xa2\x90J|s\xc2', 0x1, 0x348, &(0x7f0000000480)=""/195}, 0x48) r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000540)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r1, &(0x7f0000000980)={0x0, 0x0, &(0x7f0000000940)={&(0x7f0000000580)={0x1a0, r2, 0x1, 0x0, 0x0, {0xf}, [@TIPC_NLA_SOCK={0x14, 0x2, [@TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_REF={0x8}]}, @TIPC_NLA_MEDIA={0x70, 0x5, [@TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_MEDIA_PROP={0xc, 0x2, [@TIPC_NLA_PROP_MTU={0x8}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_WIN={0x8}]}]}, @TIPC_NLA_NET={0x108, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}]}, @TIPC_NLA_SOCK={0x10, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8}]}, @TIPC_NLA_LINK={0x4}, @TIPC_NLA_LINK={0x38, 0x4, [@TIPC_NLA_LINK_PROP={0x34, 0x7, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_PRIO={0x8}]}]}, @TIPC_NLA_NET={0x64, 0x7, [@TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_ADDR={0x8}, @TIPC_NLA_NET_NODEID_W1={0xc}, @TIPC_NLA_NET_NODEID={0xc}, @TIPC_NLA_NET_NODEID_W1={0xc}]}, @TIPC_NLA_SOCK={0x18, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_ADDR={0x8}]}]}, 0x1a0}}, 0x0) sendmsg$TIPC_NL_LINK_RESET_STATS(r0, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000012}, 0xc, &(0x7f0000000080)={&(0x7f00000009c0)={0x118, r2, 0x300, 0x70bd29, 0x25dfdbfb, {}, [@TIPC_NLA_BEARER={0x54, 0x1, [@TIPC_NLA_BEARER_PROP={0xc, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7ff}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1ff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfff}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8000}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}]}]}, @TIPC_NLA_BEARER={0x28, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1c}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000000}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}]}]}, @TIPC_NLA_NET={0xc, 0x7, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0xc43}]}, @TIPC_NLA_SOCK={0x30, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x1f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x9}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0xff}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x4}]}, @TIPC_NLA_SOCK={0x4c, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x33a1}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x7f}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x3}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x401}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x3ff}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0xd9f9773a}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}]}, 0x118}, 0x1, 0x0, 0x0, 0x40}, 0x40) [ 175.473820][ T8979] netlink: 'syz-executor.4': attribute type 2 has an invalid length. [ 175.505994][ T8979] netlink: 'syz-executor.4': attribute type 4 has an invalid length. [ 175.600839][ T8950] block nbd3: Receive control failed (result -61) 11:09:27 executing program 4: r0 = bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=ANY=[@ANYBLOB="b40500000000000000000000009500"/32], &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x0, 0x10, &(0x7f0000000000), 0x1}, 0x48) r1 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r1, &(0x7f0000001580)={0x43}, 0x43) fallocate(r1, 0x0, 0xffff, 0x9) r2 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r2, 0x0) epoll_ctl$EPOLL_CTL_DEL(r2, 0x2, r0) ioctl$BINDER_GET_NODE_DEBUG_INFO(r1, 0xc018620b, &(0x7f0000000080)={0x1}) [ 175.657059][ T8990] netlink: 'syz-executor.1': attribute type 2 has an invalid length. [ 175.680874][ T8950] block nbd0: Receive control failed (result -61) [ 175.689795][ T8983] block nbd3: NBD_DISCONNECT [ 175.711501][ T8989] block nbd0: NBD_DISCONNECT [ 175.720184][ T8983] block nbd3: Send disconnect failed -22 [ 175.726753][ T8990] netlink: 'syz-executor.1': attribute type 4 has an invalid length. [ 175.741854][ T8989] block nbd0: Send disconnect failed -22 [ 175.748438][ T8982] block nbd3: shutting down sockets [ 175.754631][ T8986] block nbd0: shutting down sockets 11:09:27 executing program 2: socket$alg(0x26, 0x5, 0x0) ioctl$MON_IOCH_MFLUSH(0xffffffffffffffff, 0x9208, 0x1f) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet_udp(0x2, 0x2, 0x0) r0 = socket(0x10, 0x2, 0x0) socket$inet_udp(0x2, 0x2, 0x0) syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x0) write(r0, &(0x7f0000000000)="1c0000001a009b8a14000000ff0000adf87e28000000000000000000", 0x1c) r1 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r1, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) syz_mount_image$btrfs(&(0x7f0000000100)='btrfs\x00', &(0x7f0000000140)='./file0\x00', 0x6, 0x3, &(0x7f0000000440)=[{&(0x7f00000002c0)="3d16955aed5aa7b2aa95c30869df1bc6e618bb9a2bf1260ccb38ed99da81fe5c299392bebdf178c37eccfe0a3c8855eed9bd20bf8c1e5b870ecf50da523bd40dfc063558908d610a4d852e7eeddeb916e9bef88b7a9eea09606365bc8a828c4f7dd3e0edd4a110cc3e541a7dd2e6e6f81bdcc3462c4b89600c8449649cc5c961de09bd72fecfdedd847bd2ad385ab5b7bf3236acbaa73205b2958fa6bf56bc98eaae68f03f31874282fbf6d7ee81c42f61acb7d5269f8daa28845123", 0xbc, 0x2}, {&(0x7f0000000380)="02d204c925dec926b5107185fe599ba2ec236d167cb125f18ea14cb58d1dec0bba6a17d83ef4329b8c44dec05e0b579b5804e727ed233df96b56c4cc8b34367a80c8704aa1b3e69a9311a705cd47e39e145f7860643c49619c0497e3e964614a9befa81df79d9fa70103267f97c91d01cb26c165305e222de2952cad9c3be3decbf654b027c7d41475cc7ee9e7ef8aea675488d679e7ae17aabe52c5969f8406d0e4b2f53717e7ca3c2990a85f8f9c15955998e3d1da476ba020ca809762b5", 0xbf, 0x8}, {&(0x7f0000000180)="0bec601ff537b5be324137dafe112c08fe37836b8b39d8", 0x17, 0x1}], 0x10000, &(0x7f00000004c0)={[{@datacow='datacow'}, {@noinode_cache='noinode_cache'}, {@thread_pool={'thread_pool', 0x3d, 0x100000000}}, {@nodiscard='nodiscard'}, {@notreelog='notreelog'}, {@metadata_ratio={'metadata_ratio', 0x3d, 0xf8000000000000}}, {@user_subvol_rm='user_subvol_rm_allowed'}, {@autodefrag='autodefrag'}], [{@fsname={'fsname', 0x3d, '/dev/usbmon#\x00'}}, {@obj_role={'obj_role', 0x3d, 'ppp1%self'}}, {@fsname={'fsname', 0x3d, '/dev/usbmon#\x00'}}, {@context={'context', 0x3d, 'user_u'}}]}) r2 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r3) ioctl$SIOCAX25ADDUID(r1, 0x89e1, &(0x7f00000000c0)={0x3, @bcast, r3}) r4 = syz_open_dev$usbmon(&(0x7f0000001680)='/dev/usbmon#\x00', 0x6c5, 0x1f3002) r5 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r5, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r5, 0x660c, 0x0) ioctl$MON_IOCH_MFLUSH(r5, 0x9208, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r4, 0xc0206434, &(0x7f0000001580)={0x3, 0x0, 0x26461bebbe78aab8, 0x20}) recvmmsg(r0, &(0x7f0000002ec0), 0x400000000000ec0, 0x2, &(0x7f00000001c0)={0x77359400}) creat(&(0x7f0000002440)='./file0\x00', 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x0) accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x80000) r6 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x0, 0x0) ioctl$MON_IOCH_MFLUSH(r6, 0x9208, 0x1f) 11:09:27 executing program 1: setsockopt$TIPC_IMPORTANCE(0xffffffffffffffff, 0x10f, 0x85, &(0x7f00000000c0), 0x4) r0 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r0, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) sync_file_range(r0, 0x8, 0x400, 0xb4d55e6cc0cd3332) clone3(&(0x7f0000000240)={0x100000, &(0x7f0000000040), &(0x7f0000000080), &(0x7f0000000100), 0x3b, 0x0, &(0x7f0000000140)=""/142, 0x8e, &(0x7f0000000200)=""/33}, 0x40) r1 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r1, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_UNLOCK(r1, 0x40405515, &(0x7f0000000280)={0x9, 0x5, 0x1, 0x6, 'syz0\x00', 0x1}) connect$netlink(r0, &(0x7f0000000000)=@proc={0x10, 0x0, 0x25dfdbfb, 0xe9ec640f7314092f}, 0xc) 11:09:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:27 executing program 4: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xbfffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xc, 0x16, &(0x7f0000000240)=ANY=[@ANYBLOB="61124c00000800006113500000000000bf2000000000000007000000030000003d0301000000000095000000000000007126000000000000bf67000000000000570600000fff07006706000002000000070600000ee60000bf050000000000000f650000000000006507f4ff02000000070700004c0000001f00000000000000bf54000000000000070500000400f9ffad43010000000000950000000000000005000000000000009500000000000000"], &(0x7f0000000100)='GPL\x00'}, 0x48) r0 = getgid() setregid(0x0, r0) fchown(0xffffffffffffffff, 0x0, r0) [ 176.068334][ T8950] block nbd0: Receive control failed (result -61) [ 176.080568][ T9005] block nbd0: NBD_DISCONNECT [ 176.097758][ T9005] block nbd0: Send disconnect failed -22 [ 176.126485][ T9004] block nbd0: shutting down sockets [ 176.233838][ C1] hrtimer: interrupt took 33277 ns 11:09:27 executing program 5: 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 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x7, 0x9, 0x0, 0xffffffffffffffff, 0x0, [], 0x0, 0xffffffffffffffff, 0x3, 0x3}, 0xfffffffffffffe64) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x24, 0x4, 0x1, 0x0, r0}, 0x3c) openat$vsock(0xffffffffffffff9c, 0x0, 0x0, 0x0) 11:09:27 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) r8 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r8, &(0x7f0000001580)={0x43}, 0x43) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:27 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0800b5055e0bcfe87b0071") r1 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000240)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @dev, 0x29}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000480)='\f', 0x1}], 0x1}, 0x20008844) sendmsg$kcm(r1, &(0x7f00000004c0)={&(0x7f0000000000)=@generic={0xa, "675f89d0b02d8e376c10e7a4d0ce70051414a5bc698d5c530106bc129c00656437cd41b820f5fa4618ed04784afaae6133e8b00066b596712dd033dec19aa6c8c41ea10f67e23eaaf9c3b6c57888d0a4714990efc3ec22f18b3f39dcbb509b70d9a779709d46ddc97fa979fbe8c0506bbf2e4ae3731bad15ec7005b508e5"}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000140)=']', 0x1}], 0x1}, 0x14008844) close(r1) 11:09:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:27 executing program 4: r0 = socket$inet6(0xa, 0x2, 0x0) sendmmsg$inet6(r0, &(0x7f00000059c0)=[{{&(0x7f0000002a40)={0xa, 0x4e23, 0x0, @local}, 0x1c, 0x0}}, {{&(0x7f0000003100)={0xa, 0x4e22, 0x0, @remote}, 0x1c, 0x0, 0x0, &(0x7f0000003300)=[@hopopts={{0x18, 0x29, 0x36, {0x0, 0x200001f4}}}, @hopopts_2292={{0x18}}], 0x30}}], 0x4000000000001a4, 0x0) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r2, &(0x7f0000000080)={0xa, 0x8000002}, 0x1c) sendto$inet6(r2, 0x0, 0x0, 0x20000001, &(0x7f0000000040)={0xa, 0x2}, 0x1c) splice(r2, 0x0, r1, 0x0, 0x1000000000000003, 0x0) r3 = getpgrp(0xffffffffffffffff) ioctl$sock_SIOCSPGRP(r2, 0x8902, &(0x7f0000000100)=r3) ptrace$PTRACE_SECCOMP_GET_FILTER(0x420c, r3, 0x1000, &(0x7f0000000000)=""/229) [ 176.560114][ T8950] block nbd0: Receive control failed (result -61) [ 176.570803][ T8950] block nbd3: Receive control failed (result -61) [ 176.592964][ T9037] block nbd0: NBD_DISCONNECT [ 176.600421][ T9039] block nbd3: NBD_DISCONNECT 11:09:28 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @local}, 0x10) r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt(r1, 0x1, 0x2, &(0x7f00000000c0)="eb3f1aa1", 0x4) bind$inet(r1, &(0x7f0000008ff0)={0x2, 0x4e20, @multicast1}, 0x10) r2 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt(r2, 0x1, 0x2, &(0x7f00000000c0)="eb3f1aa1", 0x4) bind$inet(r2, &(0x7f0000008ff0)={0x2, 0x4e20, @multicast1}, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(0xffffffffffffffff, 0xc08c5336, &(0x7f0000000100)={0xfff, 0x9, 0x6, 'queue1\x00', 0x6c39e56}) [ 176.617145][ T9037] block nbd0: Send disconnect failed -22 [ 176.633846][ T9036] block nbd0: shutting down sockets [ 176.637951][ T9039] block nbd3: Send disconnect failed -22 11:09:28 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000733000)={0x5, 0x1, 0x7, 0x9, 0x0, 0xffffffffffffffff, 0x0, [], 0x0, 0xffffffffffffffff, 0x3, 0x3}, 0xfffffffffffffe64) bpf$MAP_CREATE(0x0, &(0x7f0000000100)={0xd, 0x24, 0x4, 0x1, 0x0, r0}, 0x3c) openat$vsock(0xffffffffffffff9c, 0x0, 0x0, 0x0) 11:09:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:28 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000000)="0800b5055e0bcfe87b0071") r1 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r1, &(0x7f0000000240)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @dev, 0x29}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000480)='\f', 0x1}], 0x1}, 0x20008844) sendmsg$kcm(r1, &(0x7f00000004c0)={&(0x7f0000000000)=@generic={0xa, "675f89d0b02d8e376c10e7a4d0ce70051414a5bc698d5c530106bc129c00656437cd41b820f5fa4618ed04784afaae6133e8b00066b596712dd033dec19aa6c8c41ea10f67e23eaaf9c3b6c57888d0a4714990efc3ec22f18b3f39dcbb509b70d9a779709d46ddc97fa979fbe8c0506bbf2e4ae3731bad15ec7005b508e5"}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000140)=']', 0x1}], 0x1}, 0x14008844) close(r1) [ 176.681830][ T9035] syz-executor.1 (9035) used greatest stack depth: 21880 bytes left [ 176.691558][ T9033] block nbd3: shutting down sockets 11:09:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) open(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:28 executing program 2: socket(0x10, 0x802, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r1 = epoll_create1(0x0) r2 = socket$packet(0x11, 0x2, 0x300) r3 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r3, &(0x7f0000001580)={0x43, 0x9, 0x0, {0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x1}}, 0x43) fallocate(r3, 0x0, 0xffff, 0x9) r4 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r4, &(0x7f00000045c0)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @remote, 0x1d}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000140)="dd", 0x1}], 0x1}, 0x0) setsockopt$sock_attach_bpf(r4, 0x1, 0x7, &(0x7f0000000080), 0x4) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r4, &(0x7f0000000140)={0x50000000}) epoll_ctl$EPOLL_CTL_ADD(r1, 0x1, r2, &(0x7f00000000c0)) r5 = epoll_create(0x100000001) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r1, &(0x7f0000000040)) setsockopt$inet_group_source_req(r0, 0x0, 0x2e, &(0x7f0000000000)={0x4, {{0x2, 0x4e24, @remote}}, {{0x2, 0x4e20, @loopback}}}, 0x108) accept$unix(r3, &(0x7f0000000180), &(0x7f0000000200)=0x6e) write(r0, &(0x7f00000002c0)="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", 0xfc) 11:09:28 executing program 5: r0 = socket$inet6_udp(0xa, 0x2, 0x0) r1 = socket$l2tp(0x18, 0x1, 0x1) connect$inet6(r0, &(0x7f0000000280)={0xa, 0x0, 0x0, @ipv4={[], [], @remote}}, 0x3d6) connect$l2tp(r1, &(0x7f00000002c0)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x1, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x32) r2 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmmsg(r1, &(0x7f0000005fc0), 0x800000000000059, 0x0) [ 176.879842][ T8950] block nbd0: Receive control failed (result -61) [ 176.907979][ T9059] block nbd0: NBD_DISCONNECT [ 176.930056][ T8950] block nbd3: Receive control failed (result -61) [ 176.946056][ T9063] block nbd3: NBD_DISCONNECT [ 176.981509][ T9059] block nbd0: Send disconnect failed -22 [ 176.989235][ T9063] block nbd3: Send disconnect failed -22 [ 177.016186][ T9056] block nbd0: shutting down sockets [ 177.024461][ T9062] block nbd3: shutting down sockets 11:09:28 executing program 1: bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x17, 0x11, &(0x7f00000003c0)=ANY=[@ANYBLOB="180000000000000000000000000000001800000001010000000000000200000018000000a09800000000000001000000054bc0ffffffffff0126070074060000182d0000", @ANYRES32=0x1, @ANYBLOB="00000000040000003d0bfeff0100000085000000415d0100000000000000ffff5d5185284fe8f6700000000001f9a039000000cf11fcff040000009500000000000000"], &(0x7f0000f6bffb)='GPL\x00', 0x1, 0xfb, &(0x7f0000000200)=""/251, 0x0, 0x0, [], 0x0, 0x7, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x6}, 0x8, 0x10, &(0x7f0000000000), 0x10}, 0x70) r0 = syz_open_dev$vcsn(&(0x7f0000000300)='/dev/vcs#\x00', 0x5, 0x200000) ioctl$KDSETLED(r0, 0x4b32, 0x100000000) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snapshot\x00', 0x20880, 0x0) ioctl$VIDIOC_QUERY_EXT_CTRL(r1, 0xc0e85667, &(0x7f0000000100)={0x40000000, 0x9, "ba3fb4abc671006e86e2604f05341c565849844d597489df28b71f235afb2fad", 0x5, 0x8000, 0x1, 0x0, 0x3, 0x2, 0x6, 0x9, [0xffffffff, 0x3, 0x8001]}) 11:09:28 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) syz_open_dev$cec(&(0x7f0000000000)='/dev/cec#\x00', 0x1, 0x2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 177.140347][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 177.146464][ C0] protocol 88fb is buggy, dev hsr_slave_1 11:09:28 executing program 5: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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) syz_open_procfs(0x0, &(0x7f0000000000)='net/icmp6\x00') r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r3 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r3, &(0x7f0000001580)={0x43}, 0x43) fallocate(r3, 0x0, 0xffff, 0x9) ioctl$DRM_IOCTL_MODE_SETCRTC(r3, 0xc06864a2, &(0x7f0000000280)={&(0x7f0000000240)=[0x400, 0xb, 0x1f, 0x2, 0x3f], 0x5, 0x8001, 0x1000, 0x0, 0x3, 0x6, {0x8000, 0x0, 0x0, 0x3, 0x1, 0x2, 0x5, 0x80, 0x1, 0x7fff, 0x3, 0x7, 0xffff, 0x5, "121691e109096c1f33780d93af763c18f59688e2fc8da91960511a11668b1719"}}) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xfe7f) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468000000e1170002de1300010028b60000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000006c0)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r4, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'qfq\x00'}, {0x48}}]}, 0x74}}, 0x0) accept4$packet(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) [ 177.267386][ T8950] block nbd3: Receive control failed (result -61) [ 177.281194][ T9081] block nbd3: NBD_DISCONNECT [ 177.303917][ T9081] block nbd3: Send disconnect failed -22 [ 177.318067][ T8950] block nbd0: Receive control failed (result -61) [ 177.327515][ T9084] block nbd0: NBD_DISCONNECT [ 177.338130][ T9084] block nbd0: Send disconnect failed -22 [ 177.355843][ T9082] block nbd0: shutting down sockets [ 177.357728][ T9079] block nbd3: shutting down sockets [ 177.380599][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 177.387133][ C0] protocol 88fb is buggy, dev hsr_slave_1 11:09:30 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_FLUSHABLE(0xffffffffffffffff, 0x112, 0x8, 0x0, 0x0) flock(0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r2, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff0180000008003950323030302e4cc74502f987c2cec6504df6ead74ed8a60ab563e98b4b2a3d27a7082dbb78abd55fba3da80b856445ab100621d6234555c08dc540473753cd89e9b08e3f5972fe9ca162b123e192e8c89c9dd81c796f27f537cc5a3fb54aff8eaff4f6b59c41705b96a6711d4679079d00"/137], 0x15) r3 = dup(r2) write$FUSE_BMAP(r3, &(0x7f0000000100)={0xffffffffffffff4f, 0xffffffffffffffda}, 0x8) write$FUSE_NOTIFY_RETRIEVE(r3, &(0x7f00000000c0)={0x14c}, 0x137) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000140)='9p\x00', 0x0, &(0x7f00000004c0)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}}) setxattr$trusted_overlay_nlink(&(0x7f0000000180)='./file0\x00', &(0x7f0000000340)='trusted.overlay.nlink\x00', &(0x7f00000003c0)={'U+', 0x7}, 0x28, 0x0) syz_open_dev$swradio(0x0, 0x1, 0x2) fcntl$getownex(0xffffffffffffffff, 0x10, 0x0) lstat(0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) open(&(0x7f00000003c0)='./file0\x00', 0x0, 0x0) bind$inet6(0xffffffffffffffff, 0x0, 0x0) umount2(0x0, 0x0) 11:09:30 executing program 1: 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) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000000)='/dev/kvm\x00', 0x0, 0x0) r2 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) syz_open_dev$sndpcmc(0x0, 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="baa100b000eef36cba2100ec66b9800000c00f326635001000000f30bad104ecc80080d267d9f8f30f1bb429000f20c06635200000000f22c067f3af", 0x3c}], 0x1, 0x0, 0x0, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r2, 0xae41, 0x0) getsockopt$inet6_opts(0xffffffffffffffff, 0x29, 0x0, &(0x7f00000002c0)=""/23, &(0x7f0000000300)=0x17) getsockopt$inet_sctp6_SCTP_NODELAY(0xffffffffffffffff, 0x84, 0x3, 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r2, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x1000, &(0x7f0000000000/0x1000)=nil}) getsockopt$IPT_SO_GET_INFO(r0, 0x0, 0x40, &(0x7f0000000100)={'nat\x00'}, &(0x7f0000000180)=0x54) ioctl$KVM_SET_REGS(r3, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff], 0x1f000}) ioctl$KVM_RUN(r3, 0xae80, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x1f, 0x0, &(0x7f00000001c0)) syz_kvm_setup_cpu$x86(r2, 0xffffffffffffffff, &(0x7f0000013000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) 11:09:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:30 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) r7 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r7, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:30 executing program 5: perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, &(0x7f0000000000)='net/icmp6\x00') r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) r3 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r3, &(0x7f0000001580)={0x43}, 0x43) fallocate(r3, 0x0, 0xffff, 0x9) ioctl$DRM_IOCTL_MODE_SETCRTC(r3, 0xc06864a2, &(0x7f0000000280)={&(0x7f0000000240)=[0x400, 0xb, 0x1f, 0x2, 0x3f], 0x5, 0x8001, 0x1000, 0x0, 0x3, 0x6, {0x8000, 0x0, 0x0, 0x3, 0x1, 0x2, 0x5, 0x80, 0x1, 0x7fff, 0x3, 0x7, 0xffff, 0x5, "121691e109096c1f33780d93af763c18f59688e2fc8da91960511a11668b1719"}}) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xfe7f) sendmsg$nl_route(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r4, @ANYBLOB="0000000000000000280012000c00010076657468000000e1170002de1300010028b60000", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) sendmsg$nl_route_sched(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000006c0)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r4, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'qfq\x00'}, {0x48}}]}, 0x74}}, 0x0) accept4$packet(0xffffffffffffffff, 0x0, 0x0, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) 11:09:30 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) [ 179.533604][ T8950] block nbd3: Receive control failed (result -61) [ 179.556364][ T9102] block nbd3: NBD_DISCONNECT [ 179.566100][ T8950] block nbd0: Receive control failed (result -61) [ 179.566241][ T9102] block nbd3: Send disconnect failed -22 [ 179.579674][ T9108] block nbd0: NBD_DISCONNECT [ 179.618469][ T9101] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1tf.html for details. [ 179.638639][ T9108] block nbd0: Send disconnect failed -22 [ 179.651101][ T9099] block nbd3: shutting down sockets 11:09:31 executing program 5: r0 = socket$packet(0x11, 0x3, 0x300) r1 = dup(r0) setsockopt$packet_int(r1, 0x107, 0x10000000001f, &(0x7f0000006ffc)=0x400000000008, 0xfffffffffffffe87) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f00000001c0)=[{0x50}, {0x80000006}]}, 0x10) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'batadv0\x00', 0x0}) bind$packet(r0, &(0x7f0000000640)={0x11, 0x18, r3, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}}, 0x14) sendto$inet6(r0, &(0x7f0000000300)="0503000006023e0001a00000c52cf7c25975e697b02f08006b2b2ff0dac8897c6b11876d886b143a301817ccd51cc5471d130a6632a88161b6fd8f24286a57c3fe257c3314a3974bb654697f", 0xfdfa, 0x0, 0x0, 0x0) syz_open_dev$midi(&(0x7f00000000c0)='/dev/midi#\x00', 0x0, 0x0) [ 179.674320][ T9107] block nbd0: shutting down sockets 11:09:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 179.884618][ T8950] block nbd3: Receive control failed (result -61) [ 179.900077][ T8950] block nbd0: Receive control failed (result -61) [ 179.919584][ T9127] block nbd0: NBD_DISCONNECT [ 179.937526][ T9126] block nbd3: NBD_DISCONNECT [ 179.960466][ T9127] block nbd0: Send disconnect failed -22 [ 180.000098][ T9126] block nbd3: Send disconnect failed -22 [ 180.013488][ T9122] block nbd0: shutting down sockets 11:09:31 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) [ 180.038300][ T9123] block nbd3: shutting down sockets 11:09:31 executing program 1: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) 11:09:31 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) r6 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r6, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 180.287269][ T8950] block nbd3: Receive control failed (result -61) [ 180.301846][ T9148] block nbd3: NBD_DISCONNECT [ 180.309316][ T9148] block nbd3: Send disconnect failed -22 [ 180.318253][ T9144] block nbd3: shutting down sockets 11:09:32 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) 11:09:32 executing program 1: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) 11:09:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 5: r0 = socket$packet(0x11, 0x3, 0x300) r1 = dup(r0) setsockopt$packet_int(r1, 0x107, 0x10000000001f, &(0x7f0000006ffc)=0x400000000008, 0xfffffffffffffe87) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$packet(0x11, 0x3, 0x300) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000fbe000)={0x2, &(0x7f00000001c0)=[{0x50}, {0x80000006}]}, 0x10) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000100)={'batadv0\x00', 0x0}) bind$packet(r0, &(0x7f0000000640)={0x11, 0x18, r3, 0x1, 0x0, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x1}}, 0x14) sendto$inet6(r0, &(0x7f0000000300)="0503000006023e0001a00000c52cf7c25975e697b02f08006b2b2ff0dac8897c6b11876d886b143a301817ccd51cc5471d130a6632a88161b6fd8f24286a57c3fe257c3314a3974bb654697f", 0xfdfa, 0x0, 0x0, 0x0) syz_open_dev$midi(&(0x7f00000000c0)='/dev/midi#\x00', 0x0, 0x0) 11:09:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) [ 180.596141][ T8950] block nbd0: Receive control failed (result -61) [ 180.607694][ T9167] block nbd0: NBD_DISCONNECT [ 180.613590][ T9167] block nbd0: Send disconnect failed -22 [ 180.624263][ T8950] block nbd3: Receive control failed (result -61) [ 180.635590][ T9165] block nbd3: NBD_DISCONNECT [ 180.651260][ T9165] block nbd3: Send disconnect failed -22 [ 180.662666][ T9160] block nbd0: shutting down sockets [ 180.690779][ T9161] block nbd3: shutting down sockets 11:09:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 180.933312][ T8950] block nbd3: Receive control failed (result -61) [ 180.950162][ T9186] block nbd3: NBD_DISCONNECT [ 180.956930][ T8950] block nbd0: Receive control failed (result -61) [ 180.968029][ T9187] block nbd0: NBD_DISCONNECT [ 180.980301][ T9186] block nbd3: Send disconnect failed -22 [ 180.990322][ T9187] block nbd0: Send disconnect failed -22 [ 180.996981][ T9184] block nbd0: shutting down sockets [ 181.034183][ T9185] block nbd3: shutting down sockets 11:09:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 1: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) 11:09:32 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x1b, 0x0}}], 0x1, 0x0, 0x0) iopl(0x2) 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_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000080)={0x0, 0x20}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_LOCAL_AUTH_CHUNKS(r0, 0x84, 0x1b, &(0x7f0000000200)={r2, 0x9f, "0f3695cba1290c3d5d77d212ab3a8cafd12d34addf05aec48ca6a58183bcf54718e0733156c92fed864541322cf863b51267fdd15332a9968a6ab450bbf27b592229b0de1d76ac28bdaece8178a7912e547025d21872a5bbf6899b7886b8eea5f9c9438b0893c274ac06e65a6b91b7de3137026d5bfb10c9bc16a344dcb332a7961df449dd7a49b2b509a230bb3edf02739403610ae60b32473049d231ab5b"}, &(0x7f0000000140)=0xa7) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) request_key(&(0x7f0000000000)='user\x00', &(0x7f0000000040)={'syz'}, &(0x7f0000000a80), 0xfffffffffffffffd) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) sendto$inet(r3, 0x0, 0x0, 0x0, 0x0, 0xb2) r4 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00') preadv(r4, &(0x7f00000017c0), 0x199, 0x0) ioctl$TUNGETVNETHDRSZ(0xffffffffffffffff, 0x800454d7, &(0x7f0000000100)) 11:09:32 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:32 executing program 5: pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) writev(r1, &(0x7f0000000200)=[{&(0x7f00000000c0)="580000001400add4", 0x8}], 0x1) sendmsg$TIPC_CMD_GET_BEARER_NAMES(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000180), 0xc, 0x0}, 0x0) close(r2) socket$netlink(0x10, 0x3, 0x6) r3 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r3, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") ioctl(r3, 0x9, &(0x7f0000000000)="d20172dad9e61bd11d02d067aca811fb8ae7db655375f70c33587aade0bea7eba55d5db56fb9ec42f69b53f28225b7380cf069d99ba91cdda9380c8d798ed05811049efadbbfc824dc475c7db77879bec3ffab7c3006cc43e7375e5c625ade6cda4115ef884ff045c8d37b57ac3d46430876b67b3e183527de6e7bff0b429d6e68f4d648188d01b58a121d33a7229cd2f2f6") write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0xfeac) splice(r0, 0x0, r2, 0x0, 0x20000000010005, 0x0) r4 = socket$kcm(0x29, 0x3, 0x0) setsockopt$kcm_KCM_RECV_DISABLE(r4, 0x119, 0x1, &(0x7f0000000140), 0x4) r5 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r5, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r5, 0x660c, 0x0) ioctl$VIDIOC_OVERLAY(r5, 0x4004560e, &(0x7f00000001c0)=0x1) [ 181.235218][ T9202] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. [ 181.259081][ T9204] block nbd0: NBD_DISCONNECT [ 181.305738][ T8950] block nbd2: Receive control failed (result -61) [ 181.327773][ T9208] block nbd2: NBD_DISCONNECT [ 181.338225][ T9204] block nbd0: Send disconnect failed -22 [ 181.344209][ T9216] block nbd3: NBD_DISCONNECT [ 181.344634][ T8950] block nbd3: Receive control failed (result -61) [ 181.361649][ T9195] block nbd0: Disconnected due to user request. [ 181.374197][ T9195] block nbd0: shutting down sockets [ 181.377444][ T9216] block nbd3: Send disconnect failed -22 [ 181.389543][ T9208] block nbd2: Send disconnect failed -22 [ 181.413329][ T9199] block nbd2: shutting down sockets [ 181.419690][ T9207] block nbd3: shutting down sockets 11:09:32 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0xc}, 0xffffffffffffff2b) 11:09:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0xc}, 0xffffffffffffff2b) [ 181.562820][ T9226] block nbd0: NBD_DISCONNECT [ 181.607008][ T9226] block nbd0: Send disconnect failed -22 [ 181.670634][ T9225] block nbd0: Disconnected due to user request. [ 181.676921][ T9225] block nbd0: shutting down sockets [ 181.708709][ T8950] block nbd3: Receive control failed (result -61) 11:09:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 181.716644][ T9235] block nbd3: NBD_DISCONNECT [ 181.729448][ T9235] block nbd3: Send disconnect failed -22 [ 181.740774][ T8950] block nbd2: Receive control failed (result -61) [ 181.750350][ T9238] block nbd2: NBD_DISCONNECT [ 181.779116][ T9238] block nbd2: Send disconnect failed -22 [ 181.804919][ T9234] block nbd3: shutting down sockets [ 181.821476][ T9228] block nbd2: shutting down sockets [ 181.904024][ T8950] block nbd1: Receive control failed (result -61) [ 181.925287][ T9243] block nbd1: NBD_DISCONNECT [ 181.930417][ T9243] block nbd1: Send disconnect failed -22 [ 181.949642][ T9242] block nbd1: shutting down sockets 11:09:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) dup2(r3, r5) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 182.010704][ T9214] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 11:09:33 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0xc}, 0xffffffffffffff2b) [ 182.065111][ T9250] block nbd0: NBD_DISCONNECT [ 182.096530][ T8950] block nbd3: Receive control failed (result -61) [ 182.104166][ T8862] block nbd2: Receive control failed (result -61) [ 182.120362][ T9250] block nbd0: Send disconnect failed -22 [ 182.129067][ T9255] block nbd3: NBD_DISCONNECT [ 182.130654][ T9257] block nbd2: NBD_DISCONNECT [ 182.137264][ T9255] block nbd3: Send disconnect failed -22 [ 182.139423][ T9257] block nbd2: Send disconnect failed -22 [ 182.163856][ T9252] block nbd2: shutting down sockets [ 182.169844][ T9249] block nbd3: shutting down sockets [ 182.177158][ T8862] block nbd1: Receive control failed (result -61) [ 182.180508][ T9248] block nbd0: Disconnected due to user request. [ 182.200635][ T9248] block nbd0: shutting down sockets [ 182.206846][ T9254] block nbd1: NBD_DISCONNECT [ 182.217480][ T9254] block nbd1: Send disconnect failed -22 [ 182.226439][ T9253] block nbd1: shutting down sockets 11:09:33 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) bpf$OBJ_GET_MAP(0x7, &(0x7f0000000080)={&(0x7f0000000040)='./file0\x00', 0x0, 0xc}, 0xffffffffffffff2b) 11:09:33 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:33 executing program 5: 11:09:33 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 182.504397][ T9279] block nbd0: NBD_DISCONNECT [ 182.523228][ T8862] block nbd2: Receive control failed (result -61) [ 182.547424][ T9273] block nbd2: NBD_DISCONNECT [ 182.559092][ T8862] block nbd3: Receive control failed (result -61) [ 182.560312][ T9273] block nbd2: Send disconnect failed -22 [ 182.571932][ T9285] block nbd3: NBD_DISCONNECT [ 182.591458][ T8862] block nbd1: Receive control failed (result -61) [ 182.600383][ T9285] block nbd3: Send disconnect failed -22 11:09:34 executing program 5: [ 182.607408][ T9275] block nbd1: NBD_DISCONNECT [ 182.616668][ T9275] block nbd1: Send disconnect failed -22 [ 182.623374][ T9270] block nbd3: shutting down sockets [ 182.641298][ T9272] block nbd2: shutting down sockets [ 182.698437][ T9274] block nbd1: shutting down sockets 11:09:34 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:34 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 182.935235][ T9304] block nbd3: NBD_DISCONNECT [ 182.941303][ T8862] block nbd1: Receive control failed (result -61) [ 182.951255][ T9304] block nbd3: Send disconnect failed -22 [ 182.953391][ T9306] block nbd1: NBD_DISCONNECT [ 182.957757][ T9298] block nbd3: Disconnected due to user request. [ 182.961957][ T9302] block nbd0: NBD_DISCONNECT [ 182.968986][ T8862] block nbd2: Receive control failed (result -61) [ 182.979171][ T9305] block nbd5: NBD_DISCONNECT [ 182.988516][ T9305] block nbd5: Send disconnect failed -22 [ 182.993923][ T9299] block nbd2: NBD_DISCONNECT [ 182.997263][ T9306] block nbd1: Send disconnect failed -22 [ 183.010138][ T9298] block nbd3: shutting down sockets [ 183.019095][ T9299] block nbd2: Send disconnect failed -22 [ 183.026283][ T9296] block nbd1: shutting down sockets 11:09:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:34 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 183.034858][ T9295] block nbd5: Disconnected due to user request. [ 183.043176][ T9297] block nbd2: shutting down sockets [ 183.068809][ T9295] block nbd5: shutting down sockets [ 183.211468][ T9316] block nbd3: NBD_DISCONNECT [ 183.216248][ T9316] block nbd3: Send disconnect failed -22 [ 183.269703][ T9321] block nbd0: NBD_DISCONNECT [ 183.288990][ T9315] block nbd3: Disconnected due to user request. [ 183.299581][ T9315] block nbd3: shutting down sockets 11:09:34 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:34 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 183.420113][ T9333] block nbd3: NBD_DISCONNECT [ 183.425683][ T8862] block nbd2: Receive control failed (result -61) [ 183.446615][ T9329] block nbd2: NBD_DISCONNECT [ 183.468119][ T8862] block nbd1: Receive control failed (result -61) [ 183.477747][ T9334] block nbd1: NBD_DISCONNECT [ 183.482752][ T9329] block nbd2: Send disconnect failed -22 [ 183.490864][ T9334] block nbd1: Send disconnect failed -22 [ 183.496948][ T9333] block nbd3: Send disconnect failed -22 [ 183.498272][ T9326] block nbd1: shutting down sockets 11:09:35 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 183.518163][ T9332] block nbd3: Disconnected due to user request. [ 183.526462][ T9338] block nbd0: NBD_DISCONNECT [ 183.534653][ T9332] block nbd3: shutting down sockets [ 183.559704][ T9325] block nbd2: shutting down sockets 11:09:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:35 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:35 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 183.751772][ T9351] block nbd0: NBD_DISCONNECT 11:09:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 183.779013][ T8862] block nbd1: Receive control failed (result -61) [ 183.786676][ T9352] block nbd1: NBD_DISCONNECT [ 183.795187][ T9350] block nbd3: NBD_DISCONNECT [ 183.810920][ T9352] block nbd1: Send disconnect failed -22 [ 183.855476][ T9348] block nbd1: shutting down sockets 11:09:35 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 183.974135][ T9363] block nbd0: NBD_DISCONNECT [ 183.992740][ T8862] block nbd2: Receive control failed (result -61) [ 184.008659][ T9361] block nbd2: NBD_DISCONNECT 11:09:35 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.030857][ T9361] block nbd2: Send disconnect failed -22 [ 184.055638][ T9360] block nbd2: shutting down sockets [ 184.090067][ T9370] block nbd3: NBD_DISCONNECT 11:09:35 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.191621][ T9376] block nbd1: NBD_DISCONNECT [ 184.210263][ T9376] block nbd1: Send disconnect failed -22 11:09:35 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:35 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 184.232479][ T9375] block nbd1: Disconnected due to user request. [ 184.270961][ T9375] block nbd1: shutting down sockets [ 184.376289][ T9383] block nbd0: shutting down sockets [ 184.396578][ T9391] block nbd3: NBD_DISCONNECT 11:09:35 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.419741][ T9389] block nbd2: NBD_DISCONNECT 11:09:35 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:35 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 184.447908][ T9389] block nbd2: Send disconnect failed -22 [ 184.465273][ T9388] block nbd2: Disconnected due to user request. 11:09:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.541881][ T9396] block nbd1: NBD_DISCONNECT [ 184.550039][ T9388] block nbd2: shutting down sockets [ 184.602215][ T9396] block nbd1: Send disconnect failed -22 [ 184.625824][ T9402] block nbd0: shutting down sockets [ 184.635227][ T9395] block nbd1: Disconnected due to user request. 11:09:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.662784][ T9407] block nbd3: NBD_DISCONNECT 11:09:36 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 184.684354][ T9395] block nbd1: shutting down sockets 11:09:36 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:36 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 184.811465][ T9411] block nbd2: NBD_DISCONNECT [ 184.820911][ T9411] block nbd2: Send disconnect failed -22 [ 184.846199][ T9410] block nbd2: Disconnected due to user request. [ 184.879277][ T9410] block nbd2: shutting down sockets [ 184.893172][ T9413] block nbd0: shutting down sockets 11:09:36 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 184.964072][ T9425] block nbd1: NBD_DISCONNECT 11:09:36 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:36 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 184.985044][ T9426] block nbd3: NBD_DISCONNECT [ 184.997003][ T9425] block nbd1: Send disconnect failed -22 [ 185.003863][ T9423] block nbd1: Disconnected due to user request. 11:09:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 185.059117][ T9423] block nbd1: shutting down sockets 11:09:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 185.149486][ T9437] block nbd2: NBD_DISCONNECT 11:09:36 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:36 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:36 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 185.170406][ T9437] block nbd2: Send disconnect failed -22 [ 185.234215][ T9442] block nbd3: NBD_DISCONNECT [ 185.242396][ T9436] block nbd2: Disconnected due to user request. 11:09:36 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 185.287136][ T9436] block nbd2: shutting down sockets 11:09:36 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:36 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 185.424666][ T9452] block nbd1: NBD_DISCONNECT 11:09:36 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 185.512732][ T9458] block nbd2: NBD_DISCONNECT 11:09:37 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:37 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 185.539529][ T9459] block nbd3: shutting down sockets 11:09:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:37 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:37 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:37 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 185.764407][ T9473] block nbd3: shutting down sockets 11:09:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:37 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 185.813606][ T9479] block nbd2: NBD_DISCONNECT [ 185.814237][ T9480] block nbd1: NBD_DISCONNECT 11:09:37 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:37 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:37 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:37 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:37 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:37 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 186.034405][ T9490] block nbd3: shutting down sockets [ 186.052866][ T9495] block nbd2: NBD_DISCONNECT 11:09:37 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 186.114544][ T9499] block nbd1: NBD_DISCONNECT 11:09:37 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:37 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:37 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 186.297079][ T9514] block nbd2: NBD_DISCONNECT 11:09:37 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:37 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:37 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:37 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 186.457912][ T9522] block nbd1: NBD_DISCONNECT [ 186.467336][ T9526] block nbd0: NBD_DISCONNECT 11:09:38 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 186.536321][ T9530] block nbd2: NBD_DISCONNECT 11:09:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:38 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:38 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 186.730780][ T9543] block nbd1: NBD_DISCONNECT 11:09:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 186.864581][ T9557] block nbd2: NBD_DISCONNECT [ 186.877560][ T9558] block nbd0: NBD_DISCONNECT 11:09:38 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:38 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:38 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 187.008239][ T9564] block nbd1: NBD_DISCONNECT [ 187.103522][ T9571] block nbd2: shutting down sockets 11:09:38 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:38 executing program 3: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 187.175851][ T9579] block nbd0: NBD_DISCONNECT 11:09:38 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 187.287948][ T9583] block nbd1: shutting down sockets 11:09:38 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:38 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 187.401297][ T9590] block nbd2: shutting down sockets 11:09:38 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:38 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 187.492350][ T9597] block nbd0: NBD_DISCONNECT 11:09:39 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 187.611584][ T9603] block nbd1: shutting down sockets 11:09:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:39 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 187.681520][ T9612] block nbd3: NBD_DISCONNECT 11:09:39 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 187.751825][ T9613] block nbd2: shutting down sockets [ 187.763450][ T9620] block nbd0: NBD_DISCONNECT 11:09:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 187.817618][ T9622] block nbd1: shutting down sockets 11:09:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:39 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:39 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:39 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 188.041506][ T9638] block nbd0: NBD_DISCONNECT [ 188.063433][ T9642] block nbd3: NBD_DISCONNECT 11:09:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:39 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:39 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 188.296471][ T9662] block nbd3: NBD_DISCONNECT [ 188.319061][ T9661] block nbd0: NBD_DISCONNECT 11:09:39 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:39 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:39 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:39 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:40 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 188.574705][ T9677] block nbd0: NBD_DISCONNECT [ 188.611539][ T9679] block nbd3: NBD_DISCONNECT 11:09:40 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 188.880879][ T9701] block nbd3: NBD_DISCONNECT [ 188.918494][ T9704] block nbd0: NBD_DISCONNECT 11:09:40 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:40 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 189.118662][ T9712] block nbd0: NBD_DISCONNECT 11:09:40 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 189.201400][ T9725] block nbd3: NBD_DISCONNECT 11:09:40 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:40 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:40 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:40 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 189.418366][ T9737] block nbd0: NBD_DISCONNECT 11:09:41 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 189.484469][ T9744] block nbd3: NBD_DISCONNECT [ 189.498431][ T9748] block nbd2: NBD_DISCONNECT 11:09:41 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 189.571516][ T9752] block nbd1: NBD_DISCONNECT 11:09:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x0, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 189.740780][ T9766] block nbd0: NBD_DISCONNECT [ 189.750544][ T9762] block nbd2: NBD_DISCONNECT [ 189.767592][ T9767] block nbd3: NBD_DISCONNECT 11:09:41 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 189.923684][ T9778] block nbd1: NBD_DISCONNECT [ 189.976418][ T9782] block nbd3: NBD_DISCONNECT 11:09:41 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:41 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 190.067816][ T9785] block nbd2: NBD_DISCONNECT [ 190.109397][ T9788] block nbd0: NBD_DISCONNECT 11:09:41 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.203804][ T9795] block nbd3: NBD_DISCONNECT 11:09:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.267373][ T9804] block nbd1: NBD_DISCONNECT 11:09:41 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:41 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 190.344768][ T9808] block nbd2: NBD_DISCONNECT 11:09:41 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 190.400980][ T9811] block nbd0: NBD_DISCONNECT 11:09:41 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.476519][ T9817] block nbd3: NBD_DISCONNECT 11:09:42 executing program 3: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:42 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x10, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 190.578631][ T9824] block nbd1: NBD_DISCONNECT 11:09:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.630193][ T9826] block nbd2: NBD_DISCONNECT 11:09:42 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 11:09:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.705480][ T9831] block nbd3: NBD_DISCONNECT 11:09:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.786489][ T9838] block nbd0: NBD_DISCONNECT 11:09:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:42 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 190.867992][ T9841] block nbd1: NBD_DISCONNECT 11:09:42 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 11:09:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.951578][ T9845] block nbd2: NBD_DISCONNECT 11:09:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 190.982256][ T9849] block nbd3: NBD_DISCONNECT 11:09:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.064198][ T9854] block nbd0: NBD_DISCONNECT 11:09:42 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:42 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:42 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 191.124839][ T9854] block nbd0: Send disconnect failed -22 [ 191.141526][ T9853] block nbd0: Disconnected due to user request. [ 191.147821][ T9853] block nbd0: shutting down sockets [ 191.158729][ T9859] block nbd1: NBD_DISCONNECT [ 191.201362][ T9861] block nbd2: NBD_DISCONNECT 11:09:42 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:42 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, 0x0, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 191.319090][ T9871] block nbd3: NBD_DISCONNECT 11:09:42 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:42 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.404979][ T9877] block nbd1: NBD_DISCONNECT [ 191.411468][ T9878] block nbd0: NBD_DISCONNECT [ 191.439316][ T9878] block nbd0: Send disconnect failed -22 11:09:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.478713][ T9876] block nbd0: Disconnected due to user request. [ 191.540066][ T9876] block nbd0: shutting down sockets 11:09:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.568034][ T9887] block nbd2: NBD_DISCONNECT 11:09:43 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:43 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.705073][ T9891] block nbd3: NBD_DISCONNECT [ 191.732889][ T9896] block nbd1: NBD_DISCONNECT 11:09:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:43 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 11:09:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 191.844850][ T9903] block nbd0: NBD_DISCONNECT [ 191.866273][ T9905] block nbd2: NBD_DISCONNECT 11:09:43 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:43 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 191.907328][ T9903] block nbd0: Send disconnect failed -22 11:09:43 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 191.983972][ T9911] block nbd3: NBD_DISCONNECT [ 192.000146][ T9899] block nbd0: Disconnected due to user request. [ 192.021605][ T9915] block nbd1: NBD_DISCONNECT [ 192.026222][ T9911] block nbd3: Send disconnect failed -22 11:09:43 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 192.026508][ T9910] block nbd3: Disconnected due to user request. [ 192.050063][ T9899] block nbd0: shutting down sockets [ 192.060375][ T9910] block nbd3: shutting down sockets [ 192.094703][ T9920] block nbd2: NBD_DISCONNECT 11:09:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:43 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:43 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:43 executing program 5: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 192.276564][ T9929] block nbd3: NBD_DISCONNECT [ 192.281554][ T8862] block nbd0: Receive control failed (result -61) [ 192.297901][ T9929] block nbd3: Send disconnect failed -22 [ 192.325429][ T9928] block nbd0: shutting down sockets [ 192.346542][ T9926] block nbd3: Disconnected due to user request. 11:09:43 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 192.388662][ T9926] block nbd3: shutting down sockets [ 192.401967][ T9942] block nbd1: NBD_DISCONNECT [ 192.410813][ T9943] block nbd2: NBD_DISCONNECT 11:09:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:43 executing program 2: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:43 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 192.467260][ T9941] block nbd4: NBD_DISCONNECT 11:09:44 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 192.510650][ T9941] block nbd4: Send disconnect failed -22 [ 192.567626][ T9949] block nbd3: NBD_DISCONNECT [ 192.622758][ T9949] block nbd3: Send disconnect failed -22 [ 192.629422][ T9940] block nbd4: Disconnected due to user request. [ 192.649005][ T9955] block nbd1: NBD_DISCONNECT [ 192.655449][ T9940] block nbd4: shutting down sockets [ 192.658698][ T9958] block nbd2: NBD_DISCONNECT [ 192.671980][ T8862] block nbd0: Receive control failed (result -61) [ 192.686991][ T9946] block nbd3: Disconnected due to user request. [ 192.694328][ T9952] block nbd0: shutting down sockets 11:09:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 192.725018][ T9946] block nbd3: shutting down sockets 11:09:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:44 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 192.883720][ T9966] block nbd4: NBD_DISCONNECT [ 192.915120][ T9966] block nbd4: Send disconnect failed -22 [ 192.921795][ T9975] block nbd1: NBD_DISCONNECT [ 192.931692][ T8862] block nbd0: Receive control failed (result -61) [ 192.934477][ T9979] block nbd2: NBD_DISCONNECT [ 192.956308][ T9967] block nbd0: shutting down sockets [ 192.990379][ T9964] block nbd4: Disconnected due to user request. [ 192.996638][ T9964] block nbd4: shutting down sockets [ 193.012905][ T8862] block nbd3: Receive control failed (result -61) [ 193.021334][ T9976] block nbd3: shutting down sockets 11:09:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 193.262731][ T9997] block nbd2: NBD_DISCONNECT [ 193.270315][ T9995] block nbd4: NBD_DISCONNECT 11:09:44 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 193.302895][ T8862] block nbd3: Receive control failed (result -61) [ 193.311987][ T9993] block nbd3: shutting down sockets [ 193.314917][ T9995] block nbd4: Send disconnect failed -22 [ 193.338930][T10001] block nbd1: NBD_DISCONNECT 11:09:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 193.370908][ T9990] block nbd4: Disconnected due to user request. 11:09:44 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:44 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 193.413532][ T9990] block nbd4: shutting down sockets 11:09:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 193.536498][T10010] block nbd1: NBD_DISCONNECT [ 193.546670][T10012] block nbd2: NBD_DISCONNECT [ 193.566869][T10014] block nbd0: NBD_DISCONNECT 11:09:45 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 193.604671][ T8862] block nbd3: Receive control failed (result -61) [ 193.613244][T10008] block nbd3: shutting down sockets [ 193.680606][T10020] block nbd4: NBD_DISCONNECT 11:09:45 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:45 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 193.707567][T10020] block nbd4: Send disconnect failed -22 [ 193.757109][T10019] block nbd4: Disconnected due to user request. [ 193.782917][T10019] block nbd4: shutting down sockets [ 193.858594][T10030] block nbd2: NBD_DISCONNECT 11:09:45 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 193.899772][T10030] block nbd2: Send disconnect failed -22 [ 193.905092][T10034] block nbd1: NBD_DISCONNECT [ 193.939128][T10027] block nbd2: Disconnected due to user request. 11:09:45 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:45 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 193.993559][T10027] block nbd2: shutting down sockets [ 194.058571][T10039] block nbd4: NBD_DISCONNECT 11:09:45 executing program 0: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:45 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:45 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 194.328064][T10056] block nbd1: NBD_DISCONNECT [ 194.328337][T10059] block nbd4: NBD_DISCONNECT [ 194.340548][T10056] block nbd1: Send disconnect failed -22 [ 194.353468][T10054] block nbd1: Disconnected due to user request. [ 194.365891][T10054] block nbd1: shutting down sockets 11:09:45 executing program 0: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:45 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:45 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:45 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:45 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:45 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 194.515111][T10069] block nbd0: NBD_DISCONNECT [ 194.522191][T10070] block nbd1: NBD_DISCONNECT [ 194.529580][T10072] block nbd4: NBD_DISCONNECT [ 194.551306][T10071] block nbd2: NBD_DISCONNECT [ 194.560914][T10070] block nbd1: Send disconnect failed -22 [ 194.575357][T10071] block nbd2: Send disconnect failed -22 [ 194.592978][T10065] block nbd1: Disconnected due to user request. [ 194.604512][T10067] block nbd2: Disconnected due to user request. [ 194.614291][T10065] block nbd1: shutting down sockets 11:09:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 194.636741][T10067] block nbd2: shutting down sockets 11:09:46 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 194.689622][T10079] block nbd4: NBD_DISCONNECT 11:09:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 194.841788][T10090] block nbd1: NBD_DISCONNECT 11:09:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:46 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 0: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 194.870223][T10090] block nbd1: Send disconnect failed -22 [ 194.954125][T10087] block nbd1: Disconnected due to user request. [ 194.991633][T10100] block nbd4: NBD_DISCONNECT [ 195.026561][T10091] block nbd2: shutting down sockets [ 195.035224][T10087] block nbd1: shutting down sockets 11:09:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:46 executing program 0: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 195.255821][T10109] block nbd4: NBD_DISCONNECT [ 195.273105][ T8862] block nbd1: Receive control failed (result -61) [ 195.287911][T10113] block nbd1: shutting down sockets 11:09:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 195.339043][ T8862] block nbd2: Receive control failed (result -61) [ 195.347972][T10115] block nbd2: shutting down sockets 11:09:46 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:46 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:46 executing program 5: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 195.574504][ T8862] block nbd2: Receive control failed (result -61) [ 195.583118][T10135] block nbd2: shutting down sockets [ 195.585865][T10131] block nbd4: shutting down sockets [ 195.648231][ T8862] block nbd1: Receive control failed (result -61) [ 195.656843][T10145] block nbd1: shutting down sockets 11:09:47 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:47 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:47 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 195.864322][ T8862] block nbd2: Receive control failed (result -61) [ 195.872756][T10155] block nbd2: shutting down sockets [ 195.883464][ T8862] block nbd1: Receive control failed (result -61) [ 195.905875][T10152] block nbd1: shutting down sockets [ 195.918347][T10154] block nbd4: shutting down sockets 11:09:47 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:47 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 3: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 196.160562][T10177] block nbd4: shutting down sockets 11:09:47 executing program 0: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 1: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 5: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 3: 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_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:47 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:47 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:48 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:48 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:48 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r3) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:48 executing program 1 (fault-call:5 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:48 executing program 0 (fault-call:5 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:48 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 196.728910][ T8862] block nbd5: Receive control failed (result -61) [ 196.740801][T10215] block nbd5: NBD_DISCONNECT [ 196.755027][T10215] block nbd5: Send disconnect failed -22 [ 196.762859][ T8862] block nbd1: Receive control failed (result -61) [ 196.780894][T10218] FAULT_INJECTION: forcing a failure. [ 196.780894][T10218] name failslab, interval 1, probability 0, space 0, times 1 [ 196.787626][T10212] block nbd5: shutting down sockets [ 196.799586][ T8862] block nbd3: Receive control failed (result -61) [ 196.814195][T10220] block nbd3: NBD_DISCONNECT [ 196.818891][T10220] block nbd3: Send disconnect failed -22 [ 196.821205][T10218] CPU: 1 PID: 10218 Comm: syz-executor.1 Not tainted 5.4.0-rc1+ #0 [ 196.832431][T10218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 196.842508][T10218] Call Trace: [ 196.845842][T10218] dump_stack+0x172/0x1f0 [ 196.850196][T10218] should_fail.cold+0xa/0x15 [ 196.854813][T10218] ? fault_create_debugfs_attr+0x180/0x180 [ 196.860657][T10218] ? ___might_sleep+0x163/0x2c0 [ 196.865539][T10218] __should_failslab+0x121/0x190 [ 196.870504][T10218] should_failslab+0x9/0x14 [ 196.875039][T10218] __kmalloc+0x2e0/0x770 11:09:48 executing program 2: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x3}, 0x2) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x406, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x40086602, 0x400007) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000140)='memory.events\x00', 0x7a05, 0x1700) write$cgroup_subtree(r0, &(0x7f0000000040)=ANY=[@ANYPTR64], 0xff39) write$cgroup_pid(r1, &(0x7f0000000000), 0x10000000d) ioctl$TUNSETFILTEREBPF(r0, 0x6609, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 196.879275][T10218] ? mark_held_locks+0xf0/0xf0 [ 196.884192][T10218] ? mark_lock+0xc2/0x1220 [ 196.888633][T10218] ? _parse_integer+0x190/0x190 [ 196.891985][T10217] block nbd3: shutting down sockets [ 196.893499][T10218] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 196.893518][T10218] tomoyo_realpath_from_path+0xcd/0x7b0 [ 196.893536][T10218] ? tomoyo_path_number_perm+0x193/0x520 [ 196.915608][T10218] tomoyo_path_number_perm+0x1dd/0x520 [ 196.921102][T10218] ? tomoyo_path_number_perm+0x193/0x520 11:09:48 executing program 2 (fault-call:5 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 196.926780][T10218] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 196.932627][T10218] ? __f_unlock_pos+0x19/0x20 [ 196.937343][T10218] ? __fget+0x384/0x560 [ 196.941535][T10218] ? ksys_dup3+0x3e0/0x3e0 [ 196.945976][T10218] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 196.952242][T10218] ? fput_many+0x12c/0x1a0 [ 196.956692][T10218] tomoyo_file_ioctl+0x23/0x30 [ 196.961505][T10218] security_file_ioctl+0x77/0xc0 [ 196.966462][T10218] ksys_ioctl+0x57/0xd0 [ 196.970760][T10218] __x64_sys_ioctl+0x73/0xb0 [ 196.975370][T10218] do_syscall_64+0xfa/0x760 [ 196.979887][T10218] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 196.985768][T10218] RIP: 0033:0x459a59 [ 196.989699][T10218] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.009308][T10218] RSP: 002b:00007f0c272cfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 197.017727][T10218] RAX: ffffffffffffffda RBX: 00007f0c272cfc90 RCX: 0000000000459a59 11:09:48 executing program 5 (fault-call:5 fault-nth:0): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 197.025707][T10218] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 197.033691][T10218] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 197.041675][T10218] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c272d06d4 [ 197.049655][T10218] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 197.060556][T10218] ERROR: Out of memory at tomoyo_realpath_from_path. 11:09:48 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:48 executing program 3 (fault-call:3 fault-nth:0): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 197.081172][ T8862] block nbd0: Receive control failed (result -61) [ 197.091267][T10240] FAULT_INJECTION: forcing a failure. [ 197.091267][T10240] name failslab, interval 1, probability 0, space 0, times 0 [ 197.104217][T10239] FAULT_INJECTION: forcing a failure. [ 197.104217][T10239] name failslab, interval 1, probability 0, space 0, times 0 [ 197.114394][T10218] block nbd1: NBD_DISCONNECT [ 197.122381][ T8862] block nbd2: Receive control failed (result -61) [ 197.165328][T10239] CPU: 1 PID: 10239 Comm: syz-executor.2 Not tainted 5.4.0-rc1+ #0 [ 197.173278][T10239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.183354][T10239] Call Trace: [ 197.186672][T10239] dump_stack+0x172/0x1f0 [ 197.191038][T10239] should_fail.cold+0xa/0x15 [ 197.195652][T10239] ? fault_create_debugfs_attr+0x180/0x180 [ 197.201494][T10239] ? ___might_sleep+0x163/0x2c0 [ 197.206390][T10239] __should_failslab+0x121/0x190 [ 197.208550][T10246] FAULT_INJECTION: forcing a failure. [ 197.208550][T10246] name failslab, interval 1, probability 0, space 0, times 0 [ 197.211340][T10239] should_failslab+0x9/0x14 [ 197.211357][T10239] __kmalloc+0x2e0/0x770 [ 197.211372][T10239] ? mark_held_locks+0xf0/0xf0 [ 197.211386][T10239] ? mark_lock+0xc2/0x1220 [ 197.211403][T10239] ? _parse_integer+0x190/0x190 [ 197.211420][T10239] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 197.211438][T10239] tomoyo_realpath_from_path+0xcd/0x7b0 [ 197.211450][T10239] ? tomoyo_path_number_perm+0x193/0x520 [ 197.211467][T10239] tomoyo_path_number_perm+0x1dd/0x520 [ 197.211487][T10239] ? tomoyo_path_number_perm+0x193/0x520 [ 197.211504][T10239] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 197.280624][T10239] ? __f_unlock_pos+0x19/0x20 [ 197.285326][T10239] ? __fget+0x384/0x560 [ 197.289477][T10239] ? ksys_dup3+0x3e0/0x3e0 [ 197.293902][T10239] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 197.300141][T10239] ? fput_many+0x12c/0x1a0 [ 197.304560][T10239] tomoyo_file_ioctl+0x23/0x30 [ 197.309319][T10239] security_file_ioctl+0x77/0xc0 [ 197.314252][T10239] ksys_ioctl+0x57/0xd0 [ 197.318407][T10239] __x64_sys_ioctl+0x73/0xb0 [ 197.322995][T10239] do_syscall_64+0xfa/0x760 [ 197.327506][T10239] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.333387][T10239] RIP: 0033:0x459a59 [ 197.337276][T10239] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.356873][T10239] RSP: 002b:00007f924cfd6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 197.365272][T10239] RAX: ffffffffffffffda RBX: 00007f924cfd6c90 RCX: 0000000000459a59 [ 197.373242][T10239] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 197.381206][T10239] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 197.389168][T10239] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f924cfd76d4 [ 197.397132][T10239] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 197.405151][T10246] CPU: 0 PID: 10246 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 197.413058][T10246] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.423105][T10246] Call Trace: [ 197.423125][T10246] dump_stack+0x172/0x1f0 [ 197.423143][T10246] should_fail.cold+0xa/0x15 [ 197.423158][T10246] ? fault_create_debugfs_attr+0x180/0x180 [ 197.423183][T10246] ? ___might_sleep+0x163/0x2c0 [ 197.423200][T10246] __should_failslab+0x121/0x190 [ 197.430907][T10246] should_failslab+0x9/0x14 [ 197.455507][T10246] kmem_cache_alloc+0x2aa/0x710 [ 197.460383][T10246] ? aa_file_perm+0x40b/0xeb0 [ 197.465197][T10246] vm_area_dup+0x21/0x170 [ 197.469543][T10246] __split_vma+0xab/0x560 [ 197.473874][T10246] ? find_vma+0x30/0x170 [ 197.478111][T10246] __do_munmap+0xe4f/0x10f0 [ 197.482607][T10246] ? arch_get_unmapped_area+0x620/0x620 [ 197.488141][T10246] mmap_region+0x227/0x1760 [ 197.492643][T10246] ? get_pid_task+0xc9/0x190 [ 197.497225][T10246] ? __x64_sys_brk+0x760/0x760 [ 197.501977][T10246] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 197.508196][T10246] ? get_unmapped_area+0x2ad/0x3d0 [ 197.513293][T10246] do_mmap+0x853/0x1190 [ 197.517437][T10246] vm_mmap_pgoff+0x1c5/0x230 [ 197.522012][T10246] ? randomize_stack_top+0x110/0x110 [ 197.527293][T10246] ? wait_for_completion+0x440/0x440 [ 197.532581][T10246] ksys_mmap_pgoff+0xf7/0x630 [ 197.537249][T10246] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 197.542993][T10246] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 197.548429][T10246] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 197.553887][T10246] ? do_syscall_64+0x26/0x760 [ 197.558543][T10246] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.564591][T10246] __x64_sys_mmap+0xe9/0x1b0 [ 197.569163][T10246] do_syscall_64+0xfa/0x760 [ 197.573648][T10246] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.579520][T10246] RIP: 0033:0x459a59 [ 197.583395][T10246] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 197.602983][T10246] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 197.611375][T10246] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 197.619327][T10246] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 197.627277][T10246] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 197.635245][T10246] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 [ 197.643210][T10246] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 197.652101][ T8862] block nbd5: Receive control failed (result -61) [ 197.659479][T10239] ERROR: Out of memory at tomoyo_realpath_from_path. [ 197.666277][T10218] block nbd1: Send disconnect failed -22 [ 197.671993][T10240] CPU: 0 PID: 10240 Comm: syz-executor.0 Not tainted 5.4.0-rc1+ #0 [ 197.679896][T10240] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.679904][T10240] Call Trace: [ 197.679928][T10240] dump_stack+0x172/0x1f0 [ 197.679949][T10240] should_fail.cold+0xa/0x15 [ 197.679966][T10240] ? fault_create_debugfs_attr+0x180/0x180 [ 197.679986][T10240] ? ___might_sleep+0x163/0x2c0 [ 197.680002][T10240] __should_failslab+0x121/0x190 [ 197.680016][T10240] should_failslab+0x9/0x14 [ 197.680028][T10240] __kmalloc+0x2e0/0x770 [ 197.680039][T10240] ? mark_held_locks+0xf0/0xf0 [ 197.680050][T10240] ? mark_lock+0xc2/0x1220 [ 197.680063][T10240] ? _parse_integer+0x190/0x190 [ 197.680080][T10240] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 197.680097][T10240] tomoyo_realpath_from_path+0xcd/0x7b0 [ 197.680111][T10240] ? tomoyo_path_number_perm+0x193/0x520 [ 197.680132][T10240] tomoyo_path_number_perm+0x1dd/0x520 [ 197.723228][T10247] FAULT_INJECTION: forcing a failure. [ 197.723228][T10247] name failslab, interval 1, probability 0, space 0, times 0 [ 197.726810][T10240] ? tomoyo_path_number_perm+0x193/0x520 [ 197.726828][T10240] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 197.726839][T10240] ? __f_unlock_pos+0x19/0x20 [ 197.726880][T10240] ? __fget+0x384/0x560 [ 197.726899][T10240] ? ksys_dup3+0x3e0/0x3e0 [ 197.801319][T10240] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 197.807554][T10240] ? fput_many+0x12c/0x1a0 [ 197.811976][T10240] tomoyo_file_ioctl+0x23/0x30 [ 197.816742][T10240] security_file_ioctl+0x77/0xc0 [ 197.821693][T10240] ksys_ioctl+0x57/0xd0 [ 197.825876][T10240] __x64_sys_ioctl+0x73/0xb0 [ 197.830510][T10240] do_syscall_64+0xfa/0x760 [ 197.835023][T10240] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 197.840930][T10240] RIP: 0033:0x459a59 [ 197.844824][T10240] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 11:09:49 executing program 3 (fault-call:3 fault-nth:1): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 197.864433][T10240] RSP: 002b:00007fbcdc99ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 197.872871][T10240] RAX: ffffffffffffffda RBX: 00007fbcdc99ec90 RCX: 0000000000459a59 [ 197.880856][T10240] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 197.888830][T10240] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 197.896937][T10240] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fbcdc99f6d4 [ 197.896945][T10240] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 197.898273][T10247] CPU: 0 PID: 10247 Comm: syz-executor.5 Not tainted 5.4.0-rc1+ #0 [ 197.921037][T10247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 197.931105][T10247] Call Trace: [ 197.934427][T10247] dump_stack+0x172/0x1f0 [ 197.938775][T10247] should_fail.cold+0xa/0x15 [ 197.943398][T10247] ? fault_create_debugfs_attr+0x180/0x180 [ 197.949231][T10247] ? ___might_sleep+0x163/0x2c0 [ 197.954110][T10247] __should_failslab+0x121/0x190 [ 197.959085][T10247] should_failslab+0x9/0x14 [ 197.960037][T10240] ERROR: Out of memory at tomoyo_realpath_from_path. [ 197.963599][T10247] __kmalloc+0x2e0/0x770 [ 197.963615][T10247] ? mark_held_locks+0xf0/0xf0 [ 197.963631][T10247] ? mark_lock+0xc2/0x1220 [ 197.979250][T10251] FAULT_INJECTION: forcing a failure. [ 197.979250][T10251] name failslab, interval 1, probability 0, space 0, times 0 [ 197.979322][T10247] ? _parse_integer+0x190/0x190 [ 197.996291][T10247] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 198.006581][T10240] block nbd0: NBD_DISCONNECT [ 198.006839][T10247] tomoyo_realpath_from_path+0xcd/0x7b0 [ 198.016948][T10247] ? tomoyo_path_number_perm+0x193/0x520 [ 198.017582][T10240] block nbd0: Send disconnect failed -22 [ 198.022584][T10247] tomoyo_path_number_perm+0x1dd/0x520 [ 198.022596][T10247] ? tomoyo_path_number_perm+0x193/0x520 [ 198.022611][T10247] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 198.022622][T10247] ? __f_unlock_pos+0x19/0x20 [ 198.022661][T10247] ? __fget+0x384/0x560 [ 198.022680][T10247] ? ksys_dup3+0x3e0/0x3e0 [ 198.022695][T10247] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 198.022711][T10247] ? fput_many+0x12c/0x1a0 [ 198.039397][T10247] tomoyo_file_ioctl+0x23/0x30 [ 198.055602][T10240] block nbd0: shutting down sockets [ 198.058385][T10247] security_file_ioctl+0x77/0xc0 [ 198.058407][T10247] ksys_ioctl+0x57/0xd0 [ 198.088030][T10247] __x64_sys_ioctl+0x73/0xb0 [ 198.092642][T10247] do_syscall_64+0xfa/0x760 [ 198.097155][T10247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.103052][T10247] RIP: 0033:0x459a59 [ 198.106960][T10247] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.126574][T10247] RSP: 002b:00007fa822b64c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 198.135005][T10247] RAX: ffffffffffffffda RBX: 00007fa822b64c90 RCX: 0000000000459a59 [ 198.142978][T10247] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 198.150942][T10247] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 198.158911][T10247] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa822b656d4 11:09:49 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 198.166880][T10247] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 198.175546][T10251] CPU: 1 PID: 10251 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 198.183477][T10251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.193586][T10251] Call Trace: [ 198.196836][T10247] ERROR: Out of memory at tomoyo_realpath_from_path. [ 198.196893][T10251] dump_stack+0x172/0x1f0 [ 198.203696][T10247] block nbd5: NBD_DISCONNECT [ 198.207862][T10251] should_fail.cold+0xa/0x15 [ 198.207880][T10251] ? fault_create_debugfs_attr+0x180/0x180 [ 198.207899][T10251] ? ___might_sleep+0x163/0x2c0 [ 198.212594][T10247] block nbd5: Send disconnect failed -22 [ 198.217049][T10251] __should_failslab+0x121/0x190 [ 198.217066][T10251] should_failslab+0x9/0x14 [ 198.217084][T10251] kmem_cache_alloc+0x2aa/0x710 [ 198.223203][T10247] block nbd5: shutting down sockets [ 198.227719][T10251] ? __do_munmap+0x922/0x10f0 [ 198.227742][T10251] vm_area_alloc+0x20/0x110 [ 198.227757][T10251] mmap_region+0x964/0x1760 [ 198.240429][T10239] block nbd2: NBD_DISCONNECT [ 198.242776][T10251] ? get_pid_task+0xc9/0x190 [ 198.242799][T10251] ? __x64_sys_brk+0x760/0x760 [ 198.242827][T10251] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.247904][T10239] block nbd2: Send disconnect failed -22 [ 198.252832][T10251] ? get_unmapped_area+0x2ad/0x3d0 [ 198.252851][T10251] do_mmap+0x853/0x1190 [ 198.252874][T10251] vm_mmap_pgoff+0x1c5/0x230 [ 198.252897][T10251] ? randomize_stack_top+0x110/0x110 [ 198.257839][T10239] block nbd2: shutting down sockets 11:09:49 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 198.262028][T10251] ? wait_for_completion+0x440/0x440 [ 198.262055][T10251] ksys_mmap_pgoff+0xf7/0x630 [ 198.262073][T10251] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 198.262093][T10251] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 198.282292][T10214] block nbd1: shutting down sockets [ 198.286680][T10251] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 198.337614][T10251] ? do_syscall_64+0x26/0x760 [ 198.348233][T10251] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.348257][T10251] __x64_sys_mmap+0xe9/0x1b0 [ 198.348275][T10251] do_syscall_64+0xfa/0x760 11:09:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 198.348294][T10251] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.373999][T10251] RIP: 0033:0x459a59 [ 198.377919][T10251] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 198.397537][T10251] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 198.405958][T10251] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 198.413969][T10251] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 198.421948][T10251] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 198.429912][T10251] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 [ 198.429920][T10251] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 11:09:49 executing program 1 (fault-call:5 fault-nth:1): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:50 executing program 3 (fault-call:3 fault-nth:2): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 198.575510][T10267] block nbd4: NBD_DISCONNECT [ 198.625457][ T8862] block nbd0: Receive control failed (result -61) [ 198.632674][ T8950] block nbd5: Receive control failed (result -61) [ 198.647458][T10270] block nbd0: NBD_DISCONNECT [ 198.689641][T10276] block nbd5: NBD_DISCONNECT 11:09:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 198.712049][T10270] block nbd0: Send disconnect failed -22 [ 198.731729][ T8862] block nbd2: Receive control failed (result -61) [ 198.741623][T10279] block nbd2: NBD_DISCONNECT [ 198.747313][ T8950] block nbd1: Receive control failed (result -61) [ 198.753966][T10263] block nbd0: shutting down sockets [ 198.762761][T10278] FAULT_INJECTION: forcing a failure. [ 198.762761][T10278] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 198.776031][T10278] CPU: 0 PID: 10278 Comm: syz-executor.1 Not tainted 5.4.0-rc1+ #0 [ 198.780170][T10276] block nbd5: Send disconnect failed -22 [ 198.783928][T10278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 198.783937][T10278] Call Trace: [ 198.783961][T10278] dump_stack+0x172/0x1f0 [ 198.783981][T10278] should_fail.cold+0xa/0x15 [ 198.784001][T10278] ? fault_create_debugfs_attr+0x180/0x180 [ 198.805911][T10283] FAULT_INJECTION: forcing a failure. [ 198.805911][T10283] name failslab, interval 1, probability 0, space 0, times 0 [ 198.807319][T10278] ? lock_downgrade+0x920/0x920 [ 198.807340][T10278] should_fail_alloc_page+0x50/0x60 [ 198.807357][T10278] __alloc_pages_nodemask+0x1a1/0x900 [ 198.834654][T10264] block nbd5: shutting down sockets [ 198.835197][T10278] ? __kasan_check_read+0x11/0x20 [ 198.855969][T10278] ? mark_lock+0xc2/0x1220 [ 198.860427][T10278] ? __alloc_pages_slowpath+0x2910/0x2910 [ 198.866151][T10278] ? __kasan_check_read+0x11/0x20 [ 198.871185][T10278] ? fault_create_debugfs_attr+0x180/0x180 [ 198.877016][T10278] cache_grow_begin+0x90/0xd20 [ 198.881796][T10278] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 198.888035][T10278] __kmalloc+0x6b2/0x770 [ 198.892289][T10278] ? mark_held_locks+0xf0/0xf0 [ 198.892310][T10279] block nbd2: Send disconnect failed -22 [ 198.897079][T10278] ? mark_lock+0xc2/0x1220 [ 198.897099][T10278] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 198.897115][T10278] tomoyo_realpath_from_path+0xcd/0x7b0 [ 198.897135][T10278] ? tomoyo_path_number_perm+0x193/0x520 [ 198.924092][T10278] tomoyo_path_number_perm+0x1dd/0x520 [ 198.929576][T10278] ? tomoyo_path_number_perm+0x193/0x520 [ 198.935898][T10278] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 198.938409][T10287] block nbd4: NBD_DISCONNECT [ 198.941838][T10278] ? __f_unlock_pos+0x19/0x20 [ 198.941878][T10278] ? __fget+0x384/0x560 [ 198.941895][T10278] ? ksys_dup3+0x3e0/0x3e0 [ 198.941910][T10278] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 198.941922][T10278] ? fput_many+0x12c/0x1a0 [ 198.941940][T10278] tomoyo_file_ioctl+0x23/0x30 [ 198.941958][T10278] security_file_ioctl+0x77/0xc0 [ 198.941974][T10278] ksys_ioctl+0x57/0xd0 [ 198.941993][T10278] __x64_sys_ioctl+0x73/0xb0 [ 198.988834][T10278] do_syscall_64+0xfa/0x760 [ 198.993365][T10278] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 198.999247][T10278] RIP: 0033:0x459a59 [ 199.003131][T10278] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.003139][T10278] RSP: 002b:00007f0c272cfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 199.003152][T10278] RAX: ffffffffffffffda RBX: 00007f0c272cfc90 RCX: 0000000000459a59 [ 199.003158][T10278] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 199.003165][T10278] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 199.003172][T10278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c272d06d4 [ 199.003179][T10278] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 199.009874][T10283] CPU: 0 PID: 10283 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 199.067120][T10274] block nbd2: shutting down sockets [ 199.071166][T10283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.071172][T10283] Call Trace: [ 199.071193][T10283] dump_stack+0x172/0x1f0 [ 199.071208][T10283] should_fail.cold+0xa/0x15 [ 199.071222][T10283] ? fault_create_debugfs_attr+0x180/0x180 [ 199.071239][T10283] ? ___might_sleep+0x163/0x2c0 [ 199.071255][T10283] __should_failslab+0x121/0x190 [ 199.071269][T10283] ? shmem_destroy_inode+0x80/0x80 [ 199.071283][T10283] should_failslab+0x9/0x14 [ 199.071302][T10283] kmem_cache_alloc+0x2aa/0x710 [ 199.088303][T10278] block nbd1: NBD_DISCONNECT [ 199.094443][T10283] ? lockdep_hardirqs_on+0x421/0x5e0 [ 199.094461][T10283] ? trace_hardirqs_on+0x67/0x240 [ 199.094475][T10283] ? __kasan_check_read+0x11/0x20 [ 199.094491][T10283] ? shmem_destroy_inode+0x80/0x80 [ 199.094503][T10283] shmem_alloc_inode+0x1c/0x50 [ 199.094518][T10283] alloc_inode+0x68/0x1e0 [ 199.094532][T10283] new_inode_pseudo+0x19/0xf0 [ 199.094547][T10283] new_inode+0x1f/0x40 [ 199.094563][T10283] shmem_get_inode+0x84/0x7e0 [ 199.112363][T10278] block nbd1: Send disconnect failed -22 [ 199.112560][T10283] __shmem_file_setup.part.0+0x1e2/0x2b0 [ 199.143026][T10273] block nbd1: shutting down sockets [ 199.146577][T10283] shmem_zero_setup+0xe1/0x4cc [ 199.146594][T10283] mmap_region+0x13d5/0x1760 [ 199.146607][T10283] ? get_pid_task+0xc9/0x190 [ 199.146625][T10283] ? __x64_sys_brk+0x760/0x760 [ 199.219387][T10283] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.225669][T10283] ? get_unmapped_area+0x2ad/0x3d0 [ 199.230770][T10283] do_mmap+0x853/0x1190 [ 199.230790][T10283] vm_mmap_pgoff+0x1c5/0x230 [ 199.230809][T10283] ? randomize_stack_top+0x110/0x110 [ 199.230822][T10283] ? wait_for_completion+0x440/0x440 [ 199.230840][T10283] ksys_mmap_pgoff+0xf7/0x630 [ 199.230856][T10283] ? find_mergeable_anon_vma+0x2e0/0x2e0 11:09:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x2) 11:09:50 executing program 1 (fault-call:5 fault-nth:2): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 199.230873][T10283] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 199.230886][T10283] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 199.230897][T10283] ? do_syscall_64+0x26/0x760 [ 199.230908][T10283] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.230927][T10283] __x64_sys_mmap+0xe9/0x1b0 [ 199.286746][T10283] do_syscall_64+0xfa/0x760 [ 199.291278][T10283] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.297183][T10283] RIP: 0033:0x459a59 [ 199.301093][T10283] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.320701][T10283] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 199.320715][T10283] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 199.320722][T10283] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 199.320730][T10283] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 199.320737][T10283] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 11:09:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x2) [ 199.320745][T10283] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 199.371385][ T8950] block nbd2: Receive control failed (result -61) [ 199.381651][T10292] block nbd2: shutting down sockets [ 199.395969][ T8950] block nbd1: Receive control failed (result -61) [ 199.405875][T10299] block nbd4: NBD_DISCONNECT [ 199.406625][T10297] FAULT_INJECTION: forcing a failure. [ 199.406625][T10297] name failslab, interval 1, probability 0, space 0, times 0 [ 199.430910][T10292] block nbd2: shutting down sockets [ 199.438418][T10297] CPU: 0 PID: 10297 Comm: syz-executor.1 Not tainted 5.4.0-rc1+ #0 [ 199.446354][T10297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.456424][T10297] Call Trace: [ 199.459736][T10297] dump_stack+0x172/0x1f0 [ 199.464115][T10297] should_fail.cold+0xa/0x15 [ 199.468723][T10297] ? fault_create_debugfs_attr+0x180/0x180 [ 199.474545][T10297] ? ___might_sleep+0x163/0x2c0 [ 199.479425][T10297] __should_failslab+0x121/0x190 [ 199.484409][T10297] should_failslab+0x9/0x14 [ 199.488920][T10297] __kmalloc+0x2e0/0x770 [ 199.493184][T10297] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 199.499431][T10297] ? d_absolute_path+0x11b/0x170 [ 199.499445][T10297] ? __d_path+0x140/0x140 [ 199.499463][T10297] ? tomoyo_encode2.part.0+0xf5/0x400 [ 199.499481][T10297] tomoyo_encode2.part.0+0xf5/0x400 [ 199.499499][T10297] tomoyo_encode+0x2b/0x50 [ 199.519295][T10297] tomoyo_realpath_from_path+0x1d3/0x7b0 [ 199.519320][T10297] tomoyo_path_number_perm+0x1dd/0x520 [ 199.519333][T10297] ? tomoyo_path_number_perm+0x193/0x520 [ 199.519352][T10297] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 199.529403][T10297] ? __f_unlock_pos+0x19/0x20 [ 199.529448][T10297] ? __fget+0x384/0x560 [ 199.529466][T10297] ? ksys_dup3+0x3e0/0x3e0 [ 199.540526][T10297] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 11:09:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x10) 11:09:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x2) [ 199.540541][T10297] ? fput_many+0x12c/0x1a0 [ 199.540572][T10297] tomoyo_file_ioctl+0x23/0x30 [ 199.540585][T10297] security_file_ioctl+0x77/0xc0 [ 199.540601][T10297] ksys_ioctl+0x57/0xd0 [ 199.540616][T10297] __x64_sys_ioctl+0x73/0xb0 [ 199.540631][T10297] do_syscall_64+0xfa/0x760 [ 199.540647][T10297] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.540657][T10297] RIP: 0033:0x459a59 11:09:51 executing program 3 (fault-call:3 fault-nth:3): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 199.540670][T10297] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.540676][T10297] RSP: 002b:00007f0c272cfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 199.540691][T10297] RAX: ffffffffffffffda RBX: 00007f0c272cfc90 RCX: 0000000000459a59 [ 199.551140][T10297] RDX: 0000000000000000 RSI: 000000000000ab08 RDI: 0000000000000004 [ 199.551149][T10297] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 199.551157][T10297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c272d06d4 [ 199.551164][T10297] R13: 00000000004c3394 R14: 00000000004d6fa8 R15: 0000000000000006 [ 199.603066][T10297] ERROR: Out of memory at tomoyo_realpath_from_path. [ 199.627673][ T8950] block nbd5: Receive control failed (result -61) [ 199.640481][ T8862] block nbd0: Receive control failed (result -61) [ 199.658099][ T8950] block nbd2: Receive control failed (result -61) [ 199.674609][T10297] block nbd1: NBD_DISCONNECT [ 199.698706][T10314] FAULT_INJECTION: forcing a failure. [ 199.698706][T10314] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 199.703944][T10314] CPU: 0 PID: 10314 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 199.703954][T10314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 199.703958][T10314] Call Trace: [ 199.703980][T10314] dump_stack+0x172/0x1f0 [ 199.704001][T10314] should_fail.cold+0xa/0x15 [ 199.704019][T10314] ? fault_create_debugfs_attr+0x180/0x180 [ 199.704033][T10314] ? rcu_read_unlock+0x16/0x60 [ 199.704047][T10314] ? find_held_lock+0x35/0x130 [ 199.704070][T10314] should_fail_alloc_page+0x50/0x60 [ 199.725166][T10314] __alloc_pages_nodemask+0x1a1/0x900 [ 199.725180][T10314] ? lock_downgrade+0x920/0x920 [ 199.725192][T10314] ? __alloc_pages_slowpath+0x2910/0x2910 [ 199.725212][T10314] ? rcu_read_unlock+0x33/0x60 [ 199.738540][T10314] cache_grow_begin+0x90/0xd20 [ 199.760205][T10297] block nbd1: Send disconnect failed -22 [ 199.762779][T10314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.762804][T10314] kmem_cache_alloc+0x64e/0x710 [ 199.773117][T10295] block nbd1: shutting down sockets 11:09:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 199.773355][T10314] ? lockdep_hardirqs_on+0x421/0x5e0 [ 199.792236][T10300] block nbd5: shutting down sockets [ 199.793396][T10314] ? trace_hardirqs_on+0x67/0x240 [ 199.820715][T10314] ? shmem_destroy_inode+0x80/0x80 [ 199.820729][T10314] shmem_alloc_inode+0x1c/0x50 [ 199.820742][T10314] alloc_inode+0x68/0x1e0 [ 199.820756][T10314] new_inode_pseudo+0x19/0xf0 [ 199.820769][T10314] new_inode+0x1f/0x40 [ 199.820779][T10314] shmem_get_inode+0x84/0x7e0 [ 199.820797][T10314] __shmem_file_setup.part.0+0x1e2/0x2b0 [ 199.820821][T10314] shmem_zero_setup+0xe1/0x4cc [ 199.831039][T10314] mmap_region+0x13d5/0x1760 [ 199.831054][T10314] ? get_pid_task+0xc9/0x190 [ 199.831075][T10314] ? __x64_sys_brk+0x760/0x760 [ 199.831093][T10314] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 199.831107][T10314] ? get_unmapped_area+0x2ad/0x3d0 [ 199.831122][T10314] do_mmap+0x853/0x1190 [ 199.831143][T10314] vm_mmap_pgoff+0x1c5/0x230 [ 199.845314][T10314] ? randomize_stack_top+0x110/0x110 [ 199.845330][T10314] ? wait_for_completion+0x440/0x440 11:09:51 executing program 1 (fault-call:5 fault-nth:3): r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 199.845352][T10314] ksys_mmap_pgoff+0xf7/0x630 [ 199.852524][T10306] block nbd2: shutting down sockets [ 199.854076][T10314] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 199.873025][T10305] block nbd0: shutting down sockets [ 199.873709][T10314] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 199.887265][T10302] block nbd5: Could not allocate knbd recv work queue. [ 199.889377][T10314] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 199.905201][T10302] block nbd5: shutting down sockets [ 199.908565][T10314] ? do_syscall_64+0x26/0x760 [ 199.908582][T10314] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.908601][T10314] __x64_sys_mmap+0xe9/0x1b0 [ 199.908622][T10314] do_syscall_64+0xfa/0x760 [ 199.934685][T10314] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 199.934697][T10314] RIP: 0033:0x459a59 [ 199.934712][T10314] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 199.934719][T10314] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 199.934730][T10314] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 199.934738][T10314] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 199.934745][T10314] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 199.934753][T10314] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 [ 199.934760][T10314] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 199.945619][T10318] block nbd4: NBD_DISCONNECT [ 200.004749][T10307] block nbd2: Could not allocate knbd recv work queue. 11:09:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x9) 11:09:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 200.016855][T10312] block nbd0: Receive control failed (result -61) [ 200.076302][T10312] block nbd1: Receive control failed (result -61) [ 200.084008][T10305] block nbd0: shutting down sockets [ 200.091271][T10322] block nbd1: NBD_DISCONNECT [ 200.096452][T10307] block nbd2: shutting down sockets [ 200.170190][T10322] block nbd1: Send disconnect failed -22 [ 200.201636][T10321] block nbd1: shutting down sockets 11:09:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x301) 11:09:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x10) [ 200.294738][T10338] block nbd4: NBD_DISCONNECT 11:09:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 200.315926][T10312] block nbd5: Receive control failed (result -61) [ 200.335180][T10332] block nbd5: shutting down sockets [ 200.396685][T10312] block nbd0: Receive control failed (result -61) [ 200.405688][T10344] block nbd0: shutting down sockets [ 200.442699][T10312] block nbd2: Receive control failed (result -61) [ 200.460778][T10343] block nbd2: shutting down sockets 11:09:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 200.490984][ T1523] block nbd0: Receive control failed (result -61) [ 200.499206][T10344] block nbd0: shutting down sockets [ 200.504077][T10347] block nbd5: shutting down sockets [ 200.530812][T10312] block nbd1: Receive control failed (result -61) 11:09:52 executing program 3 (fault-call:3 fault-nth:4): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 200.531386][T10358] block nbd1: NBD_DISCONNECT [ 200.543566][T10312] block nbd2: Receive control failed (result -61) [ 200.551500][T10343] block nbd2: shutting down sockets 11:09:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x301) 11:09:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x10) [ 200.590136][T10358] block nbd1: Send disconnect failed -22 [ 200.618376][T10360] block nbd4: NBD_DISCONNECT 11:09:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125d) [ 200.649221][T10353] block nbd1: shutting down sockets 11:09:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x2) 11:09:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 200.720300][T10312] block nbd0: Receive control failed (result -61) [ 200.741598][T10362] block nbd0: shutting down sockets [ 200.799096][T10312] block nbd5: Receive control failed (result -61) [ 200.809540][T10312] block nbd0: Receive control failed (result -61) [ 200.811603][T10368] block nbd5: shutting down sockets [ 200.856008][T10363] block nbd0: shutting down sockets [ 200.879037][T10312] block nbd2: Receive control failed (result -61) [ 200.894436][T10371] block nbd2: shutting down sockets [ 200.907780][T10382] block nbd4: NBD_DISCONNECT [ 200.913137][T10312] block nbd1: Receive control failed (result -61) [ 200.922077][T10374] block nbd1: shutting down sockets [ 200.946364][T10384] FAULT_INJECTION: forcing a failure. [ 200.946364][T10384] name failslab, interval 1, probability 0, space 0, times 0 [ 200.961274][T10384] CPU: 1 PID: 10384 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 200.969236][T10384] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.969243][T10384] Call Trace: [ 200.969269][T10384] dump_stack+0x172/0x1f0 [ 200.969287][T10384] should_fail.cold+0xa/0x15 [ 200.969304][T10384] ? fault_create_debugfs_attr+0x180/0x180 [ 200.969326][T10384] ? ___might_sleep+0x163/0x2c0 [ 201.002239][T10384] __should_failslab+0x121/0x190 [ 201.007197][T10384] should_failslab+0x9/0x14 [ 201.011806][T10384] kmem_cache_alloc+0x2aa/0x710 [ 201.011822][T10384] ? rwlock_bug.part.0+0x90/0x90 [ 201.011845][T10384] ? lock_downgrade+0x920/0x920 [ 201.011864][T10384] __alloc_file+0x27/0x340 [ 201.021764][T10384] alloc_empty_file+0x72/0x170 [ 201.021779][T10384] alloc_file+0x5e/0x4d0 [ 201.021795][T10384] alloc_file_pseudo+0x189/0x280 [ 201.021808][T10384] ? alloc_file+0x4d0/0x4d0 [ 201.021824][T10384] ? lockdep_annotate_inode_mutex_key+0x5b/0x70 [ 201.021852][T10384] __shmem_file_setup.part.0+0x108/0x2b0 [ 201.021873][T10384] shmem_zero_setup+0xe1/0x4cc [ 201.055738][T10384] mmap_region+0x13d5/0x1760 [ 201.055753][T10384] ? get_pid_task+0xc9/0x190 [ 201.055776][T10384] ? __x64_sys_brk+0x760/0x760 [ 201.055796][T10384] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.055811][T10384] ? get_unmapped_area+0x2ad/0x3d0 [ 201.055833][T10384] do_mmap+0x853/0x1190 [ 201.084295][T10369] block nbd5: shutting down sockets [ 201.086436][T10384] vm_mmap_pgoff+0x1c5/0x230 [ 201.086463][T10384] ? randomize_stack_top+0x110/0x110 [ 201.086483][T10384] ? wait_for_completion+0x440/0x440 [ 201.095760][T10384] ksys_mmap_pgoff+0xf7/0x630 [ 201.095782][T10384] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 201.095798][T10384] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 201.095834][T10384] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 201.110873][T10384] ? do_syscall_64+0x26/0x760 [ 201.110890][T10384] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.110910][T10384] __x64_sys_mmap+0xe9/0x1b0 [ 201.110927][T10384] do_syscall_64+0xfa/0x760 [ 201.110942][T10384] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.110953][T10384] RIP: 0033:0x459a59 [ 201.110965][T10384] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.110979][T10384] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 11:09:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125d) 11:09:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 201.120797][T10394] block nbd4: NBD_DISCONNECT [ 201.120924][T10384] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 201.153752][T10312] block nbd2: Receive control failed (result -61) [ 201.157193][T10384] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 201.157206][T10384] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 201.164105][T10312] block nbd0: Receive control failed (result -61) [ 201.167043][T10384] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 11:09:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 201.167057][T10384] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 201.191043][T10390] block nbd0: shutting down sockets [ 201.212129][T10371] block nbd2: shutting down sockets [ 201.222948][ T1523] block nbd1: Receive control failed (result -61) 11:09:52 executing program 3 (fault-call:3 fault-nth:5): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x301) [ 201.333103][T10377] block nbd1: shutting down sockets 11:09:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125e) [ 201.405411][T10401] block nbd4: NBD_DISCONNECT 11:09:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125e) [ 201.457607][T10406] FAULT_INJECTION: forcing a failure. [ 201.457607][T10406] name failslab, interval 1, probability 0, space 0, times 0 [ 201.501887][ T1523] block nbd5: Receive control failed (result -61) [ 201.511167][T10404] block nbd5: shutting down sockets [ 201.536459][T10406] CPU: 0 PID: 10406 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 201.544416][T10406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 201.554477][T10406] Call Trace: [ 201.557790][T10406] dump_stack+0x172/0x1f0 [ 201.562146][T10406] should_fail.cold+0xa/0x15 [ 201.566760][T10406] ? fault_create_debugfs_attr+0x180/0x180 [ 201.572592][T10406] ? ___might_sleep+0x163/0x2c0 [ 201.577463][T10406] __should_failslab+0x121/0x190 [ 201.582441][T10406] should_failslab+0x9/0x14 [ 201.586976][T10406] kmem_cache_alloc+0x2aa/0x710 [ 201.591865][T10406] ? rwlock_bug.part.0+0x90/0x90 [ 201.596826][T10406] ? lock_downgrade+0x920/0x920 [ 201.601691][T10406] __alloc_file+0x27/0x340 [ 201.606103][T10406] alloc_empty_file+0x72/0x170 [ 201.610878][T10406] alloc_file+0x5e/0x4d0 [ 201.615140][T10406] alloc_file_pseudo+0x189/0x280 [ 201.620085][T10406] ? alloc_file+0x4d0/0x4d0 [ 201.624592][T10406] ? lockdep_annotate_inode_mutex_key+0x5b/0x70 [ 201.630825][T10406] __shmem_file_setup.part.0+0x108/0x2b0 [ 201.630840][T10406] shmem_zero_setup+0xe1/0x4cc [ 201.630853][T10406] mmap_region+0x13d5/0x1760 [ 201.630865][T10406] ? get_pid_task+0xc9/0x190 [ 201.630881][T10406] ? __x64_sys_brk+0x760/0x760 [ 201.630898][T10406] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 201.630912][T10406] ? get_unmapped_area+0x2ad/0x3d0 [ 201.630927][T10406] do_mmap+0x853/0x1190 [ 201.630944][T10406] vm_mmap_pgoff+0x1c5/0x230 [ 201.630963][T10406] ? randomize_stack_top+0x110/0x110 [ 201.670802][ T1523] block nbd5: Receive control failed (result -61) [ 201.675411][T10406] ? wait_for_completion+0x440/0x440 [ 201.675471][T10406] ksys_mmap_pgoff+0xf7/0x630 [ 201.697111][T10406] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 201.697132][T10406] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 201.708220][T10406] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 201.713700][T10406] ? do_syscall_64+0x26/0x760 [ 201.718400][T10406] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.724490][T10406] __x64_sys_mmap+0xe9/0x1b0 [ 201.729111][T10406] do_syscall_64+0xfa/0x760 [ 201.733639][T10406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 201.739548][T10406] RIP: 0033:0x459a59 [ 201.742894][T10404] block nbd5: shutting down sockets [ 201.743461][T10406] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 201.743470][T10406] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 201.743483][T10406] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 201.743496][T10406] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 201.792682][T10406] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 11:09:53 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:09:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x10) 11:09:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125d) [ 201.800676][T10406] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 [ 201.808672][T10406] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 201.834948][ T1523] block nbd0: Receive control failed (result -61) [ 201.845001][ T1523] block nbd2: Receive control failed (result -61) [ 201.856693][T10428] block nbd4: NBD_DISCONNECT [ 201.861277][ T1523] block nbd1: Receive control failed (result -61) [ 201.871117][T10422] block nbd1: shutting down sockets [ 201.877596][T10414] block nbd0: shutting down sockets [ 201.883263][ T1523] block nbd5: Receive control failed (result -61) [ 201.883443][T10409] block nbd2: shutting down sockets [ 201.898194][T10426] block nbd5: shutting down sockets 11:09:53 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 201.923384][ T1523] block nbd5: Receive control failed (result -61) [ 201.930946][T10426] block nbd5: shutting down sockets [ 201.945248][T10409] block nbd2: shutting down sockets [ 201.965221][ T1523] block nbd0: Receive control failed (result -61) 11:09:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125e) [ 201.987467][T10414] block nbd0: shutting down sockets [ 202.003952][ T1523] block nbd1: Receive control failed (result -61) [ 202.024359][T10422] block nbd1: shutting down sockets 11:09:53 executing program 3 (fault-call:3 fault-nth:6): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 202.058591][T10437] block nbd4: NBD_DISCONNECT 11:09:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) 11:09:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) 11:09:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x301) [ 202.151701][T10442] FAULT_INJECTION: forcing a failure. [ 202.151701][T10442] name failslab, interval 1, probability 0, space 0, times 0 11:09:53 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DISCONNECT(r0, 0xab08) [ 202.251464][ T1523] block nbd5: Receive control failed (result -61) [ 202.276090][ T1523] block nbd2: Receive control failed (result -61) [ 202.285462][T10444] block nbd2: shutting down sockets [ 202.290856][T10443] block nbd5: shutting down sockets [ 202.309742][ T1523] block nbd0: Receive control failed (result -61) [ 202.328389][T10442] CPU: 1 PID: 10442 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 202.335859][T10446] block nbd0: shutting down sockets [ 202.336339][T10442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.351679][T10442] Call Trace: [ 202.354976][T10442] dump_stack+0x172/0x1f0 [ 202.359301][T10442] should_fail.cold+0xa/0x15 [ 202.363908][T10442] ? fault_create_debugfs_attr+0x180/0x180 [ 202.369765][T10442] ? ___might_sleep+0x163/0x2c0 [ 202.374653][T10442] __should_failslab+0x121/0x190 [ 202.379619][T10442] should_failslab+0x9/0x14 [ 202.384162][T10442] kmem_cache_alloc+0x2aa/0x710 [ 202.389055][T10442] __khugepaged_enter+0x3b/0x3a0 [ 202.390418][T10447] block nbd5: Could not allocate knbd recv work queue. [ 202.394015][T10442] shmem_zero_setup+0x3e7/0x4cc [ 202.401846][T10450] block nbd2: Could not allocate knbd recv work queue. [ 202.405697][T10442] mmap_region+0x13d5/0x1760 [ 202.405710][T10442] ? get_pid_task+0xc9/0x190 [ 202.405730][T10442] ? __x64_sys_brk+0x760/0x760 [ 202.405747][T10442] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.405778][T10442] ? get_unmapped_area+0x2ad/0x3d0 [ 202.417694][T10452] block nbd0: Could not allocate knbd recv work queue. [ 202.421774][T10442] do_mmap+0x853/0x1190 [ 202.421797][T10442] vm_mmap_pgoff+0x1c5/0x230 [ 202.421818][T10442] ? randomize_stack_top+0x110/0x110 [ 202.421830][T10442] ? wait_for_completion+0x440/0x440 [ 202.421851][T10442] ksys_mmap_pgoff+0xf7/0x630 [ 202.427273][T10452] block nbd0: shutting down sockets [ 202.432848][T10442] ? find_mergeable_anon_vma+0x2e0/0x2e0 [ 202.432867][T10442] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 202.432880][T10442] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 202.432893][T10442] ? do_syscall_64+0x26/0x760 [ 202.432917][T10442] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.432936][T10442] __x64_sys_mmap+0xe9/0x1b0 11:09:53 executing program 3 (fault-call:3 fault-nth:7): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) [ 202.432953][T10442] do_syscall_64+0xfa/0x760 [ 202.432974][T10442] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.448911][T10447] block nbd5: shutting down sockets [ 202.449054][T10442] RIP: 0033:0x459a59 [ 202.454213][T10450] block nbd2: shutting down sockets [ 202.458902][T10442] Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.458909][T10442] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 202.458920][T10442] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 202.458928][T10442] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 202.458935][T10442] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 202.458942][T10442] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 [ 202.458949][T10442] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 202.564071][ T1523] block nbd1: Receive control failed (result -61) 11:09:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1260) 11:09:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1260) [ 202.608450][T10473] FAULT_INJECTION: forcing a failure. [ 202.608450][T10473] name failslab, interval 1, probability 0, space 0, times 0 [ 202.630823][ T1523] block nbd5: Receive control failed (result -61) [ 202.645189][T10471] block nbd5: shutting down sockets [ 202.667453][T10473] CPU: 1 PID: 10473 Comm: syz-executor.3 Not tainted 5.4.0-rc1+ #0 [ 202.675354][T10451] block nbd1: shutting down sockets [ 202.675393][T10473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 202.690656][T10473] Call Trace: [ 202.693989][T10473] dump_stack+0x172/0x1f0 [ 202.698369][T10473] should_fail.cold+0xa/0x15 [ 202.702992][T10473] ? fault_create_debugfs_attr+0x180/0x180 [ 202.708839][T10473] ? ___might_sleep+0x163/0x2c0 [ 202.713696][T10473] __should_failslab+0x121/0x190 [ 202.718595][T10451] block nbd1: shutting down sockets [ 202.718638][T10473] should_failslab+0x9/0x14 [ 202.728335][T10473] kmem_cache_alloc+0x2aa/0x710 [ 202.733216][T10473] __khugepaged_enter+0x3b/0x3a0 [ 202.738179][T10473] shmem_zero_setup+0x3e7/0x4cc [ 202.743049][T10473] mmap_region+0x13d5/0x1760 [ 202.745306][T10472] block nbd5: Could not allocate knbd recv work queue. [ 202.747663][T10473] ? get_pid_task+0xc9/0x190 [ 202.759110][T10473] ? __x64_sys_brk+0x760/0x760 [ 202.763891][T10473] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 202.770124][T10473] ? get_unmapped_area+0x2ad/0x3d0 [ 202.772569][T10472] block nbd5: shutting down sockets [ 202.775257][T10473] do_mmap+0x853/0x1190 [ 202.775281][T10473] vm_mmap_pgoff+0x1c5/0x230 [ 202.775301][T10473] ? randomize_stack_top+0x110/0x110 [ 202.775319][T10473] ? wait_for_completion+0x440/0x440 [ 202.788042][ T1523] block nbd0: Receive control failed (result -61) [ 202.789244][T10473] ksys_mmap_pgoff+0xf7/0x630 [ 202.789264][T10473] ? find_mergeable_anon_vma+0x2e0/0x2e0 11:09:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125d) [ 202.789281][T10473] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 202.789291][T10473] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 202.789309][T10473] ? do_syscall_64+0x26/0x760 [ 202.799947][T10473] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.799968][T10473] __x64_sys_mmap+0xe9/0x1b0 [ 202.799986][T10473] do_syscall_64+0xfa/0x760 [ 202.800001][T10473] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 202.800011][T10473] RIP: 0033:0x459a59 [ 202.800024][T10473] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 202.800030][T10473] RSP: 002b:00007effc9db6c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 202.811112][T10473] RAX: ffffffffffffffda RBX: 00007effc9db6c90 RCX: 0000000000459a59 [ 202.811120][T10473] RDX: 0000000000000000 RSI: 0000000000fda000 RDI: 0000000020000000 [ 202.811127][T10473] RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000 [ 202.811134][T10473] R10: 0000000000000031 R11: 0000000000000246 R12: 00007effc9db76d4 11:09:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1260) [ 202.811140][T10473] R13: 00000000004c6174 R14: 00000000004db118 R15: 0000000000000003 [ 202.863060][T10477] block nbd0: shutting down sockets [ 202.943447][ T1523] block nbd2: Receive control failed (result -61) [ 202.952240][T10482] block nbd2: shutting down sockets [ 202.986466][ T1523] block nbd1: Receive control failed (result -61) [ 202.998476][T10491] block nbd4: NBD_DISCONNECT [ 203.012791][T10482] block nbd2: shutting down sockets [ 203.014473][T10488] block nbd1: shutting down sockets 11:09:54 executing program 3 (fault-call:3 fault-nth:8): mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 203.060782][ T1523] block nbd0: Receive control failed (result -61) [ 203.081499][T10477] block nbd0: shutting down sockets [ 203.122423][ T1523] block nbd1: Receive control failed (result -61) [ 203.137538][T10488] block nbd1: shutting down sockets [ 203.160460][ T1523] block nbd5: Receive control failed (result -61) [ 203.168524][T10492] block nbd5: shutting down sockets 11:09:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:09:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125e) 11:09:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:54 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 203.349613][T10513] block nbd4: NBD_DISCONNECT [ 203.368461][ T1523] block nbd0: Receive control failed (result -61) 11:09:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 203.405936][T10508] block nbd0: shutting down sockets [ 203.445291][ T1523] block nbd2: Receive control failed (result -61) [ 203.454363][T10510] block nbd2: shutting down sockets [ 203.491155][ T1523] block nbd1: Receive control failed (result -61) [ 203.493337][T10312] block nbd2: Receive control failed (result -61) [ 203.506456][T10510] block nbd2: shutting down sockets [ 203.512380][T10312] block nbd5: Receive control failed (result -61) [ 203.520991][T10518] block nbd5: shutting down sockets 11:09:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1262) 11:09:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1262) [ 203.572410][T10312] block nbd5: Receive control failed (result -61) [ 203.580823][T10518] block nbd5: shutting down sockets [ 203.593082][T10519] block nbd1: shutting down sockets [ 203.613359][T10536] block nbd4: NBD_DISCONNECT [ 203.647036][T10312] block nbd1: Receive control failed (result -61) [ 203.655167][T10519] block nbd1: shutting down sockets 11:09:55 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x1fffff, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:09:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1262) 11:09:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) [ 203.742238][T10312] block nbd0: Receive control failed (result -61) [ 203.759098][T10539] block nbd0: shutting down sockets 11:09:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) [ 203.795223][T10312] block nbd2: Receive control failed (result -61) [ 203.804401][T10542] block nbd2: shutting down sockets [ 203.864604][T10312] block nbd0: Receive control failed (result -61) [ 203.875996][T10539] block nbd0: shutting down sockets [ 203.907523][T10312] block nbd2: Receive control failed (result -61) [ 203.914149][ T1523] block nbd5: Receive control failed (result -61) [ 203.930429][T10542] block nbd2: shutting down sockets [ 203.941360][T10552] block nbd4: shutting down sockets 11:09:55 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda002, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 203.960797][T10551] block nbd5: shutting down sockets 11:09:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1263) [ 203.984650][ T1523] block nbd1: Receive control failed (result -61) [ 203.993608][T10553] block nbd1: shutting down sockets [ 204.007413][T10551] block nbd5: shutting down sockets 11:09:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1263) [ 204.047111][ T1523] block nbd1: Receive control failed (result -61) [ 204.055695][T10553] block nbd1: shutting down sockets 11:09:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1263) 11:09:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1260) 11:09:55 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda004, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 204.189115][ T1523] block nbd0: Receive control failed (result -61) [ 204.233916][T10571] block nbd0: shutting down sockets [ 204.251008][T10574] block nbd4: shutting down sockets [ 204.269395][ T1523] block nbd2: Receive control failed (result -61) [ 204.279673][T10576] block nbd2: shutting down sockets [ 204.310935][ T1523] block nbd0: Receive control failed (result -61) [ 204.318941][T10571] block nbd0: shutting down sockets [ 204.373460][ T1523] block nbd5: Receive control failed (result -61) [ 204.374859][T10312] block nbd2: Receive control failed (result -61) [ 204.388208][T10576] block nbd2: shutting down sockets 11:09:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab08) 11:09:55 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda006, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 204.426136][T10312] block nbd1: Receive control failed (result -61) [ 204.428929][T10582] block nbd5: shutting down sockets [ 204.452800][T10585] block nbd1: shutting down sockets 11:09:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1264) 11:09:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1264) [ 204.526768][T10597] block nbd4: shutting down sockets [ 204.531107][T10312] block nbd5: Receive control failed (result -61) [ 204.539577][T10582] block nbd5: shutting down sockets [ 204.550869][T10312] block nbd1: Receive control failed (result -61) [ 204.559531][T10585] block nbd1: shutting down sockets 11:09:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1263) 11:09:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1264) 11:09:56 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda01e, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 204.669695][T10312] block nbd2: Receive control failed (result -61) [ 204.683811][T10603] block nbd2: shutting down sockets [ 204.698547][T10312] block nbd0: Receive control failed (result -61) [ 204.707385][T10605] block nbd0: shutting down sockets [ 204.754387][T10312] block nbd0: Receive control failed (result -61) [ 204.762824][T10605] block nbd0: shutting down sockets [ 204.768894][T10312] block nbd2: Receive control failed (result -61) [ 204.777201][T10603] block nbd2: shutting down sockets [ 204.863140][T10312] block nbd5: Receive control failed (result -61) [ 204.863756][ T1523] block nbd4: Receive control failed (result -61) [ 204.897748][T10620] block nbd5: shutting down sockets 11:09:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1265) 11:09:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1265) [ 204.913616][T10619] block nbd4: shutting down sockets [ 204.921384][ T1523] block nbd1: Receive control failed (result -61) [ 204.936270][T10621] block nbd1: shutting down sockets [ 204.990934][ T1523] block nbd5: Receive control failed (result -61) [ 204.999700][T10620] block nbd5: shutting down sockets [ 205.006929][ T1523] block nbd1: Receive control failed (result -61) [ 205.017003][T10621] block nbd1: shutting down sockets 11:09:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:56 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7fffdffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 205.064672][ T1523] block nbd0: Receive control failed (result -61) [ 205.074471][T10636] block nbd0: shutting down sockets 11:09:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1265) [ 205.123890][ T1523] block nbd2: Receive control failed (result -61) [ 205.141771][T10637] block nbd2: shutting down sockets 11:09:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1262) [ 205.171623][ T1523] block nbd0: Receive control failed (result -61) [ 205.180167][T10636] block nbd0: shutting down sockets 11:09:56 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 205.233433][ T1523] block nbd2: Receive control failed (result -61) [ 205.241974][T10637] block nbd2: shutting down sockets [ 205.254884][ T1523] block nbd5: Receive control failed (result -61) [ 205.263975][T10646] block nbd5: shutting down sockets [ 205.314044][ T1523] block nbd4: Receive control failed (result -61) [ 205.337045][ T1523] block nbd1: Receive control failed (result -61) [ 205.346078][T10657] block nbd1: shutting down sockets [ 205.352493][ T1523] block nbd5: Receive control failed (result -61) 11:09:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1267) [ 205.361175][T10646] block nbd5: shutting down sockets [ 205.383882][T10644] block nbd4: shutting down sockets 11:09:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1267) 11:09:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1267) [ 205.431363][ T1523] block nbd1: Receive control failed (result -61) [ 205.439629][T10657] block nbd1: shutting down sockets 11:09:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:57 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x2, 0x31, 0xffffffffffffffff, 0x0) 11:09:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1263) [ 205.538134][ T1523] block nbd0: Receive control failed (result -61) [ 205.546976][T10668] block nbd0: shutting down sockets [ 205.602762][ T1523] block nbd5: Receive control failed (result -61) [ 205.611387][T10671] block nbd5: shutting down sockets [ 205.634261][ T1523] block nbd0: Receive control failed (result -61) [ 205.650821][T10668] block nbd0: shutting down sockets [ 205.658818][ T1523] block nbd1: Receive control failed (result -61) [ 205.666566][ T1523] block nbd4: Receive control failed (result -61) [ 205.677207][T10676] block nbd1: shutting down sockets [ 205.686207][ T1523] block nbd2: Receive control failed (result -61) [ 205.695238][T10674] block nbd2: shutting down sockets [ 205.703618][T10672] block nbd4: shutting down sockets [ 205.712482][T10693] block nbd5: Could not allocate knbd recv work queue. [ 205.719483][T10693] block nbd5: shutting down sockets 11:09:57 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4, 0x31, 0xffffffffffffffff, 0x0) [ 205.757380][ T1523] block nbd1: Receive control failed (result -61) [ 205.772721][T10676] block nbd1: shutting down sockets [ 205.792080][ T1523] block nbd2: Receive control failed (result -61) [ 205.800307][T10674] block nbd2: shutting down sockets 11:09:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) 11:09:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) 11:09:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1264) 11:09:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) [ 206.036423][ T1523] block nbd0: Receive control failed (result -61) [ 206.046071][T10702] block nbd0: shutting down sockets [ 206.054634][ T1523] block nbd2: Receive control failed (result -61) [ 206.067442][ T1523] block nbd1: Receive control failed (result -61) [ 206.068213][T10312] block nbd5: Receive control failed (result -61) 11:09:57 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x6, 0x31, 0xffffffffffffffff, 0x0) [ 206.081537][ T1523] block nbd4: Receive control failed (result -61) [ 206.098689][T10706] block nbd2: shutting down sockets [ 206.123079][T10708] block nbd4: shutting down sockets [ 206.127370][T10713] block nbd1: shutting down sockets [ 206.146850][ T1523] block nbd0: Receive control failed (result -61) [ 206.158354][T10710] block nbd5: shutting down sockets [ 206.158709][T10702] block nbd0: shutting down sockets [ 206.199282][ T1523] block nbd1: Receive control failed (result -61) [ 206.202001][T10706] block nbd2: shutting down sockets [ 206.220658][ T1523] block nbd5: Receive control failed (result -61) [ 206.228910][T10710] block nbd5: shutting down sockets 11:09:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1269) [ 206.254663][T10714] block nbd1: shutting down sockets 11:09:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0x1261) 11:09:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1265) 11:09:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1269) 11:09:57 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1e, 0x31, 0xffffffffffffffff, 0x0) [ 206.348689][ T1523] block nbd0: Receive control failed (result -61) [ 206.357448][T10731] block nbd0: shutting down sockets 11:09:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1269) [ 206.454234][ T1523] block nbd1: Receive control failed (result -61) [ 206.471401][T10736] block nbd4: shutting down sockets [ 206.477447][ T1523] block nbd0: Receive control failed (result -61) [ 206.485286][T10731] block nbd0: shutting down sockets [ 206.495050][T10738] block nbd1: shutting down sockets 11:09:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1274) 11:09:58 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0x1261) [ 206.570336][ T1523] block nbd5: Receive control failed (result -61) [ 206.579113][T10747] block nbd5: shutting down sockets [ 206.584830][ T1523] block nbd1: Receive control failed (result -61) [ 206.602195][T10738] block nbd1: shutting down sockets 11:09:58 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x600, 0x31, 0xffffffffffffffff, 0x0) 11:09:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1267) [ 206.662583][ T1523] block nbd5: Receive control failed (result -61) [ 206.671536][T10747] block nbd5: shutting down sockets [ 206.690729][ T1523] block nbd2: Receive control failed (result -61) [ 206.699525][T10752] block nbd2: shutting down sockets [ 206.788684][ T1523] block nbd0: Receive control failed (result -61) [ 206.795204][T10312] block nbd2: Receive control failed (result -61) [ 206.806938][T10752] block nbd2: shutting down sockets 11:09:58 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 11:09:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1274) 11:09:58 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xfda, 0x31, 0xffffffffffffffff, 0x0) [ 206.868665][T10762] block nbd0: shutting down sockets [ 206.887141][T10312] block nbd1: Receive control failed (result -61) [ 206.896142][T10772] block nbd1: shutting down sockets 11:09:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1274) 11:09:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1276) [ 206.958854][T10312] block nbd1: Receive control failed (result -61) [ 206.967288][T10772] block nbd1: shutting down sockets 11:09:58 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1e00, 0x31, 0xffffffffffffffff, 0x0) [ 207.111188][T10788] block nbd5: shutting down sockets [ 207.178374][T10312] block nbd2: Receive control failed (result -61) [ 207.189571][T10791] block nbd2: shutting down sockets [ 207.230646][T10312] block nbd0: Receive control failed (result -61) [ 207.241664][T10312] block nbd2: Receive control failed (result -61) [ 207.243210][T10795] block nbd0: shutting down sockets [ 207.260566][T10791] block nbd2: shutting down sockets 11:09:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1276) 11:09:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1268) 11:09:58 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 11:09:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1276) [ 207.363338][T10312] block nbd0: Receive control failed (result -61) [ 207.373158][T10795] block nbd0: shutting down sockets [ 207.379207][T10312] block nbd1: Receive control failed (result -61) [ 207.388198][T10812] block nbd1: shutting down sockets 11:09:58 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1f00, 0x31, 0xffffffffffffffff, 0x0) 11:09:58 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) [ 207.436461][T10312] block nbd1: Receive control failed (result -61) [ 207.444883][T10312] block nbd5: Receive control failed (result -61) [ 207.445738][T10812] block nbd1: shutting down sockets [ 207.458533][T10813] block nbd5: shutting down sockets 11:09:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1277) [ 207.518774][T10312] block nbd2: Receive control failed (result -61) [ 207.527581][T10820] block nbd2: shutting down sockets [ 207.534880][T10813] block nbd5: shutting down sockets 11:09:59 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4000, 0x31, 0xffffffffffffffff, 0x0) [ 207.588157][T10312] block nbd2: Receive control failed (result -61) [ 207.595722][T10820] block nbd2: shutting down sockets 11:09:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1277) 11:09:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1277) 11:09:59 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) 11:09:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1269) [ 207.685657][T10312] block nbd0: Receive control failed (result -61) [ 207.708681][T10835] block nbd0: shutting down sockets [ 207.788754][T10312] block nbd0: Receive control failed (result -61) [ 207.813982][T10312] block nbd2: Receive control failed (result -61) [ 207.834632][T10835] block nbd0: shutting down sockets [ 207.838553][T10844] block nbd2: shutting down sockets [ 207.846540][T10312] block nbd5: Receive control failed (result -61) [ 207.855764][T10839] block nbd5: shutting down sockets 11:09:59 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xda0f, 0x31, 0xffffffffffffffff, 0x0) 11:09:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1278) [ 207.951314][T10312] block nbd2: Receive control failed (result -61) [ 207.951836][ T1523] block nbd5: Receive control failed (result -61) [ 207.967644][T10844] block nbd2: shutting down sockets [ 207.974233][ T1523] block nbd1: Receive control failed (result -61) [ 207.983781][T10857] block nbd1: shutting down sockets [ 207.987102][T10839] block nbd5: shutting down sockets 11:09:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1278) [ 208.091247][ T1523] block nbd1: Receive control failed (result -61) [ 208.099638][T10857] block nbd1: shutting down sockets [ 208.111572][ T1523] block nbd0: Receive control failed (result -61) [ 208.122495][T10861] block nbd0: shutting down sockets [ 208.191405][ T1523] block nbd0: Receive control failed (result -61) [ 208.203329][T10861] block nbd0: shutting down sockets 11:09:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1274) 11:09:59 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x400000, 0x31, 0xffffffffffffffff, 0x0) 11:09:59 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) [ 208.261558][ T1523] block nbd2: Receive control failed (result -61) [ 208.281560][T10874] block nbd2: shutting down sockets 11:09:59 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) [ 208.308827][ T1523] block nbd1: Receive control failed (result -61) [ 208.317333][T10879] block nbd1: shutting down sockets 11:09:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1279) [ 208.366886][ T1523] block nbd2: Receive control failed (result -61) [ 208.370578][T10312] block nbd1: Receive control failed (result -61) [ 208.388396][T10879] block nbd1: shutting down sockets [ 208.410711][T10887] block nbd2: shutting down sockets 11:10:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1278) 11:10:00 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x50991e, 0x31, 0xffffffffffffffff, 0x0) 11:10:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1276) 11:10:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1279) 11:10:00 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) [ 208.541606][T10312] block nbd0: Receive control failed (result -61) [ 208.551534][T10893] block nbd0: shutting down sockets [ 208.582890][T10312] block nbd5: Receive control failed (result -61) [ 208.593285][T10899] block nbd5: shutting down sockets [ 208.616431][T10312] block nbd0: Receive control failed (result -61) [ 208.629383][T10893] block nbd0: shutting down sockets 11:10:00 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x800000, 0x31, 0xffffffffffffffff, 0x0) [ 208.705316][T10312] block nbd5: Receive control failed (result -61) [ 208.714604][T10899] block nbd5: shutting down sockets [ 208.731246][T10312] block nbd1: Receive control failed (result -61) [ 208.741217][T10909] block nbd1: shutting down sockets [ 208.754326][T10312] block nbd2: Receive control failed (result -61) [ 208.768111][T10912] block nbd2: shutting down sockets [ 208.807516][T10312] block nbd1: Receive control failed (result -61) [ 208.816279][T10909] block nbd1: shutting down sockets 11:10:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127a) 11:10:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1279) 11:10:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1277) 11:10:00 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) [ 208.913770][T10312] block nbd2: Receive control failed (result -61) [ 208.922460][T10912] block nbd2: shutting down sockets 11:10:00 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xb06601, 0x31, 0xffffffffffffffff, 0x0) 11:10:00 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) [ 209.011739][T10312] block nbd0: Receive control failed (result -61) [ 209.020909][T10927] block nbd0: shutting down sockets [ 209.049680][T10312] block nbd1: Receive control failed (result -61) 11:10:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127a) [ 209.050606][ T1523] block nbd5: Receive control failed (result -61) [ 209.069645][T10931] block nbd5: shutting down sockets [ 209.089060][T10933] block nbd1: shutting down sockets [ 209.103853][ T1523] block nbd0: Receive control failed (result -61) [ 209.112963][T10927] block nbd0: shutting down sockets 11:10:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127b) [ 209.199001][ T1523] block nbd1: Receive control failed (result -61) [ 209.217222][ T1523] block nbd5: Receive control failed (result -61) [ 209.220466][T10933] block nbd1: shutting down sockets [ 209.231131][ T1523] block nbd2: Receive control failed (result -61) [ 209.232423][T10931] block nbd5: shutting down sockets 11:10:00 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 11:10:00 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xf0961f, 0x31, 0xffffffffffffffff, 0x0) [ 209.245786][T10947] block nbd2: shutting down sockets [ 209.337281][ T1523] block nbd2: Receive control failed (result -61) [ 209.345525][T10947] block nbd2: shutting down sockets [ 209.353027][ T1523] block nbd0: Receive control failed (result -61) 11:10:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1278) [ 209.382109][T10954] block nbd0: shutting down sockets 11:10:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127a) 11:10:00 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x1261) 11:10:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127b) 11:10:00 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1000000, 0x31, 0xffffffffffffffff, 0x0) [ 209.436526][ T1523] block nbd0: Receive control failed (result -61) [ 209.463208][T10954] block nbd0: shutting down sockets [ 209.552340][ T1523] block nbd1: Receive control failed (result -61) [ 209.559854][ T1523] block nbd5: Receive control failed (result -61) [ 209.561334][T10968] block nbd1: shutting down sockets [ 209.574142][T10972] block nbd5: shutting down sockets 11:10:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127c) [ 209.655229][ T1523] block nbd5: Receive control failed (result -61) [ 209.663849][T10972] block nbd5: shutting down sockets 11:10:01 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x166b000, 0x31, 0xffffffffffffffff, 0x0) 11:10:01 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) 11:10:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127b) [ 209.699465][ T1523] block nbd2: Receive control failed (result -61) [ 209.709104][T10978] block nbd2: shutting down sockets [ 209.715462][ T1523] block nbd1: Receive control failed (result -61) [ 209.726274][T10968] block nbd1: shutting down sockets [ 209.784991][ T1523] block nbd0: Receive control failed (result -61) [ 209.794098][T10991] block nbd0: shutting down sockets 11:10:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1279) [ 209.826562][ T1523] block nbd2: Receive control failed (result -61) [ 209.834599][T10978] block nbd2: shutting down sockets [ 209.917013][ T1523] block nbd0: Receive control failed (result -61) [ 209.924711][T10991] block nbd0: shutting down sockets 11:10:01 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x2000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127c) [ 209.961629][ T1523] block nbd5: Receive control failed (result -61) [ 209.972682][T11001] block nbd5: shutting down sockets 11:10:01 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) 11:10:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127d) [ 210.060368][ T1523] block nbd5: Receive control failed (result -61) [ 210.069839][T11001] block nbd5: shutting down sockets [ 210.100899][ T1523] block nbd1: Receive control failed (result -61) [ 210.110896][T11008] block nbd1: shutting down sockets 11:10:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127c) [ 210.182220][ T1523] block nbd2: Receive control failed (result -61) [ 210.189875][T10312] block nbd1: Receive control failed (result -61) [ 210.198211][T11008] block nbd1: shutting down sockets 11:10:01 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4000000, 0x31, 0xffffffffffffffff, 0x0) [ 210.233628][T11017] block nbd2: shutting down sockets [ 210.250802][T10312] block nbd0: Receive control failed (result -61) [ 210.259698][T11026] block nbd0: shutting down sockets 11:10:01 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x1261) [ 210.304241][T10312] block nbd0: Receive control failed (result -61) [ 210.305930][ T1523] block nbd2: Receive control failed (result -61) [ 210.320291][T11026] block nbd0: shutting down sockets [ 210.325776][T11017] block nbd2: shutting down sockets [ 210.348385][T11031] block nbd5: shutting down sockets 11:10:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127a) [ 210.391783][ T1523] block nbd5: Receive control failed (result -61) [ 210.410836][T11031] block nbd5: shutting down sockets 11:10:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127e) 11:10:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127d) 11:10:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127d) 11:10:02 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x6000000, 0x31, 0xffffffffffffffff, 0x0) [ 210.539080][ T1523] block nbd1: Receive control failed (result -61) [ 210.590306][T11045] block nbd1: shutting down sockets 11:10:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x1279) [ 210.664019][ T1523] block nbd0: Receive control failed (result -61) [ 210.682793][ T1523] block nbd2: Receive control failed (result -61) [ 210.692762][T11051] block nbd0: shutting down sockets [ 210.698481][T11052] block nbd2: shutting down sockets [ 210.704090][ T1523] block nbd1: Receive control failed (result -61) [ 210.706381][T11047] block nbd1: shutting down sockets [ 210.741132][ T1523] block nbd5: Receive control failed (result -61) [ 210.751817][T11057] block nbd5: shutting down sockets 11:10:02 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1e000000, 0x31, 0xffffffffffffffff, 0x0) [ 210.791582][ T1523] block nbd2: Receive control failed (result -61) [ 210.800571][T11052] block nbd2: shutting down sockets [ 210.810968][ T1523] block nbd0: Receive control failed (result -61) [ 210.818723][T11051] block nbd0: shutting down sockets [ 210.860940][ T1523] block nbd5: Receive control failed (result -61) [ 210.870948][T11057] block nbd5: shutting down sockets 11:10:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127e) 11:10:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127b) 11:10:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127e) 11:10:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127f) [ 210.902766][ T1523] block nbd4: Receive control failed (result -61) [ 210.924263][T11067] block nbd4: shutting down sockets 11:10:02 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 211.052402][ T1523] block nbd2: Receive control failed (result -61) [ 211.063020][T11082] block nbd2: shutting down sockets [ 211.079162][ T1523] block nbd0: Receive control failed (result -61) [ 211.087979][T11084] block nbd0: shutting down sockets 11:10:02 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1e995000, 0x31, 0xffffffffffffffff, 0x0) [ 211.131295][ T1523] block nbd5: Receive control failed (result -61) [ 211.139715][T11088] block nbd5: shutting down sockets [ 211.145787][ T1523] block nbd1: Receive control failed (result -61) [ 211.154398][T11086] block nbd1: shutting down sockets [ 211.161381][ T1523] block nbd2: Receive control failed (result -61) [ 211.169431][T11082] block nbd2: shutting down sockets [ 211.216653][ T1523] block nbd0: Receive control failed (result -61) [ 211.220977][T10312] block nbd5: Receive control failed (result -61) [ 211.230804][T10312] block nbd1: Receive control failed (result -61) [ 211.241091][T11084] block nbd0: shutting down sockets [ 211.247194][T11088] block nbd5: shutting down sockets 11:10:02 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 211.266583][T11092] block nbd1: shutting down sockets 11:10:02 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1f000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4c01) 11:10:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127c) 11:10:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127f) 11:10:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127f) 11:10:03 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 211.513890][T10312] block nbd0: Receive control failed (result -61) [ 211.523477][T11111] block nbd0: shutting down sockets [ 211.550406][T10312] block nbd5: Receive control failed (result -61) 11:10:03 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1f96f000, 0x31, 0xffffffffffffffff, 0x0) [ 211.561515][T10312] block nbd1: Receive control failed (result -61) [ 211.564961][T11120] block nbd5: shutting down sockets [ 211.575119][T11117] block nbd1: shutting down sockets [ 211.594872][T10312] block nbd2: Receive control failed (result -61) [ 211.602860][T11119] block nbd2: shutting down sockets [ 211.638666][T10312] block nbd0: Receive control failed (result -61) [ 211.646850][T11111] block nbd0: shutting down sockets [ 211.652888][T10312] block nbd1: Receive control failed (result -61) [ 211.661050][T11117] block nbd1: shutting down sockets 11:10:03 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 211.691147][T10312] block nbd2: Receive control failed (result -61) [ 211.699621][T11119] block nbd2: shutting down sockets [ 211.705264][T10312] block nbd5: Receive control failed (result -61) [ 211.706272][T11121] block nbd5: shutting down sockets 11:10:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5421) 11:10:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127d) 11:10:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4c01) 11:10:03 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x20000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4c00) 11:10:03 executing program 4: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) [ 211.958521][T10312] block nbd1: Receive control failed (result -61) [ 211.968877][T11145] block nbd1: shutting down sockets [ 211.987407][T10312] block nbd5: Receive control failed (result -61) [ 211.996806][T11146] block nbd5: shutting down sockets [ 212.023168][T10312] block nbd0: Receive control failed (result -61) [ 212.032506][T11152] block nbd0: shutting down sockets [ 212.070922][T10312] block nbd1: Receive control failed (result -61) [ 212.080780][T11145] block nbd1: shutting down sockets [ 212.089499][T10312] block nbd2: Receive control failed (result -61) [ 212.098600][T11154] block nbd2: shutting down sockets 11:10:03 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x40000000, 0x31, 0xffffffffffffffff, 0x0) [ 212.117116][T10312] block nbd0: Receive control failed (result -61) [ 212.126196][T11152] block nbd0: shutting down sockets [ 212.147759][T10312] block nbd5: Receive control failed (result -61) [ 212.156017][T11146] block nbd5: shutting down sockets [ 212.171020][T10312] block nbd2: Receive control failed (result -61) [ 212.179493][T11154] block nbd2: shutting down sockets 11:10:03 executing program 4: mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:10:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127e) 11:10:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5450) 11:10:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x541c) 11:10:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4c01) 11:10:03 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xda0f0000, 0x31, 0xffffffffffffffff, 0x0) [ 212.350991][T10312] block nbd1: Receive control failed (result -61) [ 212.359840][T11179] block nbd1: shutting down sockets [ 212.422316][T10312] block nbd5: Receive control failed (result -61) [ 212.426629][ T1523] block nbd1: Receive control failed (result -61) [ 212.440427][T11179] block nbd1: shutting down sockets [ 212.447439][T11183] block nbd5: shutting down sockets 11:10:04 executing program 4: mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 212.500866][ T1523] block nbd0: Receive control failed (result -61) [ 212.509196][T11184] block nbd0: shutting down sockets [ 212.539658][ T1523] block nbd5: Receive control failed (result -61) 11:10:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x127f) [ 212.547646][ T1523] block nbd2: Receive control failed (result -61) [ 212.555423][T11186] block nbd2: shutting down sockets [ 212.558073][T11183] block nbd5: shutting down sockets 11:10:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5421) [ 212.629793][ T1523] block nbd2: Receive control failed (result -61) [ 212.638228][T11186] block nbd2: shutting down sockets [ 212.646125][ T1523] block nbd0: Receive control failed (result -61) [ 212.655837][T11184] block nbd0: shutting down sockets 11:10:04 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xfeffffff, 0x31, 0xffffffffffffffff, 0x0) 11:10:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5451) 11:10:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5421) [ 212.785257][ T1523] block nbd1: Receive control failed (result -61) [ 212.793809][T11207] block nbd1: shutting down sockets [ 212.811303][ T1523] block nbd5: Receive control failed (result -61) [ 212.822684][T11210] block nbd5: shutting down sockets 11:10:04 executing program 4: mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) [ 212.864218][ T1523] block nbd1: Receive control failed (result -61) [ 212.873225][T11207] block nbd1: shutting down sockets [ 212.916859][ T1523] block nbd5: Receive control failed (result -61) [ 212.926856][T11210] block nbd5: shutting down sockets [ 212.940669][ T1523] block nbd0: Receive control failed (result -61) [ 212.956862][T11217] block nbd0: shutting down sockets 11:10:04 executing program 4: mmap(&(0x7f0000000000/0xfda000)=nil, 0x7ffffffff000, 0x0, 0x10, 0xffffffffffffffff, 0x0) 11:10:04 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xfffffffe, 0x31, 0xffffffffffffffff, 0x0) [ 213.018372][ T1523] block nbd0: Receive control failed (result -61) [ 213.027013][T11217] block nbd0: shutting down sockets 11:10:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5450) 11:10:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4c01) [ 213.091491][ T1523] block nbd2: Receive control failed (result -61) [ 213.104725][T11229] block nbd2: shutting down sockets 11:10:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5452) 11:10:04 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x2000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) [ 213.196839][ T1523] block nbd2: Receive control failed (result -61) [ 213.208358][T11229] block nbd2: shutting down sockets [ 213.219771][ T1523] block nbd5: Receive control failed (result -61) [ 213.229422][T11243] block nbd5: shutting down sockets [ 213.293765][ T1523] block nbd5: Receive control failed (result -61) [ 213.301904][T11243] block nbd5: shutting down sockets [ 213.328750][ T1523] block nbd1: Receive control failed (result -61) [ 213.339540][T11247] block nbd1: shutting down sockets 11:10:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5450) [ 213.368663][ T1523] block nbd0: Receive control failed (result -61) [ 213.378061][T11251] block nbd0: shutting down sockets 11:10:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5451) [ 213.434525][ T1523] block nbd1: Receive control failed (result -61) [ 213.442968][T11247] block nbd1: shutting down sockets [ 213.452115][ T1523] block nbd0: Receive control failed (result -61) [ 213.461452][T11251] block nbd0: shutting down sockets [ 213.472905][ T1523] block nbd4: Receive control failed (result -61) [ 213.494450][T11258] block nbd4: shutting down sockets 11:10:05 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x3ffffffffff, 0x31, 0xffffffffffffffff, 0x0) 11:10:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x541b) [ 213.561052][ T1523] block nbd2: Receive control failed (result -61) [ 213.572270][T11266] block nbd2: shutting down sockets 11:10:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5460) [ 213.647176][ T1523] block nbd2: Receive control failed (result -61) [ 213.655880][T11266] block nbd2: shutting down sockets 11:10:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) [ 213.703582][ T1523] block nbd5: Receive control failed (result -61) [ 213.712636][T11271] block nbd5: shutting down sockets [ 213.759380][ T1523] block nbd1: Receive control failed (result -61) [ 213.768268][T11281] block nbd1: shutting down sockets [ 213.793127][ T1523] block nbd5: Receive control failed (result -61) [ 213.794041][T10312] block nbd0: Receive control failed (result -61) 11:10:05 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x400000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5451) [ 213.808835][T11282] block nbd0: shutting down sockets [ 213.845361][T11279] block nbd5: shutting down sockets [ 213.867708][T10312] block nbd4: Receive control failed (result -61) [ 213.886303][T10312] block nbd1: Receive control failed (result -61) [ 213.894237][T10312] block nbd0: Receive control failed (result -61) [ 213.894479][T11281] block nbd1: shutting down sockets [ 213.911238][T11287] block nbd0: shutting down sockets [ 213.911897][T11286] block nbd4: shutting down sockets 11:10:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5452) 11:10:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5421) 11:10:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x6364) 11:10:05 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x50991e00000000, 0x31, 0xffffffffffffffff, 0x0) [ 214.017815][T10312] block nbd2: Receive control failed (result -61) [ 214.026762][T11299] block nbd2: shutting down sockets 11:10:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x125f) [ 214.099663][T10312] block nbd2: Receive control failed (result -61) [ 214.108379][T11299] block nbd2: shutting down sockets 11:10:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5452) [ 214.203303][T10312] block nbd5: Receive control failed (result -61) [ 214.216114][T11307] block nbd5: shutting down sockets [ 214.266864][T10312] block nbd4: Receive control failed (result -61) [ 214.281556][T10312] block nbd0: Receive control failed (result -61) [ 214.290156][T11313] block nbd0: shutting down sockets 11:10:05 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x80000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 214.315613][T10312] block nbd1: Receive control failed (result -61) [ 214.324734][T11317] block nbd4: shutting down sockets [ 214.330716][T10312] block nbd5: Receive control failed (result -61) [ 214.338751][T11307] block nbd5: shutting down sockets [ 214.339553][T11311] block nbd1: shutting down sockets [ 214.399530][T10312] block nbd1: Receive control failed (result -61) [ 214.407661][T11311] block nbd1: shutting down sockets 11:10:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0x125f) 11:10:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8933) 11:10:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5460) [ 214.466603][T10312] block nbd2: Receive control failed (result -61) [ 214.475264][T11329] block nbd2: shutting down sockets 11:10:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5450) 11:10:06 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xb0660100000000, 0x31, 0xffffffffffffffff, 0x0) [ 214.566746][T10312] block nbd2: Receive control failed (result -61) [ 214.574876][T11329] block nbd2: shutting down sockets [ 214.638307][T10312] block nbd5: Receive control failed (result -61) [ 214.642763][T11341] block nbd4: shutting down sockets [ 214.670947][T10312] block nbd0: Receive control failed (result -61) [ 214.682003][T11342] block nbd0: shutting down sockets [ 214.711077][T11340] block nbd5: shutting down sockets 11:10:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5460) 11:10:06 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0x125f) [ 214.737589][T10312] block nbd0: Receive control failed (result -61) [ 214.746091][T11342] block nbd0: shutting down sockets [ 214.787293][T10312] block nbd5: Receive control failed (result -61) [ 214.795245][T10312] block nbd1: Receive control failed (result -61) [ 214.803917][T11340] block nbd5: shutting down sockets [ 214.825770][T11353] block nbd1: shutting down sockets 11:10:06 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xf0961f00000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab00) 11:10:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x6364) [ 214.943691][T10312] block nbd1: Receive control failed (result -61) [ 214.952174][T11353] block nbd1: shutting down sockets [ 214.976213][T10312] block nbd2: Receive control failed (result -61) [ 214.985580][T11364] block nbd2: shutting down sockets [ 215.044404][T10312] block nbd0: Receive control failed (result -61) [ 215.052962][T11372] block nbd0: shutting down sockets 11:10:06 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x100000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 215.089064][T10312] block nbd5: Receive control failed (result -61) [ 215.097730][T10312] block nbd2: Receive control failed (result -61) [ 215.110576][T11364] block nbd2: shutting down sockets [ 215.132560][T11377] block nbd5: shutting down sockets 11:10:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5451) 11:10:06 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) [ 215.143576][T10312] block nbd0: Receive control failed (result -61) [ 215.143847][T11378] block nbd0: shutting down sockets [ 215.206670][T10312] block nbd5: Receive control failed (result -61) [ 215.214393][T11377] block nbd5: shutting down sockets 11:10:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x6364) 11:10:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab01) 11:10:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x660c) [ 215.347505][T10312] block nbd1: Receive control failed (result -61) [ 215.356113][T11393] block nbd1: shutting down sockets [ 215.410895][T10312] block nbd1: Receive control failed (result -61) [ 215.415063][ T1523] block nbd0: Receive control failed (result -61) [ 215.426842][T11393] block nbd1: shutting down sockets [ 215.433963][T11399] block nbd0: shutting down sockets 11:10:06 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x200000000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:06 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) [ 215.463753][ T1523] block nbd2: Receive control failed (result -61) [ 215.483395][T11400] block nbd2: shutting down sockets 11:10:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5452) [ 215.523609][ T1523] block nbd0: Receive control failed (result -61) [ 215.529248][T11403] block nbd0: shutting down sockets [ 215.556212][T11400] block nbd2: shutting down sockets [ 215.591500][ T1523] block nbd5: Receive control failed (result -61) [ 215.601788][T11409] block nbd5: shutting down sockets 11:10:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab02) 11:10:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x660c) 11:10:07 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x400000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 215.668132][ T1523] block nbd5: Receive control failed (result -61) [ 215.676152][T11409] block nbd5: shutting down sockets 11:10:07 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) 11:10:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8912) [ 215.817330][ T1523] block nbd1: Receive control failed (result -61) [ 215.826431][T11427] block nbd1: shutting down sockets 11:10:07 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x600000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 215.882303][T11427] block nbd1: shutting down sockets [ 215.890777][ T1523] block nbd0: Receive control failed (result -61) [ 215.907713][T11434] block nbd0: shutting down sockets [ 215.926187][ T1523] block nbd2: Receive control failed (result -61) [ 215.940635][T11428] block nbd2: shutting down sockets 11:10:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x5460) [ 216.003005][ T1523] block nbd0: Receive control failed (result -61) [ 216.013560][ T1523] block nbd2: Receive control failed (result -61) [ 216.029448][T11428] block nbd2: shutting down sockets [ 216.040644][T11434] block nbd0: shutting down sockets 11:10:07 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) [ 216.051296][ T1523] block nbd5: Receive control failed (result -61) [ 216.060229][T11444] block nbd5: shutting down sockets 11:10:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8912) 11:10:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab03) [ 216.121425][ T1523] block nbd5: Receive control failed (result -61) [ 216.129768][T11444] block nbd5: shutting down sockets 11:10:07 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1e00000000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8933) [ 216.294910][ T1523] block nbd0: Receive control failed (result -61) [ 216.303443][T11460] block nbd0: shutting down sockets [ 216.340240][ T1523] block nbd1: Receive control failed (result -61) [ 216.350529][T11462] block nbd1: shutting down sockets [ 216.356197][ T1523] block nbd0: Receive control failed (result -61) 11:10:07 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) [ 216.391181][T11460] block nbd0: shutting down sockets [ 216.400008][ T1523] block nbd2: Receive control failed (result -61) [ 216.408665][T11465] block nbd2: shutting down sockets [ 216.416709][ T1523] block nbd5: Receive control failed (result -61) [ 216.425486][T11474] block nbd5: shutting down sockets 11:10:07 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x1f00000000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 216.443692][ T1523] block nbd1: Receive control failed (result -61) [ 216.458476][T11462] block nbd1: shutting down sockets [ 216.499725][ T1523] block nbd2: Receive control failed (result -61) [ 216.507668][T11465] block nbd2: shutting down sockets [ 216.508081][ T1523] block nbd5: Receive control failed (result -61) [ 216.521580][T11474] block nbd5: shutting down sockets 11:10:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x6364) 11:10:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8933) 11:10:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab00) [ 216.650782][ T1523] block nbd0: Receive control failed (result -61) [ 216.683967][T11497] block nbd0: shutting down sockets 11:10:08 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) [ 216.770170][T11498] block nbd2: shutting down sockets 11:10:08 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x4000000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 216.797414][ T1523] block nbd1: Receive control failed (result -61) [ 216.805902][ T1523] block nbd0: Receive control failed (result -61) [ 216.806555][T11499] block nbd1: shutting down sockets [ 216.833503][ T1523] block nbd5: Receive control failed (result -61) [ 216.842788][T11504] block nbd5: shutting down sockets [ 216.865562][ T1523] block nbd1: Receive control failed (result -61) [ 216.865661][T10312] block nbd2: Receive control failed (result -61) [ 216.875783][T11497] block nbd0: shutting down sockets [ 216.886320][T11499] block nbd1: shutting down sockets [ 216.892616][T11498] block nbd2: shutting down sockets [ 216.901135][T10312] block nbd5: Receive control failed (result -61) [ 216.914374][T11504] block nbd5: shutting down sockets 11:10:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab05) 11:10:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8912) 11:10:08 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 11:10:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x89e1) 11:10:08 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x7fffffffffffffff, 0x31, 0xffffffffffffffff, 0x0) 11:10:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab01) [ 217.118629][T10312] block nbd1: Receive control failed (result -61) [ 217.127926][T11523] block nbd1: shutting down sockets 11:10:08 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) [ 217.194346][T10312] block nbd1: Receive control failed (result -61) [ 217.202731][T10312] block nbd0: Receive control failed (result -61) [ 217.212539][T11523] block nbd1: shutting down sockets [ 217.216610][T11521] block nbd0: shutting down sockets 11:10:08 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x8000000000000000, 0x31, 0xffffffffffffffff, 0x0) [ 217.270275][T11533] block nbd5: shutting down sockets 11:10:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8933) [ 217.328964][T11521] block nbd0: shutting down sockets [ 217.340980][T10312] block nbd2: Receive control failed (result -61) [ 217.341466][ T1523] block nbd5: Receive control failed (result -61) [ 217.359636][T11533] block nbd5: shutting down sockets [ 217.367215][T11539] block nbd2: shutting down sockets [ 217.452905][T11539] block nbd2: shutting down sockets 11:10:08 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 11:10:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab06) 11:10:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab02) [ 217.492313][ T1523] block nbd1: Receive control failed (result -61) [ 217.501028][T11553] block nbd1: shutting down sockets 11:10:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x9208) [ 217.553427][ T1523] block nbd1: Receive control failed (result -61) [ 217.561297][T11553] block nbd1: shutting down sockets 11:10:09 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xda0f000000000000, 0x31, 0xffffffffffffffff, 0x0) 11:10:09 executing program 4: syz_open_dev$ndb(0x0, 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0x125f) 11:10:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab00) [ 217.741293][ T1523] block nbd5: Receive control failed (result -61) [ 217.750812][T11565] block nbd5: shutting down sockets [ 217.756882][ T1523] block nbd0: Receive control failed (result -61) [ 217.770577][T11563] block nbd0: shutting down sockets [ 217.772335][ T1523] block nbd2: Receive control failed (result -61) 11:10:09 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) [ 217.791168][T11564] block nbd2: shutting down sockets [ 217.831874][T11564] block nbd2: shutting down sockets [ 217.863978][ T1523] block nbd5: Receive control failed (result -61) [ 217.872992][T11565] block nbd5: shutting down sockets [ 217.900941][ T1523] block nbd0: Receive control failed (result -61) 11:10:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab00) 11:10:09 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xfeffffff00000000, 0x31, 0xffffffffffffffff, 0x0) [ 217.910291][T11563] block nbd0: shutting down sockets [ 217.931675][ T1523] block nbd1: Receive control failed (result -61) [ 217.940943][T11585] block nbd1: shutting down sockets 11:10:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab07) 11:10:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab03) [ 218.013467][ T1523] block nbd1: Receive control failed (result -61) [ 218.022285][T11585] block nbd1: shutting down sockets 11:10:09 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) 11:10:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab01) [ 218.158793][ T1523] block nbd2: Receive control failed (result -61) [ 218.171911][ T1523] block nbd5: Receive control failed (result -61) [ 218.181060][T11599] block nbd5: shutting down sockets [ 218.193903][T11597] block nbd2: shutting down sockets 11:10:09 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xffffffff00000000, 0x31, 0xffffffffffffffff, 0x0) [ 218.266075][ T1523] block nbd2: Receive control failed (result -61) [ 218.281165][T11597] block nbd2: shutting down sockets [ 218.286803][ T1523] block nbd1: Receive control failed (result -61) [ 218.287142][T10312] block nbd5: Receive control failed (result -61) [ 218.310658][T11599] block nbd5: shutting down sockets 11:10:09 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0x125f) [ 218.310689][T10312] block nbd0: Receive control failed (result -61) [ 218.338111][T11600] block nbd0: shutting down sockets [ 218.362805][T11615] block nbd1: shutting down sockets 11:10:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab01) [ 218.419383][T11615] block nbd1: shutting down sockets 11:10:09 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 218.444445][T11600] block nbd0: shutting down sockets 11:10:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:10 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xffffffffff030000, 0x31, 0xffffffffffffffff, 0x0) 11:10:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab02) 11:10:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab09) [ 218.575771][T10312] block nbd2: Receive control failed (result -61) [ 218.592677][T11630] block nbd2: shutting down sockets [ 218.639790][T10312] block nbd5: Receive control failed (result -61) [ 218.648688][T11637] block nbd5: shutting down sockets [ 218.685342][T10312] block nbd4: Receive control failed (result -61) [ 218.712134][T11641] block nbd4: shutting down sockets [ 218.723823][T10312] block nbd2: Receive control failed (result -61) 11:10:10 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0xffffffffffffff7f, 0x31, 0xffffffffffffffff, 0x0) [ 218.738344][T10312] block nbd5: Receive control failed (result -61) [ 218.746724][T11636] block nbd5: shutting down sockets [ 218.746875][T11630] block nbd2: shutting down sockets [ 218.767213][T10312] block nbd1: Receive control failed (result -61) [ 218.777974][T11645] block nbd1: shutting down sockets [ 218.822044][T10312] block nbd0: Receive control failed (result -61) [ 218.831713][T11646] block nbd0: shutting down sockets 11:10:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab02) [ 218.881453][T10312] block nbd1: Receive control failed (result -61) [ 218.891091][T11645] block nbd1: shutting down sockets [ 218.918806][T10312] block nbd0: Receive control failed (result -61) 11:10:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab05) 11:10:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 218.927606][T11646] block nbd0: shutting down sockets [ 219.026270][T10312] block nbd5: Receive control failed (result -61) [ 219.038472][T11663] block nbd5: shutting down sockets [ 219.062361][T10312] block nbd2: Receive control failed (result -61) [ 219.071473][T11664] block nbd2: shutting down sockets 11:10:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab03) [ 219.092875][T11664] block nbd2: shutting down sockets 11:10:10 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x2) 11:10:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab0a) [ 219.119891][T10312] block nbd5: Receive control failed (result -61) [ 219.128299][T11663] block nbd5: shutting down sockets [ 219.208792][T10312] block nbd1: Receive control failed (result -61) [ 219.210586][ T1523] block nbd4: Receive control failed (result -61) [ 219.229989][T11683] block nbd4: shutting down sockets 11:10:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab06) 11:10:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab03) [ 219.260500][T11677] block nbd1: shutting down sockets [ 219.320532][ T1523] block nbd0: Receive control failed (result -61) [ 219.329457][T11687] block nbd0: shutting down sockets 11:10:10 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x4) [ 219.363275][ T1523] block nbd5: Receive control failed (result -61) [ 219.364945][T10312] block nbd1: Receive control failed (result -61) [ 219.379737][T11677] block nbd1: shutting down sockets 11:10:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 219.410649][T10312] block nbd0: Receive control failed (result -61) [ 219.418404][T11687] block nbd0: shutting down sockets [ 219.447268][T11688] block nbd5: shutting down sockets 11:10:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 219.473477][T10312] block nbd2: Receive control failed (result -61) [ 219.482487][T11698] block nbd2: shutting down sockets [ 219.503468][T11688] block nbd5: shutting down sockets 11:10:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab12) 11:10:11 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x6) [ 219.553393][T10312] block nbd2: Receive control failed (result -61) [ 219.561912][T11698] block nbd2: shutting down sockets 11:10:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab07) 11:10:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 219.642392][T10312] block nbd4: Receive control failed (result -61) [ 219.653297][T11709] block nbd4: shutting down sockets [ 219.724597][T10312] block nbd1: Receive control failed (result -61) [ 219.733315][T11718] block nbd1: shutting down sockets [ 219.776492][T10312] block nbd5: Receive control failed (result -61) [ 219.777683][ T1523] block nbd0: Receive control failed (result -61) [ 219.796107][T11710] block nbd0: shutting down sockets [ 219.811506][ T1523] block nbd1: Receive control failed (result -61) [ 219.819600][T11713] block nbd1: shutting down sockets 11:10:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:11 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1e) [ 219.867958][T11719] block nbd5: shutting down sockets [ 219.887201][ T1523] block nbd0: Receive control failed (result -61) [ 219.895484][ T1523] block nbd2: Receive control failed (result -61) [ 219.909340][T11710] block nbd0: shutting down sockets [ 219.915702][T11737] block nbd2: shutting down sockets 11:10:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab05) 11:10:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab32) [ 219.996267][ T1523] block nbd5: Receive control failed (result -61) [ 220.004912][T11719] block nbd5: shutting down sockets [ 220.012601][T11742] block nbd4: shutting down sockets 11:10:11 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x600) 11:10:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab05) 11:10:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab09) [ 220.178837][T11747] block nbd0: shutting down sockets [ 220.222075][ T1523] block nbd1: Receive control failed (result -61) [ 220.244917][T11749] block nbd1: shutting down sockets [ 220.258439][T11758] block nbd4: shutting down sockets [ 220.282830][ T1523] block nbd0: Receive control failed (result -61) [ 220.283383][T10312] block nbd2: Receive control failed (result -61) [ 220.298572][T11747] block nbd0: shutting down sockets [ 220.300700][T11757] block nbd2: shutting down sockets [ 220.317631][T10312] block nbd1: Receive control failed (result -61) [ 220.326372][T11749] block nbd1: shutting down sockets 11:10:11 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xfda) 11:10:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 220.354336][T11757] block nbd2: shutting down sockets [ 220.365942][T10312] block nbd5: Receive control failed (result -61) [ 220.382210][T11765] block nbd5: shutting down sockets 11:10:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab3e) 11:10:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab06) [ 220.466442][T10312] block nbd5: Receive control failed (result -61) [ 220.480835][T11765] block nbd5: shutting down sockets 11:10:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab06) [ 220.515950][T11778] block nbd4: shutting down sockets 11:10:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab0a) [ 220.603591][T11780] block nbd0: shutting down sockets 11:10:12 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1e00) [ 220.654814][T10312] block nbd1: Receive control failed (result -61) [ 220.672400][T11784] block nbd1: shutting down sockets 11:10:12 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 220.704627][T10312] block nbd2: Receive control failed (result -61) [ 220.717469][T11786] block nbd2: shutting down sockets [ 220.755903][T10312] block nbd5: Receive control failed (result -61) [ 220.764700][T11794] block nbd5: shutting down sockets [ 220.771410][T10312] block nbd1: Receive control failed (result -61) [ 220.778905][T11784] block nbd1: shutting down sockets [ 220.785759][T10312] block nbd2: Receive control failed (result -61) [ 220.793567][T11786] block nbd2: shutting down sockets 11:10:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab07) 11:10:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x400454ca) 11:10:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab07) [ 220.850811][T10312] block nbd5: Receive control failed (result -61) [ 220.859865][T11794] block nbd5: shutting down sockets 11:10:12 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1f00) 11:10:12 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) 11:10:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab12) [ 221.032096][T10312] block nbd0: Receive control failed (result -61) [ 221.041126][T11810] block nbd0: shutting down sockets [ 221.056202][T10312] block nbd2: Receive control failed (result -61) [ 221.060395][ T1523] block nbd1: Receive control failed (result -61) [ 221.072277][T11811] block nbd1: shutting down sockets [ 221.111003][T11810] block nbd0: shutting down sockets [ 221.135696][T11809] block nbd2: shutting down sockets [ 221.147496][ T1523] block nbd1: Receive control failed (result -61) [ 221.160268][T11811] block nbd1: shutting down sockets 11:10:12 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x4000) 11:10:12 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 221.210032][ T1523] block nbd5: Receive control failed (result -61) [ 221.216659][T10312] block nbd2: Receive control failed (result -61) [ 221.238511][T11809] block nbd2: shutting down sockets [ 221.240571][T11824] block nbd5: shutting down sockets 11:10:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40049409) 11:10:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab09) [ 221.295475][ T1523] block nbd5: Receive control failed (result -61) [ 221.304017][T11824] block nbd5: shutting down sockets 11:10:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab09) 11:10:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab32) 11:10:12 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xda0f) [ 221.475286][ T1523] block nbd2: Receive control failed (result -61) [ 221.486085][T11848] block nbd2: shutting down sockets [ 221.523933][ T1523] block nbd1: Receive control failed (result -61) [ 221.534084][T11846] block nbd1: shutting down sockets [ 221.550969][ T1523] block nbd0: Receive control failed (result -61) [ 221.552381][T10312] block nbd2: Receive control failed (result -61) 11:10:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 221.571505][T11848] block nbd2: shutting down sockets [ 221.600715][T10312] block nbd1: Receive control failed (result -61) [ 221.608589][T11846] block nbd1: shutting down sockets 11:10:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab0a) [ 221.641368][T11847] block nbd0: shutting down sockets [ 221.658597][T10312] block nbd5: Receive control failed (result -61) [ 221.667723][T11859] block nbd5: shutting down sockets 11:10:13 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x400000) 11:10:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab0a) [ 221.708935][T10312] block nbd0: Receive control failed (result -61) [ 221.719199][T11847] block nbd0: shutting down sockets [ 221.763320][T10312] block nbd5: Receive control failed (result -61) [ 221.771764][T11859] block nbd5: shutting down sockets 11:10:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40081271) 11:10:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x400454ca) [ 221.850293][T10312] block nbd1: Receive control failed (result -61) [ 221.859681][T11874] block nbd1: shutting down sockets [ 221.878407][T10312] block nbd2: Receive control failed (result -61) [ 221.887256][T11875] block nbd2: shutting down sockets 11:10:13 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x50991e) [ 221.969852][T10312] block nbd2: Receive control failed (result -61) [ 221.978237][T11875] block nbd2: shutting down sockets [ 221.990584][T10312] block nbd1: Receive control failed (result -61) [ 221.998778][T11874] block nbd1: shutting down sockets [ 222.062438][T10312] block nbd0: Receive control failed (result -61) [ 222.071844][T11890] block nbd0: shutting down sockets 11:10:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab12) 11:10:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab12) 11:10:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 222.115628][T10312] block nbd5: Receive control failed (result -61) [ 222.124575][T11893] block nbd5: shutting down sockets [ 222.149407][T10312] block nbd0: Receive control failed (result -61) [ 222.158320][T11890] block nbd0: shutting down sockets 11:10:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40101283) 11:10:13 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x800000) [ 222.266356][T10312] block nbd5: Receive control failed (result -61) [ 222.274742][T11893] block nbd5: shutting down sockets [ 222.400788][T10312] block nbd0: Receive control failed (result -61) [ 222.411752][T11911] block nbd0: shutting down sockets 11:10:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4004560e) 11:10:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) 11:10:13 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xb06601) [ 222.457331][T10312] block nbd2: Receive control failed (result -61) [ 222.470075][T11908] block nbd2: shutting down sockets [ 222.475856][T10312] block nbd1: Receive control failed (result -61) [ 222.520665][T10312] block nbd0: Receive control failed (result -61) [ 222.526966][T11916] block nbd1: shutting down sockets [ 222.533331][T11911] block nbd0: shutting down sockets [ 222.555121][T10312] block nbd2: Receive control failed (result -61) [ 222.563444][T11908] block nbd2: shutting down sockets [ 222.597148][T10312] block nbd5: Receive control failed (result -61) [ 222.610945][T11927] block nbd5: shutting down sockets 11:10:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070c9) [ 222.638035][T10312] block nbd1: Receive control failed (result -61) [ 222.640328][T11920] block nbd1: shutting down sockets [ 222.651353][T11930] block nbd4: shutting down sockets 11:10:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab32) [ 222.697044][T10312] block nbd5: Receive control failed (result -61) [ 222.705789][T11927] block nbd5: shutting down sockets 11:10:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) 11:10:14 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xf0961f) 11:10:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xae01) 11:10:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40049409) [ 222.846889][T10312] block nbd0: Receive control failed (result -61) [ 222.855884][T11940] block nbd0: shutting down sockets [ 222.930943][T10312] block nbd2: Receive control failed (result -61) [ 222.940022][T11949] block nbd4: shutting down sockets [ 222.951473][T11943] block nbd2: shutting down sockets [ 222.970838][T10312] block nbd0: Receive control failed (result -61) [ 222.979139][T11940] block nbd0: shutting down sockets [ 222.985505][T10312] block nbd5: Receive control failed (result -61) [ 222.994437][T11951] block nbd5: shutting down sockets [ 223.021023][T11959] block nbd2: shutting down sockets 11:10:14 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1000000) 11:10:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) [ 223.034730][T10312] block nbd1: Receive control failed (result -61) [ 223.044221][T11952] block nbd1: shutting down sockets [ 223.060908][T10312] block nbd5: Receive control failed (result -61) [ 223.069313][T11951] block nbd5: shutting down sockets 11:10:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070ca) 11:10:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x400454ca) [ 223.118402][T10312] block nbd1: Receive control failed (result -61) [ 223.142346][T11952] block nbd1: shutting down sockets 11:10:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40081271) 11:10:14 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x166b000) 11:10:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x400454ca) [ 223.272069][T11971] block nbd4: shutting down sockets [ 223.307570][T10312] block nbd2: Receive control failed (result -61) [ 223.316406][T11974] block nbd2: shutting down sockets [ 223.323078][T10312] block nbd0: Receive control failed (result -61) [ 223.331989][T11973] block nbd0: shutting down sockets 11:10:14 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 223.408659][T10312] block nbd2: Receive control failed (result -61) [ 223.417056][T11974] block nbd2: shutting down sockets [ 223.423718][T10312] block nbd0: Receive control failed (result -61) [ 223.426431][ T1523] block nbd1: Receive control failed (result -61) [ 223.440182][ T1523] block nbd5: Receive control failed (result -61) [ 223.448744][T11982] block nbd5: shutting down sockets [ 223.483497][T11973] block nbd0: shutting down sockets [ 223.499575][T11984] block nbd1: shutting down sockets [ 223.511085][ T1523] block nbd5: Receive control failed (result -61) [ 223.519370][T11982] block nbd5: shutting down sockets 11:10:15 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x2000000) 11:10:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40049409) 11:10:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40101283) 11:10:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070cd) 11:10:15 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 223.609079][ T1523] block nbd1: Receive control failed (result -61) [ 223.627827][T11993] block nbd1: shutting down sockets 11:10:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40049409) [ 223.748995][ T1523] block nbd2: Receive control failed (result -61) [ 223.758179][T12004] block nbd2: shutting down sockets [ 223.778328][ T1523] block nbd5: Receive control failed (result -61) [ 223.787330][T12009] block nbd5: shutting down sockets [ 223.806564][ T1523] block nbd0: Receive control failed (result -61) [ 223.816698][T12012] block nbd0: shutting down sockets 11:10:15 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x4000000) [ 223.850885][ T1523] block nbd5: Receive control failed (result -61) [ 223.859318][T12009] block nbd5: shutting down sockets 11:10:15 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 223.893258][ T1523] block nbd0: Receive control failed (result -61) [ 223.901487][ T1523] block nbd1: Receive control failed (result -61) [ 223.901623][T12012] block nbd0: shutting down sockets [ 223.908984][ T1523] block nbd2: Receive control failed (result -61) [ 223.921456][T12004] block nbd2: shutting down sockets [ 223.927529][T12022] block nbd1: shutting down sockets 11:10:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070c9) 11:10:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40081271) [ 223.987573][T12022] block nbd1: shutting down sockets 11:10:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870c8) 11:10:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40081271) 11:10:15 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x6000000) 11:10:15 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 224.160810][ T1523] block nbd2: Receive control failed (result -61) [ 224.177188][T12045] block nbd2: shutting down sockets [ 224.184742][ T1523] block nbd0: Receive control failed (result -61) [ 224.200410][T12040] block nbd0: shutting down sockets [ 224.202378][T12043] block nbd5: shutting down sockets [ 224.261310][ T1523] block nbd1: Receive control failed (result -61) [ 224.277645][T12054] block nbd1: shutting down sockets [ 224.284404][ T1523] block nbd2: Receive control failed (result -61) [ 224.290850][T10312] block nbd0: Receive control failed (result -61) [ 224.300993][T12045] block nbd2: shutting down sockets [ 224.307787][T12040] block nbd0: shutting down sockets [ 224.339608][T10312] block nbd5: Receive control failed (result -61) [ 224.348218][T12043] block nbd5: shutting down sockets 11:10:15 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:15 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1e000000) 11:10:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40101283) [ 224.383578][T10312] block nbd1: Receive control failed (result -61) [ 224.401133][T12054] block nbd1: shutting down sockets 11:10:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070ca) 11:10:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cb) 11:10:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40101283) [ 224.580286][T10312] block nbd0: Receive control failed (result -61) [ 224.589088][T12072] block nbd0: shutting down sockets 11:10:16 executing program 4: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:16 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1e995000) [ 224.640800][T10312] block nbd5: Receive control failed (result -61) [ 224.650534][T12079] block nbd5: shutting down sockets [ 224.670415][T10312] block nbd2: Receive control failed (result -61) [ 224.686296][T12077] block nbd2: shutting down sockets [ 224.691993][T10312] block nbd0: Receive control failed (result -61) [ 224.692099][T12086] block nbd0: shutting down sockets [ 224.716487][T12085] block nbd1: shutting down sockets [ 224.742974][T10312] block nbd5: Receive control failed (result -61) [ 224.752366][T12079] block nbd5: shutting down sockets [ 224.772861][T10312] block nbd2: Receive control failed (result -61) [ 224.781530][T12077] block nbd2: shutting down sockets 11:10:16 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1f000000) 11:10:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cc) [ 224.798469][T12085] block nbd1: shutting down sockets 11:10:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070cd) 11:10:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070c9) 11:10:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070c9) 11:10:16 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1f96f000) [ 225.028176][T10312] block nbd0: Receive control failed (result -61) [ 225.060963][T10312] block nbd2: Receive control failed (result -61) [ 225.069054][T12106] block nbd0: shutting down sockets [ 225.086824][T12110] block nbd2: shutting down sockets 11:10:16 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x20000000) [ 225.127406][T10312] block nbd0: Receive control failed (result -61) [ 225.134848][ T1523] block nbd5: Receive control failed (result -61) [ 225.146721][T12113] block nbd5: shutting down sockets [ 225.156125][T12106] block nbd0: shutting down sockets [ 225.163096][T10312] block nbd1: Receive control failed (result -61) [ 225.170893][T12117] block nbd2: Could not allocate knbd recv work queue. 11:10:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 225.195673][T12119] block nbd1: shutting down sockets [ 225.211263][T12117] block nbd2: shutting down sockets [ 225.225657][T10312] block nbd5: Receive control failed (result -61) [ 225.234068][T12113] block nbd5: shutting down sockets 11:10:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4020940d) [ 225.249746][T12119] block nbd1: shutting down sockets 11:10:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070ca) 11:10:16 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x40000000) 11:10:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870c8) 11:10:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070ca) [ 225.403801][T10312] block nbd0: Receive control failed (result -61) [ 225.420841][T12142] block nbd0: shutting down sockets 11:10:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x0, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 225.456120][T10312] block nbd5: Receive control failed (result -61) [ 225.463718][T10312] block nbd0: Receive control failed (result -61) [ 225.464672][T12153] block nbd5: shutting down sockets [ 225.511303][T12142] block nbd0: shutting down sockets [ 225.527002][T12149] block nbd1: shutting down sockets [ 225.532685][T10312] block nbd2: Receive control failed (result -61) [ 225.545794][T12152] block nbd2: shutting down sockets 11:10:17 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xda0f0000) 11:10:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041284) [ 225.597560][T10312] block nbd1: Receive control failed (result -61) [ 225.607639][T10312] block nbd2: Receive control failed (result -61) [ 225.616746][T12152] block nbd2: shutting down sockets [ 225.625099][T12149] block nbd1: shutting down sockets [ 225.648050][T10312] block nbd5: Receive control failed (result -61) [ 225.655757][T12153] block nbd5: shutting down sockets 11:10:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070cd) 11:10:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cb) 11:10:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401070cd) 11:10:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:17 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xfeffffff) [ 225.764610][T10312] block nbd0: Receive control failed (result -61) [ 225.773968][T12176] block nbd0: shutting down sockets [ 225.815814][T10312] block nbd2: Receive control failed (result -61) [ 225.840267][T12182] block nbd2: shutting down sockets [ 225.840588][T10312] block nbd0: Receive control failed (result -61) [ 225.852713][ T1523] block nbd1: Receive control failed (result -61) [ 225.861605][T12176] block nbd0: shutting down sockets [ 225.867058][T10312] block nbd5: Receive control failed (result -61) [ 225.875395][T12187] block nbd1: shutting down sockets [ 225.932833][T12186] block nbd5: shutting down sockets [ 225.938843][T10312] block nbd2: Receive control failed (result -61) [ 225.947288][T12182] block nbd2: shutting down sockets 11:10:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041285) 11:10:17 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xfffffffe) 11:10:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870c8) [ 225.995527][T10312] block nbd1: Receive control failed (result -61) [ 225.995762][T12186] block nbd5: shutting down sockets [ 226.021168][T12192] block nbd1: shutting down sockets 11:10:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cc) 11:10:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870c8) [ 226.105687][T10312] block nbd0: Receive control failed (result -61) [ 226.130536][T12207] block nbd0: shutting down sockets 11:10:17 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x2000000000) [ 226.229793][T10312] block nbd0: Receive control failed (result -61) [ 226.240888][T12222] block nbd0: shutting down sockets [ 226.252948][T10312] block nbd1: Receive control failed (result -61) [ 226.262275][T12224] block nbd1: shutting down sockets [ 226.278489][T10312] block nbd2: Receive control failed (result -61) [ 226.287527][T12216] block nbd2: shutting down sockets [ 226.301917][T10312] block nbd5: Receive control failed (result -61) 11:10:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x800454d2) 11:10:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x0, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 226.331527][T12226] block nbd5: shutting down sockets [ 226.363876][T10312] block nbd1: Receive control failed (result -61) [ 226.371731][T10312] block nbd2: Receive control failed (result -61) [ 226.379487][T10312] block nbd5: Receive control failed (result -61) [ 226.387609][T12224] block nbd1: shutting down sockets [ 226.394284][T12226] block nbd5: shutting down sockets [ 226.401018][T12216] block nbd2: shutting down sockets [ 226.440772][T10312] block nbd0: Receive control failed (result -61) [ 226.454834][T12240] block nbd0: shutting down sockets 11:10:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cb) 11:10:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4020940d) 11:10:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cb) [ 226.531942][T12240] block nbd0: shutting down sockets 11:10:18 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x3ffffffffff) 11:10:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081270) [ 226.693867][T10312] block nbd2: Receive control failed (result -61) [ 226.698488][ T1523] block nbd5: Receive control failed (result -61) [ 226.713282][T12254] block nbd5: shutting down sockets [ 226.718940][ T1523] block nbd1: Receive control failed (result -61) [ 226.727781][T12253] block nbd1: shutting down sockets [ 226.729469][T12256] block nbd2: shutting down sockets 11:10:18 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x400000000000) 11:10:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 226.783959][ T1523] block nbd2: Receive control failed (result -61) [ 226.809689][ T1523] block nbd5: Receive control failed (result -61) [ 226.819722][T12254] block nbd5: shutting down sockets [ 226.825900][T12256] block nbd2: shutting down sockets [ 226.835431][ T1523] block nbd1: Receive control failed (result -61) [ 226.840395][T12260] block nbd1: shutting down sockets 11:10:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041284) [ 226.908310][ T1523] block nbd0: Receive control failed (result -61) [ 226.921257][T12270] block nbd0: shutting down sockets 11:10:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cc) 11:10:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x401870cc) 11:10:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 227.006213][ T1523] block nbd0: Receive control failed (result -61) [ 227.015770][T12270] block nbd0: shutting down sockets 11:10:18 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x50991e00000000) [ 227.090385][ T1523] block nbd5: Receive control failed (result -61) [ 227.099701][T12285] block nbd5: shutting down sockets [ 227.171775][ T1523] block nbd5: Receive control failed (result -61) [ 227.180730][T12285] block nbd5: shutting down sockets [ 227.201188][ T1523] block nbd2: Receive control failed (result -61) [ 227.209845][T12290] block nbd2: shutting down sockets 11:10:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081272) [ 227.220704][ T1523] block nbd1: Receive control failed (result -61) [ 227.229561][T12291] block nbd1: shutting down sockets 11:10:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041285) [ 227.294969][ T1523] block nbd1: Receive control failed (result -61) [ 227.302672][T12291] block nbd1: shutting down sockets [ 227.325705][ T1523] block nbd2: Receive control failed (result -61) [ 227.337038][T12290] block nbd2: shutting down sockets 11:10:18 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) 11:10:18 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x80000000000000) [ 227.355787][ T1523] block nbd0: Receive control failed (result -61) [ 227.369837][T12306] block nbd0: shutting down sockets 11:10:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4020940d) 11:10:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x4020940d) [ 227.466545][ T1523] block nbd0: Receive control failed (result -61) [ 227.474751][T12306] block nbd0: shutting down sockets [ 227.528147][ T1523] block nbd5: Receive control failed (result -61) [ 227.537096][T12312] block nbd5: shutting down sockets 11:10:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80086301) [ 227.608856][ T1523] block nbd5: Receive control failed (result -61) [ 227.612371][T12319] block nbd1: shutting down sockets [ 227.622744][T12312] block nbd5: shutting down sockets 11:10:19 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xb0660100000000) 11:10:19 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 227.676764][ T1523] block nbd2: Receive control failed (result -61) [ 227.685468][T12327] block nbd2: shutting down sockets [ 227.708503][ T1523] block nbd1: Receive control failed (result -61) [ 227.716447][T12319] block nbd1: shutting down sockets 11:10:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x800454d2) [ 227.778775][T12327] block nbd2: shutting down sockets [ 227.788166][ T1523] block nbd0: Receive control failed (result -61) [ 227.797120][T12335] block nbd0: shutting down sockets 11:10:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x40405515) [ 227.835641][ T1523] block nbd0: Receive control failed (result -61) [ 227.850826][T12335] block nbd0: shutting down sockets 11:10:19 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xf0961f00000000) [ 227.916739][ T1523] block nbd5: Receive control failed (result -61) [ 227.932228][T12346] block nbd5: shutting down sockets 11:10:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) 11:10:19 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab04) 11:10:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041284) [ 228.010700][ T1523] block nbd5: Receive control failed (result -61) [ 228.024376][T12346] block nbd5: shutting down sockets [ 228.069055][ T1523] block nbd1: Receive control failed (result -61) [ 228.079835][T12351] block nbd1: shutting down sockets 11:10:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081270) [ 228.149036][ T1523] block nbd1: Receive control failed (result -61) [ 228.169811][T12351] block nbd1: shutting down sockets 11:10:19 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x100000000000000) 11:10:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 228.198372][ T1523] block nbd0: Receive control failed (result -61) [ 228.235860][ T1523] block nbd2: Receive control failed (result -61) [ 228.244344][T12369] block nbd2: shutting down sockets [ 228.284731][T12361] block nbd0: shutting down sockets 11:10:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041284) [ 228.307205][ T1523] block nbd5: Receive control failed (result -61) [ 228.315953][T12373] block nbd5: shutting down sockets [ 228.339321][T12369] block nbd2: shutting down sockets [ 228.362013][ T1523] block nbd0: Receive control failed (result -61) [ 228.370312][T12361] block nbd0: shutting down sockets [ 228.377698][T12373] block nbd5: shutting down sockets 11:10:19 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x200000000000000) 11:10:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041285) 11:10:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) 11:10:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 228.470426][ T1523] block nbd1: Receive control failed (result -61) [ 228.486167][T12388] block nbd1: shutting down sockets 11:10:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081272) [ 228.627466][ T1523] block nbd1: Receive control failed (result -61) [ 228.636176][T12388] block nbd1: shutting down sockets 11:10:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80041285) 11:10:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 228.674517][ T1523] block nbd2: Receive control failed (result -61) [ 228.700512][T12397] block nbd2: shutting down sockets [ 228.725273][ T1523] block nbd5: Receive control failed (result -61) [ 228.737052][T12407] block nbd5: shutting down sockets [ 228.764750][T12397] block nbd2: shutting down sockets 11:10:20 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x400000000000000) [ 228.777383][ T1523] block nbd0: Receive control failed (result -61) [ 228.787524][T12405] block nbd0: shutting down sockets [ 228.828543][ T1523] block nbd0: Receive control failed (result -61) [ 228.843945][T12405] block nbd0: shutting down sockets 11:10:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0101282) [ 228.901288][ T1523] block nbd5: Receive control failed (result -61) [ 228.909719][T12407] block nbd5: shutting down sockets [ 228.930882][ T1523] block nbd1: Receive control failed (result -61) [ 228.945843][T12417] block nbd1: shutting down sockets 11:10:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x800454d2) 11:10:20 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x600000000000000) 11:10:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80086301) [ 229.048087][ T1523] block nbd1: Receive control failed (result -61) [ 229.056534][T12417] block nbd1: shutting down sockets 11:10:20 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x800454d2) [ 229.116426][ T1523] block nbd0: Receive control failed (result -61) [ 229.134311][T12430] block nbd0: shutting down sockets [ 229.151055][T12440] block nbd4: shutting down sockets [ 229.181299][ T1523] block nbd2: Receive control failed (result -61) [ 229.191550][T12436] block nbd2: shutting down sockets [ 229.204511][ T1523] block nbd5: Receive control failed (result -61) [ 229.213687][T12439] block nbd5: shutting down sockets [ 229.243236][ T1523] block nbd0: Receive control failed (result -61) [ 229.252710][T12430] block nbd0: shutting down sockets [ 229.276587][ T1523] block nbd2: Receive control failed (result -61) [ 229.287925][T12436] block nbd2: shutting down sockets 11:10:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:20 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1e00000000000000) [ 229.316064][ T1523] block nbd5: Receive control failed (result -61) [ 229.331637][T12439] block nbd5: shutting down sockets [ 229.340806][ T1523] block nbd1: Receive control failed (result -61) [ 229.356732][T12450] block nbd1: shutting down sockets 11:10:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0189436) [ 229.390087][ T1523] block nbd1: Receive control failed (result -61) [ 229.404481][T12450] block nbd1: shutting down sockets 11:10:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081270) 11:10:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) [ 229.498836][ T1523] block nbd0: Receive control failed (result -61) [ 229.513548][T12461] block nbd0: shutting down sockets [ 229.531426][T12466] block nbd4: shutting down sockets 11:10:21 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x1f00000000000000) 11:10:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081270) [ 229.580363][ T1523] block nbd2: Receive control failed (result -61) [ 229.591169][T12468] block nbd2: shutting down sockets [ 229.609747][ T1523] block nbd5: Receive control failed (result -61) [ 229.618610][T12471] block nbd5: shutting down sockets [ 229.643492][ T1523] block nbd2: Receive control failed (result -61) [ 229.644541][T10312] block nbd0: Receive control failed (result -61) [ 229.660590][T12461] block nbd0: shutting down sockets [ 229.693661][T12477] block nbd2: shutting down sockets 11:10:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 229.713618][T10312] block nbd5: Receive control failed (result -61) [ 229.723514][T12471] block nbd5: shutting down sockets 11:10:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) 11:10:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc020660b) 11:10:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081272) [ 229.881539][T10312] block nbd1: Receive control failed (result -61) [ 229.889698][T12483] block nbd1: shutting down sockets [ 229.912067][T12491] block nbd4: shutting down sockets 11:10:21 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x4000000000000000) [ 229.936125][T10312] block nbd1: Receive control failed (result -61) [ 229.953422][T12483] block nbd1: shutting down sockets [ 230.018604][T10312] block nbd5: Receive control failed (result -61) [ 230.027901][T12495] block nbd5: shutting down sockets [ 230.038221][T10312] block nbd0: Receive control failed (result -61) [ 230.060743][T10312] block nbd2: Receive control failed (result -61) 11:10:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) 11:10:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80081272) [ 230.071188][T12497] block nbd2: shutting down sockets [ 230.078790][T12498] block nbd0: shutting down sockets [ 230.108111][T10312] block nbd5: Receive control failed (result -61) [ 230.121007][T12495] block nbd5: shutting down sockets 11:10:21 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x7fffffffffffffff) [ 230.145049][T12497] block nbd2: shutting down sockets [ 230.170878][T10312] block nbd0: Receive control failed (result -61) [ 230.178678][T12498] block nbd0: shutting down sockets 11:10:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0101282) 11:10:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0481273) [ 230.235447][T10312] block nbd1: Receive control failed (result -61) [ 230.244200][T12515] block nbd1: shutting down sockets 11:10:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80086301) [ 230.301025][T10312] block nbd4: Receive control failed (result -61) [ 230.317612][T12513] block nbd4: shutting down sockets [ 230.324795][T10312] block nbd1: Receive control failed (result -61) [ 230.332593][T12515] block nbd1: shutting down sockets 11:10:21 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x80086301) 11:10:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) [ 230.417372][T10312] block nbd5: Receive control failed (result -61) [ 230.439081][T12528] block nbd5: shutting down sockets [ 230.450805][T10312] block nbd0: Receive control failed (result -61) 11:10:21 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x8000000000000000) [ 230.464844][T12529] block nbd0: shutting down sockets [ 230.536158][T10312] block nbd5: Receive control failed (result -61) [ 230.538224][ T1523] block nbd2: Receive control failed (result -61) [ 230.558831][ T1523] block nbd0: Receive control failed (result -61) [ 230.579300][T12529] block nbd0: shutting down sockets [ 230.591107][T12535] block nbd2: shutting down sockets [ 230.602878][T12531] block nbd5: shutting down sockets 11:10:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x363182, 0x0) r4 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r4, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r4) ioctl$KDGKBENT(r3, 0x4b46, &(0x7f0000000040)={0x3, 0x1, 0xfff7}) 11:10:22 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xda0f000000000000) [ 230.661043][ T1523] block nbd4: Receive control failed (result -61) [ 230.668096][T10312] block nbd1: Receive control failed (result -61) [ 230.675327][ T8950] block nbd2: Receive control failed (result -61) [ 230.684458][T12543] block nbd4: shutting down sockets [ 230.697646][T12535] block nbd2: shutting down sockets 11:10:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0189436) [ 230.778824][T12544] block nbd1: shutting down sockets 11:10:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) 11:10:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0x8010aa02) [ 230.833778][T10312] block nbd1: Receive control failed (result -61) [ 230.841936][T12544] block nbd1: shutting down sockets 11:10:22 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xfeffffff00000000) [ 230.886847][T10312] block nbd0: Receive control failed (result -61) [ 230.895002][T12564] block nbd0: NBD_DISCONNECT [ 230.899639][T12564] block nbd0: Send disconnect failed -22 [ 230.948085][T10312] block nbd5: Receive control failed (result -61) [ 230.959093][T12567] block nbd5: shutting down sockets [ 230.983439][T12561] block nbd0: Disconnected due to user request. 11:10:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) [ 230.997131][T12561] block nbd0: shutting down sockets [ 231.002846][T10312] block nbd2: Receive control failed (result -61) [ 231.029027][T12571] block nbd2: shutting down sockets [ 231.050869][T10312] block nbd4: Receive control failed (result -61) [ 231.057769][ T1523] block nbd5: Receive control failed (result -61) [ 231.066025][T12567] block nbd5: shutting down sockets [ 231.072639][T12573] block nbd4: shutting down sockets [ 231.096493][ T1523] block nbd0: Receive control failed (result -61) [ 231.104032][T12564] block nbd0: NBD_DISCONNECT [ 231.128159][T12564] block nbd0: Send disconnect failed -22 11:10:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc020660b) 11:10:22 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xffffffff00000000) 11:10:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) [ 231.148338][ T1523] block nbd2: Receive control failed (result -61) [ 231.157145][T12571] block nbd2: shutting down sockets [ 231.174495][T12564] block nbd0: shutting down sockets [ 231.233936][ T1523] block nbd1: Receive control failed (result -61) [ 231.257238][T12589] block nbd1: shutting down sockets 11:10:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) [ 231.302611][ T1523] block nbd5: Receive control failed (result -61) [ 231.319321][T12595] block nbd5: shutting down sockets [ 231.342460][T12596] block nbd4: shutting down sockets 11:10:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) r3 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x9, 0x20440) fsconfig$FSCONFIG_SET_BINARY(r3, 0x2, &(0x7f0000000040)='#\x00', &(0x7f0000000080)="bdd6a7830c9c958536539a619195f690cc1c25e28667aa5e3eeda96c584c9de1a7b1d488b4e9770032e90889cf1e0ca76ec96089dc1a78a32e61b2041406605f845ef35d2c73df56e5689065916c63cb69b68eb4964f9c51acbf94d4b964a92824b33ff4134bf969d0e3a5b3765d28b4eca59dc4104c823d0683da08d4efb14b922728e3d79993f92e01b24b0405b052cc9fe1be68b2a5efcc8d66a080ecc9d8c7079db924b88c0cc826c731d73ae2fa4121ff69b9e0c2be91118834d43080494e6c012fff0daa084c77358dc51605bfcf231137f9af3b4520", 0xd9) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 231.358777][ T1523] block nbd1: Receive control failed (result -61) [ 231.366980][T12589] block nbd1: shutting down sockets [ 231.390834][ T1523] block nbd5: Receive control failed (result -61) [ 231.398554][T12595] block nbd5: shutting down sockets 11:10:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(0xffffffffffffffff, 0xab04) 11:10:22 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) 11:10:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0481273) 11:10:23 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xffffffffff030000) [ 231.521818][ T1523] block nbd2: Receive control failed (result -61) [ 231.531267][T12608] block nbd2: shutting down sockets [ 231.638232][ T1523] block nbd2: Receive control failed (result -61) [ 231.646845][T12608] block nbd2: shutting down sockets [ 231.649177][ T1523] block nbd4: Receive control failed (result -61) [ 231.666161][T12614] block nbd4: shutting down sockets [ 231.683829][ T1523] block nbd1: Receive control failed (result -61) [ 231.691705][ T1523] block nbd0: Receive control failed (result -61) [ 231.695285][T12617] block nbd1: shutting down sockets [ 231.702766][T10312] block nbd5: Receive control failed (result -61) [ 231.712941][T12620] block nbd5: shutting down sockets [ 231.741666][T12631] block nbd0: NBD_DISCONNECT [ 231.760427][T12631] block nbd0: Send disconnect failed -22 11:10:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:23 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0xffffffffffffff7f) 11:10:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0045878) [ 231.785065][T12612] block nbd0: shutting down sockets [ 231.798549][T10312] block nbd5: Receive control failed (result -61) [ 231.807059][T12620] block nbd5: shutting down sockets [ 231.812820][T10312] block nbd1: Receive control failed (result -61) [ 231.821228][T12617] block nbd1: shutting down sockets [ 231.844665][T10312] block nbd0: Receive control failed (result -61) [ 231.860258][T12625] block nbd0: NBD_DISCONNECT 11:10:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r3, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r3, 0x660c, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x100) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:10:23 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0101282) [ 231.905998][T12625] block nbd0: Send disconnect failed -22 [ 231.930036][T12641] block nbd4: shutting down sockets [ 231.936745][T12625] block nbd0: shutting down sockets [ 232.008614][T10312] block nbd2: Receive control failed (result -61) [ 232.027627][T12644] block nbd2: shutting down sockets 11:10:23 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f00000045c0)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @remote, 0x1d}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000140)="dd", 0x1}], 0x1}, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x7, &(0x7f0000000080), 0x4) sendmsg$kcm(r0, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)=[{&(0x7f0000000040)="511fd6ad493a3f0d4788748d50d060ecc0f7bf3554e52a44171e8891e9bf315a0ee7d2664ea0bb960d83dac4b644a30a863663eb8e8fefbebf3d73aae3280d76aa65437870944227ec92303287a555956ae9e41613b7ec179ec6fc76a67e13e07ecf7891d52ca53f1bcaeac9dfa63787a44632ed43c96fca7887ba685628e6143e99a9cdcc5308aa63e9b05a7d200810b6a4a0", 0x93}, {&(0x7f0000000100)="edc4266d5b8baeacbabe90563493b954a78901fc62282661d11743d9cc071099fa9fc0930153a0c2220e580edc86457c7df1598f4369e0e9b82fd752e30642b15ec0f17f5e85ec9420c7487eeb30d291644358ec1f61229974b35af023b710cf311fbaa3c30d07933a8ea83e617960f17f2e498ad8a737d75424eed57aaf1f9b6ca657761a9a6c3d9132fa7fda5ba217ee22afa2fcf798bfce5e97cb1ab66192b1739496a2bdec41cd8454e0b587c5a0", 0xb0}, {&(0x7f00000001c0)="fdbef9f0f4f20f54e186a55b363984f9be82d95fdc6c11b995f9134cab54c94fea48464eeb273c443de7048cf823a534809b9647c44d0ee964f109353055e32464a892810ff8f4029b3ba6348fbcc21324f4b3d9f553a63f0f8a1c5d81fa442349d81d30d2a8f18ab48afd6e050d1b05aa07600cd1c4d2cc929a16e3a2228c684e81d108d5c0d2a5b8", 0x89}, {&(0x7f0000000280)="b3ffce10a685d67136e7fb23f35698f55b3d8f0c0fc282c12e711e9c1d78174c73b02cd77734e06f9d54b012eea5e1c66bb58c34174b960d69537758401dba94e331a8a2200fa5a84cd0ae53f9a9e3a44c60593a05f424e5a339cba48378dff8fa3d603b8e4076f52489f5036c7c386bdb0ef2316e5c6fa96e485467e2eeb77c54a0f84a8297f64cc787432e2a8ed0df9b43810c6e4cd2aabfc82c0978cb4ef876f06ce8d77c32058046362316a335a4488e30280e4452daeaced4454d507f9925ef1521980e8bba8e86a2", 0xcb}], 0x4}, 0x24004000) r1 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r1, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") getsockopt$IP_VS_SO_GET_VERSION(r1, 0x0, 0x480, &(0x7f0000000400), &(0x7f0000000440)=0x40) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:10:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000200)={0x0, 0xff, 0x7bd75387bc3e98b4}, 0xc) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) perf_event_open(&(0x7f000000a000)={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_config_ext, 0x0, 0x0, 0x10000000006, 0x0, 0x20000000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) bind$inet6(0xffffffffffffffff, &(0x7f0000000000), 0x1c) r3 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r5, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r4, 0x84, 0x73, &(0x7f0000000080)={r6, 0x0, 0x10}, &(0x7f0000000100)=0x18) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000100)={r6, @in={{0x2, 0x4e22, @remote}}}, &(0x7f0000000040)=0x84) mount(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f00005f7ffb)='nfs4\x00', 0x0, &(0x7f000000a000)) ioctl$NBD_DISCONNECT(r1, 0xab08) membarrier(0x0, 0x0) [ 232.145955][T10312] block nbd2: Receive control failed (result -61) [ 232.160378][T12644] block nbd2: shutting down sockets [ 232.259162][T10312] block nbd1: Receive control failed (result -61) [ 232.268546][T12656] block nbd1: shutting down sockets [ 232.291123][T10312] block nbd5: Receive control failed (result -61) [ 232.300670][T12660] block nbd5: NBD_DISCONNECT 11:10:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0101282) [ 232.305547][T12660] block nbd5: Send disconnect failed -22 [ 232.320631][T10312] block nbd0: Receive control failed (result -61) [ 232.320768][T12667] block nbd4: shutting down sockets [ 232.341193][T10312] block nbd1: Receive control failed (result -61) 11:10:23 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x20031, 0xffffffffffffffff, 0x0) [ 232.359415][T12656] block nbd1: shutting down sockets 11:10:23 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0189436) [ 232.404721][T12668] block nbd0: NBD_DISCONNECT [ 232.420250][T12668] block nbd0: Send disconnect failed -22 [ 232.443062][T12663] block nbd0: shutting down sockets [ 232.470841][T10312] block nbd2: Receive control failed (result -61) [ 232.480253][T12671] block nbd2: shutting down sockets 11:10:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 232.527364][T10312] block nbd2: Receive control failed (result -61) [ 232.535946][T12671] block nbd2: shutting down sockets [ 232.551154][T10312] block nbd0: Receive control failed (result -61) [ 232.564100][T12668] block nbd0: shutting down sockets [ 232.600713][T10312] block nbd1: Receive control failed (result -61) [ 232.609199][T12685] block nbd1: shutting down sockets 11:10:24 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r0, &(0x7f00000045c0)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @dev={0xfe, 0x80, [], 0x21}, 0x1d}, 0x80, &(0x7f0000000300), 0x1}, 0x0) setsockopt$sock_attach_bpf(r0, 0x1, 0x7, &(0x7f0000000080), 0x4) prctl$PR_SET_MM_EXE_FILE(0x23, 0xd, r0) 11:10:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0189436) [ 232.654144][T12690] block nbd4: shutting down sockets [ 232.684162][T10312] block nbd1: Receive control failed (result -61) [ 232.691744][T12685] block nbd1: shutting down sockets 11:10:24 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc020660b) [ 232.818242][T10312] block nbd2: Receive control failed (result -61) [ 232.841868][T12696] block nbd2: shutting down sockets [ 232.899903][T12650] block nbd5: shutting down sockets [ 232.913055][T12696] block nbd2: shutting down sockets [ 232.975694][T10312] block nbd1: Receive control failed (result -61) [ 232.984601][T12701] block nbd1: shutting down sockets [ 233.059286][T10312] block nbd1: Receive control failed (result -61) [ 233.067374][T12701] block nbd1: shutting down sockets [ 233.084336][T10312] block nbd5: Receive control failed (result -61) [ 233.098334][T12650] block nbd5: shutting down sockets 11:10:24 executing program 5: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000200)='/gro<#\xfbW\xe6\xc6\x0f\x1fKE\xb7M\x99\x9a\x9a\x8c,\xe1[&\xe5\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ}\xb7\xf3\xfe\xf6\xe0.+\xe3\x89\xde\x139E\xa3\x85\xbd\x81\xe9\xbd\xee\xee\x03\x00\x00\x00\x00\x00\x00\x00[T\aE\xdfK\x1d\xeeH;\x15v$\xc5\xbcq\x9a\t\x9ej5\t\x00\x00\x009\x8cT', 0x2761, 0x0) write$cgroup_pid(r0, &(0x7f0000000080), 0xfffffe38) ioctl$PERF_EVENT_IOC_PAUSE_OUTPUT(r0, 0x660c, 0x0) ioctl$LOOP_SET_FD(r0, 0x4c00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f0000000000)=0xff01, &(0x7f0000000040)=0x2) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) 11:10:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab04) 11:10:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x9, 0x105002) r3 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r3, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r4 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x0, 0x0) ioctl$GIO_UNIMAP(r4, 0x4b66, &(0x7f0000000480)={0x4, &(0x7f0000000440)=[{}, {}, {}, {}]}) getsockopt$inet_mreqn(r3, 0x0, 0x20, &(0x7f0000000040)={@multicast1, @loopback, 0x0}, &(0x7f0000000100)=0xc) r6 = geteuid() setsockopt$inet_IP_XFRM_POLICY(r2, 0x0, 0x11, &(0x7f0000000340)={{{@in=@empty, @in=@rand_addr=0x20, 0x4e21, 0x1, 0x4e23, 0x0, 0xa, 0x20, 0xa0, 0x0, r5, r6}, {0x9, 0xffffffff, 0xff, 0x3, 0x9, 0xb5, 0xd48, 0x8}, {0x6, 0x3, 0xe000000000000, 0x10001}, 0x4, 0x6e6bc0, 0x0, 0x1, 0x1}, {{@in=@loopback, 0x4d5, 0x33}, 0xa, @in=@loopback, 0x34ff, 0x7d47ffe8ce392877, 0x2, 0x8, 0x4, 0x0, 0x600}}, 0xe8) r7 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r7) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$KVM_SET_SREGS(r8, 0x4138ae84, &(0x7f0000000200)={{0x2000, 0x4000, 0xf, 0x1, 0x4, 0x2, 0xfb, 0x1f, 0x5, 0x1f, 0xc5, 0x5}, {0x1000, 0x4000, 0x9, 0xa1, 0x81, 0x9, 0x90, 0x7f, 0x9, 0x3f, 0x9, 0x80}, {0xd001, 0x5000, 0x9, 0x80, 0x2, 0x8, 0xfc, 0xc1, 0x5, 0x2, 0x6, 0x3f}, {0x0, 0x17001, 0x4, 0x1f, 0x7, 0x2, 0x2, 0xd4, 0x0, 0x20, 0x9d, 0x1}, {0x4000, 0x1, 0x8, 0x8, 0xf5, 0x0, 0xff, 0x6, 0x7, 0x6, 0x2, 0x8f}, {0x3000, 0x100002, 0x10, 0x1, 0x8, 0xd1, 0x5, 0xff, 0x3, 0x0, 0x40, 0x9}, {0x0, 0x5000, 0x4, 0xb6, 0x7, 0x20, 0xdf, 0x0, 0x2, 0x35, 0x1a, 0xff}, {0x6000, 0x6000, 0x0, 0x4, 0x0, 0x9, 0x0, 0x5, 0x0, 0x42, 0x9, 0x20}, {0x0, 0xf000}, {0x55866c6e43ce44f1, 0x8ae1c340e4a95eb5}, 0x21, 0x0, 0x5000, 0x108, 0x5, 0x1000, 0x1000, [0x2, 0x100000000, 0x200, 0xffffffff80000000]}) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r9 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000140)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$setperm(0x5, r9, 0x8000000) 11:10:24 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) r0 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r0, 0x0) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000080)={&(0x7f0000000040)=[0x0], 0x1, 0x400}) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:10:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc018aa3f) 11:10:24 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0481273) [ 233.232369][T12720] block nbd4: shutting down sockets [ 233.272675][T10312] block nbd2: Receive control failed (result -61) [ 233.281308][T12715] block nbd2: shutting down sockets [ 233.287305][T10312] block nbd1: Receive control failed (result -61) [ 233.295949][T12718] block nbd1: shutting down sockets 11:10:24 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 233.320320][T10312] block nbd5: Receive control failed (result -61) [ 233.328540][T12729] block nbd5: NBD_DISCONNECT [ 233.333876][T10312] block nbd0: Receive control failed (result -61) [ 233.340829][ T1523] block nbd1: Receive control failed (result -61) [ 233.351015][T12719] block nbd0: NBD_DISCONNECT [ 233.357373][T10312] block nbd2: Receive control failed (result -61) [ 233.357634][T12718] block nbd1: shutting down sockets 11:10:24 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f00006d3000/0x3000)=nil, 0x3000, 0x5, 0x2010, 0xffffffffffffffff, 0xfffffffffffffffd) [ 233.373106][T12715] block nbd2: shutting down sockets [ 233.390140][T12729] block nbd5: Send disconnect failed -22 [ 233.390466][T12719] block nbd0: Send disconnect failed -22 [ 233.420786][T12721] block nbd5: shutting down sockets 11:10:24 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc020660b) [ 233.449890][T12717] block nbd0: shutting down sockets 11:10:25 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0e85667) [ 233.548597][T12742] block nbd5: NBD_DISCONNECT [ 233.572727][T10312] block nbd0: Receive control failed (result -61) [ 233.589868][T12717] block nbd0: shutting down sockets 11:10:25 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x101000, 0x0) ioctl$VIDIOC_S_DV_TIMINGS(r0, 0xc0845657, &(0x7f0000000040)={0x0, @bt={0x7, 0x5, 0x0, 0x1, 0x10002, 0x8000, 0x2, 0x7882, 0x7, 0x8, 0x1cc, 0x9, 0x0, 0x6, 0x0, 0x2f}}) mlock2(&(0x7f00005e3000/0x1000)=nil, 0x1000, 0x0) mmap(&(0x7f0000bab000/0x4000)=nil, 0x4000, 0x0, 0x12, 0xffffffffffffffff, 0x0) 11:10:25 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab04) [ 233.670809][T10312] block nbd2: Receive control failed (result -61) [ 233.679631][T12744] block nbd2: shutting down sockets 11:10:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0xc0280) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r3, 0x0) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x5) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) r4 = syz_open_procfs(0x0, &(0x7f0000000000)='net/ip_vs\x00') r5 = socket$inet(0x2b, 0x1, 0x0) bind$inet(r5, &(0x7f0000000000)={0x2, 0x4e23, @multicast2}, 0x10) connect$inet(r5, &(0x7f00000000c0)={0x2, 0x4e23, @local}, 0x10) setsockopt$inet_tcp_TCP_ULP(r5, 0x6, 0x1f, &(0x7f00000001c0)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x66, &(0x7f0000000040)={0x0, 0xffff7fff}, &(0x7f0000000080)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r4, 0x84, 0x79, &(0x7f00000000c0)={r6, 0x1, 0x2}, 0x8) 11:10:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x8, 0x3, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x4be1f8b8fd4d2cf8, 0x0) fcntl$setpipe(r3, 0x407, 0xffff) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r4 = open(&(0x7f0000000280)='./bus\x00', 0x141042, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x0, 0x4002091, r4, 0x0) r5 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r5, &(0x7f0000001580)={0x43}, 0x43) fallocate(r5, 0x0, 0xffff, 0x9) ioctl$DRM_IOCTL_AGP_ALLOC(r5, 0xc0206434, &(0x7f0000000000)={0xaeb9, 0x0, 0x10001, 0x400000}) ioctl$DRM_IOCTL_SG_ALLOC(r4, 0xc0106438, &(0x7f0000000040)={0x40, r6}) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 233.729194][T10312] block nbd1: Receive control failed (result -61) [ 233.748181][T12746] block nbd1: shutting down sockets [ 233.767597][T10312] block nbd2: Receive control failed (result -61) [ 233.787713][T12744] block nbd2: shutting down sockets [ 233.825328][T10312] block nbd1: Receive control failed (result -61) [ 233.834032][T12746] block nbd1: shutting down sockets 11:10:25 executing program 4: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_DISCONNECT(r0, 0xab04) 11:10:25 executing program 1: syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x3, 0x5, 0x10000000000002) r1 = socket(0x40000000015, 0x5, 0x0) setsockopt$SO_RDS_TRANSPORT(r1, 0x114, 0x8, &(0x7f00000007c0)=0x1, 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_DISCONNECT(r0, 0xab08) 11:10:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xc0481273) [ 233.924486][T10312] block nbd0: Receive control failed (result -61) [ 233.942742][T12761] block nbd0: NBD_DISCONNECT 11:10:25 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r1 = fcntl$dupfd(0xffffffffffffffff, 0x46fe8cedccc414b7, r0) setsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r1, 0x84, 0x1e, &(0x7f0000000040)=0x1, 0x4) [ 233.977239][T12761] block nbd0: Send disconnect failed -22 [ 233.984293][T12766] block nbd5: NBD_DISCONNECT [ 234.047257][T12758] block nbd0: shutting down sockets [ 234.072741][T12778] block nbd5: NBD_DISCONNECT [ 234.086302][T12771] block nbd2: shutting down sockets 11:10:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 234.123041][ T1523] block nbd0: Receive control failed (result -61) [ 234.131112][T12783] block nbd1: NBD_DISCONNECT [ 234.135861][T12783] block nbd1: Send disconnect failed -95 [ 234.162571][T12770] block nbd0: NBD_DISCONNECT [ 234.163560][ T1523] block nbd2: Receive control failed (result -61) [ 234.176845][T12771] block nbd2: shutting down sockets [ 234.192744][T12770] block nbd0: Send disconnect failed -22 11:10:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f0000000000), &(0x7f0000000040)=0x4) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 234.227621][T12770] block nbd0: shutting down sockets 11:10:25 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) r0 = syz_open_dev$sndctrl(&(0x7f0000000040)='/dev/snd/controlC#\x00', 0x8, 0x164000) fsetxattr$security_selinux(r0, &(0x7f0000000080)='security.selinux\x00', &(0x7f00000000c0)='system_u:object_r:useradd_exec_t:s0\x00', 0x24, 0x1) mmap(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x1000004, 0x100010, 0xffffffffffffffff, 0x0) 11:10:25 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = accept4$ax25(0xffffffffffffffff, &(0x7f0000000000)={{0x3, @netrom}, [@rose, @rose, @rose, @remote, @bcast, @rose, @bcast, @netrom]}, &(0x7f0000000080)=0x48, 0x80000) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0), &(0x7f0000000100)=0xc) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_DISCONNECT(r2, 0xab08) 11:10:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/fev/nbd#\x00', 0x0, 0x800) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) openat$null(0xffffffffffffff9c, &(0x7f0000000000)='/dev/null\x00', 0x440, 0x0) r3 = open(0x0, 0x0, 0x0) write$P9_RSTATFS(r3, &(0x7f0000001580)={0x43}, 0x43) fallocate(r3, 0x0, 0xffff, 0x9) ioctl$NBD_DISCONNECT(r1, 0xab08) 11:10:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 234.362232][ T1523] block nbd5: Receive control failed (result -61) [ 234.370769][T12796] block nbd5: NBD_DISCONNECT [ 234.415870][T12796] block nbd5: Send disconnect failed -22 [ 234.471094][T12794] block nbd5: shutting down sockets [ 234.496862][ T1523] block nbd2: Receive control failed (result -61) [ 234.505258][T12804] block nbd2: NBD_DISCONNECT [ 234.515688][ T1523] block nbd5: Receive control failed (result -61) [ 234.523761][T12808] block nbd5: NBD_DISCONNECT [ 234.539718][T12804] block nbd2: Send disconnect failed -22 11:10:26 executing program 3: mmap(&(0x7f0000000000/0xda6000)=nil, 0xda6000, 0x2, 0x64031, 0xffffffffffffffff, 0x0) mq_open(&(0x7f0000000040)=':user\x00', 0x5bed6ff066ef1f48, 0x10, &(0x7f0000000080)={0x20, 0x3ff, 0x8, 0x2100, 0x4, 0xffffffffffff7fff, 0x1, 0xc7}) write$USERIO_CMD_REGISTER(0xffffffffffffffff, &(0x7f0000000000), 0x2) pwrite64(0xffffffffffffffff, &(0x7f0000000100)="c9bb4e10c650470eaad1e5a5ab84ea30520c6780d354209e2898826aeb9d0d76ee058f950c26d486fa375ba412b8abb4d6198a485a9062d0bed605ffd1114a635728265443fae2afabfa7551cd4ed04130b637bd3bf8ea08c60061a019cd2e0f6e9790dee29a072f48ce4b75f0", 0x6d, 0x0) mlock2(&(0x7f0000cfe000/0x7000)=nil, 0x7000, 0x0) mmap(&(0x7f0000000000/0xfda000)=nil, 0xfda000, 0x0, 0x31, 0xffffffffffffffff, 0x0) 11:10:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = socket$kcm(0xa, 0x5, 0x0) sendmsg$kcm(r2, &(0x7f00000045c0)={&(0x7f00000000c0)=@in6={0xa, 0x0, 0x0, @remote, 0x1d}, 0x80, &(0x7f0000000300)=[{&(0x7f0000000140)="dd", 0x1}], 0x1}, 0x0) setsockopt$sock_attach_bpf(r2, 0x1, 0x7, &(0x7f0000000080), 0x4) fsetxattr$security_capability(r2, &(0x7f0000000000)='security.capability\x00', &(0x7f0000000040)=@v2={0x2000000, [{0x3, 0x6}, {0x200, 0x2}]}, 0x14, 0x2) r3 = socket(0x2000000000000021, 0x2, 0x10000000000002) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 234.551754][T12808] block nbd5: Send disconnect failed -22 [ 234.575798][T12801] block nbd2: shutting down sockets 11:10:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DISCONNECT(r1, 0xab04) [ 234.607607][T12808] block nbd5: shutting down sockets [ 234.630768][T12801] block nbd2: shutting down sockets [ 234.780213][ T1523] block nbd0: Receive control failed (result -61) [ 234.788094][T12827] block nbd0: NBD_DISCONNECT [ 234.802901][T12827] block nbd0: Send disconnect failed -22 [ 234.858551][T12832] block nbd1: Device being setup by another task [ 234.866154][T12779] block nbd1: Disconnected due to user request. [ 234.879419][T12779] block nbd1: shutting down sockets [ 235.497323][T12821] block nbd0: shutting down sockets [ 235.509876][ T1523] block nbd0: Receive control failed (result -61) [ 235.519490][T12821] block nbd0: shutting down sockets [ 379.220308][ T1064] INFO: task syz-executor.1:12779 blocked for more than 143 seconds. [ 379.228631][ T1064] Not tainted 5.4.0-rc1+ #0 [ 379.233739][ T1064] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 379.242474][ T1064] syz-executor.1 D28016 12779 8833 0x00004004 [ 379.248900][ T1064] Call Trace: [ 379.252273][ T1064] __schedule+0x94f/0x1e70 [ 379.256706][ T1064] ? __sched_text_start+0x8/0x8 [ 379.261607][ T1064] ? __kasan_check_read+0x11/0x20 [ 379.266631][ T1064] ? __lock_acquire+0x16f2/0x4a00 [ 379.271734][ T1064] schedule+0xd9/0x260 [ 379.275814][ T1064] schedule_timeout+0x717/0xc50 [ 379.280709][ T1064] ? find_held_lock+0x35/0x130 [ 379.285476][ T1064] ? usleep_range+0x170/0x170 [ 379.290225][ T1064] ? lock_downgrade+0x920/0x920 [ 379.295077][ T1064] ? _raw_spin_unlock_irq+0x28/0x90 [ 379.300315][ T1064] ? wait_for_completion+0x294/0x440 [ 379.305616][ T1064] ? _raw_spin_unlock_irq+0x28/0x90 [ 379.310877][ T1064] ? lockdep_hardirqs_on+0x421/0x5e0 [ 379.316153][ T1064] ? trace_hardirqs_on+0x67/0x240 [ 379.321255][ T1064] ? __kasan_check_read+0x11/0x20 [ 379.326281][ T1064] wait_for_completion+0x29c/0x440 [ 379.331459][ T1064] ? wait_for_completion_interruptible+0x470/0x470 [ 379.337994][ T1064] ? wake_up_q+0xf0/0xf0 [ 379.342304][ T1064] ? flush_workqueue_prep_pwqs+0x352/0x590 [ 379.348119][ T1064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.354464][ T1064] flush_workqueue+0x40f/0x14c0 [ 379.359314][ T1064] ? __dev_printk+0x202/0x20e [ 379.364050][ T1064] ? _dev_warn+0xd7/0x109 [ 379.368410][ T1064] ? pwq_unbound_release_workfn+0x2f0/0x2f0 [ 379.374368][ T1064] ? sock_shutdown+0x83/0x200 [ 379.379076][ T1064] nbd_ioctl+0xb2e/0xc44 [ 379.383493][ T1064] ? nbd_ioctl+0xb2e/0xc44 [ 379.387914][ T1064] ? nbd_release+0x150/0x150 [ 379.392588][ T1064] ? finish_wait+0x260/0x260 [ 379.397178][ T1064] ? nbd_release+0x150/0x150 [ 379.401832][ T1064] blkdev_ioctl+0xedb/0x1c20 [ 379.406423][ T1064] ? blkpg_ioctl+0xa90/0xa90 [ 379.411065][ T1064] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 379.416873][ T1064] block_ioctl+0xee/0x130 [ 379.421255][ T1064] ? blkdev_fallocate+0x410/0x410 [ 379.426280][ T1064] do_vfs_ioctl+0xdb6/0x13e0 [ 379.430949][ T1064] ? ioctl_preallocate+0x210/0x210 [ 379.436062][ T1064] ? __fget+0x384/0x560 [ 379.440271][ T1064] ? ksys_dup3+0x3e0/0x3e0 [ 379.444684][ T1064] ? nsecs_to_jiffies+0x30/0x30 [ 379.449515][ T1064] ? tomoyo_file_ioctl+0x23/0x30 [ 379.454524][ T1064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.460855][ T1064] ? security_file_ioctl+0x8d/0xc0 [ 379.465949][ T1064] ksys_ioctl+0xab/0xd0 [ 379.470152][ T1064] __x64_sys_ioctl+0x73/0xb0 [ 379.474748][ T1064] do_syscall_64+0xfa/0x760 [ 379.479244][ T1064] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 379.485181][ T1064] RIP: 0033:0x459a59 [ 379.489089][ T1064] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <90> 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 379.508747][ T1064] RSP: 002b:00007f0c272cfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 379.517196][ T1064] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a59 [ 379.525219][ T1064] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000004 [ 379.533227][ T1064] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 379.541253][ T1064] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0c272d06d4 [ 379.549225][ T1064] R13: 00000000004c337f R14: 00000000004d6f90 R15: 00000000ffffffff [ 379.557293][ T1064] [ 379.557293][ T1064] Showing all locks held in the system: [ 379.565071][ T1064] 1 lock held by khungtaskd/1064: [ 379.570135][ T1064] #0: ffffffff88faae00 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 379.579492][ T1064] 1 lock held by rsyslogd/8702: [ 379.584410][ T1064] 2 locks held by getty/8792: [ 379.589069][ T1064] #0: ffff88808e0eca90 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.598049][ T1064] #1: ffffc90005f472e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.607683][ T1064] 2 locks held by getty/8793: [ 379.612380][ T1064] #0: ffff88808e0ed310 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.621447][ T1064] #1: ffffc90005f412e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.631064][ T1064] 2 locks held by getty/8794: [ 379.635726][ T1064] #0: ffff88808e0412d0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.644744][ T1064] #1: ffffc90005f392e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.654373][ T1064] 2 locks held by getty/8795: [ 379.659031][ T1064] #0: ffff88808e040a50 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.668016][ T1064] #1: ffffc90005f3d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.677651][ T1064] 2 locks held by getty/8796: [ 379.682360][ T1064] #0: ffff88808e60c190 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.691359][ T1064] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.701165][ T1064] 2 locks held by getty/8797: [ 379.705845][ T1064] #0: ffff88808e0401d0 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.714853][ T1064] #1: ffffc90005f4b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.724470][ T1064] 2 locks held by getty/8798: [ 379.729120][ T1064] #0: ffff88808f29cf10 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 379.738088][ T1064] #1: ffffc90005f192e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 379.747702][ T1064] 2 locks held by kworker/u5:3/10312: [ 379.753102][ T1064] #0: ffff88809d39ade8 ((wq_completion)knbd1-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 379.763364][ T1064] #1: ffff88805971fdc0 ((work_completion)(&args->work)){+.+.}, at: process_one_work+0x8c1/0x1740 [ 379.774025][ T1064] [ 379.776350][ T1064] ============================================= [ 379.776350][ T1064] [ 379.784819][ T1064] NMI backtrace for cpu 1 [ 379.789143][ T1064] CPU: 1 PID: 1064 Comm: khungtaskd Not tainted 5.4.0-rc1+ #0 [ 379.796573][ T1064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.806599][ T1064] Call Trace: [ 379.809883][ T1064] dump_stack+0x172/0x1f0 [ 379.814199][ T1064] nmi_cpu_backtrace.cold+0x70/0xb2 [ 379.819389][ T1064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 379.825605][ T1064] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 379.831213][ T1064] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 379.837183][ T1064] arch_trigger_cpumask_backtrace+0x14/0x20 [ 379.843055][ T1064] watchdog+0x9d0/0xef0 [ 379.847190][ T1064] kthread+0x361/0x430 [ 379.851234][ T1064] ? reset_hung_task_detector+0x30/0x30 [ 379.856755][ T1064] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 379.862989][ T1064] ret_from_fork+0x24/0x30 [ 379.867537][ T1064] Sending NMI from CPU 1 to CPUs 0: [ 379.873091][ C0] NMI backtrace for cpu 0 [ 379.873097][ C0] CPU: 0 PID: 85 Comm: kworker/u4:3 Not tainted 5.4.0-rc1+ #0 [ 379.873102][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 379.873106][ C0] Workqueue: bat_events batadv_nc_worker [ 379.873112][ C0] RIP: 0010:write_comp_data+0x9/0x70 [ 379.873122][ C0] Code: 13 00 00 8b 80 fc 12 00 00 48 8b 11 48 83 c2 01 48 39 d0 76 07 48 89 34 d1 48 89 11 5d c3 0f 1f 00 65 4c 8b 04 25 40 fe 01 00 <65> 8b 05 c8 ea 8e 7e a9 00 01 1f 00 75 51 41 8b 80 f8 12 00 00 83 [ 379.873125][ C0] RSP: 0018:ffff8880a94a7cc8 EFLAGS: 00000246 [ 379.873132][ C0] RAX: 0000000000000001 RBX: ffff88809e233000 RCX: ffffffff872ad0e1 [ 379.873137][ C0] RDX: 0000000000000001 RSI: 0000000000000000 RDI: 0000000000000001 [ 379.873141][ C0] RBP: ffff8880a94a7cd0 R08: ffff8880a948e000 R09: ffffed1015d06b75 [ 379.873146][ C0] R10: ffffed1015d06b74 R11: ffff8880ae835ba3 R12: 0000000000000001 [ 379.873150][ C0] R13: 000000000000024e R14: 0000000000000001 R15: dffffc0000000000 [ 379.873155][ C0] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 379.873159][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 379.873164][ C0] CR2: 00007f60403ee7f6 CR3: 0000000091067000 CR4: 00000000001406f0 [ 379.873168][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 379.873172][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 379.873175][ C0] Call Trace: [ 379.873179][ C0] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 379.873182][ C0] batadv_nc_worker+0x491/0x760 [ 379.873185][ C0] process_one_work+0x9af/0x1740 [ 379.873189][ C0] ? pwq_dec_nr_in_flight+0x320/0x320 [ 379.873192][ C0] ? lock_acquire+0x190/0x410 [ 379.873195][ C0] worker_thread+0x98/0xe40 [ 379.873198][ C0] ? trace_hardirqs_on+0x67/0x240 [ 379.873201][ C0] kthread+0x361/0x430 [ 379.873204][ C0] ? process_one_work+0x1740/0x1740 [ 379.873208][ C0] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 379.873211][ C0] ret_from_fork+0x24/0x30 [ 379.873804][ T1064] Kernel panic - not syncing: hung_task: blocked tasks [ 380.075876][ T1064] CPU: 1 PID: 1064 Comm: khungtaskd Not tainted 5.4.0-rc1+ #0 [ 380.083303][ T1064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 380.093332][ T1064] Call Trace: [ 380.096603][ T1064] dump_stack+0x172/0x1f0 [ 380.100930][ T1064] panic+0x2dc/0x755 [ 380.104797][ T1064] ? add_taint.cold+0x16/0x16 [ 380.109489][ T1064] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 380.115190][ T1064] ? printk_safe_flush+0xf2/0x140 [ 380.120190][ T1064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 380.126415][ T1064] ? nmi_trigger_cpumask_backtrace+0x224/0x28b [ 380.132585][ T1064] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 380.138709][ T1064] watchdog+0x9e1/0xef0 [ 380.142848][ T1064] kthread+0x361/0x430 [ 380.146911][ T1064] ? reset_hung_task_detector+0x30/0x30 [ 380.152440][ T1064] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 380.158653][ T1064] ret_from_fork+0x24/0x30 [ 380.164631][ T1064] Kernel Offset: disabled [ 380.168981][ T1064] Rebooting in 86400 seconds..