[  OK  ] Started Getty on tty4.
[  OK  ] Started Serial Getty on ttyS0.
[  OK  ] Started Getty on tty1.
[  OK  ] Started Getty on tty3.
[  OK  ] Started Getty on tty2.
[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.
         Starting Load/Save RF Kill Switch Status...
[  OK  ] Started Load/Save RF Kill Switch Status.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.101' (ECDSA) to the list of known hosts.
2021/09/11 13:18:33 fuzzer started
2021/09/11 13:18:33 dialing manager at 10.128.0.163:38423
2021/09/11 13:18:33 syscalls: 3412
2021/09/11 13:18:33 code coverage: enabled
2021/09/11 13:18:33 comparison tracing: enabled
2021/09/11 13:18:33 extra coverage: extra coverage is not supported by the kernel
2021/09/11 13:18:33 setuid sandbox: enabled
2021/09/11 13:18:33 namespace sandbox: enabled
2021/09/11 13:18:33 Android sandbox: /sys/fs/selinux/policy does not exist
2021/09/11 13:18:33 fault injection: enabled
2021/09/11 13:18:33 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled
2021/09/11 13:18:33 net packet injection: enabled
2021/09/11 13:18:33 net device setup: enabled
2021/09/11 13:18:33 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist
2021/09/11 13:18:33 devlink PCI setup: PCI device 0000:00:10.0 is not available
2021/09/11 13:18:33 USB emulation: /dev/raw-gadget does not exist
2021/09/11 13:18:33 hci packet injection: enabled
2021/09/11 13:18:33 wifi device emulation: enabled
2021/09/11 13:18:33 802.15.4 emulation: enabled
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[  133.962479] ieee802154 phy0 wpan0: encryption failed: -22
[  133.968088] ieee802154 phy1 wpan1: encryption failed: -22
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2021/09/11 13:20:18 starting 6 fuzzer processes
13:20:18 executing program 0:
add_key$keyring(&(0x7f0000000000), &(0x7f0000000080)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffe)

13:20:18 executing program 1:
perf_event_open(&(0x7f0000000580)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c3e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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)
mkdir(&(0x7f0000000180)='./file0\x00', 0x0)
mkdir(&(0x7f0000000300)='./bus\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000640)='configfs\x00', 0x4000, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, 0x0, 0x80)
mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000240)=ANY=[@ANYBLOB='lowerdir=.:file0'])
mkdir(&(0x7f00000002c0)='./file1\x00', 0x0)
creat(0x0, 0x0)
open$dir(0x0, 0x101040, 0x0)
lsetxattr$security_capability(0x0, &(0x7f0000000700), 0x0, 0x0, 0x0)
creat(&(0x7f0000000180)='./bus/file0\x00', 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0'])
lsetxattr$security_capability(&(0x7f0000000500)='./bus\x00', &(0x7f0000000600), &(0x7f0000000680)=@v2={0x2000000, [{0xfffffff7, 0x1}]}, 0x14, 0x0)
chdir(&(0x7f00000001c0)='./bus\x00')
rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00')

13:20:18 executing program 2:
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={0x0}, 0x10)
renameat(0xffffffffffffffff, &(0x7f0000000a40)='./file0\x00', 0xffffffffffffffff, &(0x7f0000000ac0)='./file0\x00')

13:20:18 executing program 3:
r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x11, 0x6, &(0x7f00000004c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)='GPL\x00', 0x5, 0x29e, &(0x7f000000cf3d)=""/195, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x6, 0x0, 0x0, 0x10, 0x0}, 0x70)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000001c0)={&(0x7f0000000200)='sys_enter\x00', r0}, 0x10)
accept$inet(0xffffffffffffffff, 0x0, 0x0)

13:20:18 executing program 4:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x42, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
mount$fuse(0x0, &(0x7f00000042c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000004680)={0x2020, 0x0, <r2=>0x0}, 0x2020)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800006, 0x12, r3, 0x0)
write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r2}, 0x50)
syz_fuse_handle_req(r0, &(0x7f00000091c0)="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", 0x2000, &(0x7f00000069c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000066c0)={0x90, 0x0, 0x0, {0x4, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000, 0x0, 0x0, 0x0, 0x100}}}, 0x0, 0x0, 0x0, 0x0})
r4 = openat(0xffffffffffffff9c, &(0x7f0000004400)='./file0/file0\x00', 0x185842, 0x0)
write(r4, &(0x7f0000004200)="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", 0x29000)

13:20:19 executing program 5:
clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
r0 = gettid()
wait4(0x0, 0x0, 0x80000002, 0x0)
vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000200)="860c3fe93c1242f4e7b126b097eaa769be09000000d34e677d114b654b49938ca8db38f8c44f7b7d9c40000000ffffffe687cfac79b04c2e1fea4b7a3dfc8ea6a7efefe4d21810262f4adaf1e8eab06db4ec53303739b6d1438b4b6a8fd8fbf026387e787780178155460d3056c1639b7f800066cee12ee3cc7004cf962a17a2f866daf8a5896da99a094e5d93bcf7fdbe4972ef821820e41abb9b9aabb63ac63f0693309633c1b478e0918a113f1324aa6eae6622ab919ed7dbd007eb0dde309ba77ede6ae76b992535842aa12b917b4f79d3b289d8784c2375d786405f1bac5a27", 0xe2}], 0x4, 0x0)
ptrace$setopts(0x4206, r0, 0x0, 0x0)
tkill(r0, 0x3a)
ptrace$cont(0x18, r0, 0x0, 0x0)
ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080))
ptrace$cont(0x18, r0, 0x0, 0x0)

[  138.184832] IPVS: ftp: loaded support on port[0] = 21
[  138.291130] chnl_net:caif_netlink_parms(): no params data found
[  138.344690] IPVS: ftp: loaded support on port[0] = 21
[  138.435002] chnl_net:caif_netlink_parms(): no params data found
[  138.472543] IPVS: ftp: loaded support on port[0] = 21
[  138.507751] bridge0: port 1(bridge_slave_0) entered blocking state
[  138.514353] bridge0: port 1(bridge_slave_0) entered disabled state
[  138.522768] device bridge_slave_0 entered promiscuous mode
[  138.544919] bridge0: port 2(bridge_slave_1) entered blocking state
[  138.552864] bridge0: port 2(bridge_slave_1) entered disabled state
[  138.560547] device bridge_slave_1 entered promiscuous mode
[  138.588772] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  138.600969] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  138.688134] IPVS: ftp: loaded support on port[0] = 21
[  138.694646] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  138.702455] team0: Port device team_slave_0 added
[  138.712319] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  138.719714] team0: Port device team_slave_1 added
[  138.725524] bridge0: port 1(bridge_slave_0) entered blocking state
[  138.732042] bridge0: port 1(bridge_slave_0) entered disabled state
[  138.738929] device bridge_slave_0 entered promiscuous mode
[  138.749326] bridge0: port 2(bridge_slave_1) entered blocking state
[  138.756258] bridge0: port 2(bridge_slave_1) entered disabled state
[  138.775851] device bridge_slave_1 entered promiscuous mode
[  138.818911] batman_adv: batadv0: Adding interface: batadv_slave_0
[  138.826026] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  138.857793] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  138.871782] batman_adv: batadv0: Adding interface: batadv_slave_1
[  138.878030] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  138.905027] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  138.919536] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  138.940072] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  138.949257] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  138.961688] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  138.975279] IPVS: ftp: loaded support on port[0] = 21
[  139.015270] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  139.017423] IPVS: ftp: loaded support on port[0] = 21
[  139.023420] team0: Port device team_slave_0 added
[  139.038716] device hsr_slave_0 entered promiscuous mode
[  139.045801] device hsr_slave_1 entered promiscuous mode
[  139.087477] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  139.098932] team0: Port device team_slave_1 added
[  139.106243] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  139.135336] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  139.159684] chnl_net:caif_netlink_parms(): no params data found
[  139.215101] batman_adv: batadv0: Adding interface: batadv_slave_0
[  139.221936] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  139.247727] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  139.312975] batman_adv: batadv0: Adding interface: batadv_slave_1
[  139.319257] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  139.345540] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  139.376412] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  139.412078] chnl_net:caif_netlink_parms(): no params data found
[  139.421296] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  139.519000] device hsr_slave_0 entered promiscuous mode
[  139.524924] device hsr_slave_1 entered promiscuous mode
[  139.544751] chnl_net:caif_netlink_parms(): no params data found
[  139.560404] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  139.595188] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  139.668586] bridge0: port 1(bridge_slave_0) entered blocking state
[  139.675554] bridge0: port 1(bridge_slave_0) entered disabled state
[  139.684979] device bridge_slave_0 entered promiscuous mode
[  139.693244] bridge0: port 2(bridge_slave_1) entered blocking state
[  139.699577] bridge0: port 2(bridge_slave_1) entered disabled state
[  139.708060] device bridge_slave_1 entered promiscuous mode
[  139.757668] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  139.780792] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  139.802643] chnl_net:caif_netlink_parms(): no params data found
[  139.837739] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  139.877546] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  139.885345] team0: Port device team_slave_0 added
[  139.891611] bridge0: port 1(bridge_slave_0) entered blocking state
[  139.897949] bridge0: port 1(bridge_slave_0) entered disabled state
[  139.906375] device bridge_slave_0 entered promiscuous mode
[  139.933022] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  139.941715] team0: Port device team_slave_1 added
[  139.946876] bridge0: port 2(bridge_slave_1) entered blocking state
[  139.953702] bridge0: port 2(bridge_slave_1) entered disabled state
[  139.961057] device bridge_slave_1 entered promiscuous mode
[  139.967086] bridge0: port 1(bridge_slave_0) entered blocking state
[  139.974423] bridge0: port 1(bridge_slave_0) entered disabled state
[  139.981773] device bridge_slave_0 entered promiscuous mode
[  140.028230] bridge0: port 2(bridge_slave_1) entered blocking state
[  140.034862] bridge0: port 2(bridge_slave_1) entered disabled state
[  140.043253] device bridge_slave_1 entered promiscuous mode
[  140.056772] batman_adv: batadv0: Adding interface: batadv_slave_0
[  140.063766] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.089719] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  140.101925] batman_adv: batadv0: Adding interface: batadv_slave_1
[  140.108158] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.134150] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  140.146115] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  140.159353] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  140.184623] device hsr_slave_0 entered promiscuous mode
[  140.191318] device hsr_slave_1 entered promiscuous mode
[  140.201191] Bluetooth: hci0: command 0x0409 tx timeout
[  140.209340] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  140.219130] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  140.233669] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  140.243606] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  140.255899] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  140.279174] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  140.286418] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  140.324637] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  140.332792] team0: Port device team_slave_0 added
[  140.345106] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  140.353354] team0: Port device team_slave_0 added
[  140.358454] bridge0: port 1(bridge_slave_0) entered blocking state
[  140.360620] Bluetooth: hci1: command 0x0409 tx timeout
[  140.372745] bridge0: port 1(bridge_slave_0) entered disabled state
[  140.379688] device bridge_slave_0 entered promiscuous mode
[  140.390691] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  140.397964] team0: Port device team_slave_1 added
[  140.404657] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  140.412625] team0: Port device team_slave_1 added
[  140.417730] bridge0: port 2(bridge_slave_1) entered blocking state
[  140.424320] bridge0: port 2(bridge_slave_1) entered disabled state
[  140.431810] device bridge_slave_1 entered promiscuous mode
[  140.460688] 8021q: adding VLAN 0 to HW filter on device bond0
[  140.499257] bond0: Enslaving bond_slave_0 as an active interface with an up link
[  140.511785] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  140.521215] Bluetooth: hci2: command 0x0409 tx timeout
[  140.526051] batman_adv: batadv0: Adding interface: batadv_slave_0
[  140.533411] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.559252] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  140.570871] batman_adv: batadv0: Adding interface: batadv_slave_0
[  140.577111] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.602376] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  140.614697] batman_adv: batadv0: Adding interface: batadv_slave_1
[  140.621145] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.646486] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  140.658419] bond0: Enslaving bond_slave_1 as an active interface with an up link
[  140.671514] batman_adv: batadv0: Adding interface: batadv_slave_1
[  140.677753] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  140.680407] Bluetooth: hci3: command 0x0409 tx timeout
[  140.703351] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  140.720466] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  140.727942] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  140.736501] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  140.761171] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  140.772478] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  140.778720] 8021q: adding VLAN 0 to HW filter on device team0
[  140.791359] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  140.808166] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready
[  140.816280] team0: Port device team_slave_0 added
[  140.821894] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  140.829349] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  140.840398] Bluetooth: hci4: command 0x0409 tx timeout
[  140.858460] device hsr_slave_0 entered promiscuous mode
[  140.864517] device hsr_slave_1 entered promiscuous mode
[  140.876430] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  140.885672] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready
[  140.894138] team0: Port device team_slave_1 added
[  140.900486] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  140.907983] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  140.916304] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  140.924519] bridge0: port 1(bridge_slave_0) entered blocking state
[  140.931008] bridge0: port 1(bridge_slave_0) entered forwarding state
[  140.938136] Bluetooth: hci5: command 0x0409 tx timeout
[  140.955117] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  140.970057] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  140.978669] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  140.986362] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  140.995828] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  141.003768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  141.011532] bridge0: port 2(bridge_slave_1) entered blocking state
[  141.017860] bridge0: port 2(bridge_slave_1) entered forwarding state
[  141.025427] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  141.035714] device hsr_slave_0 entered promiscuous mode
[  141.041899] device hsr_slave_1 entered promiscuous mode
[  141.051733] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  141.071672] batman_adv: batadv0: Adding interface: batadv_slave_0
[  141.077911] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  141.103729] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  141.115917] batman_adv: batadv0: Adding interface: batadv_slave_1
[  141.122389] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem.
[  141.147628] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  141.158530] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready
[  141.168825] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  141.177923] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  141.189940] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready
[  141.222834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  141.238759] 8021q: adding VLAN 0 to HW filter on device bond0
[  141.263597] device hsr_slave_0 entered promiscuous mode
[  141.269221] device hsr_slave_1 entered promiscuous mode
[  141.278369] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  141.291007] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  141.299267] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  141.305893] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready
[  141.312900] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  141.323819] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  141.335056] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  141.343686] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  141.354253] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  141.380580] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready
[  141.391353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  141.398993] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  141.407532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  141.415034] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  141.424825] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  141.449746] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  141.457837] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  141.468368] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  141.475310] 8021q: adding VLAN 0 to HW filter on device team0
[  141.483053] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  141.498034] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
[  141.509097] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  141.515986] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  141.529597] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  141.536712] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  141.544505] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  141.552066] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  141.559754] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  141.567673] bridge0: port 1(bridge_slave_0) entered blocking state
[  141.574062] bridge0: port 1(bridge_slave_0) entered forwarding state
[  141.584400] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  141.615645] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  141.651458] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  141.662125] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  141.669835] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  141.679002] bridge0: port 2(bridge_slave_1) entered blocking state
[  141.685404] bridge0: port 2(bridge_slave_1) entered forwarding state
[  141.711699] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  141.734168] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  141.748498] 8021q: adding VLAN 0 to HW filter on device bond0
[  141.755883] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  141.763193] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  141.769840] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  141.791761] 8021q: adding VLAN 0 to HW filter on device batadv0
[  141.800927] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  141.817428] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  141.835869] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  141.846150] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  141.862136] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  141.871372] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  141.883153] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  141.891926] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  141.899356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  141.908139] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  141.916293] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  141.928407] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  141.936843] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  141.946414] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  141.952628] 8021q: adding VLAN 0 to HW filter on device team0
[  141.963922] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  141.973787] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  141.981874] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  141.990771] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  141.997757] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  142.006901] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  142.017119] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  142.026358] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  142.046763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  142.054335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  142.062447] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  142.070606] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  142.078129] bridge0: port 1(bridge_slave_0) entered blocking state
[  142.084527] bridge0: port 1(bridge_slave_0) entered forwarding state
[  142.092236] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  142.102922] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  142.110274] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  142.117917] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  142.132536] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready
[  142.145640] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  142.155638] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  142.165384] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  142.174839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  142.182787] bridge0: port 2(bridge_slave_1) entered blocking state
[  142.189131] bridge0: port 2(bridge_slave_1) entered forwarding state
[  142.196397] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  142.206858] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  142.213140] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  142.238001] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  142.247033] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  142.262514] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  142.269492] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  142.277656] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
[  142.284479] Bluetooth: hci0: command 0x041b tx timeout
[  142.292758] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  142.300486] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  142.307153] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  142.313911] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  142.339955] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  142.353422] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  142.362637] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  142.372861] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
[  142.387022] 8021q: adding VLAN 0 to HW filter on device batadv0
[  142.395713] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  142.404129] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  142.412589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  142.419873] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  142.427491] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  142.435374] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  142.440137] Bluetooth: hci1: command 0x041b tx timeout
[  142.446395] 8021q: adding VLAN 0 to HW filter on device bond0
[  142.456158] device veth0_vlan entered promiscuous mode
[  142.474377] 8021q: adding VLAN 0 to HW filter on device bond0
[  142.481936] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  142.488761] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  142.501963] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  142.512669] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  142.523167] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  142.529230] 8021q: adding VLAN 0 to HW filter on device team0
[  142.537518] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  142.550709] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  142.557547] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  142.565703] device veth1_vlan entered promiscuous mode
[  142.574508] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  142.584419] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  142.594396] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  142.600428] Bluetooth: hci2: command 0x041b tx timeout
[  142.605825] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  142.613447] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  142.622223] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  142.629649] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  142.637309] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  142.644575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  142.656743] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  142.669031] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  142.675458] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  142.689923] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  142.698240] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  142.706716] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  142.714925] bridge0: port 1(bridge_slave_0) entered blocking state
[  142.721336] bridge0: port 1(bridge_slave_0) entered forwarding state
[  142.729645] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  142.738051] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  142.751640] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  142.761121] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  142.767193] 8021q: adding VLAN 0 to HW filter on device team0
[  142.773195] Bluetooth: hci3: command 0x041b tx timeout
[  142.781405] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  142.788491] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  142.795912] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  142.804168] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  142.812235] bridge0: port 2(bridge_slave_1) entered blocking state
[  142.818563] bridge0: port 2(bridge_slave_1) entered forwarding state
[  142.826659] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  142.834932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  142.843932] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  142.851833] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  142.863096] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  142.871444] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  142.882598] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  142.891617] device veth0_macvtap entered promiscuous mode
[  142.898339] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  142.908523] 8021q: adding VLAN 0 to HW filter on device bond0
[  142.916542] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  142.923161] Bluetooth: hci4: command 0x041b tx timeout
[  142.929582] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  142.937656] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  142.945247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  142.953069] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  142.962944] bridge0: port 1(bridge_slave_0) entered blocking state
[  142.969273] bridge0: port 1(bridge_slave_0) entered forwarding state
[  142.976314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  142.984597] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  142.994494] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
[  143.002498] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  143.004386] Bluetooth: hci5: command 0x041b tx timeout
[  143.016683] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  143.026300] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  143.034770] device veth1_macvtap entered promiscuous mode
[  143.041754] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready
[  143.049632] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  143.057709] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  143.065252] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  143.072112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  143.079752] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  143.087548] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  143.095586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  143.103261] bridge0: port 2(bridge_slave_1) entered blocking state
[  143.109591] bridge0: port 2(bridge_slave_1) entered forwarding state
[  143.118673] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
[  143.127531] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  143.142349] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  143.149615] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  143.156617] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready
[  143.167654] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready
[  143.176034] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  143.184020] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  143.195209] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
[  143.202117] 8021q: adding VLAN 0 to HW filter on device team0
[  143.209818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  143.218529] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  143.227126] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  143.235375] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  143.243341] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
[  143.252253] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  143.265774] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
[  143.273294] batman_adv: batadv0: Interface activated: batadv_slave_0
[  143.281373] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  143.289051] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  143.297259] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  143.305020] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  143.313258] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  143.325060] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  143.340676] 8021q: adding VLAN 0 to HW filter on device batadv0
[  143.350872] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  143.357771] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  143.370386] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  143.377838] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  143.389390] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
[  143.397556] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  143.406802] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
[  143.416135] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  143.423400] batman_adv: batadv0: Interface activated: batadv_slave_1
[  143.433984] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  143.441430] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  143.448744] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  143.456788] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  143.464804] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready
[  143.473266] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready
[  143.481406] bridge0: port 1(bridge_slave_0) entered blocking state
[  143.487742] bridge0: port 1(bridge_slave_0) entered forwarding state
[  143.494696] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  143.503282] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  143.513325] device veth0_vlan entered promiscuous mode
[  143.522963] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
[  143.534643] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  143.540978] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  143.552700] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  143.559627] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  143.569547] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  143.577375] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready
[  143.584854] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready
[  143.593035] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready
[  143.600910] bridge0: port 2(bridge_slave_1) entered blocking state
[  143.607243] bridge0: port 2(bridge_slave_1) entered forwarding state
[  143.622029] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  143.631815] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  143.641719] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
[  143.649829] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  143.661871] device veth1_vlan entered promiscuous mode
[  143.669867] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  143.679255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  143.687641] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready
[  143.696515] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  143.705161] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  143.717509] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
[  143.741643] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  143.752240] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  143.762337] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready
[  143.773833] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  143.781850] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  143.792322] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
[  143.800875] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  143.808213] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  143.815785] device veth0_macvtap entered promiscuous mode
[  143.822582] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  143.833231] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  143.841629] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  143.848491] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
[  143.856496] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  143.864371] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready
[  143.872608] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready
[  143.880220] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  143.887653] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  143.898094] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
[  143.905727] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  143.915491] device veth1_macvtap entered promiscuous mode
[  143.922733] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready
[  143.935255] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
[  143.948741] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  143.965496] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  143.973519] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready
[  143.981364] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready
[  143.988987] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready
[  143.997242] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  144.004537] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  144.011842] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  144.019207] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  144.027204] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  144.035227] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  144.046550] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
[  144.056385] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  144.067740] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  144.077555] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
[  144.085211] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  144.092587] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  144.099452] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready
[  144.107552] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready
[  144.116392] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready
[  144.125151] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready
[  144.133943] device veth0_vlan entered promiscuous mode
[  144.141168] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  144.147175] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  144.156724] 8021q: adding VLAN 0 to HW filter on device batadv0
[  144.200692] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
[  144.206955] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready
[  144.229332] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  144.239637] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  144.251097] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
[  144.258206] batman_adv: batadv0: Interface activated: batadv_slave_0
[  144.268591] device veth1_vlan entered promiscuous mode
[  144.275474] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready
[  144.292114] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  144.299317] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[  144.307629] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  144.316576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  144.325271] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  144.335821] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  144.346217] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  144.353456] batman_adv: batadv0: Interface activated: batadv_slave_1
[  144.362853] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready
[  144.370388] Bluetooth: hci0: command 0x040f tx timeout
[  144.372968] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  144.385893] IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready
[  144.396461] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[  144.405170] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  144.413356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  144.433884] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  144.459743] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  144.477574] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
[  144.508101] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  144.516448] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  144.526127] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  144.533092] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  144.539756] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
[  144.546601] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready
[  144.554020] Bluetooth: hci1: command 0x040f tx timeout
[  144.555503] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  144.571842] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  144.582657] 8021q: adding VLAN 0 to HW filter on device batadv0
[  144.604264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  144.613611] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  144.625618] 8021q: adding VLAN 0 to HW filter on device batadv0
[  144.634938] device veth0_macvtap entered promiscuous mode
[  144.641871] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  144.649870] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  144.661099] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  144.668972] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  144.683614] Bluetooth: hci2: command 0x040f tx timeout
[  144.695879] device veth1_macvtap entered promiscuous mode
[  144.708669] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  144.714354] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  144.727275] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  144.731005] IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready
[  144.747817] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  144.755992] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  144.762929] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
[  144.785105] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  144.794940] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  144.803406] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  144.816844] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  144.827635] IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready
[  144.839852] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  144.846737] Bluetooth: hci3: command 0x040f tx timeout
[  144.858480] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  144.867340] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready
[  144.875576] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready
[  144.886083] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
[  144.894426] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  144.896272] device veth0_vlan entered promiscuous mode
[  144.907191] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  144.911398] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  144.924342] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  144.933502] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  144.943250] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  144.953403] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
[  144.960727] batman_adv: batadv0: Interface activated: batadv_slave_0
[  144.968100] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[  144.979280] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  144.993341] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  145.000208] Bluetooth: hci4: command 0x040f tx timeout
[  145.001939] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  145.013634] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  145.022098] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  145.028937] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  145.040964] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  145.051434] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.060605] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  145.070601] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.080633] Bluetooth: hci5: command 0x040f tx timeout
[  145.081218] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  145.094190] batman_adv: batadv0: Interface activated: batadv_slave_1
[  145.114795] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  145.127766] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  145.145136] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
13:20:26 executing program 0:
bpf$PROG_LOAD(0x5, &(0x7f000000d000)={0xe, 0x3, &(0x7f0000000040)=@raw=[@exit, @exit, @jmp={0x5, 0x0, 0x9, 0x8, 0x4, 0x0, 0x4}], &(0x7f0000014ff5)='GPL\x00', 0x5, 0xff6, &(0x7f0000014000)=""/4086, 0x0, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x7fffffff}, 0x10}, 0x78)

[  145.169112] device veth1_vlan entered promiscuous mode
[  145.185386] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready
[  145.192935] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[  145.202061] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  145.215874] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  145.232851] IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready
[  145.242106] IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready
[  145.248891] IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready
[  145.261096] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
13:20:26 executing program 0:
r0 = openat$cachefiles(0xffffffffffffff9c, &(0x7f00000000c0), 0x80c0, 0x0)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000280), 0xffffffffffffffff)
ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={'wlan0\x00', <r2=>0x0})
sendmsg$NL80211_CMD_TDLS_OPER(r0, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x7c, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {{}, {@val={0x8, 0x3, r2}, @val={0xc, 0x99, {0xe7, 0x77}}}}, [@NL80211_ATTR_TDLS_OPERATION={0x5, 0x8a, 0x1}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}, @NL80211_ATTR_TDLS_OPERATION={0x5, 0x8a, 0x4}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}, @NL80211_ATTR_TDLS_OPERATION={0x5, 0x8a, 0x1}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_MAC={0xa, 0x6, @broadcast}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x0)
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='cgroup.controllers\x00', 0x275a, 0x0)
write$binfmt_script(r3, &(0x7f0000000040)=ANY=[], 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r3, 0x0)
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000001280)='cgroup.controllers\x00', 0xb00000000065808, 0x0)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NL80211_CMD_CHANNEL_SWITCH(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="80"], 0x80}}, 0x0)
r6 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$SEG6_CMD_SETHMAC(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x30, r6, 0xc01, 0x0, 0x0, {}, [@SEG6_ATTR_SECRETLEN={0x5, 0x5, 0x5}, @SEG6_ATTR_HMACKEYID={0x8, 0x3, 0x5}, @SEG6_ATTR_ALGID={0x5}, @SEG6_ATTR_SECRET={0x4}]}, 0x30}}, 0x0)
sendfile(r5, r4, 0x0, 0x100000004)
getsockopt$packet_buf(r3, 0x107, 0x5, &(0x7f00000012c0)=""/4096, &(0x7f0000000400)=0x1000)
socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r7=>0xffffffffffffffff})
ioctl$TUNSETLINK(r7, 0x8912, 0x400308)

[  145.279059] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready
[  145.306528] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[  145.316589] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  145.325096] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  145.334974] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  145.342289] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  145.358577] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  145.371439] device veth0_vlan entered promiscuous mode
[  145.380390] IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready
[  145.389059] device veth0_vlan entered promiscuous mode
[  145.418885] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  145.429036] device veth1_vlan entered promiscuous mode
[  145.431662] audit: type=1804 audit(1631366426.761:2): pid=9458 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir496217340/syzkaller.zzoq3l/2/cgroup.controllers" dev="sda1" ino=13893 res=1
[  145.440021] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready
[  145.470259] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[  145.477618] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready
[  145.485695] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready
[  145.494875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  145.503019] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  145.511729] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready
[  145.518605] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready
[  145.528551] device veth0_macvtap entered promiscuous mode
[  145.535236] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  145.558999] device veth1_vlan entered promiscuous mode
[  145.571834] IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready
[  145.580226] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready
[  145.587181] device veth1_macvtap entered promiscuous mode
[  145.596433] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready
[  145.611708] IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready
[  145.619758] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  145.633652] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  145.641760] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[  145.649276] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready
[  145.661700] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready
[  145.669119] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  145.682239] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  145.692886] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  145.704686] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  145.708287] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  145.719350] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  145.722883] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  145.733670] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  145.746446] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
[  145.758017] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  145.774468] device veth0_macvtap entered promiscuous mode
[  145.787755] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  145.801655] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  145.812934] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.826036] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  145.836288] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.847384] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  145.857605] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.873553] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
[  145.883308] batman_adv: batadv0: Interface activated: batadv_slave_0
[  145.913869] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  145.921428] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  145.929620] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  145.949233] IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready
[  145.957693] device veth1_macvtap entered promiscuous mode
[  145.965595] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready
[  145.973063] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  145.983231] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  145.992554] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.003113] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.012320] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.022114] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.032584] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  146.039460] batman_adv: batadv0: Interface activated: batadv_slave_1
[  146.051288] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  146.060453] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  146.065370] IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready
[  146.072256] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  146.079125] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  146.088717] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  146.099488] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  146.112359] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  146.123335] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[  146.133146] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready
[  146.143925] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready
13:20:27 executing program 0:
r0 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
mknod$loop(&(0x7f0000000000)='./file0\x00', 0x6000, 0x1)
mount(&(0x7f0000000100)=@filename='./file0\x00', &(0x7f0000000140)='./file0\x00', &(0x7f0000000080)='iso9660\x00', 0x0, 0x0)
open_by_handle_at(r0, &(0x7f0000000040)=@FILEID_UDF_WITHOUT_PARENT={0xc, 0x51, {0x81, 0x6, 0x40, 0x6000}}, 0x111000)

[  146.161824] device veth0_macvtap entered promiscuous mode
[  146.168240] IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready
[  146.178143] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  146.188819] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready
[  146.202330] device veth1_macvtap entered promiscuous mode
[  146.209066] IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready
[  146.236341] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  146.260605] print_req_error: I/O error, dev loop1, sector 64
[  146.266826] isofs_fill_super: bread failed, dev=loop1, iso_blknum=16, block=32
[  146.274615] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.309325] hrtimer: interrupt took 43175 ns
[  146.310437] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  146.331057] print_req_error: I/O error, dev loop1, sector 64
[  146.336994] isofs_fill_super: bread failed, dev=loop1, iso_blknum=16, block=32
[  146.380175] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.389315] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
13:20:27 executing program 0:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000002580)=@ccm_128={{0x7}, "01c5218958c52353", "051c15d71bad187f83da78c1a87b567d", "7b7cb08e", "4b3ff544cf898394"}, 0x28)
r1 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
r2 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r2)
recvmmsg(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000002440)=[{&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000000)=""/54, 0x36}, {&(0x7f0000000080)=""/222, 0xde}, {&(0x7f0000000180)=""/23, 0x17}, {&(0x7f00000001c0)=""/33, 0x21}, {&(0x7f0000001340)=""/4096, 0x1000}, {&(0x7f0000002340)=""/240, 0xf0}], 0x7, &(0x7f00000024c0)=""/56, 0x38}, 0x2}, {{&(0x7f0000002500)=@isdn, 0x80, &(0x7f0000002580), 0x0, &(0x7f00000025c0)=""/50, 0x32}, 0xfffffff7}, {{0x0, 0x0, &(0x7f0000002600)}, 0x40}, {{&(0x7f0000002640)=@ethernet={0x0, @link_local}, 0x80, &(0x7f0000004a80)=[{&(0x7f00000026c0)=""/105, 0x69}, {&(0x7f0000002740)}, {&(0x7f0000002780)=""/30, 0x1e}, {&(0x7f00000027c0)=""/4096, 0x1000}, {&(0x7f00000037c0)=""/100, 0x64}, {&(0x7f0000003840)=""/4096, 0x1000}, {&(0x7f0000004840)=""/214, 0xd6}, {&(0x7f0000004940)=""/130, 0x82}, {&(0x7f0000004a00)=""/102, 0x66}], 0x9, &(0x7f0000004b40)=""/8, 0x8}, 0x1}], 0x4, 0x40000020, &(0x7f0000004c80)={0x77359400})
close(r1)
listen(r0, 0x8b)
getsockopt$inet6_int(r0, 0x29, 0x10, 0xffffffffffffffff, &(0x7f0000000040))

[  146.455028] Bluetooth: hci0: command 0x0419 tx timeout
[  146.459910] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.469427] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  146.533028] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.540131] overlayfs: './file0' not a directory
[  146.568929] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
13:20:27 executing program 1:
r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
r1 = getpid()
rt_tgsigqueueinfo(r1, r1, 0x10000000016, &(0x7f0000000040))
ptrace(0x10, r1)
r2 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$LOOP_CLR_FD(r2, 0x4c01)
ptrace$getregset(0x4204, r1, 0x202, &(0x7f00000000c0)={0x0, 0x700})

[  146.581827] overlayfs: 'file0' not a directory
[  146.600520] Bluetooth: hci1: command 0x0419 tx timeout
[  146.606557] batman_adv: batadv0: Interface activated: batadv_slave_0
[  146.672988] IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready
[  146.707785] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready
[  146.722471] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  146.743274] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  146.759259] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.760235] Bluetooth: hci2: command 0x0419 tx timeout
[  146.786006] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.801129] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.814966] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.825980] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.845102] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.859104] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  146.873834] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  146.884893] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  146.897445] batman_adv: batadv0: Interface activated: batadv_slave_1
13:20:28 executing program 0:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_TLS_RX(r0, 0x6, 0x2, &(0x7f0000002580)=@ccm_128={{0x7}, "01c5218958c52353", "051c15d71bad187f83da78c1a87b567d", "7b7cb08e", "4b3ff544cf898394"}, 0x28)
r1 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
r2 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r2)
recvmmsg(r2, &(0x7f0000004b80)=[{{0x0, 0x0, &(0x7f0000002440)=[{&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000000)=""/54, 0x36}, {&(0x7f0000000080)=""/222, 0xde}, {&(0x7f0000000180)=""/23, 0x17}, {&(0x7f00000001c0)=""/33, 0x21}, {&(0x7f0000001340)=""/4096, 0x1000}, {&(0x7f0000002340)=""/240, 0xf0}], 0x7, &(0x7f00000024c0)=""/56, 0x38}, 0x2}, {{&(0x7f0000002500)=@isdn, 0x80, &(0x7f0000002580), 0x0, &(0x7f00000025c0)=""/50, 0x32}, 0xfffffff7}, {{0x0, 0x0, &(0x7f0000002600)}, 0x40}, {{&(0x7f0000002640)=@ethernet={0x0, @link_local}, 0x80, &(0x7f0000004a80)=[{&(0x7f00000026c0)=""/105, 0x69}, {&(0x7f0000002740)}, {&(0x7f0000002780)=""/30, 0x1e}, {&(0x7f00000027c0)=""/4096, 0x1000}, {&(0x7f00000037c0)=""/100, 0x64}, {&(0x7f0000003840)=""/4096, 0x1000}, {&(0x7f0000004840)=""/214, 0xd6}, {&(0x7f0000004940)=""/130, 0x82}, {&(0x7f0000004a00)=""/102, 0x66}], 0x9, &(0x7f0000004b40)=""/8, 0x8}, 0x1}], 0x4, 0x40000020, &(0x7f0000004c80)={0x77359400})
close(r1)
listen(r0, 0x8b)
getsockopt$inet6_int(r0, 0x29, 0x10, 0xffffffffffffffff, &(0x7f0000000040))

[  146.917680] IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready
[  146.920298] Bluetooth: hci3: command 0x0419 tx timeout
[  146.950019] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  146.957886] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  147.003253] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  147.026943] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.054120] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  147.079476] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.079982] Bluetooth: hci4: command 0x0419 tx timeout
[  147.106999] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  147.117276] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.132697] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  147.145276] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.157696] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0
[  147.160341] Bluetooth: hci5: command 0x0419 tx timeout
[  147.171319] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.190853] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready
[  147.197884] batman_adv: batadv0: Interface activated: batadv_slave_0
[  147.213820] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  147.234320] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  147.244041] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready
[  147.257574] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
13:20:28 executing program 0:
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/notes', 0x0, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000200)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0)
r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
preadv(r0, &(0x7f0000002440)=[{&(0x7f0000000140)=""/105, 0x69}, {&(0x7f0000000280)=""/104, 0x68}, {&(0x7f0000000300)=""/116, 0x74}, {&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001380)=""/191, 0xbf}, {&(0x7f0000001440)=""/4096, 0x1000}], 0x6, 0x8, 0xfff)
perf_event_open(&(0x7f0000000080)={0x3, 0x80, 0x2, 0x4, 0x81, 0xe2, 0x0, 0x6, 0x20000, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x5, 0x2, @perf_bp={&(0x7f0000000040), 0xc}, 0x4, 0x1200000000000, 0x8, 0x6, 0x1, 0x0, 0x5d94, 0x0, 0x6b6, 0x0, 0x9}, 0x0, 0xb, r1, 0x8)
r2 = syz_open_procfs(0x0, &(0x7f0000000100)='fd/3\x00')
preadv(r2, &(0x7f00000017c0), 0x3da, 0x0, 0x0)

[  147.263575] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready
[  147.289207] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  147.301306] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  147.332579] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.342154] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  147.352292] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.361784] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  147.371840] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
13:20:28 executing program 0:
getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000003c0)={{{@in=@loopback, @in=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r0=>0x0}}, {{@in6=@loopback}, 0x0, @in6=@local}}, &(0x7f0000000000)=0xe8)
getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r1=>0x0}, &(0x7f0000cab000)=0xc)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000001a80)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000001a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, r1}}}], 0x20}}], 0x1, 0x0)
read$FUSE(0xffffffffffffffff, &(0x7f0000001ac0)={0x2020, 0x0, 0x0, <r2=>0x0}, 0x2020)
getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r3=>0x0}, &(0x7f0000cab000)=0xc)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000001a80)=[{{0x0, 0x0, 0x0, 0x0, &(0x7f0000001a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, r3}}}], 0x20}}], 0x1, 0x0)
syz_mount_image$efs(&(0x7f0000000040), &(0x7f0000000100)='./file0\x00', 0x7, 0xa, &(0x7f0000000200)=[{&(0x7f0000010000)="01434430303101004e65744253442020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202000000000000000001e0000000000001e0000000000000000000000000000000000000000000000000000000000000000010000010100000100080800180000000000001812000000000000000000001300000000220014000000000000140008000000000800780913141510080200000100000101002020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020323032303039313932303231313630300832303230303931393230323131363030083030303030303030303030303030303000323032303039313932303231313630300801005b4150504c49434154494f4e205553455d2d2d3e202e2e2e00"/928, 0x3a0, 0x8000}, {&(0x7f0000010400)='\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00... <--[APPLICATION USE]\x00'/64, 0x40, 0x8540}, {&(0x7f0000010500)="ff43443030310100"/32, 0x20, 0x87fe}, {&(0x7f0000010600)="01001400000001000000050015000000010046494c4530000000000000000000", 0x20, 0x10000000009000}, {&(0x7f0000010700)="01000000001400010000050000000015000146494c4530000000000000000000", 0x20, 0x9800}, {&(0x7f0000010800)="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"/288, 0x120, 0xa000}, {&(0x7f0000000300)="220015000000000000150008680000000800950913141510080200000100000101002200140000000000001400000800780913141510080200000100000101012a000a3f2550000000161a0400000000041a7809131415100800005aea0000000000004c45302e3b31002a001700000000000017260000000000002678091314151008000000010000010846494c45312e3b310000feffffff0000000000000058d16401873520de671571303e8b2f44", 0xb0, 0xa800}, {&(0x7f0000010b00)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0xb000}, {&(0x7f0000000140)="73797a6b616c6c657273797a6b61a2187ca712e87dea616c6c657273797a6b616c6c657273797a6b616c6c65727373797a6b386c6c657273797a6b616c6c657273797a6b616c6c657273797a6b616c6c6572730000000000000000000000000000000000000000000000000000000091140a480fbbb0e9f5e96c1cd5f36cf739f58151ee98ae5e0349d91c5015a8d7d1f07fd89abfd228705ebd49ed82320c8900"/177, 0xb1, 0xb800}, {&(0x7f0000011100)='syzkallers\x00'/32, 0x20, 0xc000}], 0x0, &(0x7f00000004c0)={[], [{@fowner_eq={'fowner', 0x3d, r0}}, {@euid_lt={'euid<', r1}}, {@uid_eq={'uid', 0x3d, r2}}, {@fowner_gt={'fowner>', r3}}, {@context={'context', 0x3d, 'sysadm_u'}}, {@fsname={'fsname', 0x3d, '@/,&{'}}]})

[  147.385206] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  147.408756] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.420108] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1
[  147.431390] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems!
[  147.442679] IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready
[  147.449627] batman_adv: batadv0: Interface activated: batadv_slave_1
[  147.462755] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready
[  147.483305] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
[  147.538106] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  147.596563] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  147.608408] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  147.626051] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
13:20:29 executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

[  147.831619] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  147.920148] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  147.927280] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  147.948494] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  147.969222] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  147.983321] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  147.992092] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  148.001897] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  148.009013] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  148.060389] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[  148.093788] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  148.103077] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[  148.115653] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  148.130987] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  148.135241] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
[  148.138096] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  148.141655] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  148.191512] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[  148.195865] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  148.202120] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  148.320555] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[  148.328677] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
[  148.356491] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
[  148.365175] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
[  148.434923] ptrace attach of "/root/syz-executor.5"[9699] was attempted by "/root/syz-executor.5"[9701]
13:20:29 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

13:20:29 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)

13:20:29 executing program 0:
syz_mount_image$iso9660(&(0x7f0000000000), &(0x7f0000000100)='./bus\x00', 0x0, 0x3, &(0x7f0000000400)=[{&(0x7f0000010000)="01434430303101004c494e55582020202020202020202020202020202020202020202020202020204344524f4d2020202020202020202020202020002020202020202020202020200000000000000000bf000000000000bf000000000000000000000000000000000000000000000000000000000000000001000001010000010008080018000000000000181400000000000000000000160000000022001c", 0x9f, 0x8000}, {&(0x7f0000010600)="0243443030310100004c0049004e0055005800200020002000200020002000200020002000200020004300440052004f004d002000200020002000200020002000200020002000200000000000000000bf000000000000bf252f", 0x5a, 0x8800}, {&(0x7f0000011100)="88001c0000000000001c00080000000008007809140b2a3a0802000001000001010053500701beef005252050181505824", 0x31, 0xe000}], 0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB='cheRk=ra|ad,\x00\x00\x00'])
r0 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
syz_mount_image$qnx4(&(0x7f0000000080), &(0x7f00000000c0)='./bus\x00', 0x7, 0x5, &(0x7f0000000500)=[{&(0x7f0000000200)="c8b4570f5376864633941ee038c301af54e791239b45019da2660f1f16769fa22c938f0a7b46312c079fd4efe32df4afbd0911ee59d41633246e8871fae858bf46815c869bb2979c8b6fdafcf834d89fa78aba6e4638e6dcde9c1954774360b90ea2ad2821034d7885340845fc9ed179d9afff2543abe686205e31c6d4761231636975", 0x83, 0x100000000}, {&(0x7f0000000140)="21fdef74cad57627a66ff00b5e08a8c5d8cf8f84b84f0b7a634e3d6de1630a46d0331ef1b648e4c09ae3e558bb1506ac6964d0d1b0e141fccec76d41021ea2cce49808e4c5d7a09acb7f8baf72529714fea83af8cdc4b14c4322b90e57855b4fb5c31189b2c3e7ba73db242bec7a7da1e40bce68028e0e4318e674ca", 0x7c, 0x6}, {&(0x7f00000002c0)="c16d02fa9bc69cacd247e9151d433a8b0af55379fdf1e87feaf544c69d80c2fefa674ee8a475c40df9a82eab2d552ed14e214c437a6eb65a5ca575485f3aaccee2ae729f949c8f899b6839765dc561ca37ad7e016d6b9323510f6a361faa9783bb9858e4199c224ec0cc90054be613c8507c309815ddc6f25c8340150f71d16fa719c1d8d5f453ac515b0799bd85f45901b9b07392faa8c5bab36229f3391c2e17d173a404c38db3b36333f51d3cce43e7d3dd0663b0d58f506e3373b156db", 0xbf, 0x1400000000000}, {&(0x7f0000000380)="28b325b046d6da3c0c5e146382354c8d15eacef5c2d4f4ae62c6c183011aa1b334eb6f88cfaaaecb018515fb7b8ec65b9f4d44964b659e5ecc914abcf3c8bc", 0x3f, 0xe6}, {&(0x7f0000000480)="a1fd1aaafd7fe914f47df106d784878ad1902d0884cf1a6084dd4d9d92257da5453e09f974fa37bd91e591910b9b81ad0e1600b459bb940aee0fb753932a7a3096970581f20b22d6bc2f8619ae20c7101f1e3ea29db36c30c6b71e894c954a3ab04f2862605fce4e555fa180e878dbc386598e1ff1eaf3", 0x77, 0x7}], 0x800, &(0x7f0000000580)={[{}, {'iso9660\x00'}, {'iso9660\x00'}, {'iso9660\x00'}, {'iso9660\x00'}, {'iso9660\x00'}, {')$:/'}, {'iso9660\x00'}, {}], [{@func={'func', 0x3d, 'CREDS_CHECK'}}]})
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r0, 0x0)
preadv(r0, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
openat(r0, &(0x7f0000000040)='./bus\x00', 0xe0080, 0x0)

13:20:29 executing program 4:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x42, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
mount$fuse(0x0, &(0x7f00000042c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000004680)={0x2020, 0x0, <r2=>0x0}, 0x2020)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800006, 0x12, r3, 0x0)
write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r2}, 0x50)
syz_fuse_handle_req(r0, &(0x7f00000091c0)="9eda438838743bd4e9720bee57093515dc189a5ea685e9556c1c2c3cfc4df50d66d31a48aa312663b68d18c5826b5b55fb738208863dac0f10f423aee7a5d8ddc45ebdfeb7424bae859d7c37ecfc4b63914d5a56d91017dd22bc84f759a15969951aef9d5c88c96560896988fa18cd946cfcc3a0f1c993348377904eac32c980bdf7976ebca2b499cab63c4e841514277fc71d4620e29a92523402485de0e82896484c0ae497a4d686df23ca7b68c3fd5e624d3510d7f94838e54af877ca58a00c5a672bba11f5aa1ed1980dfef47b9973d0bf456ded5e72f1702b3dc5197fce39cba53a038d8dc0ec783ce70577107dc5e8b299e64a0b7f1191f0926bd25762370191710bab2f44e9069f55f8a3f87e4cb488a2fb3348c0bf3b3874291f83e4776b160ea73aafa3919c7c069c73c0052173a63158db8b65541d161f9c964926ad7f06bdd6cb6a32135b04e35701c2e13c49c1f75dc7a25d623378860692d172ec3f1e1f2d9dc77c015c13721efcb101c2390abb847e871132f472a37cc0163b39b1d575a5444e246a08a1afb1a696cabab29498a314429a3b9f44c43ba29f71fac1fbe0d01c3c16d22730932704bcfb0c1b7a432bc51dd3f5dd5afc3b342cbe6a6ff899039e28f9a51881b1d46fdcf31767cb6f5c5c69ab3c80615d77c4d1664fc4ec831b8cea2e752bbb7a9ce79df875b29f1e232751daf32a1a0c4ff8bd0688e2b8e2d668b8a77e20a9eb6ec2e2c23b94e507baeacbcfa31fb6e1ca3343668f43e3aa6d85e7c29bf0bb4dbdabddc92be7f4a6f5d21b19e6da17bfb6cc926e3847532fae29c7b62fb909130ec372d3c16cfe6aaf3ce2af0fe7610fde7aad61bc80d2f96b999c8ccf6d22cf903ca8ae8b879ec4a416f334982e9810c0140a18d4dc81b5edaae23e9f4abaf40ed71512aebbba5bb251545e188db789558a845a2877b14bdaeec3c738b7d730c0860531bf5517d4f0e8f95ed3571f8a35816d5116fcb8d7cbf42b7d5d5e65541508c898bb2e0fe96297d2ab7135662de39df099ebaed5871111f5346278cee5728cec512e6c0a0d65b51e3d627873195b84103341c2bc83b6c8fdd8ba17f5957413f61c69d618c9b9d0b1f08dc81921b6c662ee1da3bfa019b095e9a03c2db4d645ccb7364e895098cbf7d932c72d80663c7a1694d122f7348393079223c11d36c64a5856eae0397ab9a9d948204b74e56525a9d552dd0916de81cbb5af3c59b3d7f8f9154423ce2cb45a5bc808e24bef13212019a19545fe54ba84d01534358380192b8c7b0eda907810375bb66a578a58fec392b47991271c8367b91d710e8a176bc1a4e96f0e137d4c25fbb03eddc392f9f170dd744472b864fbbae7c93d86e682308b21b73c5652065d72cf02e1152b44024a90a3b52eb0bb3cb412e518d37a68aa4c7f46789c54ab30d3a73d0a8712fde612294cda2aa1ccf164930b9b1d17801d4fbb06e849d39bf2b5141330caa0d2618b616f1c67e1ca57080e79ed9092ba7a55e8121cfc825cd26a0199a479a7ab1b7b23d2a4dd82fa6d04ee41ca680435efc934f0451e865e8632ac2f1115f4cdd33b0fccb7a2326127faf20cba37c828613dba5a98f4e1ad25eb6b91078cf73d873df9ef91531476f64b83559ff7ccdc4c070d478b18196ea05fe8d4ea0216ee5273dfabbd04582f40f064c9781afd2cbf30901f28cd09cc934f1b2d50883778274177e3dba8af0a1b931d80ce1a6c4085780ea2195b65ecfd2953f78a5290fe560d0cd6a5e73890a5a82dc410b92a3ef2be05ec5607820fd4ca6b9c3aa258d59022fdcb21665f1ce4e8aad8fd918c43bd3c2afe3dc223ff9f48831d401c8b6996190793d1dd7551f8511b69283992398d8f9b4bd2b3398d3b8c6f3c5d8b802ca5282b70242df2b7be4b38e70c3065f8da888631375afcc05ce578089c4f783776b286b7a60d1b5e189e2742a3240c1036a953d886885422eef01413c38099b64505fd5a73488acb4e611820674c58ae74d6c64a885d4beda9bd7903bcdc71e3711e2a057c0eab2100c321050ab14c6e453c53182577ad3178603cd9afde40a701120e9a36074fd582428c74e02781318e6c65450f8f020bd22475696fe13b8c59260e53a06d16eabd135e887a0a6bbc8ad21be7661df76fec5b13844f68b8eed1a7379713738beac9f23c7a26520e19797a910cde9fb285179526889b908b7eb49bb06f70f6271fba8712c1a4269ebcf4b7d043e924e3d2c4c753fd7e547d95841e335179836f76424e728810d7f32b78256ea30c79d9238a6588426e1f2d4c0b03d5605bd826ed24f0f11326b4cf958632b86e017aa80e142db1580c44f76d9c98196f3f6852ab2bfc6a01a3553a130c2d171957f5a45c3550fbbc990ef8742a98a86b280a57b9f198ff436bc01161ada50e6f23026c3254adf2321bff7e20aa54080bbb57d8d52c6a6df6107706a2e5bc6da68f17b474c0edd39401d765086e885cf7992405f856557915603cbe8894676e996bbadbb649a5e7498b91f9bd2f697dd9ebbe4d386050258b9f4c94781e61c660651c3f1e3ae51f8c035eca365bf15d6db48ea9ce183515f4a208d010f7c23dcacbd6e225490d7e9c133525f5c9018d752b21b4897bf18b64b6a9936f538a0a8958fc934440aeeaad2b68ac844d76f0900a6c95bd0b353d85d4fb62eb88360112237fd8c636a80e3130b21d66ae8ec58a4b76cba0602f96da919f7e84fd37e3ec2379f58e389a39c78d2482e03c379e3c4649ad63a76e3707ecff07d2fcb0c9dfc524cab49e69a09c92e4f88714335cb57d3f6184d07bef9657280fb5c9fd2d8f940f7ac6c5407e3077aa2e4ba8e217e0ee19e302d6d90e3be05a86dade35d2e454e511afb5cf5936f1d11f2fa6be6ceaa817dbdc7a6aabf2fad8ff3efa8382a25099f0c5989d2ad56ae0f4968b2cfcfc67b4f1c161c75900b4848f59a3c0376dfcb7997bf28e9e85d6dd942a360516de38e1c1a038a796f9a77ff2b0c7e5e8f4932391a0e58e76dacc6f9764178a211dfde3e75d367d2911ff398126ffdf83cf2fbdf1ad5232bed9155f7a168638a572094a9e934d4969b358cf6e121d7fd2aeae2f499068b42c152f0e3403a230885d6f92f038ddaa23499f804ffb06abdbabb51f6c38c92fb1a6271a4b13d6d11125b8ec12efa5907dc65062797fb9cca15e2f254e76b182d3fcdb4e96ac4de36d6df7e7bba5c32f422286b1be3b79bffb6fd693761952d195a84ad9ceb07287a0fbefab9e0347b513c5f60233ccd4b52d90ec144a2f896d9dc7f279f8aa93038f3efa286e1c3006933a4d7183d952f8d28b141b28b2af355b5bd8198dfde1ffb8d09202aff0d16ca3fec194662892a49f829813970a4520f1228aa03d211a45bed3b2e05bf1f10b1a152761e7b6c6ddea863a3c02224256092c70ca70dc185c4c385dd98b09e2682661e1e66f71d9c4037048eb70e8a1cbe57de87ec43713abf5fdcf63b9c482f318e3bec37e878dadbae15a02d731e6c8574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", 0x2000, &(0x7f00000069c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000066c0)={0x90, 0x0, 0x0, {0x4, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000, 0x0, 0x0, 0x0, 0x100}}}, 0x0, 0x0, 0x0, 0x0})
r4 = openat(0xffffffffffffff9c, &(0x7f0000004400)='./file0/file0\x00', 0x185842, 0x0)
write(r4, &(0x7f0000004200)="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", 0x29000)

13:20:29 executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

13:20:29 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

[  148.719895] block nbd1: Device being setup by another task
[  148.841005] qnx4: no qnx4 filesystem (no root dir).
[  149.076285] block nbd1: shutting down sockets
13:20:30 executing program 4:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x42, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
mount$fuse(0x0, &(0x7f00000042c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000004680)={0x2020, 0x0, <r2=>0x0}, 0x2020)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800006, 0x12, r3, 0x0)
write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r2}, 0x50)
syz_fuse_handle_req(r0, &(0x7f00000091c0)="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", 0x2000, &(0x7f00000069c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000066c0)={0x90, 0x0, 0x0, {0x4, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000, 0x0, 0x0, 0x0, 0x100}}}, 0x0, 0x0, 0x0, 0x0})
r4 = openat(0xffffffffffffff9c, &(0x7f0000004400)='./file0/file0\x00', 0x185842, 0x0)
write(r4, &(0x7f0000004200)="74efc4c419fdb8d66b12a7bbf371d056ad6f01e9762d70401d1c9d331b48b925e9e6a7759abb206b9b18bfc3f3f96adb2b37c2121ef21e91bac768dd33df29649da1d82e826a55c4d60bb6f510daee26004b741c951d528d806efbe00c439f2df46d3adf8be24e280b948a49afd17d56437c6e752d84f99bf37a88f0c54488dd13b848f2381d7d2aecb68ed16762e4a3c1a847565364b9f1af92c9c89e06e89fe6179cb7078a742cb968a9f09cc690dc473df29d6ad9af5879e9a2618c63702117a3a63d3a4236baee86f5f452e9663a795306dabb97db884348ab437bdc13b7cfb03eff1cf216f09d21078e1852fc7c96413d9d65c52ce9baa6bc26de7f028738a17120de30a433c9c3c8e276f3ae5e18a1f95767fffe8e98b0c3f134f12263b01c36866d4e0e856cc14ecf50279adb9438c6219c49cae973d8e7faf33dcdeb96d7ef7e89ae828cb91df22939307bb1f7fb7392e1e24f6b63166b89937c00eb8fea0245cd93e4aa803160bd71c1a0bbb6b8285d8ab654485ab985f1dd2eb9abf53131a9680dcafe4000d3ea528dd52aba3e4ff6a3883ec614253d5627bd91522d881128328ed1e00907fa6cc48cec5268bbedd85ec02d8bac3183460dd1a27fbc06b5642473a41a6cbfb07f53deab2473b37c3d10a125d610f1b9ea5c83e7d462048f25fc1e79295eeff750a23faf5d542758c421bb0673504c9dbae2959f77", 0x29000)

13:20:30 executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0)
r0 = getpid()
pipe(&(0x7f00000000c0)={<r1=>0xffffffffffffffff})
sched_setattr(0x0, &(0x7f0000000180)={0x38, 0x1, 0x0, 0x0, 0x4, 0x4000, 0x0, 0x40000}, 0x0)
sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x8}, 0x0)
pipe(&(0x7f00000003c0)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
r4 = syz_open_dev$evdev(&(0x7f0000000080), 0x0, 0x0)
ioctl$EVIOCSKEYCODE_V2(r4, 0x80104592, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x24, "ed005400000000003ec13e20000000eb00df0000000000001f00"})
r5 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000080)=[{&(0x7f00000003c0)="2e00000010008108040f80fddb4c08000a480e072c000000e8bd6e0eb80314000e000100240248ff050005001200", 0x2e}], 0x1, 0x0, 0x0, 0xfcffffff}, 0x0)
fcntl$setpipe(r3, 0x407, 0x0)
write(r3, &(0x7f0000000340), 0x41395527)
getrlimit(0x1, 0x0)
vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500)}], 0x1, 0x0)
sched_setattr(0x0, &(0x7f0000000080)={0x38, 0x2, 0x0, 0x2, 0xfffffff8, 0x7, 0x0, 0x3}, 0x0)
ioctl$SECCOMP_IOCTL_NOTIF_RECV(r2, 0xc0502100, &(0x7f0000000100)={0x0, <r6=>0x0})
sched_getattr(r6, &(0x7f00000001c0)={0x38}, 0x38, 0x0)
r7 = open(&(0x7f0000000200)='./bus\x00', 0x1612c2, 0x0)
r8 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/asound/seq/clients\x00', 0x0, 0x0)
sendfile(r7, r8, 0x0, 0x4000000000010046)

13:20:30 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)

13:20:30 executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

13:20:30 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

13:20:31 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

13:20:31 executing program 4:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000002080), 0x42, 0x0)
r1 = openat(0xffffffffffffffff, &(0x7f0000000080)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
mount$fuse(0x0, &(0x7f00000042c0)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0])
read$FUSE(r0, &(0x7f0000004680)={0x2020, 0x0, <r2=>0x0}, 0x2020)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800006, 0x12, r3, 0x0)
write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r2}, 0x50)
syz_fuse_handle_req(r0, &(0x7f00000091c0)="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", 0x2000, &(0x7f00000069c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000066c0)={0x90, 0x0, 0x0, {0x4, 0x0, 0x0, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6000, 0x0, 0x0, 0x0, 0x100}}}, 0x0, 0x0, 0x0, 0x0})
r4 = openat(0xffffffffffffff9c, &(0x7f0000004400)='./file0/file0\x00', 0x185842, 0x0)
write(r4, &(0x7f0000004200)="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", 0x29000)

[  149.733818] block nbd1: shutting down sockets
13:20:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)

13:20:31 executing program 1:
r0 = syz_open_dev$tty1(0xc, 0x4, 0x1)
ioctl$TCSBRKP(r0, 0x5425, 0x2d)
ioctl$DRM_IOCTL_SET_SAREA_CTX(r0, 0x4010641c, 0x0)
setsockopt$inet6_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0)
r1 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r1)
setsockopt$inet6_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f0000000200)='hybla\x00', 0x6)
perf_event_open(&(0x7f0000000080)={0x5, 0x80, 0x7f, 0x8, 0x1f, 0x3f, 0x0, 0x0, 0xa1c8, 0x4, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x7ff, 0x0, @perf_bp={&(0x7f0000000000), 0xb}, 0xf300, 0xd87a, 0x101, 0x2, 0x1, 0x2b, 0x4, 0x0, 0x1, 0x0, 0x9}, 0x0, 0xd, 0xffffffffffffffff, 0x0)
unshare(0x40000000)
ioctl$VT_WAITACTIVE(0xffffffffffffffff, 0x5607)
r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180), 0x4000, 0x0)
ioctl$DRM_IOCTL_MODE_OBJ_GETPROPERTIES(r2, 0xc02064b9, &(0x7f0000000280)={&(0x7f0000000100)=[0x0, 0x0, 0x2], &(0x7f0000000140), 0x3, 0x80, 0xbbbbbbbb})
ioctl$KDGKBDIACR(r0, 0x4b4a, &(0x7f00000001c0)=""/5)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000480)='/proc/sysvipc/msg\x00', 0x0, 0x0)
setsockopt$inet6_tcp_TCP_MD5SIG(r3, 0x6, 0xe, 0x0, 0x0)
ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(0xffffffffffffffff, 0x8983, &(0x7f0000000140)={0x0, 'vcan0\x00', {0x4}, 0x2000})
syz_genetlink_get_family_id$devlink(&(0x7f0000000040), 0xffffffffffffffff)

[  150.215718] IPVS: ftp: loaded support on port[0] = 21
13:20:31 executing program 0:
syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x387, 0x1, &(0x7f0000000200)=[{&(0x7f0000010000)="eb58906d6b66732e666174000280200002007a0004f8000060004000000007f90000000001", 0x25}], 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB="00c7d5ea3c9d9991a0488eb7f51ea645a35ce9acd20573983b93853257260a7dbc0a0f9344a1ff38ccd8246d"])

13:20:31 executing program 2:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

[  150.494918] block nbd5: shutting down sockets
13:20:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)

13:20:31 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0xa4080, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
msgget$private(0x0, 0x0)
r0 = openat$md(0xffffffffffffff9c, &(0x7f0000000040), 0x200400, 0x0)
mmap(&(0x7f0000379000/0x4000)=nil, 0x4000, 0x0, 0x1010, 0xffffffffffffffff, 0x7db51000)
ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0)
msgctl$IPC_SET(0x0, 0x1, &(0x7f0000258f88)={{0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe8})
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000380), 0x4000000044882, 0x0)
io_setup(0x1, &(0x7f0000000240)=<r2=>0x0)
msgget$private(0x0, 0x0)
msgctl$IPC_STAT(0x0, 0x2, &(0x7f0000000180)=""/124)
preadv(r0, &(0x7f0000001580)=[{&(0x7f00000003c0)=""/4096, 0x1000}, {&(0x7f0000000180)=""/126, 0x7e}, {&(0x7f0000000080)=""/38, 0x26}, {0x0}, {&(0x7f0000000280)=""/161, 0xa1}, {&(0x7f00000013c0)=""/178, 0xb2}, {&(0x7f0000000200)=""/23, 0x17}, {&(0x7f0000001480)=""/226, 0xe2}], 0x8, 0x6, 0x10000)
msgctl$MSG_STAT_ANY(0x0, 0xd, &(0x7f00000000c0)=""/21)
r3 = getgid()
r4 = getpid()
sched_setattr(r4, &(0x7f0000000040)={0x38, 0x1, 0x0, 0x0, 0x3}, 0x0)
msgctl$IPC_SET(0x0, 0x1, &(0x7f0000000340)={{0x0, 0x0, 0x0, 0xee00, r3, 0x100, 0x6}, 0x0, 0x0, 0x9, 0x9, 0x112f, 0x0, 0xef, 0x1, 0x9, 0x1ff, 0xffffffffffffffff, r4})
msgrcv(0x0, &(0x7f0000000100)={0x0, ""/4}, 0xc, 0x1, 0x3000)
io_submit(r2, 0x8, &(0x7f00000000c0)=[&(0x7f0000000140)={0x3a000000, 0x2759, 0xd, 0x0, 0x0, r1, &(0x7f0000000000)="98", 0x3e80000000}])
openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, 0xffffffffffffffff, 0x0)

[  150.569941] FAT-fs (loop0): bread failed, FSINFO block (sector = 1)
[  150.647841] FAT-fs (loop0): bread failed, FSINFO block (sector = 1)
13:20:32 executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x400, 0x0, 0x32}, 0x9c)
bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000847fff)='X', 0x34000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1, 0x30}, 0x1c)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000001c0)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, 0x9c)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, 0x0, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f0000001a00)=ANY=[@ANYBLOB="ed4a009808", @ANYRES32=0x0], 0x44}, 0x1, 0x0, 0x0, 0x4044}, 0x20048000)
r1 = socket$inet6(0xa, 0x800000000000002, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000002fc0), 0x0, 0x41, 0x0)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000740)={0x0, @in={{0x2, 0x4e22, @multicast1}}, 0x9, 0x80, 0xffffffff, 0x0, 0x81, 0x1, 0x3f}, 0x9c)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xfffeffbfffffffff, 0xffffffffffffffff, 0x0)
r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000003240), 0x0, 0x0)
connect$inet6(r2, &(0x7f0000003280)={0xa, 0x4e21, 0x9, @loopback, 0x6}, 0x1c)
getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000003c0)={0x0, @in6={{0xa, 0x4e20, 0x1, @private0, 0x3}}, 0x0, 0xfffd, 0x724, 0x8001, 0x10, 0x8, 0x1}, &(0x7f0000000480)=0x9c)
shutdown(r0, 0x2)

13:20:32 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r5 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r6 = dup(r1)
connect(r5, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r6, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)
writev(r4, &(0x7f00000006c0)=[{&(0x7f0000000000)='0', 0x1}, {&(0x7f0000000280)='2', 0x1}], 0x2)

[  150.746089] IPVS: ftp: loaded support on port[0] = 21
13:20:32 executing program 2:
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = gettid()
r2 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r2, &(0x7f0000001b00)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b323db42507b87b9ec0431bb18e482db4653f8ce89f2dcfea001aa46"], 0x191)
r3 = socket$inet(0x10, 0x80003, 0x0)
sendmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000040)="24000000180003041dfffd946f610500020c010a1f05fe060c10080008000f00ff00c00e140000001a00ffffba16a0aa1c09000014000000", 0x38}], 0x1}, 0x0)
fcntl$addseals(r0, 0x409, 0x5)
perf_event_open(&(0x7f0000000680)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x41, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
close(r2)
getpriority(0x0, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f0000000180)=@v3={0x3000000, [{0x4}]}, 0x18, 0x0)
clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000100))
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
perf_event_open(0x0, 0xffffffffffffffff, 0x2000000000d, r2, 0x2)
ptrace$setopts(0x4206, r1, 0x0, 0x0)

[  150.821361] block nbd5: shutting down sockets
13:20:32 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)

[  151.089159] ptrace attach of "/root/syz-executor.2"[9847] was attempted by "/root/syz-executor.2"[9857]
13:20:32 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r4 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r5 = dup(r1)
connect(r4, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r5, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)

13:20:32 executing program 2:
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = gettid()
r2 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r2, &(0x7f0000001b00)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b323db42507b87b9ec0431bb18e482db4653f8ce89f2dcfea001aa46"], 0x191)
r3 = socket$inet(0x10, 0x80003, 0x0)
sendmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000040)="24000000180003041dfffd946f610500020c010a1f05fe060c10080008000f00ff00c00e140000001a00ffffba16a0aa1c09000014000000", 0x38}], 0x1}, 0x0)
fcntl$addseals(r0, 0x409, 0x5)
perf_event_open(&(0x7f0000000680)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x41, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
close(r2)
getpriority(0x0, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f0000000180)=@v3={0x3000000, [{0x4}]}, 0x18, 0x0)
clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000100))
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
perf_event_open(0x0, 0xffffffffffffffff, 0x2000000000d, r2, 0x2)
ptrace$setopts(0x4206, r1, 0x0, 0x0)

[  151.279119] block nbd5: shutting down sockets
13:20:32 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)

[  151.758192] block nbd5: Device being setup by another task
[  151.832088] block nbd5: shutting down sockets
13:20:34 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)

13:20:34 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
r4 = socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
r5 = dup(r1)
connect(r4, &(0x7f0000000780)=@pppol2tpin6={0x18, 0x1, {0x0, r5, 0x4, 0x1, 0x1, 0x4, {0xa, 0x4e23, 0x101, @private2={0xfc, 0x2, '\x00', 0x1}, 0x2}}}, 0x80)

13:20:34 executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000000)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x400, 0x0, 0x32}, 0x9c)
bind$inet6(r0, &(0x7f00004b8fe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000847fff)='X', 0x34000, 0x0, &(0x7f000005ffe4)={0xa, 0x4e23, 0x0, @loopback}, 0x1c)
connect$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @private1, 0x30}, 0x1c)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f00000001c0)={0x0, @in={{0x2, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x40}, 0x9c)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, 0x0, 0x0)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000580)={&(0x7f0000001a00)=ANY=[@ANYBLOB="ed4a009808", @ANYRES32=0x0], 0x44}, 0x1, 0x0, 0x0, 0x4044}, 0x20048000)
r1 = socket$inet6(0xa, 0x800000000000002, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000002fc0), 0x0, 0x41, 0x0)
setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000740)={0x0, @in={{0x2, 0x4e22, @multicast1}}, 0x9, 0x80, 0xffffffff, 0x0, 0x81, 0x1, 0x3f}, 0x9c)
perf_event_open(&(0x7f0000000280)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xfffeffbfffffffff, 0xffffffffffffffff, 0x0)
r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000003240), 0x0, 0x0)
connect$inet6(r2, &(0x7f0000003280)={0xa, 0x4e21, 0x9, @loopback, 0x6}, 0x1c)
getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000003c0)={0x0, @in6={{0xa, 0x4e20, 0x1, @private0, 0x3}}, 0x0, 0xfffd, 0x724, 0x8001, 0x10, 0x8, 0x1}, &(0x7f0000000480)=0x9c)
shutdown(r0, 0x2)

13:20:34 executing program 4:
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = gettid()
r2 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r2, &(0x7f0000001b00)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b323db42507b87b9ec0431bb18e482db4653f8ce89f2dcfea001aa46"], 0x191)
r3 = socket$inet(0x10, 0x80003, 0x0)
sendmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000040)="24000000180003041dfffd946f610500020c010a1f05fe060c10080008000f00ff00c00e140000001a00ffffba16a0aa1c09000014000000", 0x38}], 0x1}, 0x0)
fcntl$addseals(r0, 0x409, 0x5)
perf_event_open(&(0x7f0000000680)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x41, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
close(r2)
getpriority(0x0, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f0000000180)=@v3={0x3000000, [{0x4}]}, 0x18, 0x0)
clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000100))
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
perf_event_open(0x0, 0xffffffffffffffff, 0x2000000000d, r2, 0x2)
ptrace$setopts(0x4206, r1, 0x0, 0x0)

13:20:34 executing program 2:
r0 = socket$nl_route(0x10, 0x3, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f00000017c0)=ANY=[@ANYRES64=r0], 0xe94}, 0x1, 0x0, 0x0, 0x4001}, 0x44010)
r1 = accept$unix(0xffffffffffffffff, &(0x7f0000000040), &(0x7f00000000c0)=0x6e)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000100))

13:20:34 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

13:20:34 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)

[  153.390057] ptrace attach of "/root/syz-executor.4"[9926] was attempted by "/root/syz-executor.4"[9935]
[  153.418036] block nbd1: shutting down sockets
[  153.441570] block nbd5: shutting down sockets
13:20:34 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:34 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)

13:20:34 executing program 4:
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r1 = gettid()
r2 = creat(&(0x7f0000000280)='./file0\x00', 0xecf86c37d53049cc)
write$binfmt_script(r2, &(0x7f0000001b00)=ANY=[@ANYBLOB="2321202e2f66696c653020cde4b323db42507b87b9ec0431bb18e482db4653f8ce89f2dcfea001aa46"], 0x191)
r3 = socket$inet(0x10, 0x80003, 0x0)
sendmsg(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000040)="24000000180003041dfffd946f610500020c010a1f05fe060c10080008000f00ff00c00e140000001a00ffffba16a0aa1c09000014000000", 0x38}], 0x1}, 0x0)
fcntl$addseals(r0, 0x409, 0x5)
perf_event_open(&(0x7f0000000680)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x70d, 0x41, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0xfffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
close(r2)
getpriority(0x0, 0x0)
setxattr$security_capability(&(0x7f0000000140)='./file0\x00', &(0x7f0000000200), &(0x7f0000000180)=@v3={0x3000000, [{0x4}]}, 0x18, 0x0)
clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r2, 0x8933, &(0x7f0000000100))
execve(&(0x7f0000000400)='./file0\x00', 0x0, 0x0)
perf_event_open(0x0, 0xffffffffffffffff, 0x2000000000d, r2, 0x2)
ptrace$setopts(0x4206, r1, 0x0, 0x0)

[  153.680555] block nbd2: shutting down sockets
13:20:35 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)
dup(r1)

13:20:35 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

[  153.750220] block nbd5: Device being setup by another task
[  153.789705] block nbd1: Device being setup by another task
13:20:35 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

[  153.853490] ptrace attach of "/root/syz-executor.4"[9960] was attempted by "/root/syz-executor.4"[9965]
[  153.870026] block nbd5: shutting down sockets
13:20:35 executing program 0:
pipe(&(0x7f00000000c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
preadv(0xffffffffffffffff, &(0x7f00000001c0), 0x0, 0x9, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
r3 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1, 0x2}, 0x1c)
write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0)
recvmmsg(r1, &(0x7f0000004fc0)=[{{&(0x7f0000000100)=@caif, 0x80, &(0x7f0000000000)=[{&(0x7f0000000180)=""/250, 0xfa}, {&(0x7f0000000280)=""/130, 0x82}, {&(0x7f0000000340)=""/71, 0x47}], 0x3, &(0x7f00000003c0)=""/235, 0xeb}, 0x2}, {{&(0x7f00000004c0)=@ll={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @remote}, 0x80, &(0x7f0000000800)=[{&(0x7f0000000540)=""/33, 0x21}, {&(0x7f0000000580)=""/25, 0x19}, {&(0x7f00000005c0)=""/236, 0xec}, {&(0x7f00000006c0)=""/19, 0x13}, {&(0x7f0000000700)=""/9, 0x9}, {&(0x7f0000000740)=""/32, 0x20}, {&(0x7f0000000780)=""/108, 0x6c}], 0x7, &(0x7f0000000880)=""/51, 0x33}, 0x40}, {{&(0x7f00000008c0)=@vsock={0x28, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000940)=""/12, 0xc}, {&(0x7f0000000980)=""/4, 0x4}, {&(0x7f00000009c0)=""/163, 0xa3}, {&(0x7f0000000a80)=""/113, 0x71}, {&(0x7f0000000b00)=""/57, 0x39}, {&(0x7f0000000b40)=""/143, 0x8f}, {&(0x7f0000000c00)=""/163, 0xa3}], 0x7, &(0x7f0000000d40)=""/4096, 0x1000}, 0x875a}, {{&(0x7f0000001d40)=@alg, 0x80, &(0x7f0000002100)=[{&(0x7f0000001dc0)=""/225, 0xe1}, {&(0x7f0000001ec0)=""/217, 0xd9}, {&(0x7f0000001fc0)=""/248, 0xf8}, {&(0x7f00000020c0)=""/15, 0xf}], 0x4}, 0x4}, {{&(0x7f0000002140)=@pppol2tpv3={0x18, 0x1, {0x0, <r5=>0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f00000022c0)=[{&(0x7f00000021c0)=""/246, 0xf6}], 0x1, &(0x7f0000002300)=""/50, 0x32}, 0x80000001}, {{&(0x7f0000002340)=@ax25={{0x3, @null}, [@default, @netrom, @remote, @remote, @netrom, @remote, @null, @rose]}, 0x80, &(0x7f0000004700)=[{&(0x7f00000023c0)=""/220, 0xdc}, {&(0x7f00000024c0)=""/33, 0x21}, {&(0x7f0000002500)=""/246, 0xf6}, {&(0x7f0000002600)=""/4096, 0x1000}, {&(0x7f0000003600)=""/217, 0xd9}, {&(0x7f0000003700)=""/4096, 0x1000}], 0x6, &(0x7f0000004780)=""/247, 0xf7}, 0x6}, {{&(0x7f0000004880)=@hci, 0x80, &(0x7f0000004c80)=[{&(0x7f0000004900)=""/201, 0xc9}, {&(0x7f0000004a00)=""/83, 0x53}, {&(0x7f0000004a80)=""/210, 0xd2}, {&(0x7f0000004b80)=""/24, 0x18}, {&(0x7f0000004bc0)=""/160, 0xa0}], 0x5, &(0x7f0000004d00)=""/169, 0xa9}, 0x101}, {{&(0x7f0000004dc0)=@un=@abs, 0x80, &(0x7f0000004f00)=[{&(0x7f0000004e40)=""/134, 0x86}], 0x1, &(0x7f0000004f40)=""/124, 0x7c}, 0x200}], 0x8, 0x40000023, &(0x7f00000051c0)={0x0, 0x3938700})
setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000005200)={{{@in6=@private2, @in=@dev={0xac, 0x14, 0x14, 0xb}, 0x4e23, 0xc48, 0x4e23, 0x4, 0x2, 0x80, 0x0, 0x32, r4, 0xffffffffffffffff}, {0x80000000, 0xa9, 0x5, 0x6bac, 0x9, 0x7ff, 0xffffffffffff0000, 0x4}, {0x5, 0x4, 0x80000001, 0xbf}, 0x8, 0x6e6bb0, 0x2, 0x0, 0x1, 0x3}, {{@in6=@loopback, 0x4d6, 0x3c}, 0xa, @in6=@loopback, 0x34ff, 0x4, 0x17877336266571e0, 0xfc, 0xfffffffd, 0x20, 0x80}}, 0xe8)
perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
setsockopt$IP6T_SO_SET_REPLACE(r5, 0x29, 0x40, &(0x7f0000005380)=@raw={'raw\x00', 0x9, 0x3, 0x360, 0x130, 0xffffffff, 0xffffffff, 0x130, 0xffffffff, 0x290, 0xffffffff, 0xffffffff, 0x290, 0xffffffff, 0x3, &(0x7f0000005340), {[{{@uncond, 0x0, 0xf8, 0x130, 0x0, {}, [@common=@ipv6header={{0x28}, {0x10, 0xe2, 0x1}}, @inet=@rpfilter={{0x28}, {0x14}}]}, @common=@inet=@SET3={0x38, 'SET\x00', 0x3, {{0x1, 0x3, 0x4}, {0xffffffffffffffff, 0x0, 0x4}, {0x1, 0x5}, 0xd2d, 0x200}}}, {{@uncond, 0x0, 0x120, 0x160, 0x0, {}, [@common=@hbh={{0x48}, {0x401, 0x3, 0x0, [0x0, 0x5, 0x1a, 0x3, 0x1, 0x2, 0xfbaa, 0xc7, 0x9, 0x1, 0x4, 0x4da, 0x3, 0x81, 0xffe0, 0xfc53], 0x8}}, @common=@srh={{0x30}, {0xff, 0x20, 0x3f, 0xc4, 0x3, 0x27}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x20, 0x1, "92e45fc689d15cb539e412c34db9c4db4f6018881c940113b2f7d2942f0d"}}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3c0)
connect$inet(r2, &(0x7f0000000040)={0x2, 0x4e1d, @multicast2}, 0x10)
ioctl$SNDCTL_SEQ_TESTMIDI(0xffffffffffffffff, 0x40045108, &(0x7f0000005300)=0x2)
splice(r0, 0x0, r2, 0x0, 0x2ffff, 0x0)

[  153.896645] block nbd1: shutting down sockets
13:20:35 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:35 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
r6 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r6, 0x0)

[  154.010746] block nbd2: shutting down sockets
13:20:35 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

[  154.155950] block nbd4: shutting down sockets
13:20:35 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

[  154.327849] block nbd1: shutting down sockets
13:20:35 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)

[  154.410191] block nbd2: Device being setup by another task
13:20:35 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

[  154.468242] block nbd2: shutting down sockets
[  154.520766] block nbd4: server does not support multiple connections per device.
[  154.536658] block nbd4: shutting down sockets
13:20:35 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)
openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)

13:20:36 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  154.666433] block nbd1: shutting down sockets
13:20:36 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:36 executing program 0:
pipe(&(0x7f00000000c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
preadv(0xffffffffffffffff, &(0x7f00000001c0), 0x0, 0x9, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
r3 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1, 0x2}, 0x1c)
write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0)
recvmmsg(r1, &(0x7f0000004fc0)=[{{&(0x7f0000000100)=@caif, 0x80, &(0x7f0000000000)=[{&(0x7f0000000180)=""/250, 0xfa}, {&(0x7f0000000280)=""/130, 0x82}, {&(0x7f0000000340)=""/71, 0x47}], 0x3, &(0x7f00000003c0)=""/235, 0xeb}, 0x2}, {{&(0x7f00000004c0)=@ll={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @remote}, 0x80, &(0x7f0000000800)=[{&(0x7f0000000540)=""/33, 0x21}, {&(0x7f0000000580)=""/25, 0x19}, {&(0x7f00000005c0)=""/236, 0xec}, {&(0x7f00000006c0)=""/19, 0x13}, {&(0x7f0000000700)=""/9, 0x9}, {&(0x7f0000000740)=""/32, 0x20}, {&(0x7f0000000780)=""/108, 0x6c}], 0x7, &(0x7f0000000880)=""/51, 0x33}, 0x40}, {{&(0x7f00000008c0)=@vsock={0x28, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000940)=""/12, 0xc}, {&(0x7f0000000980)=""/4, 0x4}, {&(0x7f00000009c0)=""/163, 0xa3}, {&(0x7f0000000a80)=""/113, 0x71}, {&(0x7f0000000b00)=""/57, 0x39}, {&(0x7f0000000b40)=""/143, 0x8f}, {&(0x7f0000000c00)=""/163, 0xa3}], 0x7, &(0x7f0000000d40)=""/4096, 0x1000}, 0x875a}, {{&(0x7f0000001d40)=@alg, 0x80, &(0x7f0000002100)=[{&(0x7f0000001dc0)=""/225, 0xe1}, {&(0x7f0000001ec0)=""/217, 0xd9}, {&(0x7f0000001fc0)=""/248, 0xf8}, {&(0x7f00000020c0)=""/15, 0xf}], 0x4}, 0x4}, {{&(0x7f0000002140)=@pppol2tpv3={0x18, 0x1, {0x0, <r5=>0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f00000022c0)=[{&(0x7f00000021c0)=""/246, 0xf6}], 0x1, &(0x7f0000002300)=""/50, 0x32}, 0x80000001}, {{&(0x7f0000002340)=@ax25={{0x3, @null}, [@default, @netrom, @remote, @remote, @netrom, @remote, @null, @rose]}, 0x80, &(0x7f0000004700)=[{&(0x7f00000023c0)=""/220, 0xdc}, {&(0x7f00000024c0)=""/33, 0x21}, {&(0x7f0000002500)=""/246, 0xf6}, {&(0x7f0000002600)=""/4096, 0x1000}, {&(0x7f0000003600)=""/217, 0xd9}, {&(0x7f0000003700)=""/4096, 0x1000}], 0x6, &(0x7f0000004780)=""/247, 0xf7}, 0x6}, {{&(0x7f0000004880)=@hci, 0x80, &(0x7f0000004c80)=[{&(0x7f0000004900)=""/201, 0xc9}, {&(0x7f0000004a00)=""/83, 0x53}, {&(0x7f0000004a80)=""/210, 0xd2}, {&(0x7f0000004b80)=""/24, 0x18}, {&(0x7f0000004bc0)=""/160, 0xa0}], 0x5, &(0x7f0000004d00)=""/169, 0xa9}, 0x101}, {{&(0x7f0000004dc0)=@un=@abs, 0x80, &(0x7f0000004f00)=[{&(0x7f0000004e40)=""/134, 0x86}], 0x1, &(0x7f0000004f40)=""/124, 0x7c}, 0x200}], 0x8, 0x40000023, &(0x7f00000051c0)={0x0, 0x3938700})
setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000005200)={{{@in6=@private2, @in=@dev={0xac, 0x14, 0x14, 0xb}, 0x4e23, 0xc48, 0x4e23, 0x4, 0x2, 0x80, 0x0, 0x32, r4, 0xffffffffffffffff}, {0x80000000, 0xa9, 0x5, 0x6bac, 0x9, 0x7ff, 0xffffffffffff0000, 0x4}, {0x5, 0x4, 0x80000001, 0xbf}, 0x8, 0x6e6bb0, 0x2, 0x0, 0x1, 0x3}, {{@in6=@loopback, 0x4d6, 0x3c}, 0xa, @in6=@loopback, 0x34ff, 0x4, 0x17877336266571e0, 0xfc, 0xfffffffd, 0x20, 0x80}}, 0xe8)
perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
setsockopt$IP6T_SO_SET_REPLACE(r5, 0x29, 0x40, &(0x7f0000005380)=@raw={'raw\x00', 0x9, 0x3, 0x360, 0x130, 0xffffffff, 0xffffffff, 0x130, 0xffffffff, 0x290, 0xffffffff, 0xffffffff, 0x290, 0xffffffff, 0x3, &(0x7f0000005340), {[{{@uncond, 0x0, 0xf8, 0x130, 0x0, {}, [@common=@ipv6header={{0x28}, {0x10, 0xe2, 0x1}}, @inet=@rpfilter={{0x28}, {0x14}}]}, @common=@inet=@SET3={0x38, 'SET\x00', 0x3, {{0x1, 0x3, 0x4}, {0xffffffffffffffff, 0x0, 0x4}, {0x1, 0x5}, 0xd2d, 0x200}}}, {{@uncond, 0x0, 0x120, 0x160, 0x0, {}, [@common=@hbh={{0x48}, {0x401, 0x3, 0x0, [0x0, 0x5, 0x1a, 0x3, 0x1, 0x2, 0xfbaa, 0xc7, 0x9, 0x1, 0x4, 0x4da, 0x3, 0x81, 0xffe0, 0xfc53], 0x8}}, @common=@srh={{0x30}, {0xff, 0x20, 0x3f, 0xc4, 0x3, 0x27}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x20, 0x1, "92e45fc689d15cb539e412c34db9c4db4f6018881c940113b2f7d2942f0d"}}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3c0)
connect$inet(r2, &(0x7f0000000040)={0x2, 0x4e1d, @multicast2}, 0x10)
ioctl$SNDCTL_SEQ_TESTMIDI(0xffffffffffffffff, 0x40045108, &(0x7f0000005300)=0x2)
splice(r0, 0x0, r2, 0x0, 0x2ffff, 0x0)

[  154.877483] block nbd4: shutting down sockets
[  154.890794] block nbd5: Receive control failed (result -32)
[  154.897204] block nbd5: Receive control failed (result -32)
[  154.902413] block nbd1: shutting down sockets
13:20:36 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

[  154.928925] block nbd5: shutting down sockets
13:20:36 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)

[  154.971793] block nbd2: shutting down sockets
13:20:36 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:36 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:36 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

[  155.189906] block nbd5: Device being setup by another task
[  155.256956] block nbd2: shutting down sockets
[  155.263763] block nbd4: shutting down sockets
13:20:36 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:36 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:36 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
openat$cgroup_ro(r3, &(0x7f0000000240)='memory.swap.current\x00', 0x0, 0x0)

[  155.511042] block nbd4: Device being setup by another task
[  155.516812] block nbd2: Device being setup by another task
[  155.576938] block nbd2: shutting down sockets
13:20:36 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:37 executing program 0:
pipe(&(0x7f00000000c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
preadv(0xffffffffffffffff, &(0x7f00000001c0), 0x0, 0x9, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
close(r2)
r3 = socket$inet6_udplite(0xa, 0x2, 0x88)
connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @mcast1, 0x2}, 0x1c)
write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0)
recvmmsg(r1, &(0x7f0000004fc0)=[{{&(0x7f0000000100)=@caif, 0x80, &(0x7f0000000000)=[{&(0x7f0000000180)=""/250, 0xfa}, {&(0x7f0000000280)=""/130, 0x82}, {&(0x7f0000000340)=""/71, 0x47}], 0x3, &(0x7f00000003c0)=""/235, 0xeb}, 0x2}, {{&(0x7f00000004c0)=@ll={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @remote}, 0x80, &(0x7f0000000800)=[{&(0x7f0000000540)=""/33, 0x21}, {&(0x7f0000000580)=""/25, 0x19}, {&(0x7f00000005c0)=""/236, 0xec}, {&(0x7f00000006c0)=""/19, 0x13}, {&(0x7f0000000700)=""/9, 0x9}, {&(0x7f0000000740)=""/32, 0x20}, {&(0x7f0000000780)=""/108, 0x6c}], 0x7, &(0x7f0000000880)=""/51, 0x33}, 0x40}, {{&(0x7f00000008c0)=@vsock={0x28, 0x0, 0x0, @hyper}, 0x80, &(0x7f0000000cc0)=[{&(0x7f0000000940)=""/12, 0xc}, {&(0x7f0000000980)=""/4, 0x4}, {&(0x7f00000009c0)=""/163, 0xa3}, {&(0x7f0000000a80)=""/113, 0x71}, {&(0x7f0000000b00)=""/57, 0x39}, {&(0x7f0000000b40)=""/143, 0x8f}, {&(0x7f0000000c00)=""/163, 0xa3}], 0x7, &(0x7f0000000d40)=""/4096, 0x1000}, 0x875a}, {{&(0x7f0000001d40)=@alg, 0x80, &(0x7f0000002100)=[{&(0x7f0000001dc0)=""/225, 0xe1}, {&(0x7f0000001ec0)=""/217, 0xd9}, {&(0x7f0000001fc0)=""/248, 0xf8}, {&(0x7f00000020c0)=""/15, 0xf}], 0x4}, 0x4}, {{&(0x7f0000002140)=@pppol2tpv3={0x18, 0x1, {0x0, <r5=>0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f00000022c0)=[{&(0x7f00000021c0)=""/246, 0xf6}], 0x1, &(0x7f0000002300)=""/50, 0x32}, 0x80000001}, {{&(0x7f0000002340)=@ax25={{0x3, @null}, [@default, @netrom, @remote, @remote, @netrom, @remote, @null, @rose]}, 0x80, &(0x7f0000004700)=[{&(0x7f00000023c0)=""/220, 0xdc}, {&(0x7f00000024c0)=""/33, 0x21}, {&(0x7f0000002500)=""/246, 0xf6}, {&(0x7f0000002600)=""/4096, 0x1000}, {&(0x7f0000003600)=""/217, 0xd9}, {&(0x7f0000003700)=""/4096, 0x1000}], 0x6, &(0x7f0000004780)=""/247, 0xf7}, 0x6}, {{&(0x7f0000004880)=@hci, 0x80, &(0x7f0000004c80)=[{&(0x7f0000004900)=""/201, 0xc9}, {&(0x7f0000004a00)=""/83, 0x53}, {&(0x7f0000004a80)=""/210, 0xd2}, {&(0x7f0000004b80)=""/24, 0x18}, {&(0x7f0000004bc0)=""/160, 0xa0}], 0x5, &(0x7f0000004d00)=""/169, 0xa9}, 0x101}, {{&(0x7f0000004dc0)=@un=@abs, 0x80, &(0x7f0000004f00)=[{&(0x7f0000004e40)=""/134, 0x86}], 0x1, &(0x7f0000004f40)=""/124, 0x7c}, 0x200}], 0x8, 0x40000023, &(0x7f00000051c0)={0x0, 0x3938700})
setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000005200)={{{@in6=@private2, @in=@dev={0xac, 0x14, 0x14, 0xb}, 0x4e23, 0xc48, 0x4e23, 0x4, 0x2, 0x80, 0x0, 0x32, r4, 0xffffffffffffffff}, {0x80000000, 0xa9, 0x5, 0x6bac, 0x9, 0x7ff, 0xffffffffffff0000, 0x4}, {0x5, 0x4, 0x80000001, 0xbf}, 0x8, 0x6e6bb0, 0x2, 0x0, 0x1, 0x3}, {{@in6=@loopback, 0x4d6, 0x3c}, 0xa, @in6=@loopback, 0x34ff, 0x4, 0x17877336266571e0, 0xfc, 0xfffffffd, 0x20, 0x80}}, 0xe8)
perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
setsockopt$IP6T_SO_SET_REPLACE(r5, 0x29, 0x40, &(0x7f0000005380)=@raw={'raw\x00', 0x9, 0x3, 0x360, 0x130, 0xffffffff, 0xffffffff, 0x130, 0xffffffff, 0x290, 0xffffffff, 0xffffffff, 0x290, 0xffffffff, 0x3, &(0x7f0000005340), {[{{@uncond, 0x0, 0xf8, 0x130, 0x0, {}, [@common=@ipv6header={{0x28}, {0x10, 0xe2, 0x1}}, @inet=@rpfilter={{0x28}, {0x14}}]}, @common=@inet=@SET3={0x38, 'SET\x00', 0x3, {{0x1, 0x3, 0x4}, {0xffffffffffffffff, 0x0, 0x4}, {0x1, 0x5}, 0xd2d, 0x200}}}, {{@uncond, 0x0, 0x120, 0x160, 0x0, {}, [@common=@hbh={{0x48}, {0x401, 0x3, 0x0, [0x0, 0x5, 0x1a, 0x3, 0x1, 0x2, 0xfbaa, 0xc7, 0x9, 0x1, 0x4, 0x4da, 0x3, 0x81, 0xffe0, 0xfc53], 0x8}}, @common=@srh={{0x30}, {0xff, 0x20, 0x3f, 0xc4, 0x3, 0x27}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x20, 0x1, "92e45fc689d15cb539e412c34db9c4db4f6018881c940113b2f7d2942f0d"}}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x3c0)
connect$inet(r2, &(0x7f0000000040)={0x2, 0x4e1d, @multicast2}, 0x10)
ioctl$SNDCTL_SEQ_TESTMIDI(0xffffffffffffffff, 0x40045108, &(0x7f0000005300)=0x2)
splice(r0, 0x0, r2, 0x0, 0x2ffff, 0x0)

[  155.868524] block nbd5: Receive control failed (result -32)
[  155.868677] block nbd5: shutting down sockets
[  155.885818] block nbd2: shutting down sockets
[  155.948989] block nbd1: shutting down sockets
13:20:37 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
dup(r1)

13:20:37 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:37 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:37 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  156.224440] block nbd4: Receive control failed (result -32)
[  156.291468] block nbd2: shutting down sockets
[  156.312561] block nbd4: shutting down sockets
13:20:37 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:37 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:37 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
dup(r1)

[  156.603766] block nbd2: shutting down sockets
13:20:38 executing program 0:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
dup(r1)

13:20:38 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  156.850011] block nbd2: shutting down sockets
[  156.916008] block nbd1: Receive control failed (result -32)
[  156.921924] block nbd1: Receive control failed (result -32)
[  156.935720] block nbd5: Receive control failed (result -32)
[  156.941912] block nbd5: shutting down sockets
13:20:38 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

13:20:38 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:38 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  156.967456] block nbd1: shutting down sockets
13:20:38 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
socket$can_bcm(0x1d, 0x2, 0x2)
dup(r1)

[  157.269744] block nbd4: Receive control failed (result -32)
[  157.279931] block nbd4: shutting down sockets
13:20:38 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
preadv(r5, &(0x7f0000000280), 0x18, 0xd9f, 0x0)

[  157.419723] block nbd1: Device being setup by another task
[  157.441693] block nbd5: shutting down sockets
[  157.459603] block nbd2: Device being setup by another task
[  157.489470] block nbd2: shutting down sockets
13:20:38 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:38 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:38 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  157.754997] block nbd0: shutting down sockets
13:20:39 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:39 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  157.834118] block nbd5: Device being setup by another task
[  157.838336] block nbd2: shutting down sockets
[  157.904836] block nbd5: shutting down sockets
13:20:39 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  157.990767] block nbd0: shutting down sockets
13:20:39 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:39 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:39 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
dup(r1)

[  158.061016] block nbd1: Receive control failed (result -32)
[  158.082426] block nbd2: shutting down sockets
[  158.094442] block nbd1: shutting down sockets
13:20:39 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  158.139260] block nbd5: shutting down sockets
[  158.150107] block nbd0: shutting down sockets
13:20:39 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  158.275259] block nbd4: Receive control failed (result -32)
[  158.285243] block nbd4: Receive control failed (result -32)
[  158.337917] block nbd1: shutting down sockets
[  158.352124] block nbd4: shutting down sockets
13:20:39 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:39 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  158.391915] block nbd5: shutting down sockets
13:20:39 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  158.417100] block nbd2: shutting down sockets
13:20:39 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:39 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:39 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  158.509790] block nbd0: shutting down sockets
13:20:39 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:39 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  158.621179] block nbd4: shutting down sockets
[  158.658420] block nbd1: shutting down sockets
[  158.680167] block nbd0: shutting down sockets
[  158.696079] block nbd2: shutting down sockets
13:20:40 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:40 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:40 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:40 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:40 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:40 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:40 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:40 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  158.930589] block nbd0: shutting down sockets
[  158.970617] block nbd4: shutting down sockets
13:20:40 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:40 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  159.024596] block nbd1: shutting down sockets
13:20:40 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:40 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  159.191515] block nbd0: shutting down sockets
13:20:40 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  159.239038] block nbd5: shutting down sockets
13:20:40 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  159.281660] block nbd4: shutting down sockets
13:20:40 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:40 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:40 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  159.385556] block nbd1: shutting down sockets
13:20:40 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  159.434721] block nbd2: shutting down sockets
[  159.440153] block nbd0: shutting down sockets
13:20:40 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:40 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:40 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  159.548381] block nbd4: shutting down sockets
[  159.575862] block nbd5: shutting down sockets
13:20:40 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r2)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:41 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  159.663703] block nbd0: shutting down sockets
13:20:41 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  159.732186] block nbd2: shutting down sockets
13:20:41 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  159.809658] block nbd0: shutting down sockets
[  159.820168] block nbd4: shutting down sockets
[  159.847878] block nbd5: shutting down sockets
13:20:41 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
dup(r1)

13:20:41 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:41 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  160.009900] block nbd2: shutting down sockets
13:20:41 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  160.113197] block nbd4: shutting down sockets
[  160.114211] block nbd0: shutting down sockets
[  160.179903] block nbd1: shutting down sockets
[  160.184665] block nbd5: shutting down sockets
13:20:41 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  160.228928] block nbd2: shutting down sockets
13:20:41 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  160.316107] block nbd4: shutting down sockets
13:20:41 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:41 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  160.509903] block nbd0: Device being setup by another task
[  160.515603] block nbd0: shutting down sockets
[  160.544203] block nbd1: shutting down sockets
[  160.560578] block nbd2: shutting down sockets
[  160.569589] block nbd5: shutting down sockets
13:20:41 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
dup(r1)

[  160.602320] block nbd4: shutting down sockets
13:20:42 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:42 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:42 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:42 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
dup(r1)

[  160.843608] block nbd1: shutting down sockets
[  160.860328] block nbd2: shutting down sockets
[  160.869650] block nbd0: shutting down sockets
[  160.925568] block nbd4: shutting down sockets
13:20:42 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:42 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:42 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  161.107868] block nbd1: shutting down sockets
[  161.112990] block nbd0: shutting down sockets
[  161.134316] block nbd2: shutting down sockets
13:20:42 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:42 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  161.229772] block nbd4: shutting down sockets
13:20:42 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:42 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  161.349628] block nbd0: shutting down sockets
13:20:42 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  161.396240] block nbd1: shutting down sockets
13:20:42 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  161.448728] block nbd2: shutting down sockets
13:20:42 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  161.545930] block nbd4: shutting down sockets
[  161.561731] block nbd0: shutting down sockets
13:20:42 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r3)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:42 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:43 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:43 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  161.699948] block nbd5: shutting down sockets
13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  161.760377] block nbd0: shutting down sockets
13:20:43 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  161.818768] block nbd4: shutting down sockets
[  161.821656] block nbd2: shutting down sockets
13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:43 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:43 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:43 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  161.979243] block nbd5: shutting down sockets
[  161.984160] block nbd0: shutting down sockets
13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:43 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  162.176514] block nbd4: shutting down sockets
[  162.198492] block nbd2: shutting down sockets
[  162.218795] block nbd5: shutting down sockets
13:20:43 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:43 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:43 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:43 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:43 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:43 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:43 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:43 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  162.418192] block nbd1: shutting down sockets
[  162.474434] block nbd4: shutting down sockets
13:20:43 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:43 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:43 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:43 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  162.618625] block nbd5: shutting down sockets
[  162.747130] block nbd1: shutting down sockets
[  162.760364] block nbd4: shutting down sockets
13:20:44 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:44 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 5:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:44 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:44 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:44 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  162.960545] block nbd0: shutting down sockets
[  162.971211] block nbd4: shutting down sockets
[  163.008587] block nbd5: shutting down sockets
13:20:44 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  163.035752] block nbd1: shutting down sockets
13:20:44 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:44 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 5:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  163.159857] block nbd4: shutting down sockets
13:20:44 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  163.180237] block nbd0: shutting down sockets
13:20:44 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:44 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:44 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  163.318537] block nbd5: shutting down sockets
13:20:44 executing program 5:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  163.385764] block nbd1: shutting down sockets
[  163.431245] block nbd0: shutting down sockets
13:20:44 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 1:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  163.501463] block nbd2: shutting down sockets
[  163.508500] block nbd5: shutting down sockets
13:20:44 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:44 executing program 5:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:44 executing program 2:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:44 executing program 0:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  163.695791] block nbd1: shutting down sockets
[  163.724705] block nbd0: shutting down sockets
13:20:45 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 1:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  163.765109] block nbd2: shutting down sockets
[  163.771103] block nbd5: shutting down sockets
13:20:45 executing program 2:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:45 executing program 5:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  163.900175] block nbd0: shutting down sockets
13:20:45 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:45 executing program 0:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 1:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:45 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  163.941274] block nbd1: shutting down sockets
[  163.946536] block nbd4: shutting down sockets
[  163.968395] block nbd2: shutting down sockets
[  163.978248] block nbd5: shutting down sockets
13:20:45 executing program 2:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  164.045903] block nbd0: shutting down sockets
13:20:45 executing program 0:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 5:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  164.135758] block nbd1: shutting down sockets
[  164.155248] block nbd0: shutting down sockets
[  164.177853] block nbd4: shutting down sockets
13:20:45 executing program 1:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 0:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  164.236404] block nbd5: shutting down sockets
[  164.236490] block nbd2: shutting down sockets
13:20:45 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:45 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  164.370069] block nbd0: shutting down sockets
13:20:45 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:45 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  164.442105] block nbd1: shutting down sockets
13:20:45 executing program 1:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  164.503969] block nbd4: shutting down sockets
[  164.517505] block nbd5: shutting down sockets
13:20:45 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:45 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:45 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  164.591847] block nbd2: shutting down sockets
13:20:46 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:46 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:46 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  164.739153] block nbd1: shutting down sockets
[  164.764392] block nbd2: shutting down sockets
13:20:46 executing program 1:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  164.799776] block nbd4: server does not support multiple connections per device.
[  164.803854] block nbd5: shutting down sockets
[  164.840665] block nbd4: shutting down sockets
13:20:46 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:46 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:46 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  164.990352] block nbd0: shutting down sockets
13:20:46 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  165.065834] block nbd1: shutting down sockets
[  165.079982] block nbd4: server does not support multiple connections per device.
[  165.102241] block nbd4: shutting down sockets
[  165.127959] block nbd2: shutting down sockets
13:20:46 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:46 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:46 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  165.210756] block nbd5: shutting down sockets
[  165.220052] block nbd0: shutting down sockets
13:20:46 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

[  165.389673] block nbd1: shutting down sockets
[  165.390523] block nbd4: server does not support multiple connections per device.
[  165.430648] block nbd4: shutting down sockets
[  165.450233] block nbd0: shutting down sockets
[  165.520235] block nbd5: shutting down sockets
13:20:46 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:46 executing program 4:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:46 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  165.732283] block nbd0: shutting down sockets
[  165.772145] block nbd5: shutting down sockets
13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:47 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  165.796038] block nbd1: shutting down sockets
[  165.800939] block nbd4: Device being setup by another task
13:20:47 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  165.853255] block nbd4: shutting down sockets
13:20:47 executing program 1:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 4:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  165.932163] block nbd5: shutting down sockets
[  165.949552] block nbd0: shutting down sockets
13:20:47 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  166.082627] block nbd1: shutting down sockets
[  166.127051] block nbd0: shutting down sockets
13:20:47 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  166.244629] block nbd4: server does not support multiple connections per device.
13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  166.291697] block nbd4: shutting down sockets
13:20:47 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:47 executing program 4:
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  166.355772] block nbd2: shutting down sockets
13:20:47 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:47 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:47 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  166.458307] block nbd1: shutting down sockets
[  166.474202] block nbd0: shutting down sockets
13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:47 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  166.509833] block nbd4: server does not support multiple connections per device.
[  166.526793] block nbd4: shutting down sockets
[  166.605794] block nbd1: shutting down sockets
13:20:47 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  166.628793] block nbd2: shutting down sockets
13:20:48 executing program 4:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  166.659734] block nbd0: shutting down sockets
13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x0, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:48 executing program 0:
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  166.849524] block nbd4: server does not support multiple connections per device.
[  166.862568] block nbd4: shutting down sockets
[  166.869966] block nbd0: shutting down sockets
13:20:48 executing program 4:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  166.942093] block nbd2: shutting down sockets
[  166.958153] block nbd1: shutting down sockets
[  166.963131] block nbd0: shutting down sockets
13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 0:
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  167.039638] block nbd4: server does not support multiple connections per device.
[  167.079448] block nbd4: shutting down sockets
13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  167.110363] block nbd0: shutting down sockets
13:20:48 executing program 0:
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  167.157484] block nbd2: shutting down sockets
13:20:48 executing program 4:
r0 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(0xffffffffffffffff)

13:20:48 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  167.324818] block nbd0: shutting down sockets
[  167.340869] block nbd4: server does not support multiple connections per device.
[  167.354237] block nbd4: shutting down sockets
13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:48 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:48 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  167.529736] block nbd0: shutting down sockets
[  167.550825] block nbd4: server does not support multiple connections per device.
[  167.568571] block nbd2: shutting down sockets
[  167.570769] block nbd4: shutting down sockets
13:20:48 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:49 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(0xffffffffffffffff)

13:20:49 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x10, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  167.801047] block nbd0: shutting down sockets
[  167.839365] block nbd4: Device being setup by another task
13:20:49 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  167.898987] block nbd4: shutting down sockets
13:20:49 executing program 4:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0xb5a)
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  167.973341] block nbd0: shutting down sockets
[  167.993408] block nbd5: shutting down sockets
[  168.049960] block nbd2: shutting down sockets
[  168.069541] block nbd4: server does not support multiple connections per device.
[  168.082878] block nbd4: shutting down sockets
13:20:49 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:49 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.120295] block nbd5: shutting down sockets
13:20:49 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:49 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  168.292874] block nbd5: shutting down sockets
13:20:49 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(0xffffffffffffffff)

13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:49 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  168.319834] block nbd4: server does not support multiple connections per device.
[  168.329084] block nbd0: shutting down sockets
[  168.345513] block nbd4: shutting down sockets
13:20:49 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  168.379888] block nbd2: shutting down sockets
13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:49 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.439985] block nbd0: shutting down sockets
13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.509780] block nbd4: server does not support multiple connections per device.
[  168.519066] block nbd4: shutting down sockets
13:20:49 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:49 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(r0, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:49 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.641255] block nbd2: shutting down sockets
13:20:50 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.709492] block nbd4: server does not support multiple connections per device.
[  168.727105] block nbd4: shutting down sockets
13:20:50 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:50 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  168.769695] block nbd0: shutting down sockets
[  168.891828] block nbd2: shutting down sockets
13:20:50 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:50 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:50 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:50 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:50 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:50 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  169.233018] block nbd5: Receive control failed (result -32)
[  169.233170] block nbd5: shutting down sockets
13:20:50 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:50 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  169.342147] block nbd1: shutting down sockets
[  169.376614] block nbd0: shutting down sockets
13:20:50 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:50 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  169.400140] block nbd4: shutting down sockets
13:20:50 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:50 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  169.510534] block nbd1: shutting down sockets
[  169.588223] block nbd0: shutting down sockets
13:20:51 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:51 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:51 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:51 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:51 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:51 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

[  170.114551] block nbd5: Receive control failed (result -32)
[  170.115727] block nbd5: shutting down sockets
13:20:51 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:51 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  170.209613] block nbd1: shutting down sockets
[  170.276401] block nbd0: shutting down sockets
[  170.288226] block nbd4: shutting down sockets
13:20:51 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:51 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:51 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:51 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  170.507091] block nbd0: shutting down sockets
[  170.550089] block nbd4: shutting down sockets
[  170.641263] block nbd0: shutting down sockets
13:20:52 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:52 executing program 3:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:52 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  171.006275] block nbd5: Receive control failed (result -32)
[  171.007313] block nbd5: shutting down sockets
13:20:52 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  171.101233] block nbd0: shutting down sockets
[  171.120089] block nbd2: shutting down sockets
[  171.132250] block nbd1: Receive control failed (result -32)
[  171.138385] block nbd1: shutting down sockets
13:20:52 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  171.212857] block nbd5: shutting down sockets
13:20:52 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:52 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:52 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  171.353005] block nbd0: shutting down sockets
13:20:52 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  171.460534] block nbd2: shutting down sockets
13:20:52 executing program 3:
socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:52 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:52 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:52 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  171.549553] block nbd5: shutting down sockets
[  171.560772] block nbd4: shutting down sockets
[  171.680370] block nbd2: shutting down sockets
[  171.691458] block nbd4: shutting down sockets
[  171.744736] block nbd5: shutting down sockets
13:20:53 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:53 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:53 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:53 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:53 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:53 executing program 3:
socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  172.195166] block nbd1: Receive control failed (result -32)
[  172.200833] block nbd1: shutting down sockets
13:20:53 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  172.280726] block nbd4: shutting down sockets
13:20:53 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  172.334989] block nbd5: shutting down sockets
13:20:53 executing program 5:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  172.471964] block nbd4: shutting down sockets
13:20:53 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:53 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  172.541888] block nbd5: shutting down sockets
13:20:53 executing program 3:
socket$nl_netfilter(0x10, 0x3, 0xc)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  172.746174] block nbd4: shutting down sockets
13:20:54 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:54 executing program 5:
socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  173.072915] block nbd1: Receive control failed (result -32)
[  173.073176] block nbd1: shutting down sockets
[  173.085831] block nbd2: Receive control failed (result -32)
[  173.092557] block nbd2: shutting down sockets
13:20:54 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:54 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:54 executing program 3:
socket$nl_netfilter(0x10, 0x3, 0xc)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:54 executing program 1:
socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:54 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  173.329791] block nbd4: shutting down sockets
13:20:54 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
dup(r1)

13:20:54 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:54 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:55 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  173.914852] block nbd4: shutting down sockets
13:20:55 executing program 0:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  174.115434] block nbd2: shutting down sockets
13:20:55 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:55 executing program 2:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:20:55 executing program 1:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:55 executing program 0:
syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  174.428843] block nbd4: shutting down sockets
13:20:55 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:55 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
dup(r1)

[  174.522796] block nbd1: shutting down sockets
[  174.527497] block nbd0: shutting down sockets
13:20:55 executing program 1:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r1)

13:20:56 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:56 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  174.772405] block nbd4: shutting down sockets
13:20:56 executing program 5:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:56 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  174.954500] block nbd0: shutting down sockets
[  175.072304] block nbd4: shutting down sockets
[  175.179895] block nbd2: Receive control failed (result -32)
13:20:56 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:56 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
dup(r1)

[  175.228085] block nbd2: shutting down sockets
13:20:56 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:56 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r4 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x140, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f00000002c0)=[{&(0x7f00000000c0)=""/15, 0xf}, {&(0x7f0000000300)=""/64, 0x40}, {&(0x7f0000000180)=""/91, 0x5b}, {&(0x7f0000000200)=""/159, 0x9f}], 0x4, 0xda3, 0x3)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0xffffe000)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:56 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:57 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  175.766434] block nbd4: shutting down sockets
13:20:57 executing program 1 (fault-call:6 fault-nth:0):
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:57 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:57 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, 0x0)
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

[  175.959783] block nbd2: Device being setup by another task
[  176.012378] block nbd2: shutting down sockets
13:20:57 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:57 executing program 2 (fault-call:5 fault-nth:0):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  176.179671] block nbd1: shutting down sockets
[  176.202927] block nbd4: shutting down sockets
13:20:57 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:57 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:20:57 executing program 5:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x400802}, 0xc, &(0x7f0000000340)={&(0x7f00000005c0)={0x74, 0x2, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x5}, [@IPSET_ATTR_DATA={0x34, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0xfffff000}, @IPSET_ATTR_CADT_FLAGS={0x8}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e21}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x80000000}, @IPSET_ATTR_LINENO={0x8, 0x9, 0x1, 0x0, 0x3000}]}, @IPSET_ATTR_DATA={0x1c, 0x7, 0x0, 0x1, [@IPSET_ATTR_BUCKETSIZE={0x5, 0x15, 0x40}, @IPSET_ATTR_TIMEOUT={0x8}, @IPSET_ATTR_HASHSIZE={0x8, 0x12, 0x1, 0x0, 0x3ff}]}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x3}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x40090)
sendmsg$NFT_BATCH(r0, 0x0, 0x0)
sendmsg$NFQNL_MSG_VERDICT(r0, &(0x7f00000004c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000009c0)={0x128, 0x1, 0x3, 0x301, 0x0, 0x0, {}, [@NFQA_CT={0x114, 0xb, 0x0, 0x1, [@CTA_TUPLE_ORIG={0x2c, 0x1, 0x0, 0x1, [@CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x6}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x3}, @CTA_TUPLE_PROTO={0xc, 0x2, 0x0, 0x1, {0x5, 0x1, 0x1}}, @CTA_TUPLE_ZONE={0x6, 0x3, 0x1, 0x0, 0x2}]}, @CTA_LABELS_MASK={0x24, 0x17, [0x0, 0x1000, 0x2, 0x7, 0x4, 0x101, 0xabc6, 0x58]}, @CTA_NAT_SRC={0x60, 0x6, 0x0, 0x1, [@CTA_NAT_V6_MAXIP={0x14, 0x5, @private0}, @CTA_NAT_V4_MINIP={0x8, 0x1, @broadcast}, @CTA_NAT_V4_MINIP={0x8, 0x1, @multicast2}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V4_MAXIP={0x8, 0x2, @local}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @empty}, @CTA_NAT_V6_MINIP={0x14, 0x4, @loopback}]}, @CTA_SEQ_ADJ_ORIG={0x1c, 0xf, 0x0, 0x1, [@CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x9}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0x8}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0xc0}]}, @CTA_NAT_DST={0x20, 0xd, 0x0, 0x1, [@CTA_NAT_V4_MAXIP={0x8, 0x2, @multicast1}, @CTA_NAT_V6_MAXIP={0x14, 0x5, @private2}]}, @CTA_SEQ_ADJ_REPLY={0x24, 0x10, 0x0, 0x1, [@CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x7}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x1f}, @CTA_SEQADJ_CORRECTION_POS={0x8, 0x1, 0x1, 0x0, 0xffff}, @CTA_SEQADJ_OFFSET_AFTER={0x8, 0x3, 0x1, 0x0, 0x2}]}]}]}, 0x128}}, 0x0)
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r1, 0x0, 0x4000000000010046)
r2 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r2, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
preadv(r2, &(0x7f00000001c0)=[{&(0x7f00000003c0)=""/253, 0xfd}, {&(0x7f0000000500)=""/130, 0x82}, {&(0x7f0000000080)=""/54, 0x36}, {&(0x7f00000000c0)=""/20, 0x14}], 0x4, 0x7, 0xffffffe1)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000040)='cgroup2\x00', 0x0, 0x0)
r3 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
openat$cgroup_procs(r3, &(0x7f0000000180)='cgroup.threads\x00', 0x2, 0x0)
dup(r1)

13:20:57 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  176.398045] FAULT_INJECTION: forcing a failure.
[  176.398045] name failslab, interval 1, probability 0, space 0, times 1
13:20:57 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  176.479607] CPU: 0 PID: 11704 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  176.487522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  176.496878] Call Trace:
[  176.499479]  dump_stack+0x1fc/0x2ef
[  176.503125]  should_fail.cold+0xa/0xf
[  176.506939]  ? setup_fault_attr+0x200/0x200
[  176.511278]  ? lock_acquire+0x170/0x3c0
[  176.515269]  __should_failslab+0x115/0x180
[  176.519515]  should_failslab+0x5/0x10
[  176.523326]  __kmalloc+0x2ab/0x3c0
[  176.526875]  ? __alloc_workqueue_key+0x789/0xed0
[  176.531644]  ? lock_acquire+0x170/0x3c0
[  176.535638]  __alloc_workqueue_key+0x789/0xed0
[  176.540237]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  176.545270]  ? nbd_ioctl+0x151/0xbe0
[  176.548995]  ? mutex_trylock+0x1a0/0x1a0
[  176.553066]  ? apparmor_sb_mount+0x970/0x970
[  176.557483]  nbd_start_device+0x183/0xd60
[  176.561637]  ? security_capable+0x8f/0xc0
[  176.565800]  nbd_ioctl+0x62c/0xbe0
[  176.569349]  ? _copy_from_user+0xd2/0x130
[  176.573506]  ? nbd_disconnect_and_put+0x190/0x190
[  176.578363]  ? __lock_acquire+0x6de/0x3ff0
[  176.582608]  ? nbd_disconnect_and_put+0x190/0x190
[  176.587460]  blkdev_ioctl+0x5cb/0x1a80
[  176.591352]  ? blkpg_ioctl+0x9d0/0x9d0
[  176.595250]  ? get_pid_task+0xf4/0x190
[  176.599144]  ? mark_held_locks+0xf0/0xf0
[  176.603209]  ? proc_fail_nth_write+0x95/0x1d0
[  176.607739]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  176.612684]  block_ioctl+0xe9/0x130
[  176.616316]  ? blkdev_fallocate+0x3f0/0x3f0
[  176.620642]  do_vfs_ioctl+0xcdb/0x12e0
[  176.624534]  ? lock_downgrade+0x720/0x720
[  176.628693]  ? check_preemption_disabled+0x41/0x280
[  176.633717]  ? ioctl_preallocate+0x200/0x200
[  176.638139]  ? __fget+0x356/0x510
[  176.641596]  ? do_dup2+0x450/0x450
[  176.645138]  ? vfs_write+0x393/0x540
[  176.648864]  ? fput+0x2b/0x190
[  176.652069]  ksys_ioctl+0x9b/0xc0
[  176.655534]  __x64_sys_ioctl+0x6f/0xb0
[  176.659436]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  176.664028]  do_syscall_64+0xf9/0x620
[  176.667836]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  176.673027] RIP: 0033:0x4665f9
13:20:58 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  176.676220] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  176.695123] RSP: 002b:00007f8e91d12188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  176.702836] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  176.710105] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  176.717415] RBP: 00007f8e91d121d0 R08: 0000000000000000 R09: 0000000000000000
13:20:58 executing program 3:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  176.724686] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  176.731959] R13: 00007ffcc555376f R14: 00007f8e91d12300 R15: 0000000000022000
[  176.767172] block nbd4: shutting down sockets
13:20:58 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  176.792854] block nbd1: shutting down sockets
13:20:58 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x2)

13:20:58 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:58 executing program 5 (fault-call:5 fault-nth:0):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  176.857953] block nbd2: Could not allocate knbd recv work queue.
[  176.916049] block nbd2: shutting down sockets
13:20:58 executing program 2 (fault-call:5 fault-nth:1):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:58 executing program 3:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:58 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  176.984933] FAULT_INJECTION: forcing a failure.
[  176.984933] name failslab, interval 1, probability 0, space 0, times 0
[  177.010687] CPU: 1 PID: 11741 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  177.011114] block nbd4: shutting down sockets
[  177.018595] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  177.018601] Call Trace:
[  177.018623]  dump_stack+0x1fc/0x2ef
[  177.018642]  should_fail.cold+0xa/0xf
[  177.042469]  ? setup_fault_attr+0x200/0x200
[  177.046805]  ? lock_acquire+0x170/0x3c0
[  177.050798]  __should_failslab+0x115/0x180
[  177.055041]  should_failslab+0x5/0x10
[  177.059039]  __kmalloc+0x2ab/0x3c0
[  177.062599]  ? __alloc_workqueue_key+0x789/0xed0
[  177.067358]  ? lock_acquire+0x170/0x3c0
[  177.071342]  __alloc_workqueue_key+0x789/0xed0
[  177.075942]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  177.080967]  ? nbd_ioctl+0x151/0xbe0
[  177.084687]  ? mutex_trylock+0x1a0/0x1a0
[  177.088756]  ? apparmor_sb_mount+0x970/0x970
[  177.093182]  nbd_start_device+0x183/0xd60
[  177.097342]  ? security_capable+0x8f/0xc0
[  177.101506]  nbd_ioctl+0x62c/0xbe0
[  177.105061]  ? _copy_from_user+0xd2/0x130
[  177.109224]  ? nbd_disconnect_and_put+0x190/0x190
[  177.114089]  ? __lock_acquire+0x6de/0x3ff0
[  177.118336]  ? nbd_disconnect_and_put+0x190/0x190
[  177.123191]  blkdev_ioctl+0x5cb/0x1a80
[  177.127089]  ? blkpg_ioctl+0x9d0/0x9d0
[  177.130984]  ? get_pid_task+0xf4/0x190
[  177.134881]  ? mark_held_locks+0xf0/0xf0
[  177.138952]  ? proc_fail_nth_write+0x95/0x1d0
[  177.143454]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  177.148404]  block_ioctl+0xe9/0x130
[  177.152034]  ? blkdev_fallocate+0x3f0/0x3f0
[  177.156372]  do_vfs_ioctl+0xcdb/0x12e0
[  177.160268]  ? lock_downgrade+0x720/0x720
[  177.164425]  ? check_preemption_disabled+0x41/0x280
[  177.169449]  ? ioctl_preallocate+0x200/0x200
[  177.173864]  ? __fget+0x356/0x510
[  177.177326]  ? do_dup2+0x450/0x450
[  177.180868]  ? vfs_write+0x393/0x540
[  177.184588]  ? fput+0x2b/0x190
[  177.187792]  ksys_ioctl+0x9b/0xc0
[  177.191251]  __x64_sys_ioctl+0x6f/0xb0
[  177.195148]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  177.199742]  do_syscall_64+0xf9/0x620
[  177.203558]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  177.208751] RIP: 0033:0x4665f9
[  177.211944] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
13:20:58 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

[  177.230845] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  177.238557] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  177.245832] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  177.253106] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  177.260383] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  177.267658] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
[  177.277689] block nbd5: Could not allocate knbd recv work queue.
13:20:58 executing program 3:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:58 executing program 5 (fault-call:5 fault-nth:1):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:58 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  177.288324] block nbd5: shutting down sockets
[  177.306102] FAULT_INJECTION: forcing a failure.
[  177.306102] name failslab, interval 1, probability 0, space 0, times 0
13:20:58 executing program 3:
perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  177.376721] CPU: 1 PID: 11761 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  177.384631] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  177.393988] Call Trace:
[  177.396593]  dump_stack+0x1fc/0x2ef
[  177.400235]  should_fail.cold+0xa/0xf
[  177.404054]  ? setup_fault_attr+0x200/0x200
[  177.408388]  ? lock_acquire+0x170/0x3c0
[  177.412378]  __should_failslab+0x115/0x180
[  177.416623]  should_failslab+0x5/0x10
[  177.420429]  kmem_cache_alloc_trace+0x284/0x380
[  177.425116]  __alloc_workqueue_key+0x7de/0xed0
[  177.429716]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  177.434745]  ? nbd_ioctl+0x151/0xbe0
[  177.438464]  ? mutex_trylock+0x1a0/0x1a0
[  177.442534]  ? apparmor_sb_mount+0x970/0x970
[  177.446965]  nbd_start_device+0x183/0xd60
[  177.451119]  ? security_capable+0x8f/0xc0
[  177.455285]  nbd_ioctl+0x62c/0xbe0
[  177.458835]  ? _copy_from_user+0xd2/0x130
[  177.462992]  ? nbd_disconnect_and_put+0x190/0x190
[  177.467856]  ? __lock_acquire+0x6de/0x3ff0
[  177.472104]  ? nbd_disconnect_and_put+0x190/0x190
[  177.476957]  blkdev_ioctl+0x5cb/0x1a80
[  177.480856]  ? blkpg_ioctl+0x9d0/0x9d0
[  177.484755]  ? get_pid_task+0xf4/0x190
[  177.488649]  ? mark_held_locks+0xf0/0xf0
[  177.492714]  ? proc_fail_nth_write+0x95/0x1d0
[  177.497217]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  177.502166]  block_ioctl+0xe9/0x130
[  177.505797]  ? blkdev_fallocate+0x3f0/0x3f0
[  177.510127]  do_vfs_ioctl+0xcdb/0x12e0
[  177.514025]  ? lock_downgrade+0x720/0x720
[  177.518181]  ? check_preemption_disabled+0x41/0x280
13:20:58 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

[  177.523203]  ? ioctl_preallocate+0x200/0x200
[  177.527620]  ? __fget+0x356/0x510
[  177.531125]  ? do_dup2+0x450/0x450
[  177.534674]  ? vfs_write+0x393/0x540
[  177.538398]  ? fput+0x2b/0x190
[  177.541599]  ksys_ioctl+0x9b/0xc0
[  177.545065]  __x64_sys_ioctl+0x6f/0xb0
[  177.548960]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  177.553556]  do_syscall_64+0xf9/0x620
[  177.557371]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  177.562558] RIP: 0033:0x4665f9
[  177.565756] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  177.584657] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  177.592371] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  177.599642] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005
[  177.606913] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
[  177.614180] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  177.621442] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
[  177.641980] block nbd2: Could not allocate knbd recv work queue.
[  177.649329] FAULT_INJECTION: forcing a failure.
[  177.649329] name failslab, interval 1, probability 0, space 0, times 0
[  177.655036] block nbd2: shutting down sockets
[  177.674125] block nbd4: shutting down sockets
[  177.686386] CPU: 0 PID: 11786 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  177.694290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  177.703992] Call Trace:
[  177.706590]  dump_stack+0x1fc/0x2ef
[  177.710229]  should_fail.cold+0xa/0xf
[  177.714042]  ? setup_fault_attr+0x200/0x200
[  177.718372]  ? lock_acquire+0x170/0x3c0
[  177.722361]  __should_failslab+0x115/0x180
[  177.726607]  should_failslab+0x5/0x10
[  177.730416]  kmem_cache_alloc_trace+0x284/0x380
[  177.735099]  __alloc_workqueue_key+0x7de/0xed0
[  177.739687]  ? do_raw_spin_unlock+0x171/0x230
[  177.744193]  ? _raw_spin_unlock+0x29/0x40
[  177.748355]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  177.753385]  ? nbd_ioctl+0x151/0xbe0
[  177.757106]  ? mutex_trylock+0x1a0/0x1a0
[  177.761184]  nbd_start_device+0x183/0xd60
[  177.765336]  ? security_capable+0x8f/0xc0
[  177.769499]  nbd_ioctl+0x62c/0xbe0
[  177.773051]  ? _copy_from_user+0xd2/0x130
[  177.777210]  ? nbd_disconnect_and_put+0x190/0x190
[  177.782075]  ? __lock_acquire+0x6de/0x3ff0
[  177.786316]  ? nbd_disconnect_and_put+0x190/0x190
[  177.791165]  blkdev_ioctl+0x5cb/0x1a80
[  177.795059]  ? blkpg_ioctl+0x9d0/0x9d0
[  177.798955]  ? get_pid_task+0xf4/0x190
[  177.802851]  ? mark_held_locks+0xf0/0xf0
[  177.806910]  ? proc_fail_nth_write+0x95/0x1d0
[  177.811386]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  177.816302]  block_ioctl+0xe9/0x130
[  177.819911]  ? blkdev_fallocate+0x3f0/0x3f0
[  177.824214]  do_vfs_ioctl+0xcdb/0x12e0
[  177.828085]  ? lock_downgrade+0x720/0x720
[  177.832216]  ? check_preemption_disabled+0x41/0x280
[  177.837215]  ? ioctl_preallocate+0x200/0x200
[  177.841607]  ? __fget+0x356/0x510
[  177.845043]  ? do_dup2+0x450/0x450
[  177.848566]  ? vfs_write+0x393/0x540
[  177.852265]  ? fput+0x2b/0x190
[  177.855444]  ksys_ioctl+0x9b/0xc0
[  177.858880]  __x64_sys_ioctl+0x6f/0xb0
[  177.862749]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  177.867314]  do_syscall_64+0xf9/0x620
[  177.871106]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  177.876279] RIP: 0033:0x4665f9
[  177.879468] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  177.898355] RSP: 002b:00007f32a5f8c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  177.906045] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  177.913309] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  177.920576] RBP: 00007f32a5f8c1d0 R08: 0000000000000000 R09: 0000000000000000
[  177.927825] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  177.935091] R13: 00007ffddd867c7f R14: 00007f32a5f8c300 R15: 0000000000022000
[  177.947715] block nbd1: Receive control failed (result -32)
[  177.956926] block nbd5: Could not allocate knbd recv work queue.
[  177.965677] block nbd5: shutting down sockets
13:20:59 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x301)

13:20:59 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)

13:20:59 executing program 3:
perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:20:59 executing program 2 (fault-call:5 fault-nth:2):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:20:59 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:59 executing program 5 (fault-call:5 fault-nth:2):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  177.989222] block nbd1: Device being setup by another task
[  177.995309] block nbd1: shutting down sockets
13:20:59 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  178.079988] FAULT_INJECTION: forcing a failure.
[  178.079988] name failslab, interval 1, probability 0, space 0, times 0
[  178.110023] CPU: 0 PID: 11808 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  178.117944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  178.127299] Call Trace:
[  178.129879]  dump_stack+0x1fc/0x2ef
[  178.133505]  should_fail.cold+0xa/0xf
[  178.137302]  ? setup_fault_attr+0x200/0x200
[  178.141605]  ? lock_acquire+0x170/0x3c0
[  178.145565]  __should_failslab+0x115/0x180
[  178.149786]  should_failslab+0x5/0x10
[  178.153576]  __kmalloc+0x2ab/0x3c0
[  178.157100]  ? apply_wqattrs_prepare+0xf7/0xa50
[  178.161755]  apply_wqattrs_prepare+0xf7/0xa50
[  178.166238]  apply_workqueue_attrs_locked+0xc5/0x120
[  178.171340]  __alloc_workqueue_key+0x9c4/0xed0
[  178.175917]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  178.180918]  ? nbd_ioctl+0x151/0xbe0
[  178.184624]  ? mutex_trylock+0x1a0/0x1a0
[  178.188678]  ? apparmor_sb_mount+0x970/0x970
[  178.193088]  nbd_start_device+0x183/0xd60
[  178.197224]  ? security_capable+0x8f/0xc0
[  178.201370]  nbd_ioctl+0x62c/0xbe0
[  178.204904]  ? _copy_from_user+0xd2/0x130
[  178.209044]  ? nbd_disconnect_and_put+0x190/0x190
[  178.213884]  ? __lock_acquire+0x6de/0x3ff0
[  178.218103]  ? nbd_disconnect_and_put+0x190/0x190
[  178.222930]  blkdev_ioctl+0x5cb/0x1a80
[  178.226811]  ? blkpg_ioctl+0x9d0/0x9d0
[  178.230709]  ? get_pid_task+0xf4/0x190
[  178.234587]  ? mark_held_locks+0xf0/0xf0
[  178.238639]  ? proc_fail_nth_write+0x95/0x1d0
[  178.243117]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  178.248049]  block_ioctl+0xe9/0x130
[  178.251658]  ? blkdev_fallocate+0x3f0/0x3f0
[  178.255961]  do_vfs_ioctl+0xcdb/0x12e0
[  178.259829]  ? lock_downgrade+0x720/0x720
[  178.263960]  ? check_preemption_disabled+0x41/0x280
[  178.268974]  ? ioctl_preallocate+0x200/0x200
[  178.273366]  ? __fget+0x356/0x510
[  178.276812]  ? do_dup2+0x450/0x450
[  178.280341]  ? vfs_write+0x393/0x540
[  178.284045]  ? fput+0x2b/0x190
[  178.287224]  ksys_ioctl+0x9b/0xc0
[  178.290662]  __x64_sys_ioctl+0x6f/0xb0
[  178.294533]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  178.299106]  do_syscall_64+0xf9/0x620
[  178.302899]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  178.308070] RIP: 0033:0x4665f9
[  178.311250] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  178.330152] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  178.337855] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  178.345104] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  178.352360] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
[  178.359619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  178.366885] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
13:20:59 executing program 3:
perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  178.385456] block nbd2: Could not allocate knbd recv work queue.
[  178.391832] FAULT_INJECTION: forcing a failure.
[  178.391832] name failslab, interval 1, probability 0, space 0, times 0
[  178.403452] block nbd4: Device being setup by another task
[  178.409421] block nbd0: shutting down sockets
[  178.413905] CPU: 0 PID: 11814 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  178.413961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  178.413967] Call Trace:
[  178.413987]  dump_stack+0x1fc/0x2ef
[  178.414008]  should_fail.cold+0xa/0xf
[  178.422159] block nbd4: shutting down sockets
[  178.431226]  ? setup_fault_attr+0x200/0x200
[  178.431241]  ? lock_acquire+0x170/0x3c0
[  178.431260]  __should_failslab+0x115/0x180
[  178.458263]  should_failslab+0x5/0x10
[  178.462072]  __kmalloc+0x2ab/0x3c0
[  178.465621]  ? apply_wqattrs_prepare+0xf7/0xa50
[  178.470300]  apply_wqattrs_prepare+0xf7/0xa50
[  178.474818]  apply_workqueue_attrs_locked+0xc5/0x120
[  178.479929]  __alloc_workqueue_key+0x9c4/0xed0
[  178.484521]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  178.489550]  ? nbd_ioctl+0x151/0xbe0
[  178.493273]  ? mutex_trylock+0x1a0/0x1a0
[  178.497345]  ? apparmor_sb_mount+0x970/0x970
[  178.501775]  nbd_start_device+0x183/0xd60
[  178.505933]  ? security_capable+0x8f/0xc0
[  178.510099]  nbd_ioctl+0x62c/0xbe0
[  178.513649]  ? _copy_from_user+0xd2/0x130
[  178.517808]  ? nbd_disconnect_and_put+0x190/0x190
[  178.522670]  ? __lock_acquire+0x6de/0x3ff0
[  178.526914]  ? nbd_disconnect_and_put+0x190/0x190
[  178.531767]  blkdev_ioctl+0x5cb/0x1a80
[  178.535665]  ? blkpg_ioctl+0x9d0/0x9d0
[  178.539561]  ? get_pid_task+0xf4/0x190
[  178.543462]  ? mark_held_locks+0xf0/0xf0
[  178.547528]  ? proc_fail_nth_write+0x95/0x1d0
[  178.552031]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  178.556977]  block_ioctl+0xe9/0x130
[  178.560608]  ? blkdev_fallocate+0x3f0/0x3f0
[  178.564937]  do_vfs_ioctl+0xcdb/0x12e0
[  178.568834]  ? lock_downgrade+0x720/0x720
[  178.572988]  ? check_preemption_disabled+0x41/0x280
[  178.578021]  ? ioctl_preallocate+0x200/0x200
[  178.582447]  ? __fget+0x356/0x510
[  178.585909]  ? do_dup2+0x450/0x450
[  178.589463]  ? vfs_write+0x393/0x540
[  178.593186]  ? fput+0x2b/0x190
[  178.596390]  ksys_ioctl+0x9b/0xc0
[  178.599854]  __x64_sys_ioctl+0x6f/0xb0
[  178.603752]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  178.608342]  do_syscall_64+0xf9/0x620
[  178.612173]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  178.617367] RIP: 0033:0x4665f9
13:20:59 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:20:59 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  178.620561] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  178.637271] block nbd2: shutting down sockets
[  178.639460] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  178.639476] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  178.639485] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  178.639493] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  178.639501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
13:21:00 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  178.639510] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
[  178.653439] block nbd5: Could not allocate knbd recv work queue.
[  178.706270] block nbd0: shutting down sockets
[  178.721854] block nbd4: Device being setup by another task
[  178.723285] block nbd5: shutting down sockets
13:21:00 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  178.743230] block nbd4: shutting down sockets
[  178.829614] block nbd0: shutting down sockets
13:21:00 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125d)

13:21:00 executing program 2 (fault-call:5 fault-nth:3):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:00 executing program 5 (fault-call:5 fault-nth:3):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:00 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:00 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:00 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  178.875980] block nbd1: Receive control failed (result -32)
[  178.909234] block nbd1: Device being setup by another task
[  178.915764] block nbd1: shutting down sockets
13:21:00 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  179.009968] FAULT_INJECTION: forcing a failure.
[  179.009968] name failslab, interval 1, probability 0, space 0, times 0
[  179.026082] CPU: 0 PID: 11868 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  179.033991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  179.043349] Call Trace:
[  179.045938]  dump_stack+0x1fc/0x2ef
[  179.049554]  should_fail.cold+0xa/0xf
[  179.053341]  ? setup_fault_attr+0x200/0x200
[  179.057645]  ? lock_acquire+0x170/0x3c0
[  179.061605]  __should_failslab+0x115/0x180
[  179.065825]  should_failslab+0x5/0x10
[  179.069607]  kmem_cache_alloc_trace+0x284/0x380
[  179.074269]  apply_wqattrs_prepare+0x137/0xa50
[  179.078849]  apply_workqueue_attrs_locked+0xc5/0x120
[  179.083938]  __alloc_workqueue_key+0x9c4/0xed0
[  179.088508]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  179.093509]  ? nbd_ioctl+0x151/0xbe0
[  179.097209]  ? mutex_trylock+0x1a0/0x1a0
[  179.101253]  ? apparmor_sb_mount+0x970/0x970
[  179.105647]  nbd_start_device+0x183/0xd60
[  179.109781]  ? security_capable+0x8f/0xc0
[  179.113914]  nbd_ioctl+0x62c/0xbe0
[  179.117439]  ? _copy_from_user+0xd2/0x130
[  179.121571]  ? nbd_disconnect_and_put+0x190/0x190
[  179.126405]  ? __lock_acquire+0x6de/0x3ff0
[  179.130622]  ? nbd_disconnect_and_put+0x190/0x190
[  179.135459]  blkdev_ioctl+0x5cb/0x1a80
[  179.139340]  ? blkpg_ioctl+0x9d0/0x9d0
[  179.143215]  ? get_pid_task+0xf4/0x190
[  179.147096]  ? mark_held_locks+0xf0/0xf0
[  179.151144]  ? proc_fail_nth_write+0x95/0x1d0
[  179.155630]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  179.160548]  block_ioctl+0xe9/0x130
[  179.164156]  ? blkdev_fallocate+0x3f0/0x3f0
[  179.168460]  do_vfs_ioctl+0xcdb/0x12e0
[  179.172333]  ? lock_downgrade+0x720/0x720
[  179.176471]  ? check_preemption_disabled+0x41/0x280
[  179.181469]  ? ioctl_preallocate+0x200/0x200
[  179.185863]  ? __fget+0x356/0x510
[  179.189416]  ? do_dup2+0x450/0x450
[  179.192939]  ? vfs_write+0x393/0x540
[  179.196635]  ? fput+0x2b/0x190
[  179.199816]  ksys_ioctl+0x9b/0xc0
[  179.203251]  __x64_sys_ioctl+0x6f/0xb0
[  179.207126]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  179.211692]  do_syscall_64+0xf9/0x620
[  179.215525]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  179.220700] RIP: 0033:0x4665f9
[  179.223875] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  179.242758] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  179.250446] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  179.257740] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  179.265000] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
[  179.272258] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  179.279517] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
[  179.296166] block nbd2: Could not allocate knbd recv work queue.
[  179.302438] FAULT_INJECTION: forcing a failure.
13:21:00 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  179.302438] name failslab, interval 1, probability 0, space 0, times 0
[  179.308315] block nbd4: shutting down sockets
[  179.320296] CPU: 0 PID: 11869 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  179.328196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  179.337558] Call Trace:
[  179.340157]  dump_stack+0x1fc/0x2ef
[  179.343801]  should_fail.cold+0xa/0xf
[  179.347612]  ? setup_fault_attr+0x200/0x200
[  179.351943]  ? lock_acquire+0x170/0x3c0
[  179.355931]  __should_failslab+0x115/0x180
[  179.360176]  should_failslab+0x5/0x10
[  179.363982]  kmem_cache_alloc_trace+0x284/0x380
[  179.368661]  apply_wqattrs_prepare+0x137/0xa50
[  179.373260]  apply_workqueue_attrs_locked+0xc5/0x120
[  179.378379]  __alloc_workqueue_key+0x9c4/0xed0
[  179.382978]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  179.388016]  ? nbd_ioctl+0x151/0xbe0
[  179.391734]  ? mutex_trylock+0x1a0/0x1a0
[  179.395803]  ? apparmor_sb_mount+0x970/0x970
[  179.400231]  nbd_start_device+0x183/0xd60
[  179.404395]  ? security_capable+0x8f/0xc0
[  179.408557]  nbd_ioctl+0x62c/0xbe0
[  179.412114]  ? _copy_from_user+0xd2/0x130
[  179.416274]  ? nbd_disconnect_and_put+0x190/0x190
[  179.421135]  ? __lock_acquire+0x6de/0x3ff0
[  179.425386]  ? nbd_disconnect_and_put+0x190/0x190
[  179.430247]  blkdev_ioctl+0x5cb/0x1a80
[  179.434143]  ? blkpg_ioctl+0x9d0/0x9d0
[  179.438038]  ? get_pid_task+0xf4/0x190
[  179.441929]  ? mark_held_locks+0xf0/0xf0
[  179.445995]  ? proc_fail_nth_write+0x95/0x1d0
[  179.450494]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  179.451039] block nbd2: shutting down sockets
[  179.455435]  block_ioctl+0xe9/0x130
[  179.455450]  ? blkdev_fallocate+0x3f0/0x3f0
[  179.455468]  do_vfs_ioctl+0xcdb/0x12e0
[  179.455485]  ? lock_downgrade+0x720/0x720
[  179.455500]  ? check_preemption_disabled+0x41/0x280
[  179.455515]  ? ioctl_preallocate+0x200/0x200
[  179.485345]  ? __fget+0x356/0x510
[  179.488810]  ? do_dup2+0x450/0x450
[  179.492359]  ? vfs_write+0x393/0x540
[  179.496085]  ? fput+0x2b/0x190
[  179.499293]  ksys_ioctl+0x9b/0xc0
[  179.502759]  __x64_sys_ioctl+0x6f/0xb0
[  179.506652]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  179.511248]  do_syscall_64+0xf9/0x620
[  179.515057]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  179.520246] RIP: 0033:0x4665f9
[  179.523443] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  179.542352] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  179.550065] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
13:21:00 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:21:00 executing program 2 (fault-call:5 fault-nth:4):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  179.557345] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  179.564617] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  179.571886] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  179.579159] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
13:21:01 executing program 5 (fault-call:5 fault-nth:4):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  179.616765] block nbd5: Could not allocate knbd recv work queue.
[  179.626163] block nbd5: shutting down sockets
[  179.632590] block nbd4: Device being setup by another task
[  179.649683] FAULT_INJECTION: forcing a failure.
[  179.649683] name failslab, interval 1, probability 0, space 0, times 0
[  179.704669] CPU: 0 PID: 11899 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  179.712581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  179.721942] Call Trace:
[  179.724545]  dump_stack+0x1fc/0x2ef
[  179.728186]  should_fail.cold+0xa/0xf
[  179.731997]  ? setup_fault_attr+0x200/0x200
[  179.736334]  ? lock_acquire+0x170/0x3c0
[  179.740330]  __should_failslab+0x115/0x180
[  179.744570]  should_failslab+0x5/0x10
[  179.748373]  kmem_cache_alloc_trace+0x284/0x380
[  179.753030]  apply_wqattrs_prepare+0x1c4/0xa50
[  179.757604]  apply_workqueue_attrs_locked+0xc5/0x120
[  179.762693]  __alloc_workqueue_key+0x9c4/0xed0
[  179.767284]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  179.772317]  ? nbd_ioctl+0x151/0xbe0
[  179.776026]  ? mutex_trylock+0x1a0/0x1a0
[  179.780084]  ? apparmor_sb_mount+0x970/0x970
[  179.784503]  nbd_start_device+0x183/0xd60
[  179.788645]  ? security_capable+0x8f/0xc0
[  179.792781]  nbd_ioctl+0x62c/0xbe0
[  179.796314]  ? _copy_from_user+0xd2/0x130
[  179.800458]  ? nbd_disconnect_and_put+0x190/0x190
[  179.805295]  ? __lock_acquire+0x6de/0x3ff0
[  179.807763] block nbd0: Receive control failed (result -32)
[  179.809532]  ? nbd_disconnect_and_put+0x190/0x190
[  179.809551]  blkdev_ioctl+0x5cb/0x1a80
[  179.809565]  ? blkpg_ioctl+0x9d0/0x9d0
[  179.809583]  ? get_pid_task+0xf4/0x190
[  179.815710] block nbd0: shutting down sockets
[  179.820137]  ? mark_held_locks+0xf0/0xf0
[  179.820153]  ? proc_fail_nth_write+0x95/0x1d0
[  179.820168]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  179.820193]  block_ioctl+0xe9/0x130
[  179.820204]  ? blkdev_fallocate+0x3f0/0x3f0
[  179.820224]  do_vfs_ioctl+0xcdb/0x12e0
[  179.861571]  ? lock_downgrade+0x720/0x720
[  179.865711]  ? check_preemption_disabled+0x41/0x280
[  179.870776]  ? ioctl_preallocate+0x200/0x200
[  179.875170]  ? __fget+0x356/0x510
[  179.878607]  ? do_dup2+0x450/0x450
[  179.882130]  ? vfs_write+0x393/0x540
[  179.885829]  ? fput+0x2b/0x190
[  179.889025]  ksys_ioctl+0x9b/0xc0
[  179.892467]  __x64_sys_ioctl+0x6f/0xb0
[  179.896337]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  179.900900]  do_syscall_64+0xf9/0x620
[  179.904686]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  179.909857] RIP: 0033:0x4665f9
[  179.913032] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  179.931964] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  179.939655] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  179.946905] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
13:21:01 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  179.954161] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
[  179.961437] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  179.968692] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
[  179.981050] block nbd1: Receive control failed (result -32)
[  180.032697] block nbd2: Could not allocate knbd recv work queue.
[  180.039819] block nbd1: Device being setup by another task
[  180.044270] block nbd2: shutting down sockets
[  180.059920] FAULT_INJECTION: forcing a failure.
[  180.059920] name failslab, interval 1, probability 0, space 0, times 0
[  180.063485] block nbd1: shutting down sockets
[  180.079082] CPU: 1 PID: 11909 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  180.086978] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  180.096333] Call Trace:
[  180.098935]  dump_stack+0x1fc/0x2ef
[  180.102578]  should_fail.cold+0xa/0xf
[  180.106387]  ? setup_fault_attr+0x200/0x200
[  180.110717]  ? lock_acquire+0x170/0x3c0
[  180.114708]  __should_failslab+0x115/0x180
[  180.118953]  should_failslab+0x5/0x10
[  180.122753]  kmem_cache_alloc_trace+0x284/0x380
[  180.127428]  apply_wqattrs_prepare+0x1c4/0xa50
[  180.132039]  apply_workqueue_attrs_locked+0xc5/0x120
[  180.137152]  __alloc_workqueue_key+0x9c4/0xed0
[  180.141752]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  180.146790]  ? nbd_ioctl+0x151/0xbe0
[  180.150529]  ? mutex_trylock+0x1a0/0x1a0
[  180.154601]  ? apparmor_sb_mount+0x970/0x970
[  180.159019]  nbd_start_device+0x183/0xd60
[  180.163172]  ? security_capable+0x8f/0xc0
[  180.167334]  nbd_ioctl+0x62c/0xbe0
[  180.170884]  ? _copy_from_user+0xd2/0x130
[  180.175041]  ? nbd_disconnect_and_put+0x190/0x190
[  180.179898]  ? __lock_acquire+0x6de/0x3ff0
[  180.184138]  ? nbd_disconnect_and_put+0x190/0x190
[  180.188985]  blkdev_ioctl+0x5cb/0x1a80
[  180.192879]  ? blkpg_ioctl+0x9d0/0x9d0
[  180.196770]  ? get_pid_task+0xf4/0x190
[  180.200673]  ? mark_held_locks+0xf0/0xf0
[  180.204739]  ? proc_fail_nth_write+0x95/0x1d0
[  180.209243]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  180.214193]  block_ioctl+0xe9/0x130
[  180.217821]  ? blkdev_fallocate+0x3f0/0x3f0
[  180.222145]  do_vfs_ioctl+0xcdb/0x12e0
[  180.226037]  ? lock_downgrade+0x720/0x720
[  180.230180]  ? check_preemption_disabled+0x41/0x280
[  180.235185]  ? ioctl_preallocate+0x200/0x200
[  180.239593]  ? __fget+0x356/0x510
[  180.243049]  ? do_dup2+0x450/0x450
[  180.243678] block nbd4: Receive control failed (result -32)
[  180.246584]  ? vfs_write+0x393/0x540
[  180.246602]  ? fput+0x2b/0x190
[  180.246623]  ksys_ioctl+0x9b/0xc0
[  180.246638]  __x64_sys_ioctl+0x6f/0xb0
[  180.253980] block nbd4: shutting down sockets
[  180.256040]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  180.256057]  do_syscall_64+0xf9/0x620
[  180.256077]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  180.256091] RIP: 0033:0x4665f9
[  180.287752] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  180.306688] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  180.314379] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  180.321632] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
13:21:01 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125e)

13:21:01 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

13:21:01 executing program 2 (fault-call:5 fault-nth:5):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:01 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:01 executing program 5 (fault-call:5 fault-nth:5):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  180.328882] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  180.336135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  180.343436] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
[  180.351433] block nbd5: Could not allocate knbd recv work queue.
[  180.363933] block nbd5: shutting down sockets
13:21:01 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  180.470669] FAULT_INJECTION: forcing a failure.
[  180.470669] name failslab, interval 1, probability 0, space 0, times 0
[  180.521316] CPU: 0 PID: 11932 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  180.529234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  180.538593] Call Trace:
[  180.541187]  dump_stack+0x1fc/0x2ef
[  180.544822]  should_fail.cold+0xa/0xf
[  180.548631]  ? setup_fault_attr+0x200/0x200
[  180.552961]  ? lock_acquire+0x170/0x3c0
[  180.556945]  __should_failslab+0x115/0x180
[  180.561188]  should_failslab+0x5/0x10
[  180.564997]  kmem_cache_alloc_node+0x245/0x3b0
[  180.569587]  alloc_unbound_pwq+0x4a4/0xc10
[  180.573831]  apply_wqattrs_prepare+0x3c0/0xa50
[  180.578424]  apply_workqueue_attrs_locked+0xc5/0x120
[  180.583531]  __alloc_workqueue_key+0x9c4/0xed0
[  180.588120]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  180.593147]  ? nbd_ioctl+0x151/0xbe0
[  180.596863]  ? mutex_trylock+0x1a0/0x1a0
[  180.600924]  ? apparmor_sb_mount+0x970/0x970
[  180.605345]  nbd_start_device+0x183/0xd60
[  180.609500]  ? security_capable+0x8f/0xc0
[  180.613655]  nbd_ioctl+0x62c/0xbe0
[  180.617210]  ? _copy_from_user+0xd2/0x130
[  180.621373]  ? nbd_disconnect_and_put+0x190/0x190
[  180.626232]  ? __lock_acquire+0x6de/0x3ff0
[  180.630479]  ? nbd_disconnect_and_put+0x190/0x190
[  180.635334]  blkdev_ioctl+0x5cb/0x1a80
[  180.639227]  ? blkpg_ioctl+0x9d0/0x9d0
[  180.643125]  ? get_pid_task+0xf4/0x190
[  180.647022]  ? mark_held_locks+0xf0/0xf0
[  180.651091]  ? proc_fail_nth_write+0x95/0x1d0
[  180.655586]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  180.660506]  block_ioctl+0xe9/0x130
[  180.664116]  ? blkdev_fallocate+0x3f0/0x3f0
[  180.668424]  do_vfs_ioctl+0xcdb/0x12e0
[  180.672315]  ? lock_downgrade+0x720/0x720
[  180.676457]  ? check_preemption_disabled+0x41/0x280
[  180.681458]  ? ioctl_preallocate+0x200/0x200
[  180.685854]  ? __fget+0x356/0x510
[  180.689301]  ? do_dup2+0x450/0x450
[  180.692821]  ? vfs_write+0x393/0x540
[  180.696523]  ? fput+0x2b/0x190
[  180.699712]  ksys_ioctl+0x9b/0xc0
[  180.703155]  __x64_sys_ioctl+0x6f/0xb0
[  180.707035]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  180.711601]  do_syscall_64+0xf9/0x620
[  180.715390]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  180.720560] RIP: 0033:0x4665f9
[  180.723734] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  180.742618] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  180.750308] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  180.757560] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  180.764808] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
13:21:02 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  180.772110] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  180.779361] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
[  180.801744] FAULT_INJECTION: forcing a failure.
[  180.801744] name failslab, interval 1, probability 0, space 0, times 0
[  180.815410] block nbd2: Could not allocate knbd recv work queue.
[  180.821838] CPU: 0 PID: 11936 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  180.829726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  180.839082] Call Trace:
[  180.841682]  dump_stack+0x1fc/0x2ef
[  180.845328]  should_fail.cold+0xa/0xf
[  180.849158]  ? setup_fault_attr+0x200/0x200
[  180.853489]  ? lock_acquire+0x170/0x3c0
[  180.857475]  __should_failslab+0x115/0x180
[  180.861722]  should_failslab+0x5/0x10
[  180.865533]  kmem_cache_alloc_node+0x245/0x3b0
[  180.870130]  alloc_unbound_pwq+0x4a4/0xc10
[  180.874383]  apply_wqattrs_prepare+0x3c0/0xa50
[  180.878984]  apply_workqueue_attrs_locked+0xc5/0x120
[  180.884098]  __alloc_workqueue_key+0x9c4/0xed0
[  180.888698]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  180.893725]  ? nbd_ioctl+0x151/0xbe0
[  180.897452]  ? mutex_trylock+0x1a0/0x1a0
[  180.901524]  ? apparmor_sb_mount+0x970/0x970
[  180.902858] block nbd2: shutting down sockets
[  180.905950]  nbd_start_device+0x183/0xd60
[  180.905969]  ? security_capable+0x8f/0xc0
[  180.905991]  nbd_ioctl+0x62c/0xbe0
[  180.906009]  ? _copy_from_user+0xd2/0x130
[  180.906027]  ? nbd_disconnect_and_put+0x190/0x190
[  180.906049]  ? __lock_acquire+0x6de/0x3ff0
[  180.906066]  ? nbd_disconnect_and_put+0x190/0x190
[  180.940363]  blkdev_ioctl+0x5cb/0x1a80
[  180.944267]  ? blkpg_ioctl+0x9d0/0x9d0
[  180.948166]  ? get_pid_task+0xf4/0x190
[  180.952076]  ? mark_held_locks+0xf0/0xf0
[  180.956144]  ? proc_fail_nth_write+0x95/0x1d0
[  180.960648]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  180.965597]  block_ioctl+0xe9/0x130
[  180.969229]  ? blkdev_fallocate+0x3f0/0x3f0
13:21:02 executing program 2 (fault-call:5 fault-nth:6):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  180.973560]  do_vfs_ioctl+0xcdb/0x12e0
[  180.977459]  ? lock_downgrade+0x720/0x720
[  180.981621]  ? check_preemption_disabled+0x41/0x280
[  180.986647]  ? ioctl_preallocate+0x200/0x200
[  180.991081]  ? __fget+0x356/0x510
[  180.994534]  ? do_dup2+0x450/0x450
[  180.998065]  ? vfs_write+0x393/0x540
[  181.001810]  ? fput+0x2b/0x190
[  181.004991]  ksys_ioctl+0x9b/0xc0
[  181.008433]  __x64_sys_ioctl+0x6f/0xb0
[  181.012313]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  181.016879]  do_syscall_64+0xf9/0x620
[  181.020668]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  181.025895] RIP: 0033:0x4665f9
[  181.029081] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  181.047990] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  181.055696] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  181.062950] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  181.070332] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  181.077600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  181.084869] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
[  181.098510] block nbd5: Could not allocate knbd recv work queue.
[  181.107424] FAULT_INJECTION: forcing a failure.
[  181.107424] name failslab, interval 1, probability 0, space 0, times 0
[  181.111410] block nbd5: shutting down sockets
[  181.154586] CPU: 1 PID: 11957 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  181.162502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  181.171860] Call Trace:
[  181.174458]  dump_stack+0x1fc/0x2ef
[  181.178095]  should_fail.cold+0xa/0xf
[  181.181895]  ? setup_fault_attr+0x200/0x200
[  181.186204]  ? lock_acquire+0x170/0x3c0
[  181.190180]  __should_failslab+0x115/0x180
[  181.194410]  should_failslab+0x5/0x10
[  181.198192]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  181.203278]  init_rescuer+0xa1/0x370
[  181.206978]  __alloc_workqueue_key+0xb56/0xed0
[  181.211545]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  181.216547]  ? nbd_ioctl+0x151/0xbe0
[  181.220242]  ? mutex_trylock+0x1a0/0x1a0
[  181.224313]  nbd_start_device+0x183/0xd60
[  181.228455]  ? security_capable+0x8f/0xc0
[  181.232589]  nbd_ioctl+0x62c/0xbe0
[  181.236110]  ? _copy_from_user+0xd2/0x130
[  181.240241]  ? nbd_disconnect_and_put+0x190/0x190
[  181.245067]  ? __lock_acquire+0x6de/0x3ff0
[  181.249285]  ? nbd_disconnect_and_put+0x190/0x190
[  181.254109]  blkdev_ioctl+0x5cb/0x1a80
[  181.257978]  ? blkpg_ioctl+0x9d0/0x9d0
[  181.261846]  ? get_pid_task+0xf4/0x190
[  181.265714]  ? mark_held_locks+0xf0/0xf0
[  181.269753]  ? proc_fail_nth_write+0x95/0x1d0
[  181.274226]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  181.279141]  block_ioctl+0xe9/0x130
[  181.282749]  ? blkdev_fallocate+0x3f0/0x3f0
[  181.287049]  do_vfs_ioctl+0xcdb/0x12e0
[  181.290920]  ? lock_downgrade+0x720/0x720
[  181.295050]  ? check_preemption_disabled+0x41/0x280
[  181.300047]  ? ioctl_preallocate+0x200/0x200
[  181.304437]  ? __fget+0x356/0x510
[  181.307872]  ? do_dup2+0x450/0x450
[  181.311394]  ? vfs_write+0x393/0x540
[  181.315093]  ? fput+0x2b/0x190
[  181.318270]  ksys_ioctl+0x9b/0xc0
[  181.321708]  __x64_sys_ioctl+0x6f/0xb0
[  181.325578]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  181.330141]  do_syscall_64+0xf9/0x620
[  181.333924]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  181.339110] RIP: 0033:0x4665f9
[  181.342338] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  181.361218] RSP: 002b:00007f8e91d12188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  181.368906] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  181.376159] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  181.383409] RBP: 00007f8e91d121d0 R08: 0000000000000000 R09: 0000000000000000
[  181.390666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  181.397933] R13: 00007ffcc555376f R14: 00007f8e91d12300 R15: 0000000000022000
13:21:02 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:02 executing program 5 (fault-call:5 fault-nth:6):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  181.408891] block nbd4: Receive control failed (result -32)
[  181.410352] block nbd1: Receive control failed (result -32)
[  181.414696] block nbd4: Receive control failed (result -32)
[  181.426176] block nbd0: Receive control failed (result -32)
[  181.429686] block nbd4: shutting down sockets
[  181.432175] block nbd1: shutting down sockets
[  181.436618] block nbd0: shutting down sockets
13:21:02 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  181.460484] block nbd2: Could not allocate knbd recv work queue.
[  181.466709] block nbd2: shutting down sockets
13:21:02 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  181.504836] block nbd1: shutting down sockets
13:21:02 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125f)

13:21:02 executing program 2 (fault-call:5 fault-nth:7):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  181.560032] FAULT_INJECTION: forcing a failure.
[  181.560032] name failslab, interval 1, probability 0, space 0, times 0
[  181.613196] CPU: 0 PID: 11969 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  181.621114] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  181.630466] Call Trace:
[  181.633064]  dump_stack+0x1fc/0x2ef
[  181.636709]  should_fail.cold+0xa/0xf
[  181.640631]  ? setup_fault_attr+0x200/0x200
[  181.644957]  ? lock_acquire+0x170/0x3c0
[  181.648942]  __should_failslab+0x115/0x180
[  181.653183]  should_failslab+0x5/0x10
[  181.656996]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  181.662114]  init_rescuer+0xa1/0x370
[  181.665839]  __alloc_workqueue_key+0xb56/0xed0
[  181.670442]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  181.675470]  ? nbd_ioctl+0x151/0xbe0
[  181.679188]  ? mutex_trylock+0x1a0/0x1a0
[  181.683255]  ? apparmor_sb_mount+0x970/0x970
[  181.687675]  nbd_start_device+0x183/0xd60
[  181.691831]  ? security_capable+0x8f/0xc0
[  181.696018]  nbd_ioctl+0x62c/0xbe0
[  181.699573]  ? _copy_from_user+0xd2/0x130
[  181.703750]  ? nbd_disconnect_and_put+0x190/0x190
[  181.708599]  ? __lock_acquire+0x6de/0x3ff0
[  181.712845]  ? nbd_disconnect_and_put+0x190/0x190
[  181.717692]  blkdev_ioctl+0x5cb/0x1a80
[  181.721586]  ? blkpg_ioctl+0x9d0/0x9d0
[  181.725481]  ? get_pid_task+0xf4/0x190
[  181.729372]  ? mark_held_locks+0xf0/0xf0
[  181.733442]  ? proc_fail_nth_write+0x95/0x1d0
[  181.737947]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  181.742889]  block_ioctl+0xe9/0x130
[  181.746516]  ? blkdev_fallocate+0x3f0/0x3f0
[  181.750838]  do_vfs_ioctl+0xcdb/0x12e0
[  181.754735]  ? lock_downgrade+0x720/0x720
[  181.758889]  ? check_preemption_disabled+0x41/0x280
[  181.763912]  ? ioctl_preallocate+0x200/0x200
[  181.768329]  ? __fget+0x356/0x510
[  181.771789]  ? do_dup2+0x450/0x450
[  181.775330]  ? vfs_write+0x393/0x540
[  181.779048]  ? fput+0x2b/0x190
[  181.782248]  ksys_ioctl+0x9b/0xc0
[  181.785703]  __x64_sys_ioctl+0x6f/0xb0
[  181.789594]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  181.794180]  do_syscall_64+0xf9/0x620
[  181.797970]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  181.803162] RIP: 0033:0x4665f9
[  181.806359] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  181.825263] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  181.832983] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  181.840258] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  181.847539] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  181.854816] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
13:21:03 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  181.862094] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
[  181.889288] FAULT_INJECTION: forcing a failure.
[  181.889288] name failslab, interval 1, probability 0, space 0, times 0
[  181.921441] CPU: 1 PID: 11985 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  181.929362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  181.938720] Call Trace:
[  181.941320]  dump_stack+0x1fc/0x2ef
[  181.944965]  should_fail.cold+0xa/0xf
[  181.948771]  ? setup_fault_attr+0x200/0x200
[  181.953092]  ? lock_acquire+0x170/0x3c0
[  181.957072]  __should_failslab+0x115/0x180
[  181.961309]  should_failslab+0x5/0x10
[  181.965108]  kmem_cache_alloc_trace+0x284/0x380
[  181.969785]  ? cancel_delayed_work+0x2c0/0x2c0
[  181.974368]  __kthread_create_on_node+0xd2/0x410
[  181.979127]  ? mark_held_locks+0xf0/0xf0
[  181.983185]  ? kthread_parkme+0xa0/0xa0
[  181.987160]  ? pwq_adjust_max_active+0x31f/0x5f0
[  181.991931]  ? __alloc_workqueue_key+0x9d2/0xed0
[  181.996690]  ? cancel_delayed_work+0x2c0/0x2c0
[  182.001271]  kthread_create_on_node+0xbb/0xf0
[  182.005764]  ? __kthread_create_on_node+0x410/0x410
[  182.010778]  ? check_preemption_disabled+0x41/0x280
[  182.015796]  ? init_rescuer+0xa1/0x370
[  182.019689]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  182.024706]  ? kmem_cache_alloc_node_trace+0x351/0x3b0
[  182.029985]  init_rescuer+0x1f7/0x370
[  182.033788]  __alloc_workqueue_key+0xb56/0xed0
[  182.038379]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  182.043400]  ? nbd_ioctl+0x151/0xbe0
[  182.047116]  ? mutex_trylock+0x1a0/0x1a0
[  182.051186]  nbd_start_device+0x183/0xd60
[  182.055337]  ? security_capable+0x8f/0xc0
[  182.059494]  nbd_ioctl+0x62c/0xbe0
[  182.063033]  ? _copy_from_user+0xd2/0x130
[  182.067178]  ? nbd_disconnect_and_put+0x190/0x190
[  182.072029]  ? __lock_acquire+0x6de/0x3ff0
[  182.076264]  ? nbd_disconnect_and_put+0x190/0x190
[  182.081112]  blkdev_ioctl+0x5cb/0x1a80
[  182.085002]  ? blkpg_ioctl+0x9d0/0x9d0
[  182.088888]  ? get_pid_task+0xf4/0x190
[  182.092774]  ? mark_held_locks+0xf0/0xf0
[  182.096835]  ? proc_fail_nth_write+0x95/0x1d0
[  182.098730] block nbd5: Could not allocate knbd recv work queue.
[  182.101327]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  182.101355]  block_ioctl+0xe9/0x130
[  182.101367]  ? blkdev_fallocate+0x3f0/0x3f0
[  182.101381]  do_vfs_ioctl+0xcdb/0x12e0
[  182.101395]  ? lock_downgrade+0x720/0x720
[  182.101413]  ? check_preemption_disabled+0x41/0x280
[  182.133380]  ? ioctl_preallocate+0x200/0x200
[  182.137802]  ? __fget+0x356/0x510
[  182.141266]  ? do_dup2+0x450/0x450
[  182.144811]  ? vfs_write+0x393/0x540
[  182.148533]  ? fput+0x2b/0x190
[  182.151741]  ksys_ioctl+0x9b/0xc0
[  182.155205]  __x64_sys_ioctl+0x6f/0xb0
[  182.159102]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  182.163692]  do_syscall_64+0xf9/0x620
[  182.167505]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  182.172693] RIP: 0033:0x4665f9
[  182.175889] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  182.182031] block nbd5: shutting down sockets
[  182.194786] RSP: 002b:00007f8e91d12188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  182.194800] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  182.194808] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  182.194816] RBP: 00007f8e91d121d0 R08: 0000000000000000 R09: 0000000000000000
[  182.194823] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
13:21:03 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:03 executing program 5 (fault-call:5 fault-nth:7):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:03 executing program 2 (fault-call:5 fault-nth:8):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  182.194831] R13: 00007ffcc555376f R14: 00007f8e91d12300 R15: 0000000000022000
[  182.205264] block nbd2: Could not allocate knbd recv work queue.
[  182.253817] block nbd2: shutting down sockets
13:21:03 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  182.343353] FAULT_INJECTION: forcing a failure.
[  182.343353] name failslab, interval 1, probability 0, space 0, times 0
[  182.357759] CPU: 1 PID: 12012 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  182.365655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  182.375011] Call Trace:
[  182.377612]  dump_stack+0x1fc/0x2ef
[  182.381254]  should_fail.cold+0xa/0xf
[  182.385064]  ? setup_fault_attr+0x200/0x200
[  182.389392]  ? lock_acquire+0x170/0x3c0
13:21:03 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  182.393380]  ? dev_uevent_filter+0xd0/0xd0
[  182.397618]  __should_failslab+0x115/0x180
[  182.401862]  should_failslab+0x5/0x10
[  182.405669]  kmem_cache_alloc_trace+0x284/0x380
[  182.410347]  ? dev_uevent_filter+0xd0/0xd0
[  182.414594]  kobject_uevent_env+0x236/0x1480
[  182.419011]  set_disk_ro+0x1f4/0x250
[  182.422720]  ? blk_unregister_region+0x30/0x30
[  182.427306]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  182.432329]  ? apparmor_sb_pivotroot+0x1b1/0x780
[  182.437104]  nbd_start_device+0x861/0xd60
[  182.437846] block nbd1: Receive control failed (result -32)
[  182.441251]  ? security_capable+0x8f/0xc0
[  182.441272]  nbd_ioctl+0x62c/0xbe0
[  182.441289]  ? _copy_from_user+0xd2/0x130
[  182.441305]  ? nbd_disconnect_and_put+0x190/0x190
[  182.441327]  ? __lock_acquire+0x6de/0x3ff0
[  182.441346]  ? nbd_disconnect_and_put+0x190/0x190
[  182.441362]  blkdev_ioctl+0x5cb/0x1a80
[  182.441376]  ? blkpg_ioctl+0x9d0/0x9d0
[  182.441389]  ? get_pid_task+0xf4/0x190
[  182.441405]  ? mark_held_locks+0xf0/0xf0
[  182.488440]  ? proc_fail_nth_write+0x95/0x1d0
[  182.492947]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  182.497894]  block_ioctl+0xe9/0x130
[  182.501519]  ? blkdev_fallocate+0x3f0/0x3f0
[  182.505845]  do_vfs_ioctl+0xcdb/0x12e0
[  182.509742]  ? lock_downgrade+0x720/0x720
[  182.513895]  ? check_preemption_disabled+0x41/0x280
[  182.518916]  ? ioctl_preallocate+0x200/0x200
[  182.523332]  ? __fget+0x356/0x510
[  182.526790]  ? do_dup2+0x450/0x450
[  182.530324]  ? vfs_write+0x393/0x540
[  182.534041]  ? fput+0x2b/0x190
[  182.537244]  ksys_ioctl+0x9b/0xc0
[  182.540701]  __x64_sys_ioctl+0x6f/0xb0
[  182.544591]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  182.549176]  do_syscall_64+0xf9/0x620
[  182.552984]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  182.558171] RIP: 0033:0x4665f9
[  182.561361] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  182.580260] RSP: 002b:00007f8e91d33188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  182.587968] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  182.595237] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  182.602506] RBP: 00007f8e91d331d0 R08: 0000000000000000 R09: 0000000000000000
[  182.609776] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  182.617047] R13: 00007ffcc555376f R14: 00007f8e91d33300 R15: 0000000000022000
[  182.626467] block nbd1: shutting down sockets
[  182.633977] block nbd0: Receive control failed (result -32)
[  182.640398] block nbd4: Receive control failed (result -32)
[  182.640683] block nbd4: Receive control failed (result -32)
[  182.648655] block nbd0: shutting down sockets
[  182.652062] block nbd5: shutting down sockets
[  182.658719] block nbd4: shutting down sockets
[  182.672211] FAULT_INJECTION: forcing a failure.
[  182.672211] name failslab, interval 1, probability 0, space 0, times 0
[  182.687014] CPU: 0 PID: 12024 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  182.688437] block nbd2: shutting down sockets
[  182.694901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  182.694907] Call Trace:
[  182.694929]  dump_stack+0x1fc/0x2ef
[  182.694949]  should_fail.cold+0xa/0xf
[  182.694968]  ? setup_fault_attr+0x200/0x200
[  182.694984]  ? lock_acquire+0x170/0x3c0
[  182.695005]  __should_failslab+0x115/0x180
[  182.695022]  should_failslab+0x5/0x10
[  182.695038]  kmem_cache_alloc_trace+0x284/0x380
[  182.739769]  ? cancel_delayed_work+0x2c0/0x2c0
[  182.744360]  __kthread_create_on_node+0xd2/0x410
[  182.749126]  ? mark_held_locks+0xf0/0xf0
[  182.753192]  ? kthread_parkme+0xa0/0xa0
[  182.757175]  ? pwq_adjust_max_active+0x31f/0x5f0
[  182.761932]  ? __alloc_workqueue_key+0x9d2/0xed0
[  182.766768]  ? cancel_delayed_work+0x2c0/0x2c0
[  182.771340]  kthread_create_on_node+0xbb/0xf0
[  182.775834]  ? __kthread_create_on_node+0x410/0x410
[  182.780843]  ? check_preemption_disabled+0x41/0x280
[  182.785845]  ? init_rescuer+0xa1/0x370
[  182.789722]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  182.794722]  ? kmem_cache_alloc_node_trace+0x351/0x3b0
[  182.799983]  init_rescuer+0x1f7/0x370
[  182.803765]  __alloc_workqueue_key+0xb56/0xed0
[  182.808334]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  182.813339]  ? nbd_ioctl+0x151/0xbe0
[  182.817047]  ? mutex_trylock+0x1a0/0x1a0
[  182.821092]  ? apparmor_sb_mount+0x970/0x970
[  182.825490]  nbd_start_device+0x183/0xd60
[  182.829618]  ? security_capable+0x8f/0xc0
[  182.833761]  nbd_ioctl+0x62c/0xbe0
[  182.837292]  ? _copy_from_user+0xd2/0x130
[  182.841432]  ? nbd_disconnect_and_put+0x190/0x190
[  182.846261]  ? __lock_acquire+0x6de/0x3ff0
[  182.850488]  ? nbd_disconnect_and_put+0x190/0x190
[  182.855312]  blkdev_ioctl+0x5cb/0x1a80
[  182.859180]  ? blkpg_ioctl+0x9d0/0x9d0
[  182.863060]  ? get_pid_task+0xf4/0x190
[  182.866943]  ? mark_held_locks+0xf0/0xf0
[  182.870984]  ? proc_fail_nth_write+0x95/0x1d0
[  182.875460]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  182.880377]  block_ioctl+0xe9/0x130
[  182.883989]  ? blkdev_fallocate+0x3f0/0x3f0
[  182.888297]  do_vfs_ioctl+0xcdb/0x12e0
[  182.892178]  ? lock_downgrade+0x720/0x720
[  182.896306]  ? check_preemption_disabled+0x41/0x280
[  182.901306]  ? ioctl_preallocate+0x200/0x200
[  182.905697]  ? __fget+0x356/0x510
[  182.909133]  ? do_dup2+0x450/0x450
[  182.912661]  ? vfs_write+0x393/0x540
[  182.916364]  ? fput+0x2b/0x190
[  182.919546]  ksys_ioctl+0x9b/0xc0
[  182.922990]  __x64_sys_ioctl+0x6f/0xb0
[  182.926865]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  182.931435]  do_syscall_64+0xf9/0x620
[  182.935223]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  182.940394] RIP: 0033:0x4665f9
[  182.943568] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  182.962452] RSP: 002b:00007f32a5f8c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  182.970152] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  182.977406] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  182.984658] RBP: 00007f32a5f8c1d0 R08: 0000000000000000 R09: 0000000000000000
13:21:04 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:04 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1260)

13:21:04 executing program 0:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/keys\x00', 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  182.991909] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  182.999163] R13: 00007ffddd867c7f R14: 00007f32a5f8c300 R15: 0000000000022000
[  183.014599] block nbd5: Could not allocate knbd recv work queue.
13:21:04 executing program 5 (fault-call:5 fault-nth:8):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:04 executing program 2 (fault-call:5 fault-nth:9):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:04 executing program 4 (fault-call:7 fault-nth:0):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  183.206212] FAULT_INJECTION: forcing a failure.
[  183.206212] name failslab, interval 1, probability 0, space 0, times 0
[  183.237704] CPU: 1 PID: 12040 Comm: syz-executor.5 Not tainted 4.19.206-syzkaller #0
[  183.245614] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  183.254972] Call Trace:
[  183.257564]  dump_stack+0x1fc/0x2ef
[  183.261198]  should_fail.cold+0xa/0xf
[  183.265003]  ? setup_fault_attr+0x200/0x200
[  183.269325]  ? lock_acquire+0x170/0x3c0
[  183.273311]  ? dev_uevent_filter+0xd0/0xd0
[  183.277546]  __should_failslab+0x115/0x180
[  183.281784]  should_failslab+0x5/0x10
[  183.285585]  kmem_cache_alloc_trace+0x284/0x380
[  183.290256]  ? dev_uevent_filter+0xd0/0xd0
[  183.294490]  kobject_uevent_env+0x236/0x1480
[  183.298908]  set_disk_ro+0x1f4/0x250
[  183.302629]  ? blk_unregister_region+0x30/0x30
[  183.307214]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  183.312238]  ? apparmor_sb_pivotroot+0x1b1/0x780
[  183.317002]  nbd_start_device+0x861/0xd60
[  183.321151]  ? security_capable+0x8f/0xc0
[  183.325306]  nbd_ioctl+0x62c/0xbe0
[  183.328847]  ? _copy_from_user+0xd2/0x130
[  183.332997]  ? nbd_disconnect_and_put+0x190/0x190
[  183.337854]  ? __lock_acquire+0x6de/0x3ff0
[  183.342090]  ? nbd_disconnect_and_put+0x190/0x190
[  183.346944]  blkdev_ioctl+0x5cb/0x1a80
[  183.350831]  ? blkpg_ioctl+0x9d0/0x9d0
[  183.354719]  ? get_pid_task+0xf4/0x190
[  183.358604]  ? mark_held_locks+0xf0/0xf0
[  183.362671]  ? proc_fail_nth_write+0x95/0x1d0
[  183.367165]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  183.372105]  block_ioctl+0xe9/0x130
[  183.375728]  ? blkdev_fallocate+0x3f0/0x3f0
[  183.380050]  do_vfs_ioctl+0xcdb/0x12e0
[  183.383940]  ? lock_downgrade+0x720/0x720
[  183.388087]  ? check_preemption_disabled+0x41/0x280
[  183.393102]  ? ioctl_preallocate+0x200/0x200
[  183.397519]  ? __fget+0x356/0x510
[  183.400973]  ? do_dup2+0x450/0x450
[  183.404513]  ? vfs_write+0x393/0x540
[  183.408228]  ? fput+0x2b/0x190
[  183.411423]  ksys_ioctl+0x9b/0xc0
[  183.414880]  __x64_sys_ioctl+0x6f/0xb0
[  183.418770]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  183.423355]  do_syscall_64+0xf9/0x620
[  183.427160]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  183.432347] RIP: 0033:0x4665f9
[  183.435539] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
13:21:04 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  183.454441] RSP: 002b:00007f32a5fad188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  183.462147] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  183.469412] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  183.476681] RBP: 00007f32a5fad1d0 R08: 0000000000000000 R09: 0000000000000000
[  183.483961] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  183.491225] R13: 00007ffddd867c7f R14: 00007f32a5fad300 R15: 0000000000022000
13:21:04 executing program 0 (fault-call:4 fault-nth:0):
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  183.529405] FAULT_INJECTION: forcing a failure.
[  183.529405] name failslab, interval 1, probability 0, space 0, times 0
[  183.569034] block nbd4: Device being setup by another task
[  183.575230] FAULT_INJECTION: forcing a failure.
[  183.575230] name failslab, interval 1, probability 0, space 0, times 0
[  183.606190] CPU: 1 PID: 12049 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  183.614106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  183.623460] Call Trace:
[  183.626058]  dump_stack+0x1fc/0x2ef
[  183.629704]  should_fail.cold+0xa/0xf
[  183.633523]  ? setup_fault_attr+0x200/0x200
[  183.637854]  ? lock_acquire+0x170/0x3c0
[  183.641845]  __should_failslab+0x115/0x180
[  183.646086]  should_failslab+0x5/0x10
[  183.649889]  __kmalloc+0x2ab/0x3c0
[  183.653437]  ? __alloc_workqueue_key+0x789/0xed0
[  183.658203]  ? __mutex_lock+0x2d8/0x1200
[  183.662276]  __alloc_workqueue_key+0x789/0xed0
[  183.666863]  ? do_raw_spin_unlock+0x171/0x230
[  183.671368]  ? _raw_spin_unlock+0x29/0x40
[  183.675534]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  183.680571]  ? nbd_ioctl+0x151/0xbe0
[  183.684292]  ? mutex_trylock+0x1a0/0x1a0
[  183.688371]  nbd_start_device+0x183/0xd60
[  183.692533]  ? security_capable+0x8f/0xc0
[  183.696696]  nbd_ioctl+0x62c/0xbe0
[  183.700248]  ? _copy_from_user+0xd2/0x130
[  183.704405]  ? nbd_disconnect_and_put+0x190/0x190
[  183.709271]  ? __lock_acquire+0x6de/0x3ff0
[  183.713521]  ? nbd_disconnect_and_put+0x190/0x190
[  183.718376]  blkdev_ioctl+0x5cb/0x1a80
[  183.722267]  ? blkpg_ioctl+0x9d0/0x9d0
[  183.726147]  ? get_pid_task+0xf4/0x190
[  183.730066]  ? mark_held_locks+0xf0/0xf0
[  183.734127]  ? proc_fail_nth_write+0x95/0x1d0
[  183.738629]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  183.743575]  block_ioctl+0xe9/0x130
[  183.747199]  ? blkdev_fallocate+0x3f0/0x3f0
[  183.751541]  do_vfs_ioctl+0xcdb/0x12e0
[  183.755558]  ? lock_downgrade+0x720/0x720
[  183.759721]  ? check_preemption_disabled+0x41/0x280
[  183.764744]  ? ioctl_preallocate+0x200/0x200
[  183.769161]  ? __fget+0x356/0x510
[  183.772622]  ? do_dup2+0x450/0x450
[  183.776167]  ? vfs_write+0x393/0x540
[  183.779883]  ? fput+0x2b/0x190
[  183.783083]  ksys_ioctl+0x9b/0xc0
[  183.786541]  __x64_sys_ioctl+0x6f/0xb0
[  183.790431]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  183.795014]  do_syscall_64+0xf9/0x620
[  183.798812]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  183.803997] RIP: 0033:0x4665f9
[  183.807180] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  183.826073] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  183.833784] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  183.841047] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  183.848308] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  183.855567] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  183.862826] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  183.883579] block nbd4: Could not allocate knbd recv work queue.
[  183.894663] block nbd4: shutting down sockets
[  183.902353] CPU: 1 PID: 12053 Comm: syz-executor.2 Not tainted 4.19.206-syzkaller #0
[  183.910242] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  183.919589] Call Trace:
[  183.922183]  dump_stack+0x1fc/0x2ef
[  183.925812]  should_fail.cold+0xa/0xf
[  183.929614]  ? setup_fault_attr+0x200/0x200
[  183.933935]  ? lock_acquire+0x170/0x3c0
[  183.937914]  __should_failslab+0x115/0x180
[  183.942149]  should_failslab+0x5/0x10
[  183.945953]  kmem_cache_alloc+0x277/0x370
[  183.950104]  __d_alloc+0x2b/0xa10
[  183.953562]  d_alloc+0x4a/0x230
[  183.956845]  d_alloc_parallel+0xeb/0x19e0
[  183.961006]  ? mark_held_locks+0xf0/0xf0
[  183.965067]  ? __d_lookup_rcu+0x6b0/0x6b0
[  183.969211]  ? lock_downgrade+0x720/0x720
[  183.973358]  ? mark_held_locks+0xf0/0xf0
[  183.977416]  ? __lockdep_init_map+0x100/0x5a0
[  183.981908]  ? __lockdep_init_map+0x100/0x5a0
[  183.986407]  __lookup_slow+0x18d/0x4a0
[  183.990299]  ? check_preemption_disabled+0x41/0x280
[  183.995318]  ? follow_dotdot_rcu+0x1040/0x1040
[  183.999907]  ? __d_lookup+0x411/0x710
[  184.003727]  ? d_lookup+0x18e/0x250
[  184.007360]  lookup_one_len+0x163/0x190
[  184.011335]  ? try_lookup_one_len+0x180/0x180
[  184.015843]  start_creating+0xc9/0x220
[  184.019731]  debugfs_create_dir+0x1f/0x440
[  184.023970]  nbd_start_device+0x449/0xd60
[  184.028121]  ? security_capable+0x8f/0xc0
[  184.030253] block nbd1: shutting down sockets
[  184.032272]  nbd_ioctl+0x62c/0xbe0
[  184.040282]  ? _copy_from_user+0xd2/0x130
[  184.044442]  ? nbd_disconnect_and_put+0x190/0x190
[  184.049294]  ? __lock_acquire+0x6de/0x3ff0
[  184.053529]  ? nbd_disconnect_and_put+0x190/0x190
[  184.058375]  blkdev_ioctl+0x5cb/0x1a80
[  184.062259]  ? blkpg_ioctl+0x9d0/0x9d0
[  184.066144]  ? get_pid_task+0xf4/0x190
[  184.070036]  ? mark_held_locks+0xf0/0xf0
[  184.074097]  ? proc_fail_nth_write+0x95/0x1d0
[  184.078593]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  184.083536]  block_ioctl+0xe9/0x130
[  184.087163]  ? blkdev_fallocate+0x3f0/0x3f0
[  184.091486]  do_vfs_ioctl+0xcdb/0x12e0
[  184.095375]  ? lock_downgrade+0x720/0x720
[  184.099527]  ? check_preemption_disabled+0x41/0x280
[  184.104541]  ? ioctl_preallocate+0x200/0x200
[  184.108941]  ? __fget+0x356/0x510
[  184.112385]  ? do_dup2+0x450/0x450
[  184.115905]  ? vfs_write+0x393/0x540
[  184.119608]  ? fput+0x2b/0x190
[  184.122784]  ksys_ioctl+0x9b/0xc0
[  184.126219]  __x64_sys_ioctl+0x6f/0xb0
[  184.130089]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  184.134648]  do_syscall_64+0xf9/0x620
[  184.138435]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  184.143612] RIP: 0033:0x4665f9
[  184.146793] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  184.165679] RSP: 002b:00007f8e91d12188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  184.173404] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  184.180655] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006
[  184.187908] RBP: 00007f8e91d121d0 R08: 0000000000000000 R09: 0000000000000000
[  184.195159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
13:21:05 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  184.202415] R13: 00007ffcc555376f R14: 00007f8e91d12300 R15: 0000000000022000
13:21:05 executing program 4 (fault-call:7 fault-nth:1):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:05 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1261)

[  184.230348] block nbd2: Failed to create debugfs dir for 'nbd2'
[  184.234191] block nbd5: Receive control failed (result -32)
[  184.243335] block nbd5: shutting down sockets
[  184.253001] block nbd2: Receive control failed (result -32)
[  184.261442] block nbd2: shutting down sockets
[  184.273121] block nbd0: shutting down sockets
13:21:05 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:05 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

13:21:05 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  184.380112] FAULT_INJECTION: forcing a failure.
[  184.380112] name failslab, interval 1, probability 0, space 0, times 0
[  184.401680] CPU: 1 PID: 12078 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  184.409591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  184.418942] Call Trace:
[  184.421537]  dump_stack+0x1fc/0x2ef
[  184.425170]  should_fail.cold+0xa/0xf
[  184.428972]  ? setup_fault_attr+0x200/0x200
[  184.433299]  ? lock_acquire+0x170/0x3c0
[  184.437281]  __should_failslab+0x115/0x180
[  184.441517]  should_failslab+0x5/0x10
[  184.445317]  kmem_cache_alloc_trace+0x284/0x380
[  184.449993]  __alloc_workqueue_key+0x7de/0xed0
[  184.454591]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  184.459615]  ? nbd_ioctl+0x151/0xbe0
[  184.463331]  ? mutex_trylock+0x1a0/0x1a0
[  184.467396]  ? apparmor_sb_mount+0x970/0x970
[  184.471814]  nbd_start_device+0x183/0xd60
[  184.475966]  ? security_capable+0x8f/0xc0
[  184.480126]  nbd_ioctl+0x62c/0xbe0
[  184.483677]  ? _copy_from_user+0xd2/0x130
[  184.487828]  ? nbd_disconnect_and_put+0x190/0x190
[  184.492681]  ? __lock_acquire+0x6de/0x3ff0
[  184.496919]  ? nbd_disconnect_and_put+0x190/0x190
[  184.501766]  blkdev_ioctl+0x5cb/0x1a80
[  184.505658]  ? blkpg_ioctl+0x9d0/0x9d0
[  184.509548]  ? get_pid_task+0xf4/0x190
[  184.513441]  ? mark_held_locks+0xf0/0xf0
[  184.517504]  ? proc_fail_nth_write+0x95/0x1d0
[  184.522000]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  184.526943]  block_ioctl+0xe9/0x130
[  184.530573]  ? blkdev_fallocate+0x3f0/0x3f0
[  184.534896]  do_vfs_ioctl+0xcdb/0x12e0
[  184.538793]  ? lock_downgrade+0x720/0x720
[  184.542939]  ? check_preemption_disabled+0x41/0x280
[  184.547957]  ? ioctl_preallocate+0x200/0x200
[  184.552376]  ? __fget+0x356/0x510
[  184.555833]  ? do_dup2+0x450/0x450
[  184.559370]  ? vfs_write+0x393/0x540
[  184.563087]  ? fput+0x2b/0x190
[  184.566285]  ksys_ioctl+0x9b/0xc0
[  184.569743]  __x64_sys_ioctl+0x6f/0xb0
[  184.573633]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  184.578217]  do_syscall_64+0xf9/0x620
[  184.582024]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  184.587214] RIP: 0033:0x4665f9
[  184.590410] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  184.609341] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  184.617054] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
13:21:06 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  184.624325] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  184.631681] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  184.638971] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  184.646243] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  184.710861] block nbd5: shutting down sockets
[  184.715787] block nbd2: shutting down sockets
[  184.720634] block nbd0: shutting down sockets
13:21:06 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x2)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:06 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x2)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:06 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x2)

13:21:06 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  184.877086] block nbd4: Could not allocate knbd recv work queue.
[  184.884065] block nbd4: shutting down sockets
[  184.929537] block nbd2: shutting down sockets
13:21:06 executing program 4 (fault-call:7 fault-nth:2):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  184.953551] block nbd5: shutting down sockets
[  184.991230] block nbd2: shutting down sockets
[  185.000847] block nbd5: shutting down sockets
13:21:06 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x301)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  185.039786] FAULT_INJECTION: forcing a failure.
[  185.039786] name failslab, interval 1, probability 0, space 0, times 0
[  185.101211] CPU: 1 PID: 12141 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  185.109207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  185.118565] Call Trace:
[  185.121162]  dump_stack+0x1fc/0x2ef
[  185.124803]  should_fail.cold+0xa/0xf
[  185.128607]  ? setup_fault_attr+0x200/0x200
[  185.132935]  ? lock_acquire+0x170/0x3c0
[  185.136918]  __should_failslab+0x115/0x180
[  185.141158]  should_failslab+0x5/0x10
[  185.144956]  __kmalloc+0x2ab/0x3c0
[  185.148498]  ? apply_wqattrs_prepare+0xf7/0xa50
[  185.153177]  apply_wqattrs_prepare+0xf7/0xa50
[  185.157685]  apply_workqueue_attrs_locked+0xc5/0x120
[  185.162793]  __alloc_workqueue_key+0x9c4/0xed0
[  185.167388]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  185.172407]  ? nbd_ioctl+0x151/0xbe0
[  185.176124]  ? mutex_trylock+0x1a0/0x1a0
[  185.180188]  ? apparmor_sb_mount+0x970/0x970
[  185.184602]  nbd_start_device+0x183/0xd60
[  185.188748]  ? security_capable+0x8f/0xc0
[  185.192902]  nbd_ioctl+0x62c/0xbe0
[  185.196451]  ? _copy_from_user+0xd2/0x130
[  185.200603]  ? nbd_disconnect_and_put+0x190/0x190
[  185.205455]  ? __lock_acquire+0x6de/0x3ff0
[  185.209692]  ? nbd_disconnect_and_put+0x190/0x190
[  185.214537]  blkdev_ioctl+0x5cb/0x1a80
[  185.218424]  ? blkpg_ioctl+0x9d0/0x9d0
[  185.222315]  ? get_pid_task+0xf4/0x190
[  185.226205]  ? mark_held_locks+0xf0/0xf0
[  185.230263]  ? proc_fail_nth_write+0x95/0x1d0
[  185.234760]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  185.239709]  block_ioctl+0xe9/0x130
[  185.243339]  ? blkdev_fallocate+0x3f0/0x3f0
[  185.247668]  do_vfs_ioctl+0xcdb/0x12e0
[  185.251563]  ? lock_downgrade+0x720/0x720
[  185.255713]  ? check_preemption_disabled+0x41/0x280
[  185.260726]  ? ioctl_preallocate+0x200/0x200
[  185.265121]  ? __fget+0x356/0x510
[  185.268557]  ? do_dup2+0x450/0x450
[  185.272090]  ? vfs_write+0x393/0x540
[  185.275798]  ? fput+0x2b/0x190
[  185.278987]  ksys_ioctl+0x9b/0xc0
[  185.282424]  __x64_sys_ioctl+0x6f/0xb0
[  185.286296]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  185.290867]  do_syscall_64+0xf9/0x620
[  185.294660]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  185.299833] RIP: 0033:0x4665f9
[  185.303015] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  185.321906] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  185.329615] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  185.336873] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  185.344124] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
13:21:06 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x301)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  185.351384] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  185.358650] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  185.373954] block nbd1: Receive control failed (result -32)
[  185.379282] block nbd4: Could not allocate knbd recv work queue.
[  185.389103] block nbd5: shutting down sockets
[  185.389396] block nbd4: shutting down sockets
13:21:06 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1262)

13:21:06 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:06 executing program 4 (fault-call:7 fault-nth:3):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  185.439114] block nbd1: Device being setup by another task
[  185.439335] block nbd2: shutting down sockets
[  185.445433] block nbd5: shutting down sockets
[  185.472095] block nbd1: shutting down sockets
13:21:06 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  185.505045] block nbd2: shutting down sockets
13:21:06 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  185.619890] FAULT_INJECTION: forcing a failure.
[  185.619890] name failslab, interval 1, probability 0, space 0, times 0
[  185.643831] CPU: 1 PID: 12164 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  185.651743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  185.661097] Call Trace:
[  185.663694]  dump_stack+0x1fc/0x2ef
[  185.667335]  should_fail.cold+0xa/0xf
[  185.671144]  ? setup_fault_attr+0x200/0x200
[  185.675464]  ? lock_acquire+0x170/0x3c0
[  185.679447]  __should_failslab+0x115/0x180
[  185.683686]  should_failslab+0x5/0x10
[  185.687483]  kmem_cache_alloc_trace+0x284/0x380
[  185.692156]  apply_wqattrs_prepare+0x137/0xa50
[  185.696748]  apply_workqueue_attrs_locked+0xc5/0x120
[  185.701855]  __alloc_workqueue_key+0x9c4/0xed0
[  185.706456]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  185.711476]  ? nbd_ioctl+0x151/0xbe0
[  185.715191]  ? mutex_trylock+0x1a0/0x1a0
[  185.719254]  ? apparmor_sb_mount+0x970/0x970
[  185.723672]  nbd_start_device+0x183/0xd60
[  185.727825]  ? security_capable+0x8f/0xc0
[  185.731979]  nbd_ioctl+0x62c/0xbe0
[  185.735525]  ? _copy_from_user+0xd2/0x130
[  185.739679]  ? nbd_disconnect_and_put+0x190/0x190
[  185.744529]  ? __lock_acquire+0x6de/0x3ff0
[  185.748765]  ? nbd_disconnect_and_put+0x190/0x190
[  185.753611]  blkdev_ioctl+0x5cb/0x1a80
[  185.757507]  ? blkpg_ioctl+0x9d0/0x9d0
[  185.761397]  ? get_pid_task+0xf4/0x190
[  185.765293]  ? mark_held_locks+0xf0/0xf0
[  185.769354]  ? proc_fail_nth_write+0x95/0x1d0
[  185.773847]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  185.778788]  block_ioctl+0xe9/0x130
[  185.782420]  ? blkdev_fallocate+0x3f0/0x3f0
[  185.786750]  do_vfs_ioctl+0xcdb/0x12e0
[  185.790650]  ? lock_downgrade+0x720/0x720
[  185.794810]  ? check_preemption_disabled+0x41/0x280
[  185.799839]  ? ioctl_preallocate+0x200/0x200
[  185.804255]  ? __fget+0x356/0x510
[  185.807715]  ? do_dup2+0x450/0x450
[  185.811248]  ? vfs_write+0x393/0x540
[  185.814946]  ? fput+0x2b/0x190
[  185.818123]  ksys_ioctl+0x9b/0xc0
[  185.821575]  __x64_sys_ioctl+0x6f/0xb0
[  185.825456]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  185.830029]  do_syscall_64+0xf9/0x620
[  185.833823]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  185.838999] RIP: 0033:0x4665f9
[  185.842193] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  185.861092] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  185.868848] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  185.876108] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  185.883357] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  185.890616] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  185.897872] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  185.909033] block nbd0: Receive control failed (result -32)
13:21:07 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:07 executing program 4 (fault-call:7 fault-nth:4):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  185.917558] block nbd5: shutting down sockets
[  185.918411] block nbd0: shutting down sockets
[  185.931479] block nbd4: Could not allocate knbd recv work queue.
[  185.941316] block nbd4: shutting down sockets
[  185.944961] block nbd2: shutting down sockets
13:21:07 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x301)

[  185.990585] block nbd0: Could not allocate knbd recv work queue.
[  185.990998] block nbd5: shutting down sockets
[  185.996784] block nbd0: shutting down sockets
[  186.006315] block nbd2: shutting down sockets
[  186.049914] FAULT_INJECTION: forcing a failure.
[  186.049914] name failslab, interval 1, probability 0, space 0, times 0
[  186.082101] CPU: 1 PID: 12186 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  186.090008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  186.099361] Call Trace:
[  186.101958]  dump_stack+0x1fc/0x2ef
[  186.105595]  should_fail.cold+0xa/0xf
[  186.109407]  ? setup_fault_attr+0x200/0x200
[  186.113730]  ? lock_acquire+0x170/0x3c0
[  186.117714]  __should_failslab+0x115/0x180
[  186.121957]  should_failslab+0x5/0x10
[  186.125760]  kmem_cache_alloc_trace+0x284/0x380
[  186.130435]  apply_wqattrs_prepare+0x1c4/0xa50
[  186.135034]  apply_workqueue_attrs_locked+0xc5/0x120
[  186.140146]  __alloc_workqueue_key+0x9c4/0xed0
[  186.144741]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  186.149766]  ? nbd_ioctl+0x151/0xbe0
[  186.153484]  ? mutex_trylock+0x1a0/0x1a0
[  186.157550]  ? apparmor_sb_mount+0x970/0x970
[  186.161973]  nbd_start_device+0x183/0xd60
[  186.166126]  ? security_capable+0x8f/0xc0
[  186.170283]  nbd_ioctl+0x62c/0xbe0
[  186.173829]  ? _copy_from_user+0xd2/0x130
[  186.177975]  ? nbd_disconnect_and_put+0x190/0x190
[  186.182830]  ? __lock_acquire+0x6de/0x3ff0
[  186.187070]  ? nbd_disconnect_and_put+0x190/0x190
[  186.191916]  blkdev_ioctl+0x5cb/0x1a80
[  186.195806]  ? blkpg_ioctl+0x9d0/0x9d0
[  186.199699]  ? get_pid_task+0xf4/0x190
[  186.203592]  ? mark_held_locks+0xf0/0xf0
[  186.207652]  ? proc_fail_nth_write+0x95/0x1d0
[  186.212149]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  186.217095]  block_ioctl+0xe9/0x130
[  186.220721]  ? blkdev_fallocate+0x3f0/0x3f0
[  186.225045]  do_vfs_ioctl+0xcdb/0x12e0
[  186.228939]  ? lock_downgrade+0x720/0x720
[  186.233090]  ? check_preemption_disabled+0x41/0x280
[  186.238111]  ? ioctl_preallocate+0x200/0x200
[  186.242528]  ? __fget+0x356/0x510
[  186.245987]  ? do_dup2+0x450/0x450
[  186.249528]  ? vfs_write+0x393/0x540
[  186.253248]  ? fput+0x2b/0x190
[  186.256454]  ksys_ioctl+0x9b/0xc0
[  186.259917]  __x64_sys_ioctl+0x6f/0xb0
[  186.263808]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  186.268399]  do_syscall_64+0xf9/0x620
[  186.272212]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  186.277485] RIP: 0033:0x4665f9
[  186.280681] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
13:21:07 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125e)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:07 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125e)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:07 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  186.299584] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  186.307299] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  186.314564] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  186.321819] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  186.329073] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  186.336334] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  186.371841] block nbd4: Could not allocate knbd recv work queue.
[  186.383629] block nbd4: shutting down sockets
[  186.410131] block nbd5: shutting down sockets
[  186.415008] block nbd1: Receive control failed (result -32)
13:21:07 executing program 4 (fault-call:7 fault-nth:5):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  186.424707] block nbd1: shutting down sockets
[  186.459173] block nbd2: shutting down sockets
13:21:07 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1263)

13:21:07 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:07 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125f)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  186.499379] block nbd1: Could not allocate knbd recv work queue.
[  186.505704] block nbd1: shutting down sockets
[  186.519724] block nbd2: shutting down sockets
13:21:07 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x125f)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  186.563673] FAULT_INJECTION: forcing a failure.
[  186.563673] name failslab, interval 1, probability 0, space 0, times 0
[  186.595658] CPU: 1 PID: 12215 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  186.603572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  186.612927] Call Trace:
[  186.615522]  dump_stack+0x1fc/0x2ef
[  186.619158]  should_fail.cold+0xa/0xf
[  186.622967]  ? setup_fault_attr+0x200/0x200
[  186.627292]  ? lock_acquire+0x170/0x3c0
[  186.631278]  __should_failslab+0x115/0x180
[  186.635521]  should_failslab+0x5/0x10
[  186.639325]  kmem_cache_alloc_node+0x245/0x3b0
[  186.643917]  alloc_unbound_pwq+0x4a4/0xc10
[  186.648162]  apply_wqattrs_prepare+0x3c0/0xa50
[  186.652761]  apply_workqueue_attrs_locked+0xc5/0x120
[  186.657878]  __alloc_workqueue_key+0x9c4/0xed0
[  186.662469]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  186.667491]  ? nbd_ioctl+0x151/0xbe0
[  186.671209]  ? mutex_trylock+0x1a0/0x1a0
[  186.675273]  ? apparmor_sb_mount+0x970/0x970
[  186.679691]  nbd_start_device+0x183/0xd60
[  186.683845]  ? security_capable+0x8f/0xc0
[  186.688014]  nbd_ioctl+0x62c/0xbe0
[  186.691574]  ? _copy_from_user+0xd2/0x130
[  186.695728]  ? nbd_disconnect_and_put+0x190/0x190
[  186.700581]  ? __lock_acquire+0x6de/0x3ff0
[  186.704825]  ? nbd_disconnect_and_put+0x190/0x190
[  186.709675]  blkdev_ioctl+0x5cb/0x1a80
[  186.713561]  ? blkpg_ioctl+0x9d0/0x9d0
[  186.717449]  ? get_pid_task+0xf4/0x190
[  186.721334]  ? mark_held_locks+0xf0/0xf0
[  186.725394]  ? proc_fail_nth_write+0x95/0x1d0
[  186.729893]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  186.734837]  block_ioctl+0xe9/0x130
[  186.738467]  ? blkdev_fallocate+0x3f0/0x3f0
[  186.742786]  do_vfs_ioctl+0xcdb/0x12e0
[  186.746678]  ? lock_downgrade+0x720/0x720
[  186.750830]  ? check_preemption_disabled+0x41/0x280
[  186.755861]  ? ioctl_preallocate+0x200/0x200
[  186.760278]  ? __fget+0x356/0x510
[  186.763736]  ? do_dup2+0x450/0x450
[  186.767272]  ? vfs_write+0x393/0x540
[  186.770985]  ? fput+0x2b/0x190
[  186.774181]  ksys_ioctl+0x9b/0xc0
[  186.777635]  __x64_sys_ioctl+0x6f/0xb0
[  186.781528]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  186.786151]  do_syscall_64+0xf9/0x620
[  186.789958]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  186.795143] RIP: 0033:0x4665f9
[  186.798316] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  186.817199] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  186.824890] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  186.832143] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  186.839394] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  186.846696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  186.853947] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
13:21:08 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(0xffffffffffffffff, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  186.868208] block nbd4: Could not allocate knbd recv work queue.
[  186.879054] block nbd5: shutting down sockets
[  186.894757] block nbd0: Receive control failed (result -32)
[  186.898790] block nbd4: shutting down sockets
[  186.903841] block nbd2: shutting down sockets
[  186.905297] block nbd0: shutting down sockets
13:21:08 executing program 4 (fault-call:7 fault-nth:6):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  186.930028] block nbd5: shutting down sockets
13:21:08 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125d)

13:21:08 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1260)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  186.979628] block nbd2: shutting down sockets
13:21:08 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1260)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:08 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, 0x0)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  187.084589] FAULT_INJECTION: forcing a failure.
[  187.084589] name failslab, interval 1, probability 0, space 0, times 0
[  187.121531] CPU: 0 PID: 12248 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  187.129448] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  187.138804] Call Trace:
[  187.141457]  dump_stack+0x1fc/0x2ef
[  187.145098]  should_fail.cold+0xa/0xf
[  187.148911]  ? setup_fault_attr+0x200/0x200
[  187.153240]  ? lock_acquire+0x170/0x3c0
[  187.157228]  __should_failslab+0x115/0x180
[  187.161472]  should_failslab+0x5/0x10
[  187.165282]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  187.170399]  init_rescuer+0xa1/0x370
[  187.174117]  __alloc_workqueue_key+0xb56/0xed0
[  187.178706]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  187.183727]  ? nbd_ioctl+0x151/0xbe0
[  187.187441]  ? mutex_trylock+0x1a0/0x1a0
[  187.191503]  ? apparmor_sb_mount+0x970/0x970
[  187.195931]  nbd_start_device+0x183/0xd60
[  187.200085]  ? security_capable+0x8f/0xc0
[  187.204242]  nbd_ioctl+0x62c/0xbe0
[  187.207785]  ? _copy_from_user+0xd2/0x130
[  187.211933]  ? nbd_disconnect_and_put+0x190/0x190
[  187.216786]  ? __lock_acquire+0x6de/0x3ff0
[  187.221024]  ? nbd_disconnect_and_put+0x190/0x190
[  187.225865]  blkdev_ioctl+0x5cb/0x1a80
[  187.229749]  ? blkpg_ioctl+0x9d0/0x9d0
[  187.233635]  ? get_pid_task+0xf4/0x190
[  187.237531]  ? mark_held_locks+0xf0/0xf0
[  187.241595]  ? proc_fail_nth_write+0x95/0x1d0
[  187.246095]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  187.251043]  block_ioctl+0xe9/0x130
[  187.254676]  ? blkdev_fallocate+0x3f0/0x3f0
[  187.259005]  do_vfs_ioctl+0xcdb/0x12e0
[  187.262905]  ? lock_downgrade+0x720/0x720
[  187.267070]  ? check_preemption_disabled+0x41/0x280
[  187.272100]  ? ioctl_preallocate+0x200/0x200
[  187.276521]  ? __fget+0x356/0x510
[  187.279983]  ? do_dup2+0x450/0x450
[  187.283523]  ? vfs_write+0x393/0x540
[  187.287241]  ? fput+0x2b/0x190
[  187.290485]  ksys_ioctl+0x9b/0xc0
[  187.293945]  __x64_sys_ioctl+0x6f/0xb0
[  187.297828]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  187.302393]  do_syscall_64+0xf9/0x620
[  187.306194]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  187.311374] RIP: 0033:0x4665f9
[  187.314553] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
13:21:08 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, 0x0)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  187.333438] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  187.341128] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  187.348386] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  187.355650] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  187.362899] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  187.370197] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  187.400829] block nbd5: shutting down sockets
[  187.410956] block nbd1: Receive control failed (result -32)
[  187.415811] block nbd4: Could not allocate knbd recv work queue.
[  187.417150] block nbd1: shutting down sockets
[  187.423238] block nbd4: shutting down sockets
[  187.429540] block nbd2: shutting down sockets
13:21:08 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1264)

13:21:08 executing program 4 (fault-call:7 fault-nth:7):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  187.468485] block nbd5: shutting down sockets
[  187.501809] block nbd2: shutting down sockets
13:21:08 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1261)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:08 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1261)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:08 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, 0x0)
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  187.619350] block nbd2: shutting down sockets
[  187.624068] block nbd5: shutting down sockets
[  187.629473] FAULT_INJECTION: forcing a failure.
[  187.629473] name failslab, interval 1, probability 0, space 0, times 0
[  187.654015] CPU: 1 PID: 12279 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  187.661914] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  187.671268] Call Trace:
[  187.673875]  dump_stack+0x1fc/0x2ef
[  187.677514]  should_fail.cold+0xa/0xf
[  187.681330]  ? setup_fault_attr+0x200/0x200
[  187.685655]  ? lock_acquire+0x170/0x3c0
[  187.689643]  __should_failslab+0x115/0x180
[  187.693883]  should_failslab+0x5/0x10
[  187.697694]  kmem_cache_alloc_trace+0x284/0x380
[  187.702368]  ? cancel_delayed_work+0x2c0/0x2c0
[  187.706950]  __kthread_create_on_node+0xd2/0x410
[  187.711711]  ? mark_held_locks+0xf0/0xf0
[  187.715774]  ? kthread_parkme+0xa0/0xa0
[  187.719758]  ? pwq_adjust_max_active+0x31f/0x5f0
[  187.724536]  ? __alloc_workqueue_key+0x9d2/0xed0
[  187.729302]  ? cancel_delayed_work+0x2c0/0x2c0
[  187.733890]  kthread_create_on_node+0xbb/0xf0
[  187.738391]  ? __kthread_create_on_node+0x410/0x410
[  187.743417]  ? check_preemption_disabled+0x41/0x280
[  187.748438]  ? init_rescuer+0xa1/0x370
[  187.752331]  ? rcu_read_lock_sched_held+0x16c/0x1d0
[  187.757353]  ? kmem_cache_alloc_node_trace+0x351/0x3b0
[  187.762642]  init_rescuer+0x1f7/0x370
[  187.766451]  __alloc_workqueue_key+0xb56/0xed0
[  187.771048]  ? workqueue_sysfs_register+0x3e0/0x3e0
[  187.776074]  ? nbd_ioctl+0x151/0xbe0
[  187.779787]  ? mutex_trylock+0x1a0/0x1a0
[  187.783853]  ? apparmor_sb_mount+0x970/0x970
[  187.788279]  nbd_start_device+0x183/0xd60
[  187.792432]  ? security_capable+0x8f/0xc0
[  187.796588]  nbd_ioctl+0x62c/0xbe0
[  187.800132]  ? _copy_from_user+0xd2/0x130
[  187.804287]  ? nbd_disconnect_and_put+0x190/0x190
[  187.809141]  ? __lock_acquire+0x6de/0x3ff0
[  187.813386]  ? nbd_disconnect_and_put+0x190/0x190
[  187.818247]  blkdev_ioctl+0x5cb/0x1a80
[  187.822144]  ? blkpg_ioctl+0x9d0/0x9d0
[  187.826037]  ? get_pid_task+0xf4/0x190
[  187.829930]  ? mark_held_locks+0xf0/0xf0
[  187.833994]  ? proc_fail_nth_write+0x95/0x1d0
[  187.838499]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  187.843449]  block_ioctl+0xe9/0x130
[  187.847079]  ? blkdev_fallocate+0x3f0/0x3f0
[  187.851407]  do_vfs_ioctl+0xcdb/0x12e0
[  187.855298]  ? lock_downgrade+0x720/0x720
[  187.859451]  ? check_preemption_disabled+0x41/0x280
[  187.864462]  ? ioctl_preallocate+0x200/0x200
[  187.868866]  ? __fget+0x356/0x510
[  187.872317]  ? do_dup2+0x450/0x450
[  187.875838]  ? vfs_write+0x393/0x540
[  187.879533]  ? fput+0x2b/0x190
[  187.882711]  ksys_ioctl+0x9b/0xc0
[  187.886149]  __x64_sys_ioctl+0x6f/0xb0
[  187.890019]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  187.894582]  do_syscall_64+0xf9/0x620
[  187.898366]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  187.903536] RIP: 0033:0x4665f9
[  187.906708] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  187.925594] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  187.933281] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  187.940573] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  187.947821] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  187.955069] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  187.962317] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
13:21:09 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1262)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:09 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', 0x0})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  187.989117] block nbd0: Receive control failed (result -32)
[  187.994692] block nbd4: Could not allocate knbd recv work queue.
[  188.001341] block nbd0: shutting down sockets
[  188.014395] block nbd4: shutting down sockets
[  188.029897] block nbd0: shutting down sockets
13:21:09 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125e)

13:21:09 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1262)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:09 executing program 4 (fault-call:7 fault-nth:8):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  188.070085] block nbd5: shutting down sockets
13:21:09 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', 0x0})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:09 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1263)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  188.129652] block nbd5: shutting down sockets
[  188.181003] block nbd2: shutting down sockets
[  188.194076] FAULT_INJECTION: forcing a failure.
[  188.194076] name failslab, interval 1, probability 0, space 0, times 0
[  188.215483] CPU: 1 PID: 12318 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  188.223385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  188.232737] Call Trace:
[  188.235331]  dump_stack+0x1fc/0x2ef
[  188.238972]  should_fail.cold+0xa/0xf
[  188.242785]  ? setup_fault_attr+0x200/0x200
[  188.247115]  ? lock_acquire+0x170/0x3c0
[  188.251105]  __should_failslab+0x115/0x180
[  188.255349]  should_failslab+0x5/0x10
[  188.259155]  kmem_cache_alloc+0x277/0x370
[  188.263312]  __kernfs_new_node+0xd2/0x680
[  188.267456]  ? lock_acquire+0x170/0x3c0
[  188.268936] block nbd5: shutting down sockets
[  188.271427]  ? kernfs_dop_revalidate+0x3a0/0x3a0
[  188.271461]  ? __lock_acquire+0x6de/0x3ff0
[  188.284918]  kernfs_new_node+0x92/0x120
[  188.288888]  __kernfs_create_file+0x51/0x340
[  188.293281]  sysfs_add_file_mode_ns+0x226/0x540
[  188.297978]  sysfs_create_file_ns+0x131/0x1b0
[  188.302468]  ? sysfs_add_file_mode_ns+0x540/0x540
[  188.307296]  ? mark_held_locks+0xa6/0xf0
[  188.311344]  ? _raw_spin_unlock_irq+0x24/0x80
[  188.315826]  device_create_file+0xef/0x1d0
[  188.320050]  nbd_start_device+0x3c1/0xd60
[  188.324180]  ? security_capable+0x8f/0xc0
[  188.328328]  nbd_ioctl+0x62c/0xbe0
[  188.331863]  ? _copy_from_user+0xd2/0x130
[  188.335994]  ? nbd_disconnect_and_put+0x190/0x190
[  188.340823]  ? __lock_acquire+0x6de/0x3ff0
[  188.345038]  ? nbd_disconnect_and_put+0x190/0x190
[  188.349865]  blkdev_ioctl+0x5cb/0x1a80
[  188.353739]  ? blkpg_ioctl+0x9d0/0x9d0
[  188.357611]  ? get_pid_task+0xf4/0x190
[  188.361482]  ? mark_held_locks+0xf0/0xf0
[  188.365525]  ? proc_fail_nth_write+0x95/0x1d0
[  188.370002]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  188.374922]  block_ioctl+0xe9/0x130
[  188.378539]  ? blkdev_fallocate+0x3f0/0x3f0
[  188.382844]  do_vfs_ioctl+0xcdb/0x12e0
[  188.386718]  ? lock_downgrade+0x720/0x720
[  188.390851]  ? check_preemption_disabled+0x41/0x280
[  188.395850]  ? ioctl_preallocate+0x200/0x200
[  188.400240]  ? __fget+0x356/0x510
[  188.403676]  ? do_dup2+0x450/0x450
[  188.407200]  ? vfs_write+0x393/0x540
[  188.410896]  ? fput+0x2b/0x190
[  188.414074]  ksys_ioctl+0x9b/0xc0
[  188.417512]  __x64_sys_ioctl+0x6f/0xb0
[  188.421382]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  188.425945]  do_syscall_64+0xf9/0x620
[  188.429749]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  188.434918] RIP: 0033:0x4665f9
[  188.438094] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  188.456978] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  188.464714] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  188.471963] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  188.479211] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  188.486459] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[  188.493706] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  188.507880] block nbd1: Receive control failed (result -32)
[  188.509262] block nbd4: device_create_file failed!
[  188.526224] block nbd4: shutting down sockets
13:21:09 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1265)

13:21:09 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', 0x0})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:09 executing program 4 (fault-call:7 fault-nth:9):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:09 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1264)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:09 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1263)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  188.531523] block nbd2: shutting down sockets
[  188.539547] block nbd5: shutting down sockets
[  188.548927] block nbd1: Device being setup by another task
[  188.555363] block nbd1: shutting down sockets
13:21:10 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  188.662621] block nbd2: shutting down sockets
[  188.669461] block nbd5: shutting down sockets
[  188.691093] block nbd2: shutting down sockets
13:21:10 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1264)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  188.711188] block nbd5: shutting down sockets
[  188.726685] FAULT_INJECTION: forcing a failure.
[  188.726685] name failslab, interval 1, probability 0, space 0, times 0
[  188.754757] CPU: 1 PID: 12350 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  188.762656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  188.772001] Call Trace:
[  188.774589]  dump_stack+0x1fc/0x2ef
[  188.778221]  should_fail.cold+0xa/0xf
[  188.782021]  ? setup_fault_attr+0x200/0x200
[  188.786339]  ? lock_acquire+0x170/0x3c0
[  188.790321]  __should_failslab+0x115/0x180
[  188.794558]  should_failslab+0x5/0x10
[  188.798354]  kmem_cache_alloc+0x277/0x370
[  188.802507]  __d_alloc+0x2b/0xa10
[  188.805962]  d_alloc+0x4a/0x230
[  188.809247]  d_alloc_parallel+0xeb/0x19e0
[  188.813411]  ? mark_held_locks+0xf0/0xf0
[  188.817481]  ? __d_lookup_rcu+0x6b0/0x6b0
[  188.821628]  ? lock_downgrade+0x720/0x720
[  188.825779]  ? mark_held_locks+0xf0/0xf0
[  188.829842]  ? __lockdep_init_map+0x100/0x5a0
[  188.834337]  ? __lockdep_init_map+0x100/0x5a0
[  188.838833]  __lookup_slow+0x18d/0x4a0
[  188.842718]  ? check_preemption_disabled+0x41/0x280
[  188.847733]  ? follow_dotdot_rcu+0x1040/0x1040
[  188.852319]  ? __d_lookup+0x411/0x710
[  188.856122]  ? d_lookup+0x18e/0x250
[  188.859751]  lookup_one_len+0x163/0x190
[  188.863726]  ? try_lookup_one_len+0x180/0x180
[  188.868229]  start_creating+0xc9/0x220
[  188.872115]  debugfs_create_dir+0x1f/0x440
[  188.876354]  nbd_start_device+0x449/0xd60
[  188.880506]  ? security_capable+0x8f/0xc0
[  188.884657]  nbd_ioctl+0x62c/0xbe0
[  188.888198]  ? _copy_from_user+0xd2/0x130
[  188.892347]  ? nbd_disconnect_and_put+0x190/0x190
[  188.897200]  ? __lock_acquire+0x6de/0x3ff0
[  188.901435]  ? nbd_disconnect_and_put+0x190/0x190
[  188.906276]  blkdev_ioctl+0x5cb/0x1a80
[  188.910161]  ? blkpg_ioctl+0x9d0/0x9d0
[  188.914043]  ? get_pid_task+0xf4/0x190
[  188.917930]  ? mark_held_locks+0xf0/0xf0
[  188.921989]  ? proc_fail_nth_write+0x95/0x1d0
[  188.926487]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  188.931436]  block_ioctl+0xe9/0x130
[  188.935058]  ? blkdev_fallocate+0x3f0/0x3f0
[  188.939383]  do_vfs_ioctl+0xcdb/0x12e0
[  188.943273]  ? lock_downgrade+0x720/0x720
[  188.947429]  ? check_preemption_disabled+0x41/0x280
[  188.952446]  ? ioctl_preallocate+0x200/0x200
[  188.956856]  ? __fget+0x356/0x510
[  188.960315]  ? do_dup2+0x450/0x450
[  188.963845]  ? vfs_write+0x393/0x540
[  188.967539]  ? fput+0x2b/0x190
[  188.970714]  ksys_ioctl+0x9b/0xc0
[  188.974147]  __x64_sys_ioctl+0x6f/0xb0
[  188.978018]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  188.982586]  do_syscall_64+0xf9/0x620
[  188.986372]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  188.991538] RIP: 0033:0x4665f9
[  188.994713] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  189.013601] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  189.021298] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  189.028557] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  189.035811] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  189.043063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  189.050312] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  189.066968] block nbd0: Receive control failed (result -32)
[  189.068184] block nbd4: Failed to create debugfs dir for 'nbd4'
[  189.079380] block nbd4: shutting down sockets
[  189.093160] block nbd2: shutting down sockets
13:21:10 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x125f)

13:21:10 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1265)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:10 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:10 executing program 4 (fault-call:7 fault-nth:10):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  189.118500] block nbd0: Device being setup by another task
[  189.125735] block nbd0: shutting down sockets
[  189.129268] block nbd2: shutting down sockets
13:21:10 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1265)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  189.229658] block nbd5: shutting down sockets
[  189.243770] block nbd2: shutting down sockets
[  189.266335] FAULT_INJECTION: forcing a failure.
[  189.266335] name failslab, interval 1, probability 0, space 0, times 0
[  189.278412] CPU: 0 PID: 12383 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  189.286298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  189.295652] Call Trace:
[  189.298245]  dump_stack+0x1fc/0x2ef
[  189.301884]  should_fail.cold+0xa/0xf
[  189.305696]  ? setup_fault_attr+0x200/0x200
[  189.310022]  ? lock_acquire+0x170/0x3c0
[  189.314005]  __should_failslab+0x115/0x180
[  189.318244]  should_failslab+0x5/0x10
[  189.322047]  kmem_cache_alloc+0x277/0x370
[  189.326197]  alloc_inode+0xab/0x180
[  189.329823]  new_inode+0x1d/0xf0
[  189.333187]  debugfs_get_inode+0x1a/0x130
[  189.337316]  debugfs_create_dir+0x73/0x440
[  189.341533]  nbd_start_device+0x449/0xd60
[  189.345660]  ? security_capable+0x8f/0xc0
[  189.349788]  nbd_ioctl+0x62c/0xbe0
[  189.353310]  ? _copy_from_user+0xd2/0x130
[  189.357482]  ? nbd_disconnect_and_put+0x190/0x190
[  189.362318]  ? __lock_acquire+0x6de/0x3ff0
[  189.366546]  ? nbd_disconnect_and_put+0x190/0x190
[  189.371375]  blkdev_ioctl+0x5cb/0x1a80
[  189.375240]  ? blkpg_ioctl+0x9d0/0x9d0
[  189.379107]  ? get_pid_task+0xf4/0x190
[  189.382971]  ? mark_held_locks+0xf0/0xf0
[  189.387014]  ? proc_fail_nth_write+0x95/0x1d0
[  189.391488]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  189.396417]  block_ioctl+0xe9/0x130
[  189.400032]  ? blkdev_fallocate+0x3f0/0x3f0
[  189.404335]  do_vfs_ioctl+0xcdb/0x12e0
[  189.408203]  ? lock_downgrade+0x720/0x720
[  189.412331]  ? check_preemption_disabled+0x41/0x280
[  189.417329]  ? ioctl_preallocate+0x200/0x200
[  189.421720]  ? __fget+0x356/0x510
[  189.425152]  ? do_dup2+0x450/0x450
[  189.428671]  ? vfs_write+0x393/0x540
[  189.432363]  ? fput+0x2b/0x190
[  189.435536]  ksys_ioctl+0x9b/0xc0
[  189.438969]  __x64_sys_ioctl+0x6f/0xb0
[  189.442836]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  189.447450]  do_syscall_64+0xf9/0x620
[  189.451233]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  189.456435] RIP: 0033:0x4665f9
[  189.459607] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  189.478486] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  189.486201] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  189.493447] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  189.500696] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  189.507943] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  189.515192] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  189.528488] block nbd1: Receive control failed (result -32)
[  189.533498] block nbd4: Failed to create debugfs dir for 'nbd4'
[  189.535643] block nbd1: shutting down sockets
[  189.547370] block nbd4: shutting down sockets
[  189.556196] block nbd2: shutting down sockets
13:21:10 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1267)

13:21:10 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:10 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1267)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:10 executing program 4 (fault-call:7 fault-nth:11):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:10 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1267)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  189.595697] block nbd1: Receive control failed (result -32)
[  189.602366] block nbd1: shutting down sockets
13:21:11 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

[  189.704532] block nbd2: shutting down sockets
[  189.718691] block nbd5: shutting down sockets
[  189.733855] FAULT_INJECTION: forcing a failure.
[  189.733855] name failslab, interval 1, probability 0, space 0, times 0
[  189.749726] block nbd2: shutting down sockets
[  189.754826] block nbd5: shutting down sockets
[  189.789681] CPU: 1 PID: 12417 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  189.797585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  189.806939] Call Trace:
[  189.809537]  dump_stack+0x1fc/0x2ef
[  189.813161]  should_fail.cold+0xa/0xf
[  189.816945]  ? setup_fault_attr+0x200/0x200
[  189.821249]  ? lock_acquire+0x170/0x3c0
[  189.825223]  __should_failslab+0x115/0x180
[  189.829470]  should_failslab+0x5/0x10
[  189.833267]  kmem_cache_alloc+0x277/0x370
[  189.837407]  __d_alloc+0x2b/0xa10
[  189.840852]  ? lock_downgrade+0x720/0x720
[  189.844988]  ? lock_acquire+0x170/0x3c0
[  189.848957]  d_alloc+0x4a/0x230
[  189.852271]  d_alloc_parallel+0xeb/0x19e0
[  189.856408]  ? mark_held_locks+0xf0/0xf0
[  189.860464]  ? __lock_acquire+0x6de/0x3ff0
[  189.864693]  ? __d_lookup_rcu+0x6b0/0x6b0
[  189.868835]  ? mark_held_locks+0xf0/0xf0
[  189.872890]  ? mark_held_locks+0xf0/0xf0
[  189.876935]  ? __lockdep_init_map+0x100/0x5a0
[  189.881415]  ? __lockdep_init_map+0x100/0x5a0
[  189.885895]  __lookup_slow+0x18d/0x4a0
[  189.889776]  ? check_preemption_disabled+0x41/0x280
[  189.894783]  ? follow_dotdot_rcu+0x1040/0x1040
[  189.899367]  ? __d_lookup+0x411/0x710
[  189.903162]  ? d_lookup+0x18e/0x250
[  189.906772]  lookup_one_len+0x163/0x190
[  189.910742]  ? try_lookup_one_len+0x180/0x180
[  189.915233]  start_creating+0xc9/0x220
[  189.919115]  __debugfs_create_file+0x5e/0x480
[  189.923678]  nbd_start_device+0x4a1/0xd60
[  189.927823]  ? security_capable+0x8f/0xc0
[  189.931956]  nbd_ioctl+0x62c/0xbe0
[  189.935478]  ? _copy_from_user+0xd2/0x130
[  189.939618]  ? nbd_disconnect_and_put+0x190/0x190
[  189.944471]  ? __lock_acquire+0x6de/0x3ff0
[  189.948690]  ? nbd_disconnect_and_put+0x190/0x190
[  189.953517]  blkdev_ioctl+0x5cb/0x1a80
[  189.957388]  ? blkpg_ioctl+0x9d0/0x9d0
[  189.961259]  ? get_pid_task+0xf4/0x190
[  189.965129]  ? mark_held_locks+0xf0/0xf0
[  189.969186]  ? proc_fail_nth_write+0x95/0x1d0
[  189.973668]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  189.978583]  block_ioctl+0xe9/0x130
[  189.982190]  ? blkdev_fallocate+0x3f0/0x3f0
[  189.986494]  do_vfs_ioctl+0xcdb/0x12e0
[  189.990373]  ? lock_downgrade+0x720/0x720
[  189.994525]  ? check_preemption_disabled+0x41/0x280
[  189.999542]  ? ioctl_preallocate+0x200/0x200
[  190.003942]  ? __fget+0x356/0x510
[  190.007380]  ? do_dup2+0x450/0x450
[  190.010910]  ? vfs_write+0x393/0x540
[  190.014613]  ? fput+0x2b/0x190
[  190.017792]  ksys_ioctl+0x9b/0xc0
[  190.021226]  __x64_sys_ioctl+0x6f/0xb0
[  190.025098]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  190.029673]  do_syscall_64+0xf9/0x620
[  190.033677]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  190.038863] RIP: 0033:0x4665f9
[  190.042060] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  190.060963] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  190.068684] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  190.076081] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  190.083336] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
13:21:11 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1268)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  190.090596] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  190.097859] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  190.122421] block nbd0: Receive control failed (result -32)
[  190.128442] block nbd0: shutting down sockets
[  190.140227] block nbd4: shutting down sockets
13:21:11 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1260)

13:21:11 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:11 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1268)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:11 executing program 4 (fault-call:7 fault-nth:12):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  190.170153] block nbd0: shutting down sockets
[  190.179474] block nbd2: shutting down sockets
13:21:11 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1269)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  190.303109] block nbd5: shutting down sockets
[  190.308653] block nbd2: shutting down sockets
[  190.325436] FAULT_INJECTION: forcing a failure.
[  190.325436] name failslab, interval 1, probability 0, space 0, times 0
[  190.338101] CPU: 0 PID: 12453 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  190.345993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  190.355347] Call Trace:
[  190.357944]  dump_stack+0x1fc/0x2ef
[  190.361580]  should_fail.cold+0xa/0xf
[  190.365389]  ? setup_fault_attr+0x200/0x200
[  190.369714]  ? lock_acquire+0x170/0x3c0
[  190.373692]  __should_failslab+0x115/0x180
[  190.377929]  should_failslab+0x5/0x10
[  190.381721]  kmem_cache_alloc+0x277/0x370
[  190.385849]  alloc_inode+0xab/0x180
[  190.388925] block nbd2: shutting down sockets
[  190.389464]  new_inode+0x1d/0xf0
[  190.397295]  debugfs_get_inode+0x1a/0x130
[  190.401446]  __debugfs_create_file+0xb2/0x480
[  190.405949]  nbd_start_device+0x4a1/0xd60
[  190.410107]  ? security_capable+0x8f/0xc0
[  190.414266]  nbd_ioctl+0x62c/0xbe0
[  190.417801]  ? _copy_from_user+0xd2/0x130
[  190.421929]  ? nbd_disconnect_and_put+0x190/0x190
[  190.426752]  ? __lock_acquire+0x6de/0x3ff0
[  190.427535] block nbd5: shutting down sockets
[  190.430984]  ? nbd_disconnect_and_put+0x190/0x190
[  190.431001]  blkdev_ioctl+0x5cb/0x1a80
[  190.431017]  ? blkpg_ioctl+0x9d0/0x9d0
[  190.448054]  ? get_pid_task+0xf4/0x190
[  190.451928]  ? mark_held_locks+0xf0/0xf0
[  190.455966]  ? proc_fail_nth_write+0x95/0x1d0
[  190.460443]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  190.465359]  block_ioctl+0xe9/0x130
[  190.468966]  ? blkdev_fallocate+0x3f0/0x3f0
[  190.473273]  do_vfs_ioctl+0xcdb/0x12e0
[  190.477148]  ? lock_downgrade+0x720/0x720
[  190.481289]  ? check_preemption_disabled+0x41/0x280
[  190.486292]  ? ioctl_preallocate+0x200/0x200
[  190.490685]  ? __fget+0x356/0x510
[  190.494121]  ? do_dup2+0x450/0x450
[  190.497651]  ? vfs_write+0x393/0x540
[  190.501353]  ? fput+0x2b/0x190
[  190.504530]  ksys_ioctl+0x9b/0xc0
[  190.507967]  __x64_sys_ioctl+0x6f/0xb0
[  190.511845]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  190.516418]  do_syscall_64+0xf9/0x620
[  190.520200]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  190.525368] RIP: 0033:0x4665f9
[  190.528539] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  190.547419] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  190.555105] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  190.562354] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  190.569609] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  190.576856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  190.584103] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  190.592396] block nbd1: Receive control failed (result -32)
[  190.598462] block nbd1: shutting down sockets
[  190.605154] block nbd4: shutting down sockets
13:21:12 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1268)

13:21:12 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(0x0, 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:12 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1274)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:12 executing program 4 (fault-call:7 fault-nth:13):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:12 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1269)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  190.659263] block nbd1: Could not allocate knbd recv work queue.
[  190.665581] block nbd1: shutting down sockets
13:21:12 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(r0)

[  190.759079] block nbd2: shutting down sockets
13:21:12 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1276)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  190.789860] block nbd5: shutting down sockets
[  190.794637] block nbd2: shutting down sockets
[  190.846219] FAULT_INJECTION: forcing a failure.
[  190.846219] name failslab, interval 1, probability 0, space 0, times 0
[  190.851289] block nbd5: shutting down sockets
[  190.881638] CPU: 0 PID: 12485 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  190.889544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  190.898898] Call Trace:
[  190.901493]  dump_stack+0x1fc/0x2ef
[  190.905130]  should_fail.cold+0xa/0xf
[  190.908936]  ? setup_fault_attr+0x200/0x200
[  190.913266]  ? lock_acquire+0x170/0x3c0
[  190.917254]  __should_failslab+0x115/0x180
[  190.921498]  should_failslab+0x5/0x10
[  190.925299]  kmem_cache_alloc+0x277/0x370
[  190.929446]  __d_alloc+0x2b/0xa10
[  190.932906]  d_alloc+0x4a/0x230
[  190.936191]  d_alloc_parallel+0xeb/0x19e0
[  190.940353]  ? mark_held_locks+0xf0/0xf0
[  190.944424]  ? __d_lookup_rcu+0x6b0/0x6b0
[  190.948586]  ? mark_held_locks+0xf0/0xf0
[  190.952658]  ? __lockdep_init_map+0x100/0x5a0
[  190.957160]  ? __lockdep_init_map+0x100/0x5a0
[  190.961663]  __lookup_slow+0x18d/0x4a0
[  190.965558]  ? check_preemption_disabled+0x41/0x280
[  190.970586]  ? follow_dotdot_rcu+0x1040/0x1040
[  190.975180]  ? __d_lookup+0x411/0x710
[  190.978996]  ? d_lookup+0x18e/0x250
[  190.982639]  lookup_one_len+0x163/0x190
[  190.986618]  ? try_lookup_one_len+0x180/0x180
[  190.991113]  start_creating+0xc9/0x220
[  190.994981]  __debugfs_create_file+0x5e/0x480
[  190.999459]  debugfs_create_u64+0x6c/0xa0
[  191.003592]  nbd_start_device+0x4bc/0xd60
[  191.007732]  ? security_capable+0x8f/0xc0
[  191.011874]  nbd_ioctl+0x62c/0xbe0
[  191.015406]  ? _copy_from_user+0xd2/0x130
[  191.019546]  ? nbd_disconnect_and_put+0x190/0x190
[  191.024386]  ? __lock_acquire+0x6de/0x3ff0
[  191.028607]  ? nbd_disconnect_and_put+0x190/0x190
[  191.033429]  blkdev_ioctl+0x5cb/0x1a80
[  191.037297]  ? blkpg_ioctl+0x9d0/0x9d0
[  191.041168]  ? get_pid_task+0xf4/0x190
[  191.045038]  ? mark_held_locks+0xf0/0xf0
[  191.049079]  ? proc_fail_nth_write+0x95/0x1d0
[  191.053563]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  191.058488]  block_ioctl+0xe9/0x130
[  191.062095]  ? blkdev_fallocate+0x3f0/0x3f0
[  191.066401]  do_vfs_ioctl+0xcdb/0x12e0
[  191.070269]  ? lock_downgrade+0x720/0x720
[  191.074398]  ? check_preemption_disabled+0x41/0x280
[  191.079392]  ? ioctl_preallocate+0x200/0x200
[  191.083791]  ? __fget+0x356/0x510
[  191.087223]  ? do_dup2+0x450/0x450
[  191.090741]  ? vfs_write+0x393/0x540
[  191.094430]  ? fput+0x2b/0x190
[  191.094991] block nbd0: Receive control failed (result -32)
[  191.097616]  ksys_ioctl+0x9b/0xc0
[  191.097632]  __x64_sys_ioctl+0x6f/0xb0
[  191.110636]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  191.115219]  do_syscall_64+0xf9/0x620
[  191.119055]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  191.124241] RIP: 0033:0x4665f9
[  191.127437] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  191.146333] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  191.154024] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  191.161279] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  191.168529] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  191.175778] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  191.183036] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
13:21:12 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1261)

13:21:12 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1274)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:12 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:12 executing program 4 (fault-call:7 fault-nth:14):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  191.196525] block nbd4: shutting down sockets
[  191.209010] block nbd0: Device being setup by another task
[  191.218364] block nbd0: shutting down sockets
[  191.229260] block nbd2: shutting down sockets
13:21:12 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1277)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  191.269396] block nbd2: shutting down sockets
[  191.340865] block nbd5: shutting down sockets
[  191.346105] block nbd2: shutting down sockets
[  191.368025] FAULT_INJECTION: forcing a failure.
[  191.368025] name failslab, interval 1, probability 0, space 0, times 0
[  191.383349] CPU: 1 PID: 12522 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  191.391244] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  191.399347] block nbd2: shutting down sockets
[  191.400599] Call Trace:
[  191.400618]  dump_stack+0x1fc/0x2ef
[  191.400637]  should_fail.cold+0xa/0xf
[  191.405335] block nbd5: shutting down sockets
[  191.407687]  ? setup_fault_attr+0x200/0x200
[  191.423853]  ? lock_acquire+0x170/0x3c0
[  191.427835]  __should_failslab+0x115/0x180
[  191.432071]  should_failslab+0x5/0x10
[  191.435868]  kmem_cache_alloc+0x277/0x370
[  191.440021]  alloc_inode+0xab/0x180
[  191.443649]  new_inode+0x1d/0xf0
[  191.447016]  debugfs_get_inode+0x1a/0x130
[  191.451163]  __debugfs_create_file+0xb2/0x480
[  191.455657]  debugfs_create_u64+0x6c/0xa0
[  191.459800]  nbd_start_device+0x4bc/0xd60
[  191.463942]  ? security_capable+0x8f/0xc0
[  191.468078]  nbd_ioctl+0x62c/0xbe0
[  191.471613]  ? _copy_from_user+0xd2/0x130
[  191.475769]  ? nbd_disconnect_and_put+0x190/0x190
[  191.480619]  ? __lock_acquire+0x6de/0x3ff0
[  191.484846]  ? nbd_disconnect_and_put+0x190/0x190
[  191.489681]  blkdev_ioctl+0x5cb/0x1a80
[  191.493577]  ? blkpg_ioctl+0x9d0/0x9d0
[  191.497470]  ? get_pid_task+0xf4/0x190
[  191.501360]  ? mark_held_locks+0xf0/0xf0
[  191.505417]  ? proc_fail_nth_write+0x95/0x1d0
[  191.509913]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  191.514857]  block_ioctl+0xe9/0x130
[  191.518476]  ? blkdev_fallocate+0x3f0/0x3f0
[  191.522792]  do_vfs_ioctl+0xcdb/0x12e0
[  191.526671]  ? lock_downgrade+0x720/0x720
[  191.530811]  ? check_preemption_disabled+0x41/0x280
[  191.535814]  ? ioctl_preallocate+0x200/0x200
[  191.540214]  ? __fget+0x356/0x510
[  191.543656]  ? do_dup2+0x450/0x450
[  191.547177]  ? vfs_write+0x393/0x540
[  191.550880]  ? fput+0x2b/0x190
[  191.554057]  ksys_ioctl+0x9b/0xc0
[  191.557506]  __x64_sys_ioctl+0x6f/0xb0
[  191.561395]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  191.565971]  do_syscall_64+0xf9/0x620
[  191.569768]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  191.574947] RIP: 0033:0x4665f9
[  191.578121] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  191.591042] block nbd1: Receive control failed (result -32)
[  191.597006] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  191.597020] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  191.597029] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  191.597038] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  191.597045] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  191.597057] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  191.629277] block nbd1: shutting down sockets
[  191.640744] block nbd4: shutting down sockets
13:21:13 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1269)

13:21:13 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:13 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1278)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:13 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1276)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:13 executing program 4 (fault-call:7 fault-nth:15):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:13 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  191.779966] block nbd2: shutting down sockets
13:21:13 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1279)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  191.802156] block nbd5: shutting down sockets
[  191.843363] FAULT_INJECTION: forcing a failure.
[  191.843363] name failslab, interval 1, probability 0, space 0, times 0
[  191.855194] CPU: 0 PID: 12558 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  191.863099] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  191.872452] Call Trace:
[  191.875046]  dump_stack+0x1fc/0x2ef
[  191.878689]  should_fail.cold+0xa/0xf
[  191.882498]  ? setup_fault_attr+0x200/0x200
[  191.886828]  ? lock_acquire+0x170/0x3c0
[  191.887270] block nbd5: shutting down sockets
[  191.890811]  __should_failslab+0x115/0x180
[  191.890829]  should_failslab+0x5/0x10
[  191.890846]  kmem_cache_alloc+0x277/0x370
[  191.907470]  __d_alloc+0x2b/0xa10
[  191.910927]  ? __bpf_address_lookup+0x330/0x330
[  191.915590]  ? check_preemption_disabled+0x41/0x280
[  191.920602]  d_alloc+0x4a/0x230
[  191.923864]  d_alloc_parallel+0xeb/0x19e0
[  191.927997]  ? mark_held_locks+0xf0/0xf0
[  191.932041]  ? __d_lookup_rcu+0x6b0/0x6b0
[  191.936175]  ? mark_held_locks+0xf0/0xf0
[  191.940234]  ? __lockdep_init_map+0x100/0x5a0
[  191.944708]  ? __lockdep_init_map+0x100/0x5a0
[  191.949188]  __lookup_slow+0x18d/0x4a0
[  191.953057]  ? check_preemption_disabled+0x41/0x280
[  191.958052]  ? follow_dotdot_rcu+0x1040/0x1040
[  191.962618]  ? __d_lookup+0x411/0x710
[  191.966406]  ? d_lookup+0x18e/0x250
[  191.970022]  lookup_one_len+0x163/0x190
[  191.973980]  ? try_lookup_one_len+0x180/0x180
[  191.978465]  start_creating+0xc9/0x220
[  191.982334]  __debugfs_create_file+0x5e/0x480
[  191.986815]  debugfs_create_u32+0x6c/0xa0
[  191.990946]  nbd_start_device+0x4d4/0xd60
[  191.995090]  ? security_capable+0x8f/0xc0
[  191.999235]  nbd_ioctl+0x62c/0xbe0
[  192.002760]  ? _copy_from_user+0xd2/0x130
[  192.006891]  ? nbd_disconnect_and_put+0x190/0x190
[  192.011732]  ? __lock_acquire+0x6de/0x3ff0
[  192.015947]  ? nbd_disconnect_and_put+0x190/0x190
[  192.020771]  blkdev_ioctl+0x5cb/0x1a80
[  192.024640]  ? blkpg_ioctl+0x9d0/0x9d0
[  192.028509]  ? get_pid_task+0xf4/0x190
[  192.032378]  ? mark_held_locks+0xf0/0xf0
[  192.036428]  ? proc_fail_nth_write+0x95/0x1d0
[  192.040917]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  192.045831]  block_ioctl+0xe9/0x130
[  192.049436]  ? blkdev_fallocate+0x3f0/0x3f0
[  192.053740]  do_vfs_ioctl+0xcdb/0x12e0
[  192.057611]  ? lock_downgrade+0x720/0x720
[  192.061741]  ? check_preemption_disabled+0x41/0x280
[  192.066746]  ? ioctl_preallocate+0x200/0x200
[  192.071138]  ? __fget+0x356/0x510
[  192.074572]  ? do_dup2+0x450/0x450
[  192.078098]  ? vfs_write+0x393/0x540
[  192.081794]  ? fput+0x2b/0x190
[  192.084969]  ksys_ioctl+0x9b/0xc0
[  192.088405]  __x64_sys_ioctl+0x6f/0xb0
[  192.092273]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  192.096835]  do_syscall_64+0xf9/0x620
[  192.100619]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  192.105786] RIP: 0033:0x4665f9
[  192.108973] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  192.127856] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  192.135542] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  192.142803] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  192.150053] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  192.157307] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  192.164558] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  192.173830] block nbd0: Receive control failed (result -32)
[  192.179005] block nbd4: shutting down sockets
[  192.185741] block nbd0: shutting down sockets
[  192.202999] block nbd2: shutting down sockets
[  192.210791] block nbd0: Could not allocate knbd recv work queue.
[  192.217306] block nbd0: shutting down sockets
13:21:13 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1262)

13:21:13 executing program 3:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1260)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:13 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1277)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:13 executing program 4 (fault-call:7 fault-nth:16):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  192.249345] block nbd2: shutting down sockets
13:21:13 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127a)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  192.329547] block nbd3: shutting down sockets
[  192.349594] block nbd5: shutting down sockets
[  192.353483] block nbd2: shutting down sockets
[  192.393582] block nbd5: shutting down sockets
[  192.409757] FAULT_INJECTION: forcing a failure.
[  192.409757] name failslab, interval 1, probability 0, space 0, times 0
[  192.415606] block nbd2: shutting down sockets
[  192.430810] CPU: 0 PID: 12605 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  192.438706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  192.448056] Call Trace:
[  192.450656]  dump_stack+0x1fc/0x2ef
[  192.454293]  should_fail.cold+0xa/0xf
[  192.458107]  ? setup_fault_attr+0x200/0x200
[  192.462433]  ? lock_acquire+0x170/0x3c0
[  192.466413]  __should_failslab+0x115/0x180
[  192.470653]  should_failslab+0x5/0x10
[  192.474443]  kmem_cache_alloc+0x277/0x370
[  192.478578]  alloc_inode+0xab/0x180
[  192.482183]  new_inode+0x1d/0xf0
[  192.485531]  debugfs_get_inode+0x1a/0x130
[  192.489662]  __debugfs_create_file+0xb2/0x480
[  192.494141]  debugfs_create_u32+0x6c/0xa0
[  192.498272]  nbd_start_device+0x4d4/0xd60
[  192.502403]  ? security_capable+0x8f/0xc0
[  192.506535]  nbd_ioctl+0x62c/0xbe0
[  192.510059]  ? _copy_from_user+0xd2/0x130
[  192.514198]  ? nbd_disconnect_and_put+0x190/0x190
[  192.519029]  ? __lock_acquire+0x6de/0x3ff0
[  192.523245]  ? nbd_disconnect_and_put+0x190/0x190
[  192.528069]  blkdev_ioctl+0x5cb/0x1a80
[  192.531938]  ? blkpg_ioctl+0x9d0/0x9d0
[  192.535804]  ? get_pid_task+0xf4/0x190
[  192.539676]  ? mark_held_locks+0xf0/0xf0
[  192.543724]  ? proc_fail_nth_write+0x95/0x1d0
[  192.548212]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  192.553146]  block_ioctl+0xe9/0x130
[  192.556754]  ? blkdev_fallocate+0x3f0/0x3f0
[  192.561059]  do_vfs_ioctl+0xcdb/0x12e0
[  192.564930]  ? lock_downgrade+0x720/0x720
[  192.569058]  ? check_preemption_disabled+0x41/0x280
[  192.574057]  ? ioctl_preallocate+0x200/0x200
[  192.578446]  ? __fget+0x356/0x510
[  192.581882]  ? do_dup2+0x450/0x450
[  192.585412]  ? vfs_write+0x393/0x540
[  192.589113]  ? fput+0x2b/0x190
[  192.592292]  ksys_ioctl+0x9b/0xc0
[  192.595729]  __x64_sys_ioctl+0x6f/0xb0
[  192.599596]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  192.604167]  do_syscall_64+0xf9/0x620
[  192.607967]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  192.613139] RIP: 0033:0x4665f9
[  192.616315] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  192.635239] RSP: 002b:00007f91335e7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  192.642931] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  192.650181] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  192.657484] RBP: 00007f91335e71d0 R08: 0000000000000000 R09: 0000000000000000
[  192.664736] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  192.671989] R13: 00007fff5e2bd6bf R14: 00007f91335e7300 R15: 0000000000022000
[  192.683349] block nbd1: Receive control failed (result -32)
[  192.693497] block nbd1: shutting down sockets
[  192.706362] block nbd4: shutting down sockets
[  192.732459] block nbd1: Could not allocate knbd recv work queue.
13:21:14 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1274)

13:21:14 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x4000000000010046)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00', &(0x7f0000000000)=ANY=[@ANYBLOB="e0fffffff0ffffff"]})
unshare(0x2a000400)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0)
dup(r0)

13:21:14 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1278)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:14 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127b)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:14 executing program 4 (fault-call:7 fault-nth:17):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  192.754757] block nbd1: shutting down sockets
13:21:14 executing program 3 (fault-call:4 fault-nth:0):
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  192.849365] block nbd5: shutting down sockets
13:21:14 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x1279)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  192.889556] block nbd2: shutting down sockets
[  192.927798] FAULT_INJECTION: forcing a failure.
[  192.927798] name failslab, interval 1, probability 0, space 0, times 0
[  192.939314] block nbd2: shutting down sockets
[  192.943418] CPU: 0 PID: 12628 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  192.951699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  192.961047] Call Trace:
[  192.963642]  dump_stack+0x1fc/0x2ef
[  192.967283]  should_fail.cold+0xa/0xf
[  192.971093]  ? setup_fault_attr+0x200/0x200
[  192.975428]  ? lock_acquire+0x170/0x3c0
[  192.979418]  __should_failslab+0x115/0x180
[  192.983688]  should_failslab+0x5/0x10
[  192.987493]  kmem_cache_alloc+0x277/0x370
[  192.991652]  __d_alloc+0x2b/0xa10
[  192.995108]  ? __bpf_address_lookup+0x330/0x330
[  192.999790]  ? check_preemption_disabled+0x41/0x280
[  193.004816]  d_alloc+0x4a/0x230
[  193.008271]  d_alloc_parallel+0xeb/0x19e0
[  193.012409]  ? mark_held_locks+0xf0/0xf0
[  193.016458]  ? __d_lookup_rcu+0x6b0/0x6b0
[  193.020587]  ? mark_held_locks+0xf0/0xf0
[  193.024641]  ? __lockdep_init_map+0x100/0x5a0
[  193.029122]  ? __lockdep_init_map+0x100/0x5a0
[  193.033609]  __lookup_slow+0x18d/0x4a0
[  193.037494]  ? check_preemption_disabled+0x41/0x280
[  193.042500]  ? follow_dotdot_rcu+0x1040/0x1040
[  193.047065]  ? __d_lookup+0x411/0x710
[  193.050851]  ? d_lookup+0x18e/0x250
[  193.054462]  lookup_one_len+0x163/0x190
[  193.058424]  ? try_lookup_one_len+0x180/0x180
[  193.062905]  start_creating+0xc9/0x220
[  193.066776]  __debugfs_create_file+0x5e/0x480
[  193.071270]  debugfs_create_u64+0x6c/0xa0
[  193.075407]  nbd_start_device+0x4ef/0xd60
[  193.079539]  ? security_capable+0x8f/0xc0
[  193.083668]  nbd_ioctl+0x62c/0xbe0
[  193.087191]  ? _copy_from_user+0xd2/0x130
[  193.091321]  ? nbd_disconnect_and_put+0x190/0x190
[  193.096255]  ? __lock_acquire+0x6de/0x3ff0
[  193.100480]  ? nbd_disconnect_and_put+0x190/0x190
[  193.105301]  blkdev_ioctl+0x5cb/0x1a80
[  193.109168]  ? blkpg_ioctl+0x9d0/0x9d0
[  193.113035]  ? get_pid_task+0xf4/0x190
[  193.116904]  ? mark_held_locks+0xf0/0xf0
[  193.120994]  ? proc_fail_nth_write+0x95/0x1d0
[  193.125470]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  193.130385]  block_ioctl+0xe9/0x130
[  193.133992]  ? blkdev_fallocate+0x3f0/0x3f0
[  193.138296]  do_vfs_ioctl+0xcdb/0x12e0
[  193.142166]  ? lock_downgrade+0x720/0x720
[  193.146293]  ? check_preemption_disabled+0x41/0x280
[  193.151335]  ? ioctl_preallocate+0x200/0x200
[  193.155723]  ? __fget+0x356/0x510
[  193.159156]  ? do_dup2+0x450/0x450
[  193.162684]  ? vfs_write+0x393/0x540
[  193.166381]  ? fput+0x2b/0x190
[  193.169561]  ksys_ioctl+0x9b/0xc0
[  193.172997]  __x64_sys_ioctl+0x6f/0xb0
[  193.176865]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  193.181427]  do_syscall_64+0xf9/0x620
[  193.185211]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  193.190382] RIP: 0033:0x4665f9
[  193.193555] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  193.212437] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  193.220176] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  193.227425] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  193.234674] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  193.241923] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  193.249171] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  193.266720] block nbd0: Receive control failed (result -32)
[  193.267760] block nbd5: shutting down sockets
[  193.273704] block nbd0: shutting down sockets
[  193.289728] block nbd4: shutting down sockets
13:21:14 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1263)

13:21:14 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:14 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127c)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  193.320091] block nbd0: Could not allocate knbd recv work queue.
[  193.327457] block nbd0: shutting down sockets
[  193.329316] block nbd5: shutting down sockets
13:21:14 executing program 4 (fault-call:7 fault-nth:18):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:14 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127a)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  193.429684] block nbd2: shutting down sockets
[  193.459204] block nbd5: shutting down sockets
[  193.480912] block nbd2: shutting down sockets
[  193.505012] block nbd5: shutting down sockets
[  193.524621] FAULT_INJECTION: forcing a failure.
[  193.524621] name failslab, interval 1, probability 0, space 0, times 0
[  193.550278] CPU: 0 PID: 12665 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  193.558183] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  193.567539] Call Trace:
[  193.570139]  dump_stack+0x1fc/0x2ef
[  193.573781]  should_fail.cold+0xa/0xf
[  193.577595]  ? setup_fault_attr+0x200/0x200
[  193.581930]  ? lock_acquire+0x170/0x3c0
[  193.585918]  __should_failslab+0x115/0x180
[  193.590151]  should_failslab+0x5/0x10
[  193.593934]  kmem_cache_alloc+0x277/0x370
[  193.598066]  alloc_inode+0xab/0x180
[  193.601671]  new_inode+0x1d/0xf0
[  193.605019]  debugfs_get_inode+0x1a/0x130
[  193.609174]  __debugfs_create_file+0xb2/0x480
[  193.613665]  debugfs_create_u64+0x6c/0xa0
[  193.617803]  nbd_start_device+0x4ef/0xd60
[  193.621935]  ? security_capable+0x8f/0xc0
[  193.626086]  nbd_ioctl+0x62c/0xbe0
[  193.629629]  ? _copy_from_user+0xd2/0x130
[  193.633775]  ? nbd_disconnect_and_put+0x190/0x190
[  193.638614]  ? __lock_acquire+0x6de/0x3ff0
[  193.642879]  ? nbd_disconnect_and_put+0x190/0x190
[  193.647705]  blkdev_ioctl+0x5cb/0x1a80
[  193.649461] block nbd1: Receive control failed (result -32)
[  193.651582]  ? blkpg_ioctl+0x9d0/0x9d0
[  193.651600]  ? get_pid_task+0xf4/0x190
[  193.651616]  ? mark_held_locks+0xf0/0xf0
[  193.669109]  ? proc_fail_nth_write+0x95/0x1d0
[  193.673600]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  193.678518]  block_ioctl+0xe9/0x130
[  193.682126]  ? blkdev_fallocate+0x3f0/0x3f0
[  193.686430]  do_vfs_ioctl+0xcdb/0x12e0
[  193.690300]  ? lock_downgrade+0x720/0x720
[  193.694431]  ? check_preemption_disabled+0x41/0x280
[  193.699427]  ? ioctl_preallocate+0x200/0x200
[  193.703817]  ? __fget+0x356/0x510
[  193.707250]  ? do_dup2+0x450/0x450
[  193.710774]  ? vfs_write+0x393/0x540
[  193.714470]  ? fput+0x2b/0x190
[  193.717645]  ksys_ioctl+0x9b/0xc0
[  193.721079]  __x64_sys_ioctl+0x6f/0xb0
[  193.724951]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  193.729523]  do_syscall_64+0xf9/0x620
[  193.733317]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  193.738495] RIP: 0033:0x4665f9
[  193.741668] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  193.760548] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  193.768234] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  193.775542] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  193.782803] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  193.790053] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  193.797304] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
13:21:15 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1276)

13:21:15 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x2, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:15 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:15 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127b)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:15 executing program 4 (fault-call:7 fault-nth:19):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  193.813802] block nbd4: shutting down sockets
[  193.819118] block nbd1: Device being setup by another task
[  193.835137] block nbd1: shutting down sockets
[  193.921476] block nbd2: shutting down sockets
[  193.926201] block nbd5: shutting down sockets
[  193.952111] FAULT_INJECTION: forcing a failure.
[  193.952111] name failslab, interval 1, probability 0, space 0, times 0
[  193.964535] CPU: 0 PID: 12695 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  193.972428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  193.973859] block nbd2: shutting down sockets
[  193.981776] Call Trace:
[  193.981800]  dump_stack+0x1fc/0x2ef
[  193.981818]  should_fail.cold+0xa/0xf
[  193.981836]  ? setup_fault_attr+0x200/0x200
[  193.981854]  ? lock_acquire+0x170/0x3c0
[  194.004579]  __should_failslab+0x115/0x180
[  194.008824]  should_failslab+0x5/0x10
[  194.012629]  kmem_cache_alloc+0x277/0x370
[  194.016787]  __d_alloc+0x2b/0xa10
13:21:15 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127e)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  194.020251]  d_alloc+0x4a/0x230
[  194.023543]  d_alloc_parallel+0xeb/0x19e0
[  194.027709]  ? mark_held_locks+0xf0/0xf0
[  194.031778]  ? __d_lookup_rcu+0x6b0/0x6b0
[  194.035933]  ? __lock_acquire+0x6de/0x3ff0
[  194.040181]  ? mark_held_locks+0xf0/0xf0
[  194.044250]  ? __lockdep_init_map+0x100/0x5a0
[  194.048740]  ? __lockdep_init_map+0x100/0x5a0
[  194.053225]  __lookup_slow+0x18d/0x4a0
[  194.057098]  ? check_preemption_disabled+0x41/0x280
[  194.062097]  ? follow_dotdot_rcu+0x1040/0x1040
[  194.066666]  ? __d_lookup+0x411/0x710
[  194.070452]  ? d_lookup+0x18e/0x250
[  194.074067]  lookup_one_len+0x163/0x190
[  194.078022]  ? try_lookup_one_len+0x180/0x180
[  194.082505]  start_creating+0xc9/0x220
[  194.086379]  __debugfs_create_file+0x5e/0x480
[  194.090862]  nbd_start_device+0x50d/0xd60
[  194.094996]  ? security_capable+0x8f/0xc0
[  194.099130]  nbd_ioctl+0x62c/0xbe0
[  194.102654]  ? _copy_from_user+0xd2/0x130
[  194.106783]  ? nbd_disconnect_and_put+0x190/0x190
[  194.111613]  ? __lock_acquire+0x6de/0x3ff0
[  194.115829]  ? nbd_disconnect_and_put+0x190/0x190
[  194.120664]  blkdev_ioctl+0x5cb/0x1a80
[  194.124546]  ? blkpg_ioctl+0x9d0/0x9d0
[  194.128417]  ? get_pid_task+0xf4/0x190
[  194.132287]  ? mark_held_locks+0xf0/0xf0
[  194.136328]  ? proc_fail_nth_write+0x95/0x1d0
[  194.140802]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  194.145718]  block_ioctl+0xe9/0x130
[  194.149338]  ? blkdev_fallocate+0x3f0/0x3f0
[  194.153655]  do_vfs_ioctl+0xcdb/0x12e0
[  194.157534]  ? lock_downgrade+0x720/0x720
[  194.161665]  ? check_preemption_disabled+0x41/0x280
[  194.166665]  ? ioctl_preallocate+0x200/0x200
[  194.171057]  ? __fget+0x356/0x510
[  194.174506]  ? do_dup2+0x450/0x450
[  194.178029]  ? vfs_write+0x393/0x540
[  194.181725]  ? fput+0x2b/0x190
[  194.184904]  ksys_ioctl+0x9b/0xc0
[  194.188338]  __x64_sys_ioctl+0x6f/0xb0
[  194.192206]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  194.196811]  do_syscall_64+0xf9/0x620
[  194.200594]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  194.205766] RIP: 0033:0x4665f9
[  194.208938] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  194.227818] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  194.235514] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  194.242772] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  194.248103] block nbd0: Receive control failed (result -32)
[  194.250023] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  194.250031] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
13:21:15 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5411, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  194.250039] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  194.280236] block nbd5: shutting down sockets
[  194.308813] block nbd2: shutting down sockets
[  194.329152] block nbd0: Device being setup by another task
[  194.350305] block nbd2: shutting down sockets
[  194.360127] block nbd0: shutting down sockets
13:21:15 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1264)

13:21:15 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127c)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:15 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x541b, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  194.391725] block nbd4: shutting down sockets
13:21:15 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127f)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:15 executing program 4 (fault-call:7 fault-nth:20):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  194.518943] block nbd2: shutting down sockets
[  194.519645] block nbd5: shutting down sockets
[  194.563260] FAULT_INJECTION: forcing a failure.
[  194.563260] name failslab, interval 1, probability 0, space 0, times 0
[  194.574891] CPU: 0 PID: 12738 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  194.578979] block nbd2: shutting down sockets
[  194.582775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  194.582781] Call Trace:
[  194.582803]  dump_stack+0x1fc/0x2ef
[  194.582824]  should_fail.cold+0xa/0xf
[  194.606635]  ? setup_fault_attr+0x200/0x200
[  194.610968]  ? lock_acquire+0x170/0x3c0
[  194.614967]  __should_failslab+0x115/0x180
[  194.619209]  should_failslab+0x5/0x10
[  194.623019]  kmem_cache_alloc+0x277/0x370
[  194.627180]  alloc_inode+0xab/0x180
[  194.630841]  new_inode+0x1d/0xf0
[  194.634207]  debugfs_get_inode+0x1a/0x130
[  194.638366]  __debugfs_create_file+0xb2/0x480
[  194.642868]  nbd_start_device+0x50d/0xd60
[  194.647073]  ? security_capable+0x8f/0xc0
[  194.651226]  nbd_ioctl+0x62c/0xbe0
[  194.654762]  ? _copy_from_user+0xd2/0x130
[  194.658898]  ? nbd_disconnect_and_put+0x190/0x190
[  194.663729]  ? __lock_acquire+0x6de/0x3ff0
[  194.667952]  ? nbd_disconnect_and_put+0x190/0x190
[  194.672790]  blkdev_ioctl+0x5cb/0x1a80
[  194.676672]  ? blkpg_ioctl+0x9d0/0x9d0
[  194.680549]  ? get_pid_task+0xf4/0x190
[  194.684420]  ? mark_held_locks+0xf0/0xf0
[  194.688466]  ? proc_fail_nth_write+0x95/0x1d0
[  194.692948]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  194.697867]  block_ioctl+0xe9/0x130
[  194.701492]  ? blkdev_fallocate+0x3f0/0x3f0
[  194.705805]  do_vfs_ioctl+0xcdb/0x12e0
[  194.709714]  ? lock_downgrade+0x720/0x720
[  194.713847]  ? check_preemption_disabled+0x41/0x280
[  194.718856]  ? ioctl_preallocate+0x200/0x200
[  194.722403] block nbd1: Receive control failed (result -32)
[  194.723267]  ? __fget+0x356/0x510
[  194.723286]  ? do_dup2+0x450/0x450
[  194.723299]  ? vfs_write+0x393/0x540
[  194.723316]  ? fput+0x2b/0x190
[  194.730610] block nbd1: shutting down sockets
[  194.732455]  ksys_ioctl+0x9b/0xc0
[  194.732472]  __x64_sys_ioctl+0x6f/0xb0
[  194.732491]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  194.759227]  do_syscall_64+0xf9/0x620
[  194.763064]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  194.768263] RIP: 0033:0x4665f9
[  194.771463] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  194.790362] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  194.798067] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  194.805319] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  194.812581] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  194.819843] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  194.827104] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  194.845654] block nbd5: shutting down sockets
[  194.853530] block nbd4: shutting down sockets
13:21:16 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1277)

13:21:16 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5421, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:16 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5421)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:16 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:16 executing program 4 (fault-call:7 fault-nth:21):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:16 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5450, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  194.979466] block nbd5: shutting down sockets
[  194.992587] block nbd2: shutting down sockets
[  195.033438] FAULT_INJECTION: forcing a failure.
[  195.033438] name failslab, interval 1, probability 0, space 0, times 0
[  195.048932] block nbd2: shutting down sockets
[  195.062523] CPU: 1 PID: 12768 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  195.070427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  195.079780] Call Trace:
[  195.082365]  dump_stack+0x1fc/0x2ef
[  195.085981]  should_fail.cold+0xa/0xf
[  195.089764]  ? setup_fault_attr+0x200/0x200
[  195.094070]  ? lock_acquire+0x170/0x3c0
[  195.098027]  __should_failslab+0x115/0x180
[  195.102243]  should_failslab+0x5/0x10
[  195.106025]  kmem_cache_alloc_trace+0x284/0x380
[  195.110803]  nbd_start_device+0x59b/0xd60
[  195.114965]  nbd_ioctl+0x62c/0xbe0
[  195.118495]  ? _copy_from_user+0xd2/0x130
[  195.122631]  ? nbd_disconnect_and_put+0x190/0x190
[  195.127467]  ? __lock_acquire+0x6de/0x3ff0
[  195.131687]  ? nbd_disconnect_and_put+0x190/0x190
[  195.136514]  blkdev_ioctl+0x5cb/0x1a80
[  195.140384]  ? blkpg_ioctl+0x9d0/0x9d0
[  195.144262]  ? get_pid_task+0xf4/0x190
[  195.148133]  ? mark_held_locks+0xf0/0xf0
[  195.152179]  ? proc_fail_nth_write+0x95/0x1d0
[  195.156656]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  195.161572]  block_ioctl+0xe9/0x130
[  195.165178]  ? blkdev_fallocate+0x3f0/0x3f0
[  195.169480]  do_vfs_ioctl+0xcdb/0x12e0
[  195.173364]  ? lock_downgrade+0x720/0x720
[  195.177498]  ? check_preemption_disabled+0x41/0x280
[  195.182494]  ? ioctl_preallocate+0x200/0x200
[  195.186887]  ? __fget+0x356/0x510
[  195.190321]  ? do_dup2+0x450/0x450
[  195.193842]  ? vfs_write+0x393/0x540
[  195.197535]  ? fput+0x2b/0x190
[  195.200713]  ksys_ioctl+0x9b/0xc0
[  195.204147]  __x64_sys_ioctl+0x6f/0xb0
[  195.208013]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  195.212577]  do_syscall_64+0xf9/0x620
[  195.216380]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  195.221549] RIP: 0033:0x4665f9
[  195.224720] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  195.243605] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  195.251293] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  195.258545] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  195.265795] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  195.273046] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
13:21:16 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5450)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  195.280296] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  195.306505] block nbd4: shutting down sockets
[  195.308935] block nbd5: shutting down sockets
[  195.311209] block nbd0: Receive control failed (result -32)
[  195.321569] block nbd0: shutting down sockets
[  195.359586] block nbd0: Could not allocate knbd recv work queue.
[  195.365794] block nbd0: shutting down sockets
13:21:16 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1265)

13:21:16 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5451, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:16 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127e)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:16 executing program 4 (fault-call:7 fault-nth:22):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  195.408974] ieee802154 phy0 wpan0: encryption failed: -22
[  195.414613] ieee802154 phy1 wpan1: encryption failed: -22
[  195.429188] block nbd2: shutting down sockets
13:21:16 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5451)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  195.518983] block nbd5: shutting down sockets
[  195.550945] FAULT_INJECTION: forcing a failure.
[  195.550945] name failslab, interval 1, probability 0, space 0, times 0
[  195.563977] CPU: 1 PID: 12812 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  195.571875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  195.581240] Call Trace:
[  195.583837]  dump_stack+0x1fc/0x2ef
[  195.587483]  should_fail.cold+0xa/0xf
[  195.591316]  ? setup_fault_attr+0x200/0x200
[  195.595651]  ? lock_acquire+0x170/0x3c0
[  195.599625]  __should_failslab+0x115/0x180
[  195.603855]  should_failslab+0x5/0x10
[  195.607651]  kmem_cache_alloc_trace+0x284/0x380
[  195.612313]  ? queue_work_on+0x11a/0x1f0
[  195.616358]  nbd_start_device+0x59b/0xd60
[  195.620507]  nbd_ioctl+0x62c/0xbe0
[  195.624042]  ? _copy_from_user+0xd2/0x130
[  195.628173]  ? nbd_disconnect_and_put+0x190/0x190
[  195.633004]  ? __lock_acquire+0x6de/0x3ff0
[  195.637222]  ? nbd_disconnect_and_put+0x190/0x190
[  195.642061]  blkdev_ioctl+0x5cb/0x1a80
[  195.645942]  ? blkpg_ioctl+0x9d0/0x9d0
[  195.649821]  ? get_pid_task+0xf4/0x190
[  195.653704]  ? mark_held_locks+0xf0/0xf0
[  195.657753]  ? proc_fail_nth_write+0x95/0x1d0
[  195.662247]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  195.667173]  block_ioctl+0xe9/0x130
[  195.670782]  ? blkdev_fallocate+0x3f0/0x3f0
[  195.675086]  do_vfs_ioctl+0xcdb/0x12e0
[  195.678968]  ? lock_downgrade+0x720/0x720
[  195.683122]  ? check_preemption_disabled+0x41/0x280
[  195.688129]  ? ioctl_preallocate+0x200/0x200
[  195.692518]  ? __fget+0x356/0x510
[  195.695951]  ? do_dup2+0x450/0x450
[  195.699481]  ? vfs_write+0x393/0x540
[  195.703195]  ? fput+0x2b/0x190
[  195.706384]  ksys_ioctl+0x9b/0xc0
[  195.709820]  __x64_sys_ioctl+0x6f/0xb0
[  195.713689]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  195.718267]  do_syscall_64+0xf9/0x620
[  195.722073]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  195.727351] RIP: 0033:0x4665f9
[  195.730523] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  195.749411] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  195.757104] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  195.764367] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  195.771667] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  195.778933] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  195.784778] block nbd1: Receive control failed (result -32)
[  195.786230] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  195.799591] block nbd4: shutting down sockets
[  195.802681] block nbd2: shutting down sockets
[  195.809315] block nbd5: shutting down sockets
[  195.828827] block nbd1: Device being setup by another task
[  195.837931] block nbd1: shutting down sockets
[  195.854540] block nbd2: shutting down sockets
13:21:17 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1278)

13:21:17 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5452, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:17 executing program 4 (fault-call:7 fault-nth:23):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:17 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x127f)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:17 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5452)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  195.994312] block nbd5: shutting down sockets
[  196.004352] FAULT_INJECTION: forcing a failure.
[  196.004352] name failslab, interval 1, probability 0, space 0, times 0
[  196.016166] block nbd2: shutting down sockets
[  196.026495] CPU: 0 PID: 12842 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  196.034394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
13:21:17 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5460)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  196.043746] Call Trace:
[  196.046343]  dump_stack+0x1fc/0x2ef
[  196.049982]  should_fail.cold+0xa/0xf
[  196.053794]  ? setup_fault_attr+0x200/0x200
[  196.058128]  ? lock_acquire+0x170/0x3c0
[  196.062125]  ? dev_uevent_filter+0xd0/0xd0
[  196.066359]  __should_failslab+0x115/0x180
[  196.070600]  should_failslab+0x5/0x10
[  196.074405]  kmem_cache_alloc_trace+0x284/0x380
[  196.079082]  ? dev_uevent_filter+0xd0/0xd0
[  196.083321]  kobject_uevent_env+0x236/0x1480
[  196.087743]  ? nbd_size_update+0x28a/0x660
[  196.092032]  ? queue_work_on+0x11a/0x1f0
[  196.096083]  nbd_start_device+0x811/0xd60
[  196.100236]  nbd_ioctl+0x62c/0xbe0
[  196.103771]  ? _copy_from_user+0xd2/0x130
[  196.107941]  ? nbd_disconnect_and_put+0x190/0x190
[  196.112779]  ? __lock_acquire+0x6de/0x3ff0
[  196.117001]  ? nbd_disconnect_and_put+0x190/0x190
[  196.121824]  blkdev_ioctl+0x5cb/0x1a80
[  196.125699]  ? blkpg_ioctl+0x9d0/0x9d0
[  196.129570]  ? get_pid_task+0xf4/0x190
[  196.133437]  ? mark_held_locks+0xf0/0xf0
[  196.137491]  ? proc_fail_nth_write+0x95/0x1d0
[  196.141970]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  196.146905]  block_ioctl+0xe9/0x130
[  196.150522]  ? blkdev_fallocate+0x3f0/0x3f0
[  196.154827]  do_vfs_ioctl+0xcdb/0x12e0
[  196.158701]  ? lock_downgrade+0x720/0x720
[  196.162834]  ? check_preemption_disabled+0x41/0x280
[  196.167831]  ? ioctl_preallocate+0x200/0x200
[  196.172222]  ? __fget+0x356/0x510
[  196.175671]  ? do_dup2+0x450/0x450
[  196.179201]  ? vfs_write+0x393/0x540
[  196.182896]  ? fput+0x2b/0x190
[  196.186072]  ksys_ioctl+0x9b/0xc0
[  196.189510]  __x64_sys_ioctl+0x6f/0xb0
[  196.193391]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  196.197961]  do_syscall_64+0xf9/0x620
[  196.201745]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  196.206914] RIP: 0033:0x4665f9
[  196.210087] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  196.228968] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  196.236656] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
13:21:17 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x5460, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  196.243906] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  196.251162] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  196.258418] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  196.265706] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  196.289002] block nbd0: Receive control failed (result -32)
[  196.294969] block nbd4: shutting down sockets
[  196.299875] block nbd0: shutting down sockets
[  196.329653] block nbd2: shutting down sockets
[  196.334397] block nbd5: shutting down sockets
13:21:17 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1267)

13:21:17 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5421)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:17 executing program 4 (fault-call:7 fault-nth:24):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:17 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8901, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  196.404544] block nbd2: shutting down sockets
13:21:17 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab00)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  196.490204] block nbd5: shutting down sockets
[  196.501010] block nbd2: shutting down sockets
[  196.509516] block nbd5: shutting down sockets
[  196.533402] FAULT_INJECTION: forcing a failure.
[  196.533402] name failslab, interval 1, probability 0, space 0, times 0
[  196.564405] CPU: 0 PID: 12881 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  196.572325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  196.581682] Call Trace:
[  196.584287]  dump_stack+0x1fc/0x2ef
[  196.587932]  should_fail.cold+0xa/0xf
[  196.591748]  ? setup_fault_attr+0x200/0x200
[  196.596075]  ? lock_acquire+0x170/0x3c0
[  196.600063]  __should_failslab+0x115/0x180
[  196.604307]  should_failslab+0x5/0x10
[  196.608103]  __kmalloc+0x2ab/0x3c0
[  196.611628]  ? kobject_get_path+0xbf/0x240
[  196.615850]  kobject_get_path+0xbf/0x240
[  196.619903]  kobject_uevent_env+0x25c/0x1480
[  196.624297]  ? nbd_size_update+0x28a/0x660
[  196.628520]  ? queue_work_on+0x11a/0x1f0
[  196.632568]  nbd_start_device+0x811/0xd60
[  196.636709]  nbd_ioctl+0x62c/0xbe0
[  196.640258]  ? _copy_from_user+0xd2/0x130
[  196.644448]  ? nbd_disconnect_and_put+0x190/0x190
[  196.649279]  ? __lock_acquire+0x6de/0x3ff0
[  196.653510]  ? nbd_disconnect_and_put+0x190/0x190
[  196.658344]  blkdev_ioctl+0x5cb/0x1a80
[  196.662213]  ? blkpg_ioctl+0x9d0/0x9d0
[  196.666083]  ? get_pid_task+0xf4/0x190
[  196.669956]  ? mark_held_locks+0xf0/0xf0
[  196.674018]  ? proc_fail_nth_write+0x95/0x1d0
[  196.678496]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  196.683420]  block_ioctl+0xe9/0x130
[  196.687040]  ? blkdev_fallocate+0x3f0/0x3f0
[  196.691352]  do_vfs_ioctl+0xcdb/0x12e0
[  196.695224]  ? lock_downgrade+0x720/0x720
[  196.699355]  ? check_preemption_disabled+0x41/0x280
[  196.704353]  ? ioctl_preallocate+0x200/0x200
[  196.708872]  ? __fget+0x356/0x510
[  196.712320]  ? do_dup2+0x450/0x450
[  196.715856]  ? vfs_write+0x393/0x540
[  196.719565]  ? fput+0x2b/0x190
[  196.722744]  ksys_ioctl+0x9b/0xc0
[  196.726184]  __x64_sys_ioctl+0x6f/0xb0
[  196.730055]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  196.734628]  do_syscall_64+0xf9/0x620
[  196.738425]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  196.743603] RIP: 0033:0x4665f9
[  196.746785] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  196.765685] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  196.773397] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  196.780656] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  196.787904] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  196.795154] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  196.802402] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  196.819789] block nbd1: Receive control failed (result -32)
13:21:18 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1279)

13:21:18 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8902, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:18 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5450)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:18 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab01)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:18 executing program 4 (fault-call:7 fault-nth:25):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  196.837132] block nbd4: shutting down sockets
[  196.841989] block nbd1: Device being setup by another task
[  196.848574] block nbd1: shutting down sockets
13:21:18 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8903, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  196.959100] block nbd5: shutting down sockets
[  196.989411] block nbd2: shutting down sockets
[  196.999594] block nbd5: shutting down sockets
[  197.004719] FAULT_INJECTION: forcing a failure.
[  197.004719] name failslab, interval 1, probability 0, space 0, times 0
13:21:18 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8904, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  197.042171] CPU: 0 PID: 12909 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  197.050078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  197.059436] Call Trace:
[  197.062032]  dump_stack+0x1fc/0x2ef
[  197.065669]  should_fail.cold+0xa/0xf
[  197.069483]  ? setup_fault_attr+0x200/0x200
[  197.073813]  ? lock_acquire+0x170/0x3c0
[  197.077802]  __should_failslab+0x115/0x180
[  197.082046]  should_failslab+0x5/0x10
[  197.085854]  kmem_cache_alloc_node+0x245/0x3b0
[  197.090443]  __alloc_skb+0x71/0x560
[  197.094073]  alloc_uevent_skb+0x7b/0x210
[  197.098132]  kobject_uevent_env+0xa90/0x1480
[  197.102551]  ? nbd_size_update+0x28a/0x660
[  197.106768]  ? queue_work_on+0x11a/0x1f0
[  197.110837]  nbd_start_device+0x811/0xd60
[  197.114978]  nbd_ioctl+0x62c/0xbe0
[  197.118500]  ? _copy_from_user+0xd2/0x130
[  197.122715]  ? nbd_disconnect_and_put+0x190/0x190
[  197.127545]  ? __lock_acquire+0x6de/0x3ff0
[  197.131761]  ? nbd_disconnect_and_put+0x190/0x190
[  197.136591]  blkdev_ioctl+0x5cb/0x1a80
[  197.140462]  ? blkpg_ioctl+0x9d0/0x9d0
[  197.144332]  ? get_pid_task+0xf4/0x190
[  197.148202]  ? mark_held_locks+0xf0/0xf0
[  197.152241]  ? proc_fail_nth_write+0x95/0x1d0
[  197.156720]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  197.161632]  block_ioctl+0xe9/0x130
[  197.165241]  ? blkdev_fallocate+0x3f0/0x3f0
[  197.169545]  do_vfs_ioctl+0xcdb/0x12e0
[  197.173411]  ? lock_downgrade+0x720/0x720
[  197.177579]  ? check_preemption_disabled+0x41/0x280
[  197.182578]  ? ioctl_preallocate+0x200/0x200
[  197.186970]  ? __fget+0x356/0x510
[  197.190415]  ? do_dup2+0x450/0x450
[  197.193944]  ? vfs_write+0x393/0x540
[  197.197637]  ? fput+0x2b/0x190
[  197.200812]  ksys_ioctl+0x9b/0xc0
[  197.204247]  __x64_sys_ioctl+0x6f/0xb0
[  197.208120]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  197.212683]  do_syscall_64+0xf9/0x620
[  197.216507]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  197.221681] RIP: 0033:0x4665f9
[  197.224854] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  197.243740] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  197.251436] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  197.258685] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  197.265932] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  197.273178] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  197.280427] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  197.292211] block nbd4: shutting down sockets
[  197.302926] block nbd0: Receive control failed (result -32)
[  197.319710] block nbd2: shutting down sockets
13:21:18 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5451)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:18 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8906, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:18 executing program 4 (fault-call:7 fault-nth:26):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:18 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1268)

13:21:18 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab02)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  197.354830] block nbd0: Device being setup by another task
[  197.361152] block nbd0: shutting down sockets
[  197.459281] block nbd5: shutting down sockets
[  197.479012] block nbd2: shutting down sockets
[  197.505598] block nbd5: shutting down sockets
[  197.513383] FAULT_INJECTION: forcing a failure.
[  197.513383] name failslab, interval 1, probability 0, space 0, times 0
[  197.526579] CPU: 1 PID: 12949 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  197.534470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  197.543824] Call Trace:
[  197.546425]  dump_stack+0x1fc/0x2ef
[  197.550072]  should_fail.cold+0xa/0xf
[  197.553882]  ? setup_fault_attr+0x200/0x200
[  197.558210]  ? lock_acquire+0x170/0x3c0
[  197.562193]  __should_failslab+0x115/0x180
[  197.566436]  should_failslab+0x5/0x10
[  197.570241]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  197.575361]  __kmalloc_node_track_caller+0x38/0x70
[  197.580303]  __alloc_skb+0xae/0x560
[  197.583947]  alloc_uevent_skb+0x7b/0x210
[  197.588017]  kobject_uevent_env+0xa90/0x1480
[  197.592440]  ? nbd_size_update+0x28a/0x660
[  197.596673]  ? queue_work_on+0x11a/0x1f0
[  197.600722]  nbd_start_device+0x811/0xd60
[  197.604856]  nbd_ioctl+0x62c/0xbe0
[  197.608396]  ? _copy_from_user+0xd2/0x130
[  197.612551]  ? nbd_disconnect_and_put+0x190/0x190
[  197.617393]  ? __lock_acquire+0x6de/0x3ff0
[  197.621619]  ? nbd_disconnect_and_put+0x190/0x190
[  197.626448]  blkdev_ioctl+0x5cb/0x1a80
[  197.630336]  ? blkpg_ioctl+0x9d0/0x9d0
[  197.634217]  ? get_pid_task+0xf4/0x190
[  197.638094]  ? mark_held_locks+0xf0/0xf0
[  197.642143]  ? proc_fail_nth_write+0x95/0x1d0
[  197.646628]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  197.651568]  block_ioctl+0xe9/0x130
[  197.655187]  ? blkdev_fallocate+0x3f0/0x3f0
[  197.659490]  do_vfs_ioctl+0xcdb/0x12e0
[  197.663362]  ? lock_downgrade+0x720/0x720
[  197.667492]  ? check_preemption_disabled+0x41/0x280
[  197.672505]  ? ioctl_preallocate+0x200/0x200
[  197.676908]  ? __fget+0x356/0x510
[  197.680345]  ? do_dup2+0x450/0x450
[  197.683865]  ? vfs_write+0x393/0x540
[  197.687580]  ? fput+0x2b/0x190
[  197.690788]  ksys_ioctl+0x9b/0xc0
[  197.694233]  __x64_sys_ioctl+0x6f/0xb0
[  197.698106]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  197.702680]  do_syscall_64+0xf9/0x620
[  197.706476]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  197.711659] RIP: 0033:0x4665f9
[  197.714855] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  197.733757] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  197.741505] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  197.748771] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  197.756034] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  197.763289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  197.770551] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  197.774131] block nbd1: Receive control failed (result -32)
[  197.784232] block nbd1: shutting down sockets
[  197.789041] block nbd2: shutting down sockets
[  197.806006] block nbd4: shutting down sockets
13:21:19 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127a)

13:21:19 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5452)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:19 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8907, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:19 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab04)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:19 executing program 4 (fault-call:7 fault-nth:27):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  197.854645] block nbd1: Could not allocate knbd recv work queue.
[  197.863475] block nbd1: shutting down sockets
13:21:19 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x890b, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  197.950939] block nbd2: shutting down sockets
[  197.955590] block nbd5: shutting down sockets
13:21:19 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab05)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  197.994251] block nbd2: shutting down sockets
[  197.999263] block nbd5: shutting down sockets
[  198.065957] FAULT_INJECTION: forcing a failure.
[  198.065957] name failslab, interval 1, probability 0, space 0, times 0
[  198.095044] CPU: 1 PID: 12985 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  198.102999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  198.112357] Call Trace:
13:21:19 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x890c, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:19 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x5460)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  198.114956]  dump_stack+0x1fc/0x2ef
[  198.118596]  should_fail.cold+0xa/0xf
[  198.122411]  ? setup_fault_attr+0x200/0x200
[  198.126738]  ? lock_acquire+0x170/0x3c0
[  198.130728]  __should_failslab+0x115/0x180
[  198.134987]  should_failslab+0x5/0x10
[  198.139235]  kmem_cache_alloc_node_trace+0x244/0x3b0
[  198.144347]  __kmalloc_node_track_caller+0x38/0x70
[  198.149287]  __alloc_skb+0xae/0x560
[  198.152927]  alloc_uevent_skb+0x7b/0x210
[  198.157002]  kobject_uevent_env+0xa90/0x1480
[  198.161426]  ? nbd_size_update+0x28a/0x660
13:21:19 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8910, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  198.165666]  ? queue_work_on+0x11a/0x1f0
[  198.169737]  nbd_start_device+0x811/0xd60
[  198.173900]  nbd_ioctl+0x62c/0xbe0
[  198.177453]  ? _copy_from_user+0xd2/0x130
[  198.181613]  ? nbd_disconnect_and_put+0x190/0x190
[  198.186471]  ? __lock_acquire+0x6de/0x3ff0
[  198.190717]  ? nbd_disconnect_and_put+0x190/0x190
[  198.195580]  blkdev_ioctl+0x5cb/0x1a80
[  198.199471]  ? blkpg_ioctl+0x9d0/0x9d0
[  198.203360]  ? get_pid_task+0xf4/0x190
[  198.207251]  ? mark_held_locks+0xf0/0xf0
[  198.211314]  ? proc_fail_nth_write+0x95/0x1d0
[  198.215818]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  198.220765]  block_ioctl+0xe9/0x130
[  198.224401]  ? blkdev_fallocate+0x3f0/0x3f0
[  198.228731]  do_vfs_ioctl+0xcdb/0x12e0
[  198.232625]  ? lock_downgrade+0x720/0x720
[  198.236780]  ? check_preemption_disabled+0x41/0x280
[  198.241806]  ? ioctl_preallocate+0x200/0x200
[  198.246215]  ? __fget+0x356/0x510
[  198.249665]  ? do_dup2+0x450/0x450
[  198.253201]  ? vfs_write+0x393/0x540
[  198.256897]  ? fput+0x2b/0x190
[  198.260077]  ksys_ioctl+0x9b/0xc0
[  198.263514]  __x64_sys_ioctl+0x6f/0xb0
[  198.267384]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  198.271952]  do_syscall_64+0xf9/0x620
[  198.272344] block nbd0: Receive control failed (result -32)
[  198.275750]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  198.286639] RIP: 0033:0x4665f9
[  198.289827] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  198.308733] RSP: 002b:00007f9133608188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  198.316438] RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9
[  198.323700] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  198.330962] RBP: 00007f91336081d0 R08: 0000000000000000 R09: 0000000000000000
[  198.338216] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  198.345486] R13: 00007fff5e2bd6bf R14: 00007f9133608300 R15: 0000000000022000
[  198.358836] block nbd4: shutting down sockets
[  198.363530] block nbd2: shutting down sockets
[  198.370930] block nbd0: Device being setup by another task
[  198.376833] block nbd5: shutting down sockets
[  198.386005] block nbd0: shutting down sockets
13:21:19 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1269)

13:21:19 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8911, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  198.419326] block nbd2: shutting down sockets
[  198.423968] block nbd5: shutting down sockets
13:21:20 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab06)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:20 executing program 4 (fault-call:7 fault-nth:28):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:20 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab00)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:20 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127b)

13:21:20 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8912, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  198.774404] block nbd1: Receive control failed (result -32)
[  198.798687] block nbd1: Device being setup by another task
[  198.804779] block nbd1: shutting down sockets
13:21:20 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8913, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  198.899256] block nbd5: shutting down sockets
[  198.912801] block nbd2: shutting down sockets
13:21:20 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab01)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  198.981196] FAULT_INJECTION: forcing a failure.
[  198.981196] name failslab, interval 1, probability 0, space 0, times 0
[  198.989719] block nbd2: shutting down sockets
[  198.995925] CPU: 0 PID: 13063 Comm: syz-executor.4 Not tainted 4.19.206-syzkaller #0
[  199.004868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  199.014223] Call Trace:
[  199.016820]  dump_stack+0x1fc/0x2ef
[  199.020469]  should_fail.cold+0xa/0xf
[  199.024275]  ? setup_fault_attr+0x200/0x200
[  199.028601]  ? lock_acquire+0x170/0x3c0
[  199.032578]  __should_failslab+0x115/0x180
[  199.036809]  should_failslab+0x5/0x10
[  199.040609]  kmem_cache_alloc+0x277/0x370
[  199.044754]  skb_clone+0x151/0x3d0
[  199.048282]  netlink_broadcast_filtered+0x8e5/0xbc0
[  199.053301]  netlink_broadcast+0x35/0x40
[  199.057357]  kobject_uevent_env+0xa56/0x1480
[  199.061754]  ? nbd_size_update+0x28a/0x660
[  199.065970]  ? queue_work_on+0x11a/0x1f0
[  199.070029]  nbd_start_device+0x811/0xd60
[  199.074169]  nbd_ioctl+0x62c/0xbe0
[  199.077705]  ? _copy_from_user+0xd2/0x130
[  199.081849]  ? nbd_disconnect_and_put+0x190/0x190
[  199.086677]  ? __lock_acquire+0x6de/0x3ff0
[  199.090906]  ? nbd_disconnect_and_put+0x190/0x190
[  199.095744]  blkdev_ioctl+0x5cb/0x1a80
[  199.099615]  ? blkpg_ioctl+0x9d0/0x9d0
[  199.103488]  ? get_pid_task+0xf4/0x190
[  199.107360]  ? mark_held_locks+0xf0/0xf0
[  199.111408]  ? proc_fail_nth_write+0x95/0x1d0
[  199.115887]  ? proc_tgid_io_accounting+0x7f0/0x7f0
[  199.120815]  block_ioctl+0xe9/0x130
[  199.124426]  ? blkdev_fallocate+0x3f0/0x3f0
[  199.128743]  do_vfs_ioctl+0xcdb/0x12e0
[  199.132620]  ? lock_downgrade+0x720/0x720
[  199.136750]  ? check_preemption_disabled+0x41/0x280
[  199.141762]  ? ioctl_preallocate+0x200/0x200
[  199.146171]  ? __fget+0x356/0x510
[  199.149609]  ? do_dup2+0x450/0x450
[  199.153139]  ? vfs_write+0x393/0x540
[  199.156846]  ? fput+0x2b/0x190
[  199.160025]  ksys_ioctl+0x9b/0xc0
[  199.163463]  __x64_sys_ioctl+0x6f/0xb0
[  199.167344]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  199.171926]  do_syscall_64+0xf9/0x620
[  199.175723]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  199.180909] RIP: 0033:0x4665f9
[  199.184089] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[  199.202972] RSP: 002b:00007f91335e7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[  199.210671] RAX: ffffffffffffffda RBX: 000000000056c038 RCX: 00000000004665f9
[  199.217921] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
[  199.225178] RBP: 00007f91335e71d0 R08: 0000000000000000 R09: 0000000000000000
13:21:20 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8914, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:20 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab07)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  199.232427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
[  199.239692] R13: 00007fff5e2bd6bf R14: 00007f91335e7300 R15: 0000000000022000
[  199.279291] block nbd5: shutting down sockets
[  199.284457] block nbd4: shutting down sockets
[  199.296367] block nbd0: Receive control failed (result -32)
[  199.320179] block nbd2: shutting down sockets
[  199.324798] block nbd0: Device being setup by another task
[  199.329204] block nbd5: shutting down sockets
13:21:20 executing program 4 (fault-call:7 fault-nth:29):
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  199.385185] block nbd0: shutting down sockets
[  199.410588] block nbd2: shutting down sockets
13:21:20 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1274)

13:21:20 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab02)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:20 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab08)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:20 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  199.585978] block nbd4: shutting down sockets
[  199.599219] block nbd5: shutting down sockets
[  199.615999] block nbd2: NBD_DISCONNECT
[  199.629906] block nbd2: Disconnected due to user request.
13:21:21 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab04)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  199.664434] block nbd2: shutting down sockets
[  199.675102] block nbd5: shutting down sockets
[  199.688058] block nbd1: Receive control failed (result -32)
[  199.694234] block nbd1: shutting down sockets
13:21:21 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127c)

[  199.729647] block nbd1: Could not allocate knbd recv work queue.
[  199.736063] block nbd1: shutting down sockets
[  199.739505] block nbd2: NBD_DISCONNECT
[  199.744660] block nbd2: Disconnected due to user request.
[  199.750666] block nbd2: shutting down sockets
13:21:21 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab09)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:21 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x2)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  199.804441] block nbd4: shutting down sockets
[  199.808682] block nbd5: shutting down sockets
13:21:21 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab05)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  199.880150] block nbd5: shutting down sockets
[  199.899116] block nbd2: shutting down sockets
[  199.981406] block nbd4: shutting down sockets
[  200.008832] block nbd5: shutting down sockets
[  200.089333] block nbd2: shutting down sockets
[  200.094004] block nbd5: shutting down sockets
13:21:21 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8916, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:21 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab06)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:21 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab0a)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  200.137924] bridge0: port 1(bridge_slave_0) entered disabled state
[  200.158737] block nbd4: Device being setup by another task
[  200.164827] block nbd4: shutting down sockets
[  200.259083] block nbd2: shutting down sockets
[  200.299511] block nbd5: shutting down sockets
13:21:21 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1276)

13:21:21 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x301)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:21 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40049409)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:21 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8918, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:21 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab07)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  200.348878] block nbd5: shutting down sockets
[  200.366392] block nbd0: Receive control failed (result -32)
[  200.375279] block nbd0: shutting down sockets
[  200.469412] block nbd5: shutting down sockets
[  200.474203] block nbd2: shutting down sockets
[  200.509150] block nbd4: shutting down sockets
[  200.520070] block nbd2: shutting down sockets
[  200.524808] block nbd5: shutting down sockets
[  200.608757] block nbd4: Device being setup by another task
[  200.614457] block nbd4: shutting down sockets
[  200.687892] block nbd1: Receive control failed (result -32)
13:21:22 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127d)

13:21:22 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x891d, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:22 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40081271)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:22 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab08)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:22 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x125d)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  200.728735] block nbd1: Device being setup by another task
[  200.734889] block nbd1: shutting down sockets
13:21:22 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x891e, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  200.808868] block nbd5: NBD_DISCONNECT
[  200.813380] block nbd5: Disconnected due to user request.
[  200.822190] block nbd5: shutting down sockets
13:21:22 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x891f, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  200.852847] block nbd2: shutting down sockets
[  200.869336] block nbd4: shutting down sockets
[  200.894812] block nbd5: NBD_DISCONNECT
[  200.899280] block nbd2: shutting down sockets
[  200.904339] block nbd5: Disconnected due to user request.
[  200.917774] block nbd5: shutting down sockets
[  200.929025] block nbd4: Device being setup by another task
[  200.947750] block nbd4: shutting down sockets
13:21:22 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1277)

13:21:22 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40101283)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:22 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab09)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:22 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x125e)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:22 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8920, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  201.272549] block nbd0: Receive control failed (result -32)
[  201.308665] block nbd0: Device being setup by another task
[  201.314665] block nbd0: shutting down sockets
[  201.413678] block nbd2: shutting down sockets
[  201.418374] block nbd5: shutting down sockets
[  201.439536] block nbd4: Device being setup by another task
[  201.454321] block nbd4: shutting down sockets
[  201.468886] block nbd2: shutting down sockets
[  201.538884] block nbd4: Device being setup by another task
[  201.544581] block nbd4: shutting down sockets
13:21:23 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127e)

13:21:23 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8921, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:23 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab0a)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:23 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070c9)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:23 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x125f)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  201.629141] block nbd1: Receive control failed (result -32)
[  201.636072] block nbd1: shutting down sockets
13:21:23 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8922, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:23 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070ca)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  201.708955] block nbd2: shutting down sockets
[  201.728805] block nbd5: shutting down sockets
[  201.739066] block nbd2: shutting down sockets
[  201.749127] block nbd4: shutting down sockets
[  201.779132] bridge_slave_0: mtu greater than device maximum
[  201.810351] bridge_slave_0: mtu greater than device maximum
[  201.838714] block nbd4: Device being setup by another task
[  201.844179] block nbd2: shutting down sockets
[  201.849136] block nbd4: shutting down sockets
[  201.899722] block nbd2: shutting down sockets
13:21:23 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1278)

13:21:23 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40049409)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:23 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8923, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:23 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1260)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:23 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070cd)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  202.220501] block nbd0: Receive control failed (result -32)
[  202.258689] block nbd0: Device being setup by another task
[  202.264851] block nbd0: shutting down sockets
[  202.330585] block nbd2: shutting down sockets
[  202.348948] block nbd5: shutting down sockets
[  202.361959] block nbd2: shutting down sockets
[  202.388959] block nbd5: shutting down sockets
[  202.393907] block nbd4: shutting down sockets
[  202.523511] block nbd1: Receive control failed (result -32)
[  202.529594] block nbd1: shutting down sockets
13:21:23 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127f)

13:21:23 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8924, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:23 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870c8)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:23 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1261)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:23 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40081271)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  202.570061] block nbd1: Receive control failed (result -32)
[  202.570463] block nbd1: shutting down sockets
13:21:24 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8927, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  202.673580] block nbd5: shutting down sockets
[  202.679852] block nbd2: shutting down sockets
[  202.700127] block nbd4: shutting down sockets
[  202.718930] block nbd2: shutting down sockets
13:21:24 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870cb)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  202.749066] block nbd5: shutting down sockets
[  202.798665] block nbd4: Device being setup by another task
[  202.804606] block nbd4: shutting down sockets
[  202.869480] block nbd2: shutting down sockets
[  202.889316] block nbd2: shutting down sockets
13:21:24 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x1279)

13:21:24 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x40101283)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:24 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8929, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:24 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1262)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:24 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870cc)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  203.144520] block nbd0: Receive control failed (result -32)
[  203.150633] block nbd0: shutting down sockets
[  203.179405] block nbd0: Could not allocate knbd recv work queue.
[  203.185692] block nbd0: shutting down sockets
[  203.269794] block nbd5: shutting down sockets
[  203.274419] block nbd2: shutting down sockets
[  203.309209] block nbd4: shutting down sockets
[  203.320966] block nbd5: shutting down sockets
[  203.368940] block nbd4: Device being setup by another task
[  203.374774] block nbd4: shutting down sockets
[  203.468067] block nbd1: Receive control failed (result -32)
[  203.474257] block nbd1: shutting down sockets
13:21:24 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x4020940d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:24 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8930, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:24 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070c9)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:24 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5421)

13:21:24 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1263)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  203.519381] block nbd1: Could not allocate knbd recv work queue.
[  203.525677] block nbd1: shutting down sockets
13:21:24 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8932, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  203.619222] block nbd5: shutting down sockets
[  203.623916] block nbd2: shutting down sockets
[  203.639214] block nbd4: shutting down sockets
13:21:25 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070ca)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  203.669548] block nbd2: shutting down sockets
[  203.719929] block nbd4: Device being setup by another task
[  203.732814] block nbd4: shutting down sockets
[  203.793119] block nbd5: shutting down sockets
[  203.838793] block nbd5: shutting down sockets
[  204.066421] block nbd0: Receive control failed (result -32)
13:21:25 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127a)

13:21:25 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:25 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x80081270)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:25 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1264)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:25 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401070cd)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  204.108586] block nbd0: Device being setup by another task
[  204.114781] block nbd0: shutting down sockets
13:21:25 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8936, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:25 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8937, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  204.209293] block nbd5: shutting down sockets
[  204.214372] block nbd2: shutting down sockets
[  204.248949] block nbd4: shutting down sockets
13:21:25 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x80081272)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  204.268743] block nbd2: shutting down sockets
[  204.268781] block nbd5: shutting down sockets
[  204.328652] block nbd4: Device being setup by another task
[  204.334484] block nbd4: shutting down sockets
[  204.429109] block nbd1: Receive control failed (result -32)
[  204.458821] block nbd1: Device being setup by another task
[  204.464829] block nbd2: shutting down sockets
13:21:25 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5450)

13:21:25 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870c8)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:25 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1265)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:25 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8940, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  204.479222] block nbd1: shutting down sockets
[  204.523230] block nbd2: shutting down sockets
[  204.587834] block nbd5: shutting down sockets
[  204.629609] block nbd5: shutting down sockets
[  204.668949] block nbd4: shutting down sockets
[  204.748549] block nbd4: Device being setup by another task
[  204.754298] block nbd4: shutting down sockets
13:21:26 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127b)

13:21:26 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0045878)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:26 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8941, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:26 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870cb)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:26 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1267)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  205.003049] block nbd0: Receive control failed (result -32)
[  205.009189] block nbd0: shutting down sockets
[  205.039349] block nbd0: Could not allocate knbd recv work queue.
[  205.045621] block nbd0: shutting down sockets
13:21:26 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8942, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:26 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8943, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  205.128980] block nbd5: shutting down sockets
[  205.144269] block nbd2: shutting down sockets
[  205.160656] block nbd4: shutting down sockets
13:21:26 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x401870cc)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  205.192165] block nbd2: shutting down sockets
[  205.229920] block nbd4: Device being setup by another task
[  205.235741] block nbd4: shutting down sockets
[  205.330684] block nbd5: shutting down sockets
[  205.359021] block nbd5: shutting down sockets
13:21:26 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5451)

13:21:26 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0045878)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:26 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1268)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:26 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8947, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  205.399928] block nbd1: Receive control failed (result -32)
[  205.438854] block nbd1: Device being setup by another task
[  205.444890] block nbd1: shutting down sockets
[  205.518955] block nbd2: shutting down sockets
[  205.558792] block nbd2: shutting down sockets
[  205.592736] block nbd4: shutting down sockets
[  205.668668] block nbd4: Device being setup by another task
[  205.674403] block nbd4: shutting down sockets
13:21:27 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127c)

13:21:27 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x4020940d)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:27 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8948, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:27 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0101282)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:27 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1269)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  205.932211] block nbd0: Receive control failed (result -32)
[  205.938266] block nbd0: shutting down sockets
13:21:27 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8949, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  206.018793] block nbd5: shutting down sockets
[  206.038892] block nbd2: shutting down sockets
13:21:27 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x80081270)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:27 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x894c, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  206.059643] block nbd5: shutting down sockets
[  206.064280] block nbd4: shutting down sockets
[  206.088834] block nbd2: shutting down sockets
[  206.152843] block nbd4: Device being setup by another task
[  206.160006] block nbd4: shutting down sockets
[  206.172388] block nbd5: shutting down sockets
[  206.218890] block nbd5: shutting down sockets
13:21:27 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5452)

13:21:27 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0189436)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:27 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8970, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:27 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1274)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  206.330062] block nbd1: Receive control failed (result -32)
[  206.368565] block nbd1: Device being setup by another task
[  206.374642] block nbd1: shutting down sockets
[  206.469151] block nbd2: shutting down sockets
[  206.509101] block nbd2: shutting down sockets
[  206.513787] block nbd4: shutting down sockets
[  206.598525] block nbd4: Device being setup by another task
[  206.604227] block nbd4: shutting down sockets
13:21:28 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127d)

13:21:28 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0x80081272)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:28 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8971, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:28 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc020660b)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:28 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1276)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  206.827368] block nbd0: Receive control failed (result -32)
[  206.848624] block nbd0: Device being setup by another task
[  206.854685] block nbd0: shutting down sockets
[  206.930888] block nbd2: shutting down sockets
13:21:28 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8980, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:28 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8981, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:28 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0481273)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  206.953764] block nbd5: shutting down sockets
[  206.969127] block nbd4: shutting down sockets
[  206.993698] block nbd2: shutting down sockets
[  207.058676] block nbd4: Device being setup by another task
[  207.065179] block nbd4: shutting down sockets
[  207.099014] block nbd2: shutting down sockets
[  207.250312] block nbd1: Receive control failed (result -32)
[  207.257104] block nbd1: shutting down sockets
13:21:28 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5460)

13:21:28 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0045878)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:28 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1277)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:28 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8982, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  207.299462] block nbd1: Receive control failed (result -32)
[  207.299659] block nbd1: shutting down sockets
[  207.380627] block nbd5: shutting down sockets
[  207.418824] block nbd5: shutting down sockets
[  207.439798] block nbd4: shutting down sockets
[  207.478803] block nbd4: Device being setup by another task
[  207.484572] block nbd4: shutting down sockets
13:21:29 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127e)

13:21:29 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x20280)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)
openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='cpuset.memory_pressure\x00', 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/drop_entry\x00', 0x2, 0x0)
write$cgroup_subtree(r3, &(0x7f0000000100)=ANY=[@ANYBLOB="2b696f20180b46a06f7279202b70696473202b70696473202d706964732006696f202b696f20"], 0x26)
ioctl$NBD_DO_IT(r2, 0xab03)

13:21:29 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8983, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:29 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0045878)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:29 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1278)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  207.718365] block nbd0: Receive control failed (result -32)
[  207.724651] block nbd0: shutting down sockets
13:21:29 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8990, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  207.828984] block nbd5: shutting down sockets
13:21:29 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0101282)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  207.885640] block nbd4: shutting down sockets
13:21:29 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8992, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  207.909925] block nbd2: shutting down sockets
[  207.950901] block nbd4: shutting down sockets
[  207.969037] block nbd2: shutting down sockets
[  207.973777] block nbd5: shutting down sockets
13:21:29 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab00)

13:21:29 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x1279)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:29 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)
r3 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
r4 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r4, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r4)
ioctl$NBD_SET_SOCK(r3, 0xab00, r4)

13:21:29 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8993, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  208.192925] block nbd1: Receive control failed (result -32)
[  208.228690] block nbd1: Device being setup by another task
[  208.234671] block nbd1: shutting down sockets
[  208.338784] block nbd4: shutting down sockets
[  208.372867] block nbd2: shutting down sockets
[  208.409277] block nbd2: shutting down sockets
[  208.620692] block nbd0: Receive control failed (result -32)
[  208.626736] block nbd0: shutting down sockets
13:21:30 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x127f)

13:21:30 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0189436)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:30 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8994, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:30 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127a)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:30 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  208.669120] block nbd0: Receive control failed (result -32)
[  208.672772] block nbd0: shutting down sockets
13:21:30 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x8995, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  208.800478] block nbd5: shutting down sockets
13:21:30 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x89a0, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  208.836227] block nbd4: shutting down sockets
[  208.840770] block nbd2: shutting down sockets
[  208.853910] block nbd5: shutting down sockets
13:21:30 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc020660b)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  208.907755] block nbd2: shutting down sockets
[  208.963230] block nbd4: Device being setup by another task
[  208.963511] block nbd5: shutting down sockets
[  208.969016] block nbd4: shutting down sockets
[  209.018925] block nbd5: shutting down sockets
[  209.107438] block nbd1: Receive control failed (result -32)
[  209.115015] block nbd1: shutting down sockets
13:21:30 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab01)

13:21:30 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_DO_IT(r0, 0xab03)
ioctl$FS_IOC_MEASURE_VERITY(r0, 0xc0046686, &(0x7f0000000180)={0x1, 0xa2, "34ddcc9dd612ea34da91d86901642a22a4d4c885a36cc9a59d2f3853591f909e2b06901f0c4eaefc7154bbd80248fddd310fef6e323904a2873fc36be6d1c46d72d88c3cd786db45ee6b8f9a90334b3fac8d8c553a43a553bb5cdfe137b616bd4348e791a25fd9e61474d5424918419236e3153cf9887bb687c050739a3023e3935373e44a0beed138053962fa9d1bd70ce069e7a0474ddfd6d54532a62c74499055"})
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000000)={<r1=>r0, 0x3, 0x72, 0x4})
ioctl$NBD_DISCONNECT(r1, 0xab08)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa0400)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:30 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x89a1, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:30 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127b)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  209.159548] block nbd1: Receive control failed (result -32)
[  209.166047] block nbd1: shutting down sockets
[  209.290257] block nbd2: shutting down sockets
[  209.301104] block nbd4: shutting down sockets
[  209.313566] block nbd2: shutting down sockets
[  209.378555] block nbd4: Device being setup by another task
[  209.385290] block nbd4: shutting down sockets
13:21:30 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5421)

13:21:30 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xc0481273)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:30 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x89a2, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:30 executing program 2:
r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x2)
ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r0, 0x400c6615, &(0x7f0000000340)={0x0, @aes128})
r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x3a1040)
ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x81)
r2 = socket(0x80000000000000a, 0x2, 0x0)
setsockopt$inet6_group_source_req(r2, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r2)
preadv(r2, &(0x7f0000000300)=[{&(0x7f00000000c0)=""/243, 0xf3}, {&(0x7f00000001c0)=""/220, 0xdc}, {&(0x7f00000002c0)=""/34, 0x22}], 0x3, 0x8, 0x1)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r3=>0xffffffffffffffff})
r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r4, 0xab00, r3)
ioctl$ION_IOC_HEAP_QUERY(0xffffffffffffffff, 0xc0184908, &(0x7f00000003c0)={0x34, 0x0, &(0x7f0000000380)})
ioctl$NBD_DO_IT(r4, 0xab03)
ioctl$NBD_CLEAR_SOCK(r4, 0xab04)

13:21:30 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127c)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  209.566322] block nbd0: Receive control failed (result -32)
[  209.588477] block nbd0: Device being setup by another task
[  209.594501] block nbd0: shutting down sockets
13:21:31 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x89a3, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  209.691111] block nbd5: shutting down sockets
[  209.733677] block nbd4: shutting down sockets
13:21:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080))
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r2 = openat(0xffffffffffffffff, &(0x7f0000000000)='./file0\x00', 0x10480, 0x8)
syz_mount_image$vxfs(&(0x7f0000001240), &(0x7f0000001280)='./file0\x00', 0xe72, 0x2, &(0x7f0000001400)=[{&(0x7f00000012c0)="c924cd73e24b47877da203bdbb0b67339fc660d779cd78067a0a698ecd9ec5c1efbde307b88d39e43fbe1f14eace5c14289489fe2244592f08fb5a88878014c7cd7b4105f1ca4f620c05f8b4ec9a33b743ea2e0e76fd404402a3dfc58cb83678b73b", 0x62, 0x7}, {&(0x7f0000001340)="cc1dc8c062b71294615977d39a9e0d40fb25bae17e8bd01826362939f1688129e49f13d5e5c951db9ff5010f114fe047cea1e0580f1ed496e75849b12b8fcbc1cf6bfbb81c20370cf828b982f75685ccb6ff9f8c5220fb17c44fa4a92dd8f413894848e30d05f7a5b5b13067276657aa48bdc6529f6b967bb72776f85bcba4a67fac069aa1442c14b15a9d8d918b2e8da7c3eb08c4e084394254861c19", 0x9d, 0x9}], 0x2080080, &(0x7f0000001440)={[{'/dev/nbd#\x00'}], [{@smackfsfloor={'smackfsfloor', 0x3d, '/dev/nbd#\x00'}}, {@subj_user}, {@dont_measure}]})
clock_gettime(0x0, &(0x7f00000011c0)={<r3=>0x0, <r4=>0x0})
recvmmsg$unix(r2, &(0x7f00000010c0)=[{{0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000180)=""/229, 0xe5}], 0x1}}, {{0x0, 0x0, &(0x7f0000000900)=[{&(0x7f0000000280)=""/101, 0x65}, {&(0x7f0000000300)=""/206, 0xce}, {&(0x7f0000000400)=""/65, 0x41}, {&(0x7f0000000480)=""/207, 0xcf}, {&(0x7f0000000580)=""/246, 0xf6}, {&(0x7f0000000100)=""/33, 0x21}, {&(0x7f0000000680)=""/120, 0x78}, {&(0x7f0000000700)=""/231, 0xe7}, {&(0x7f0000000800)=""/206, 0xce}], 0x9, &(0x7f00000009c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x2c, 0x1, 0x1, [<r5=>0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, <r6=>0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0xc8}}, {{&(0x7f0000000ac0), 0x6e, &(0x7f0000000cc0)=[{&(0x7f0000000b40)=""/40, 0x28}, {&(0x7f0000000b80)=""/43, 0x2b}, {&(0x7f0000000bc0)=""/199, 0xc7}], 0x3}}, {{0x0, 0x0, &(0x7f0000001000)=[{&(0x7f0000000d00)=""/135, 0x87}, {&(0x7f0000000dc0)=""/19, 0x13}, {&(0x7f0000000e00)=""/186, 0xba}, {&(0x7f0000000ec0)=""/22, 0x16}, {&(0x7f0000000f00)=""/40, 0x28}, {&(0x7f0000000f40)=""/67, 0x43}, {&(0x7f0000000fc0)=""/44, 0x2c}], 0x7, &(0x7f0000001080)=[@cred={{0x1c}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xfffffd4a}}], 0x4, 0x10103, &(0x7f0000001200)={r3, r4+10000000})
ioctl$NBD_SET_SOCK(r5, 0xab00, r6)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab04)

[  209.753869] block nbd2: shutting down sockets
13:21:31 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x89b0, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  209.818495] block nbd4: Device being setup by another task
[  209.833008] block nbd4: shutting down sockets
[  209.875261] block nbd2: Receive control failed (result -32)
[  209.875669] block nbd2: shutting down sockets
13:21:31 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab02)

13:21:31 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127d)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x240101)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:31 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1ff)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x0)
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
r3 = syz_open_dev$vcsu(&(0x7f0000000240), 0x5, 0x800)
r4 = socket(0x29, 0x4, 0x0)
setsockopt$inet6_group_source_req(r4, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1}}, {{0xa, 0x0, 0x0, @ipv4={'\x00', '\xff\xff', @dev}}}}, 0x108)
close(r4)
ioctl$NBD_SET_SOCK(r3, 0xab00, r4)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)
r5 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000), 0x10000, 0x0)
ioctl$BLKPG(r5, 0x1269, &(0x7f00000000c0)={0x3f, 0xffffffff, 0x96, &(0x7f0000000180)="a6f4204ee2276e354017f0a9931ee9ff0f1bb0fb21682d60d65ab45a6224b6fe142fb72b8560f1068269f1a97b68841e4913aef9ae8508c8e253f7b2b5f27ffa64201c88f21d6921835836b92f00106f7853ad0ca433032d8329267bb2fe033b4452bfeb78db750b588bdb4ad8523b0e44e0b7b50b3ed0d95cb0ec03c73190fd2c63d85c5a429bb568579e7a2b67b050b4d1854e7ca7"})
r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000340)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0)
ioctl$NBD_DO_IT(r6, 0xab03)

[  210.053379] block nbd1: Receive control failed (result -32)
[  210.078464] block nbd1: Device being setup by another task
[  210.086677] block nbd1: shutting down sockets
[  210.218748] block nbd4: shutting down sockets
[  210.230653] block nbd2: shutting down sockets
[  210.249495] block nbd5: shutting down sockets
[  210.265323] block nbd2: shutting down sockets
[  210.268496] block nbd4: Device being setup by another task
[  210.275951] block nbd4: shutting down sockets
[  210.312444] block nbd5: Receive control failed (result -32)
[  210.312577] block nbd5: shutting down sockets
13:21:31 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5450)

13:21:31 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x40049409, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:31 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127e)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
ioctl$NBD_CLEAR_SOCK(r0, 0xab04)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x101041, 0x0)
r4 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r4, 0x0)
preadv(r4, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r4)
ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0x4f)
ioctl$NBD_SET_SOCK(r1, 0xab00, r3)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

13:21:31 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r1, 0x0)
preadv(r1, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
r2 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000400), 0xc000, 0x0)
writev(r1, &(0x7f0000000380)=[{&(0x7f00000000c0)="fc01a83a038e51f587fe7f0057", 0xd}, {&(0x7f0000000180)="0359e4f54390d688606c7929abd6ac3cb97d8ed023683c44022c671c92e6463ac1e08f4a20260559ee06f5aa98132c9254f3cbd8501ee2c3201dfabac6f312a8b236ca95af54ef3516d86b449d4b569a622c8cec2bc4ec93e34ee1955467d3dfc58d58129712d29eafdb0d3fe85165a66b2bdcf13a98fa544918bb370206276ea6f9cc65494d54657132f4df17f16f888f204f386a015a568208b5741b56c08973671b9a5a5e3bf17c5772b60bac68f5ba82d9113f60f9ba85adc3c4d84f8df3902cbc2841478c25dceea37c5c26a81d", 0xd0}, {&(0x7f0000000280)="f98a570d4ef6deefcb9a106a35e57bec18591fb9d177c49ac0c18e79b73c3fa539271a5451014ec845da20b5ab8b051261cd68facf00e9ade35f7015d49b88d960b40b6b22b4d5d35a34002a2b1fda4a4d6c9741f964de221e237176e57bba9bbd88baa2ec4339137b8ade6e385fe3439d8cd287c807238071fb4ed002e2079cbff30f1ce805c0706bff15a92ea206e476fb4b8c456c191ea8e98c23bf114e9b4160d77655eaa6c529cabb7578a0578cdd6967fde90cab8fadb3d140ac0b24731ebd", 0xc2}, {&(0x7f0000000440)="92cd3fc38231664375890dc75c2db3e134c9bf5fa710609acbf58103754f517b2895e24c38b8169c5d3564761e459bdf906637b2d9346923beb922ad309bbd1abcfa7e16458b04bfcdeb2d216c75c70f863a79b11be05308b5986ce31c4b5d449baa7e7d48392bc80b37798cae0f570f9cf6ffbdd60a08068a17dbdf16886bcd9ce1fd00485fb4f62533cdd3b4c33144c8a0ec06063678d37555480b5751290ef001fae95bbf475f902b5b1cf913457580e2789b78a0eb6a3a071e472cddc70fc68623d7", 0xc4}, {&(0x7f0000000100)="d45bc7fcdf50c9977c547eea1b42ac5162ab30d608df37908f72d436b18e", 0x1e}, {&(0x7f0000000540)="9fa098bc676530655bdf505e3cf74eca6c6b2fddfc4c2a1d06066556a0c57af2e2d5ba2273ad3abe9dfe11dd0ed9ccc96f0275398b48c19630165e14c77bef26282308181647ed015636d5ca9e9e5e81c739269e0f189ae5f84c9e3ab900a3101d8a1e6cfb84002f4db1da9507b51493e01d239723c6cc4a173bae9507db69c670d133c742573cda9b0d60892ab12ee64ae449b8eda7caddbc60bad80d64fe9833473f1d27a3ad48bb3f5d5a26f07c13b2e82c572bc2112823b76c8616706b5d4e626da12b1022a0d28bc1bb77d477849f366583374e6547c4492753bc2d4c76704c69eb", 0xe4}], 0x6)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x1)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r3=>0xffffffffffffffff})
ioctl$NBD_SET_SOCK(r0, 0xab00, r3)
ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03)
bpf$MAP_CREATE(0x0, &(0x7f0000000040)={0x5, 0xffffffe0, 0x0, 0xfffffff9, 0x400, 0xffffffffffffffff, 0x0, '\x00', 0x0, r2, 0x2, 0x3, 0x5}, 0x40)
ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04)

[  210.487435] block nbd0: Receive control failed (result -32)
[  210.493606] block nbd0: shutting down sockets
13:21:31 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SIZE(r0, 0xab02, 0x5966)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)
r3 = openat$cgroup_devices(0xffffffffffffffff, &(0x7f0000000000)='devices.allow\x00', 0x2, 0x0)
ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(r3, 0xf504, 0x0)

[  210.574904] block nbd2: shutting down sockets
13:21:32 executing program 2:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r2, 0x0)
preadv(r2, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
perf_event_open(&(0x7f00000000c0)={0x5, 0x80, 0x0, 0x1, 0x3f, 0x5, 0x0, 0x8, 0x80000, 0xd, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x7, 0x2, @perf_config_ext={0x8, 0x2}, 0x84b4, 0x7fff, 0x101, 0x5, 0xb48, 0x1, 0x2, 0x0, 0x241, 0x0, 0x3}, 0xffffffffffffffff, 0x5, r2, 0x2)
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x5)
ioctl$NBD_SET_SOCK(r3, 0xab00, r1)
ioctl$NBD_DO_IT(r3, 0xab03)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  210.620931] block nbd4: shutting down sockets
[  210.634545] block nbd2: shutting down sockets
13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0x4020940d, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  210.688550] block nbd5: shutting down sockets
[  210.708513] block nbd4: Device being setup by another task
[  210.716637] block nbd4: shutting down sockets
[  210.802576] block nbd2: shutting down sockets
[  210.980920] block nbd1: Receive control failed (result -32)
[  210.987867] block nbd1: shutting down sockets
[  211.020007] block nbd1: Receive control failed (result -32)
13:21:32 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x127f)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

13:21:32 executing program 1:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, 0xffffffffffffffff, 0x0)
syz_genetlink_get_family_id$SEG6(0x0, 0xffffffffffffffff)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0xab03)

13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0xc0045878, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  211.030753] block nbd1: shutting down sockets
13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0xc0045878, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  211.158842] block nbd4: shutting down sockets
[  211.238373] block nbd4: Device being setup by another task
[  211.244194] block nbd4: shutting down sockets
[  211.388646] block nbd0: Receive control failed (result -32)
[  211.428499] block nbd0: Device being setup by another task
13:21:32 executing program 0:
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r1, 0xab00, r0)
ioctl$NBD_DO_IT(r1, 0xab03)
ioctl$NBD_CLEAR_SOCK(r1, 0x5451)

13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0xc0189436, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

13:21:32 executing program 4:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r3, 0xab00, r2)
ioctl$NBD_SET_SOCK(r1, 0xab00, r2)
ioctl$NBD_DO_IT(r3, 0x5421)
ioctl$NBD_CLEAR_SOCK(r3, 0xab04)

[  211.435876] block nbd0: shutting down sockets
13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r1, 0xc020660b, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)

[  211.548909] block nbd4: shutting down sockets
13:21:32 executing program 3:
perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
r0 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendfile(0xffffffffffffffff, r0, 0x0, 0x0)
r1 = syz_open_dev$usbfs(&(0x7f0000000180), 0x77, 0x1)
ioctl$USBDEVFS_IOCTL(r1, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f000005a700)={0x0, ""/256, 0x0, <r2=>0x0})
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f000005f100)={0x4, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, <r3=>0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, <r4=>0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, <r5=>0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, <r6=>0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r2}], 0x0, "b67d5166ab9c79"})
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000053840)={0x0, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r3}, {}, {}, {0x0, r4}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r6}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r5}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r2}], 0x0, "42b18966b9d162"})
ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, &(0x7f0000000780)={r2, 0x0, "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", "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"})
r7 = socket$l2tp6(0xa, 0x2, 0x73)
ioctl$sock_SIOCETHTOOL(r7, 0x8946, &(0x7f0000000080)={'bridge_slave_0\x00'})
unshare(0x0)
mkdir(&(0x7f0000000380)='./file0\x00', 0x0)
open(0x0, 0x0, 0x0)
dup(0xffffffffffffffff)
r8 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r8, 0x0)
preadv(r8, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
syz_genetlink_get_family_id$SEG6(&(0x7f0000000100), r8)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x2400, 0x43)

[  211.638377] block nbd4: Device being setup by another task
[  211.648379] block nbd4: shutting down sockets
[  211.910457] block nbd1: Receive control failed (result -32)
[  211.948315] block nbd1: Device being setup by another task
[  211.954400] block nbd1: shutting down sockets
[  212.314558] block nbd0: Receive control failed (result -32)
[  212.321025] block nbd0: shutting down sockets
[  240.835200] block nbd5: Connection timed out
[  240.839807] print_req_error: I/O error, dev nbd5, sector 0
[  240.845808] Buffer I/O error on dev nbd5, logical block 0, async page read
[  240.852867] block nbd5: Connection timed out
[  240.857558] print_req_error: I/O error, dev nbd5, sector 2
[  240.863185] Buffer I/O error on dev nbd5, logical block 1, async page read
[  240.870280] block nbd5: Connection timed out
[  240.874685] print_req_error: I/O error, dev nbd5, sector 4
[  240.880387] Buffer I/O error on dev nbd5, logical block 2, async page read
[  240.887538] block nbd5: Connection timed out
[  240.891941] print_req_error: I/O error, dev nbd5, sector 6
[  240.897640] Buffer I/O error on dev nbd5, logical block 3, async page read
[  240.905464] print_req_error: I/O error, dev nbd5, sector 0
[  240.911164] Buffer I/O error on dev nbd5, logical block 0, async page read
[  240.919732] Buffer I/O error on dev nbd5, logical block 1, async page read
[  240.927036] Buffer I/O error on dev nbd5, logical block 2, async page read
[  240.934055] Buffer I/O error on dev nbd5, logical block 3, async page read
[  240.941814] print_req_error: I/O error, dev nbd5, sector 0
[  240.947536] Buffer I/O error on dev nbd5, logical block 0, async page read
[  240.954633] Buffer I/O error on dev nbd5, logical block 1, async page read
[  240.962041] print_req_error: I/O error, dev nbd5, sector 0
[  240.969127] print_req_error: I/O error, dev nbd5, sector 0
[  240.975095] print_req_error: I/O error, dev nbd5, sector 0
13:22:02 executing program 5:
r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x8e943)
ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xb5a)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, r1)
r3 = openat(0xffffffffffffffff, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1800003, 0x12, r3, 0x0)
preadv(r3, &(0x7f0000000280), 0x18, 0xd9f, 0x0)
ioctl$BLKPG(r3, 0x1269, &(0x7f0000000000)={0x4, 0x6, 0x62, &(0x7f00000000c0)="70f451db6730c57a0b9e66fed101b3f899f5fde361b93666293f3ef451c73328e2dc83d72e8bf62d6ed7331f5e91fed6ba7c0fe70a0af5b8e22a2862069b858ec5c85369da43d9b370818b41dab9cf9778dcbbf112d5e3197bfc4087a3aa0dd178c1"})
ioctl$NBD_DO_IT(r2, 0xab03)
ioctl$NBD_CLEAR_SOCK(r2, 0xab04)

[  240.980884] print_req_error: I/O error, dev nbd5, sector 0
[  240.987006] ldm_validate_partition_table(): Disk read failed.
[  240.993924] Dev nbd5: unable to read RDB block 0
[  241.000220]  nbd5: unable to read partition table
[  241.015610] ldm_validate_partition_table(): Disk read failed.
[  241.023032] Dev nbd5: unable to read RDB block 0
[  241.029669]  nbd5: unable to read partition table
[  241.146852] block nbd5: shutting down sockets
[  256.836410] ieee802154 phy0 wpan0: encryption failed: -22
[  256.842009] ieee802154 phy1 wpan1: encryption failed: -22
[  264.032879] Bluetooth: hci1: command 0x0406 tx timeout
[  264.032907] Bluetooth: hci0: command 0x0406 tx timeout
[  264.038207] Bluetooth: hci3: command 0x0406 tx timeout
[  264.048771] Bluetooth: hci2: command 0x0406 tx timeout
[  264.048808] Bluetooth: hci4: command 0x0406 tx timeout
[  264.056392] Bluetooth: hci5: command 0x0406 tx timeout
[  318.270434] ieee802154 phy0 wpan0: encryption failed: -22
[  318.276050] ieee802154 phy1 wpan1: encryption failed: -22
[  359.867749] INFO: task systemd-udevd:14012 blocked for more than 140 seconds.
[  359.875200]       Not tainted 4.19.206-syzkaller #0
[  359.881203] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  359.889952] systemd-udevd   D27040 14012   4701 0x00000100
[  359.895592] Call Trace:
[  359.898940]  __schedule+0x887/0x2040
[  359.902662]  ? io_schedule_timeout+0x140/0x140
[  359.907231]  schedule+0x8d/0x1b0
[  359.910654]  io_schedule+0xb5/0x120
[  359.914281]  wait_on_page_bit+0x2c5/0x3f0
[  359.918500]  ? wake_page_function+0x1b0/0x1b0
[  359.922999]  ? __bread_gfp+0x300/0x300
[  359.926915]  ? add_to_page_cache_lru+0x680/0x680
[  359.931744]  do_read_cache_page+0x8ed/0x1170
[  359.936146]  ? blkdev_writepages+0x20/0x20
[  359.940592]  read_dev_sector+0xbf/0x500
[  359.944661]  ? adfspart_check_ADFS+0x8e0/0x8e0
[  359.949318]  adfspart_check_ICS+0x114/0xe70
[  359.953640]  ? adfspart_check_ADFS+0x8e0/0x8e0
[  359.958295]  ? snprintf+0xbb/0xf0
[  359.961745]  ? vsprintf+0x30/0x30
[  359.965182]  ? _raw_spin_unlock+0x29/0x40
[  359.969488]  ? __get_vm_area_node+0x2e2/0x3a0
[  359.973991]  ? adfspart_check_ADFS+0x8e0/0x8e0
[  359.978655]  check_partition+0x390/0x690
[  359.982722]  rescan_partitions+0x1b5/0x970
[  359.986946]  ? nbd_open+0x4cc/0x6f0
[  359.990629]  ? nbd_add_socket+0x840/0x840
[  359.994782]  bdev_disk_changed+0x179/0x1b0
[  359.999101]  __blkdev_get+0x1282/0x1480
[  360.003932]  ? bdev_disk_changed+0x1b0/0x1b0
[  360.008411]  ? mark_held_locks+0xf0/0xf0
[  360.012470]  ? mark_held_locks+0xf0/0xf0
[  360.016517]  blkdev_get+0xb0/0x940
[  360.020120]  ? bd_acquire+0x245/0x440
[  360.023919]  ? __blkdev_get+0x1480/0x1480
[  360.028617]  ? lock_downgrade+0x720/0x720
[  360.032767]  ? lock_acquire+0x170/0x3c0
[  360.036721]  ? bd_acquire+0x21/0x440
[  360.040520]  ? do_raw_spin_unlock+0x171/0x230
[  360.045013]  blkdev_open+0x202/0x290
[  360.048784]  do_dentry_open+0x4aa/0x1160
[  360.052837]  ? blkdev_get_by_dev+0x70/0x70
[  360.057056]  ? chown_common+0x550/0x550
[  360.061108]  ? inode_permission+0x3d/0x140
[  360.065346]  path_openat+0x793/0x2df0
[  360.069220]  ? path_lookupat+0x8d0/0x8d0
[  360.073275]  ? __put_seccomp_filter+0xa0/0xa0
[  360.077847]  ? mark_held_locks+0xf0/0xf0
[  360.081906]  do_filp_open+0x18c/0x3f0
[  360.085687]  ? may_open_dev+0xf0/0xf0
[  360.089541]  ? lock_downgrade+0x720/0x720
[  360.093686]  ? lock_acquire+0x170/0x3c0
[  360.097729]  ? __alloc_fd+0x34/0x570
[  360.101439]  ? do_raw_spin_unlock+0x171/0x230
[  360.106784]  ? _raw_spin_unlock+0x29/0x40
[  360.111017]  ? __alloc_fd+0x28d/0x570
[  360.114819]  do_sys_open+0x3b3/0x520
[  360.118601]  ? filp_open+0x70/0x70
[  360.122139]  ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe
[  360.127579]  ? trace_hardirqs_off_caller+0x6e/0x210
[  360.132600]  ? do_syscall_64+0x21/0x620
[  360.136568]  do_syscall_64+0xf9/0x620
[  360.140446]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.145631] RIP: 0033:0x7f2aec2eb840
[  360.149536] Code: Bad RIP value.
[  360.152889] RSP: 002b:00007ffda3c83ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002
[  360.160667] RAX: ffffffffffffffda RBX: 000055de8b07e750 RCX: 00007f2aec2eb840
[  360.168003] RDX: 000055de890e1fe3 RSI: 00000000000a0800 RDI: 000055de8b06fc20
[  360.175269] RBP: 00007ffda3c83e60 R08: 000055de890e1670 R09: 0000000000000010
[  360.182585] R10: 000055de890e1d0c R11: 0000000000000246 R12: 00007ffda3c83db0
[  360.190013] R13: 000055de8b0832e0 R14: 0000000000000003 R15: 000000000000000e
[  360.197301] INFO: task syz-executor.2:14029 blocked for more than 140 seconds.
[  360.204748]       Not tainted 4.19.206-syzkaller #0
[  360.210724] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  360.218771] syz-executor.2  D28648 14029   8127 0x00000004
[  360.224404] Call Trace:
[  360.226979]  __schedule+0x887/0x2040
[  360.230755]  ? io_schedule_timeout+0x140/0x140
[  360.235336]  ? lock_downgrade+0x720/0x720
[  360.239538]  ? __mutex_lock+0x415/0x1200
[  360.243594]  schedule+0x8d/0x1b0
[  360.246943]  schedule_preempt_disabled+0xf/0x20
[  360.251667]  __mutex_lock+0x604/0x1200
[  360.255551]  ? blkdev_put+0x30/0x520
[  360.259343]  ? mutex_trylock+0x1a0/0x1a0
[  360.263402]  ? lock_downgrade+0x720/0x720
[  360.267605]  ? locks_remove_file+0x286/0x450
[  360.272015]  ? locks_check_ctx_file_list+0x1d/0x110
[  360.277028]  ? _raw_spin_unlock+0x29/0x40
[  360.281240]  ? locks_remove_file+0x2cd/0x450
[  360.285645]  ? __do_page_fault+0x6d1/0xd60
[  360.289939]  ? blkdev_put+0x520/0x520
[  360.293735]  blkdev_put+0x30/0x520
[  360.297259]  ? blkdev_put+0x520/0x520
[  360.301131]  blkdev_close+0x86/0xb0
[  360.304751]  __fput+0x2ce/0x890
[  360.308088]  task_work_run+0x148/0x1c0
[  360.312831]  exit_to_usermode_loop+0x251/0x2a0
[  360.317416]  do_syscall_64+0x538/0x620
[  360.321379]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[  360.326560] RIP: 0033:0x41940b
[  360.329828] Code: Bad RIP value.
[  360.333182] RSP: 002b:00007ffcc55537d0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
[  360.340945] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 000000000041940b
[  360.348273] RDX: 0000000000571088 RSI: 0000001b2fa255c0 RDI: 0000000000000003
[  360.355534] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000001810
[  360.362998] R10: 00000000216db814 R11: 0000000000000293 R12: 0000000000033775
[  360.370328] R13: 00000000000003e8 R14: 000000000056bf80 R15: 0000000000033715
[  360.377694] 
[  360.377694] Showing all locks held in the system:
[  360.384012] 1 lock held by khungtaskd/1569:
[  360.388418]  #0: 00000000ddbe45ae (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265
[  360.397034] 1 lock held by in:imklog/7808:
[  360.401334] 1 lock held by systemd-udevd/14012:
[  360.406018]  #0: 00000000302387e6 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480
[  360.415476] 1 lock held by syz-executor.2/14029:
[  360.420297]  #0: 00000000302387e6 (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x30/0x520
[  360.428384] 
[  360.430009] =============================================
[  360.430009] 
[  360.437016] NMI backtrace for cpu 0
[  360.440715] CPU: 0 PID: 1569 Comm: khungtaskd Not tainted 4.19.206-syzkaller #0
[  360.448151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.457488] Call Trace:
[  360.460064]  dump_stack+0x1fc/0x2ef
[  360.463676]  nmi_cpu_backtrace.cold+0x63/0xa2
[  360.468174]  ? lapic_can_unplug_cpu+0x80/0x80
[  360.472653]  nmi_trigger_cpumask_backtrace+0x1a6/0x1f0
[  360.477914]  watchdog+0x991/0xe60
[  360.481351]  ? reset_hung_task_detector+0x30/0x30
[  360.486176]  kthread+0x33f/0x460
[  360.489521]  ? kthread_park+0x180/0x180
[  360.493478]  ret_from_fork+0x24/0x30
[  360.497292] Sending NMI from CPU 0 to CPUs 1:
[  360.502240] NMI backtrace for cpu 1
[  360.502247] CPU: 1 PID: 10 Comm: rcu_preempt Not tainted 4.19.206-syzkaller #0
[  360.502253] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.502257] RIP: 0010:schedule_timeout+0x4d2/0xfe0
[  360.502269] Code: 89 e6 4c 89 f7 e8 be c3 3a f9 e8 49 a6 49 f9 48 8b 74 24 58 48 8b 3c 24 e8 ab 36 00 00 e8 36 a6 49 f9 e8 71 3f ff ff 4c 89 e7 <e8> e9 a2 3a f9 48 c7 c6 80 0a f9 89 4c 89 e7 e8 0a 53 5e fb 48 c7
[  360.502273] RSP: 0018:ffff8880b5a67c48 EFLAGS: 00000246
[  360.502281] RAX: 0000000080000000 RBX: 000000010000167f RCX: 0000000000000000
[  360.502287] RDX: 0000000000000004 RSI: 1ffff11016b4cf73 RDI: ffff8880b5a67cc0
[  360.502292] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[  360.502297] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b5a67cc0
[  360.502303] R13: 1ffff11016b4cf8e R14: ffff8880ba122b40 R15: 00000000ffffffff
[  360.502309] FS:  0000000000000000(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000
[  360.502313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  360.502319] CR2: 00007f9a64021010 CR3: 00000000a0c68000 CR4: 00000000001406e0
[  360.502324] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  360.502329] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  360.502332] Call Trace:
[  360.502336]  ? prepare_to_swait_event+0x5b/0x540
[  360.502340]  ? usleep_range+0x170/0x170
[  360.502344]  ? _raw_spin_unlock_irqrestore+0x79/0xe0
[  360.502348]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  360.502353]  ? collect_expired_timers+0x2a0/0x2a0
[  360.502356]  ? swake_up_all+0x340/0x340
[  360.502360]  rcu_gp_kthread+0xdad/0x21c0
[  360.502364]  ? lock_acquire+0x170/0x3c0
[  360.502368]  ? __rcu_read_unlock+0x160/0x160
[  360.502372]  ? _raw_spin_unlock_irqrestore+0x79/0xe0
[  360.502376]  ? lockdep_hardirqs_on+0x3a8/0x5c0
[  360.502380]  ? _raw_spin_unlock_irqrestore+0x66/0xe0
[  360.502384]  ? __kthread_parkme+0x133/0x1e0
[  360.502388]  ? __rcu_read_unlock+0x160/0x160
[  360.502391]  kthread+0x33f/0x460
[  360.502395]  ? kthread_park+0x180/0x180
[  360.502398]  ret_from_fork+0x24/0x30
[  360.502868] Kernel panic - not syncing: hung_task: blocked tasks
[  360.706384] CPU: 0 PID: 1569 Comm: khungtaskd Not tainted 4.19.206-syzkaller #0
[  360.713805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  360.723150] Call Trace:
[  360.725738]  dump_stack+0x1fc/0x2ef
[  360.729356]  panic+0x26a/0x50e
[  360.732535]  ? __warn_printk+0xf3/0xf3
[  360.736411]  ? _raw_spin_unlock_irqrestore+0x79/0xe0
[  360.741542]  ? cpumask_next+0x3c/0x40
[  360.745328]  ? printk_safe_flush+0xd6/0x120
[  360.749632]  ? watchdog+0x991/0xe60
[  360.753242]  ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0
[  360.758674]  watchdog+0x9a2/0xe60
[  360.762111]  ? reset_hung_task_detector+0x30/0x30
[  360.766942]  kthread+0x33f/0x460
[  360.770338]  ? kthread_park+0x180/0x180
[  360.774297]  ret_from_fork+0x24/0x30
[  360.778394] Kernel Offset: disabled
[  360.782018] Rebooting in 86400 seconds..