Extracting prog: 35m20.547027329s
Minimizing prog: 15m35.639336721s
Simplifying prog options: 0s
Extracting C: 1m22.799687359s
Simplifying C: 7m49.399281677s


extracting reproducer from 28 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$vsock_stream-listen-socket$vsock_stream-connect$vsock_stream-socketpair$unix-connect$unix-symlink-sendmmsg$unix-recvmmsg-prctl$PR_SCHED_CORE-syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter
detailed listing:
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
single: failed to extract reproducer
bisect: bisecting 28 programs with base timeout 30s
testing program (duration=37s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 27, 11, 16, 6, 21, 8, 18, 21, 3, 13, 19, 6, 19, 5, 7, 20, 7, 4, 28, 4, 15, 18, 22, 5, 17, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000800000000000070000000900010073797a30000000007c000000090a010400000000000000000700000008000a40000000000900020073797a30000000000900010073797a3000000000080005400000000d38001280140001800c000100636f756e7465720004000280200001800e000100636f6e6e6c696d69740000000c000280080001400000000808000340000001"], 0xc4}}, 0x20050890)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d010203010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f00000004c0)={0x1c, &(0x7f0000000540)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000240)={0x1c, &(0x7f0000000100)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 4:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
openat$vcsu(0xffffffffffffff9c, 0x0, 0x341580, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={<r1=>0x0, 0x1c, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x52}]}, &(0x7f0000000440)=0x10)
setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000080)={r1, 0x0, 0x9, 0x5}, 0x10)
executing program 3:
r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000240)={0x8, 0x248}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xffffe000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x3fffffffffffeda, 0x2, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00'}, 0x10)
r5 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
semget$private(0x0, 0x4000000009, 0x208)
connect$netrom(r5, &(0x7f0000000300)={{0x6, @rose}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x48)
syz_genetlink_get_family_id$netlbl_unlabel(0x0, r1)
setsockopt$IP_VS_SO_SET_ADDDEST(0xffffffffffffffff, 0x0, 0x487, &(0x7f00000000c0)={{0x3b, @initdev={0xac, 0x1e, 0x2, 0x0}, 0x4e21, 0x2, 'lblcr\x00', 0x0, 0x81, 0x3a}, {@rand_addr=0x64010101, 0x4e25, 0x3, 0x73e58014, 0xfffffff8, 0x12d5c}}, 0x44)
socket$kcm(0xa, 0x2, 0x0)
bind$802154_dgram(r0, 0x0, 0x0)
madvise(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x64)
setsockopt$MRT_ADD_VIF(0xffffffffffffffff, 0x0, 0xca, &(0x7f00000002c0)={0x1, 0x4, 0x10, 0x0, @vifc_lcl_addr=@multicast2, @remote}, 0x10)
executing program 0:
socket$netlink(0x10, 0x3, 0x0)
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b36"], 0x0)
close(0x3)
syz_open_dev$midi(&(0x7f0000000000), 0x3, 0x88c02)
r0 = syz_io_uring_setup(0x88f, &(0x7f0000000140)={0x0, 0xaee2, 0x0, 0x2, 0xbfdffffc}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000280)=<r2=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3})
io_uring_enter(r0, 0x47f6, 0x0, 0x4, 0x0, 0x0)
executing program 4:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 1:
bpf$MAP_CREATE(0x1900000000000000, 0x0, 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x3000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
getsockopt(0xffffffffffffffff, 0x200000000114, 0x2718, 0x0, &(0x7f0000000400))
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file1\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x6)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0)
r3 = syz_open_dev$dri(&(0x7f00000003c0), 0x1, 0x80000)
ioctl$DRM_IOCTL_MODE_GETRESOURCES(r3, 0xc04064a0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000440)=[<r4=>0x0], 0x0, 0x0, 0x0, 0x1})
ioctl$DRM_IOCTL_MODE_GETCONNECTOR(r3, 0xc05064a7, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)=[<r5=>0x0], &(0x7f0000000540), 0x0, 0x1, 0x0, 0x0, r4})
ioctl$DRM_IOCTL_MODE_SETPROPERTY(r3, 0xc01064ab, &(0x7f0000000000)={0x4ff1, r5, r4})
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0)
unshare(0x64000600)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001740), 0x101042, 0x0)
ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f0000000100))
ioctl$PPPIOCSACTIVE(r0, 0x40107446, &(0x7f0000000080)={0x0, 0x0})
executing program 1:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sched_setaffinity(0x0, 0x8, &(0x7f0000000280)=0x2)
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000080)=0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
r2 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r2, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x14}}}, 0x1c)
sendmmsg$inet6(r2, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x4001c00)
executing program 4:
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setaffinity(0x0, 0x0, 0x0)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xf, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x18, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x3, 0x3, &(0x7f0000000000)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x73, 0x11, 0x9b}, [], {0x95, 0x0, 0x5a5}}, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x6}, 0x94)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/timers\x00', 0x0, 0x0)
read$FUSE(r3, &(0x7f0000000a80)={0x2020}, 0x2020)
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil)
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)
mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x1, 0x0, 0x0, 0x2)
executing program 2:
syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), 0xffffffffffffffff)
r0 = open(0x0, 0x0, 0x0)
ioctl$KVM_TRANSLATE(r0, 0xc018ae85, 0x0)
ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, 0x0)
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r1 = getpid()
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@file={0x0, './cgroup\x00'}, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mbind(&(0x7f0000a45000/0x1000)=nil, 0x1000, 0x2, 0x0, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB="2000000044000701565e700000000000017c00000c0004"], 0x20}, 0x1, 0x0, 0x0, 0x488c0}, 0xc000)
executing program 4:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)=ANY=[@ANYBLOB="140000001000010000000000090000000500000a28000000000a030000000000000000000a00000708000240000000020900010073797a31000000002c000000030a010100000000000000000a0000070900010073797a31000000000900030073797a320000000014000000110001"], 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x10)
sendmsg$NFT_BATCH(r0, &(0x7f0000009b40)={0x0, 0x0, &(0x7f0000009b00)={&(0x7f0000000300)=ANY=[@ANYBLOB], 0xb4}, 0x1, 0x0, 0x0, 0x4000850}, 0x40)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_MSG_GETSETELEM(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000840)={0x3c, 0xd, 0xa, 0x801, 0x0, 0x0, {0xa, 0x0, 0x1}, [@NFTA_SET_ELEM_LIST_SET={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x10, 0x3, 0x0, 0x1, [{0xc, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_FLAGS={0x8, 0x3, 0x1, 0x0, 0x3}]}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000805}, 0x8000)
executing program 4:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000000c0)={{0x12, 0x1, 0x0, 0xcf, 0x8b, 0xed, 0x20, 0xfd9, 0x25, 0x2940, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xca, 0xfb, 0x1a}}]}}]}}, 0x0)
syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0)
write$UHID_CREATE2(r2, &(0x7f0000000040)=ANY=[], 0x118)
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r2, 0x0)
ioctl$I2C_SMBUS(r1, 0x720, &(0x7f0000000180)={0x1, 0xa, 0x0, 0x0})
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4008ae90, 0x0)
setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000600), 0xc)
mount$binderfs(0x0, 0x0, 0x0, 0x4000, 0x0)
ioctl$sock_FIOGETOWN(r0, 0x8903, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x6)
r2 = bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f0000000180)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x11, 0xf, &(0x7f0000000340)=@ringbuf={{}, {{0x18, 0x1, 0x1, 0x0, r2}}, {}, [], {{}, {}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f0000001dc0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x2d)
inotify_add_watch(0xffffffffffffffff, &(0x7f0000000240)='./file0\x00', 0xc0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1c0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=@framed={{0x18, 0x8, 0x0, 0x0, 0x1ac81b, 0x0, 0x0, 0x0, 0x1000000}, [@func={0x85, 0x0, 0x1, 0x0, 0x6}, @map_fd={0x18, 0x0, 0x0}, @generic={0x66, 0x8, 0x0, 0x0, 0x1010000}, @initr0, @exit, @alu={0x6, 0x0, 0x3, 0xa, 0x0, 0x0, 0x300}, @printk={@x, {}, {}, {}, {}, {0x5, 0x0, 0xb, 0xa}}]}, &(0x7f0000000000)='GPL\x00', 0x2, 0xff5c, &(0x7f0000000340)=""/222}, 0x78)
executing program 1:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
r1 = dup(r0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @empty, 0x3}], 0x1c)
sendmsg$inet6(r0, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0x8, @loopback, 0x4}, 0x1c, &(0x7f0000000180)=[{&(0x7f00000004c0)="99", 0x1}], 0x1}, 0x4048043)
setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000)='ip6gretap0\x00', 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000400)={0x0, @in={{0x2, 0x4e22, @empty}}, 0x3, 0xfffc, 0xe652, 0x2, 0x14, 0x8, 0xff}, 0x9c)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e21, @empty}}, 0x5, 0x1, 0xf06, 0x0, 0xac, 0x81, 0x5}, 0x9c)
executing program 2:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000), 0x80082, 0x0)
write$vga_arbiter(r0, &(0x7f0000000080)=@other={'decodes', ' ', 'none'}, 0xd)
executing program 2:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000140)=@deltfilter={0x24, 0x2d, 0x200, 0x70bd26, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, {0xfff2, 0x10}, {0x4, 0xe}, {0xe, 0x9}}}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x14000000)
r1 = socket(0x10, 0x3, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
syz_open_dev$radio(0x0, 0xffffffffffffffff, 0x2)
bpf$PROG_LOAD_XDP(0x5, 0x0, 0x0)
write$vga_arbiter(0xffffffffffffffff, 0x0, 0x0)
socket$inet6_udp(0xa, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$pppoe(0x18, 0x1, 0x0)
syz_emit_vhci(&(0x7f0000001080)=ANY=[@ANYBLOB="04040a00e0ffffff0f77042482"], 0xd)
r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x281c2, 0x0)
fsetxattr$system_posix_acl(r5, &(0x7f0000000000)='system.posix_acl_access\x00', 0x0, 0x0, 0x3)
connect$netlink(r1, &(0x7f00000014c0)=@proc={0x10, 0x0, 0x1}, 0xc)
openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0)
r6 = socket$packet(0x11, 0x2, 0x300)
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)=ANY=[@ANYRESOCT=0x0, @ANYBLOB="06000000910368368bfa74e9d4f05c9bb3e337ab46403c0740ecafcf1aaaf85f4329335894e1919d6f711bfb09fc5047ccaf189729c343ed453a3b17c854f8cdb6dc760000c5bc97c87ddfac58023c1e4976c85a6163a3c2f934ca68"])
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, 0x0)
listen(r0, 0x7ff)
socket$vsock_stream(0x28, 0x1, 0x0)
executing program 1:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a58000000160a03020002000000000000020000000900020073797a30000000000900010073797a30000000002c00038008000140000000000800024000000000180003801400010073797a5f74756e00000000000000000014000000"], 0x80}}, 0x0)
syz_emit_ethernet(0x52, &(0x7f00000002c0)={@broadcast, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @val={@val={0x88a8, 0x5, 0x1, 0x2}, {0x8864, 0x6, 0x0, 0x4}}, {@ipv4={0x800, @tipc={{0x5, 0x4, 0x2, 0x2f, 0x3c, 0x63, 0x0, 0x49, 0x6, 0x0, @empty, @broadcast}, @name_distributor={{0x28, 0x0, 0x0, 0x0, 0x0, 0xa, 0xb, 0x2, 0x6, 0x0, 0x1, 0x0, 0x1, 0x1, 0x4e22, 0x4e22, 0x4}}}}}}, 0x0)
executing program 3:
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
r2 = syz_open_dev$vbi(&(0x7f00000028c0), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_DV_TIMINGS(r2, 0xc0845657, &(0x7f0000000040)={0x0, @bt={0xa00, 0x640, 0x1, 0x1, 0xd59f83, 0x7, 0x42, 0x9d3, 0x3, 0x7008, 0x2800, 0x2800, 0x2, 0xba3, 0x9, 0x1b, {0x8, 0xffffffff}, 0xd0, 0x9}})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000040)={0x0, 0xffff}, 0x0)
setsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, 0x0, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_genetlink_get_family_id$wireguard(&(0x7f0000000080), 0xffffffffffffffff)
r3 = gettid()
timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc))
timer_settime(0x0, 0x0, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0)
kexec_load(0x0, 0x1, &(0x7f00000002c0)=[{0x0, 0x0, 0xff600000, 0x1000000}], 0x0)
executing program 1:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 4:
socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet(0x2, 0x1, 0x100)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=@newtaction={0x14, 0x30, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x804}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000004c0)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0xd5b1, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000240)=0x2)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0)
tkill(0x0, 0xb)
syz_open_dev$tty1(0xc, 0x4, 0x1)
syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0)
r3 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="0e000000040000000800000005"], 0x48)
r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f00000001c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r3, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bc82000000000000a6020000f8ffffffb703000008000000b703000000000000850000003300000095"], &(0x7f0000000180)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r4, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000400)="b9ff03076804268c989e14f088a8", 0x0, 0x0, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x5}, 0x50)
executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWRULE={0x50, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x30, 0x4, 0x0, 0x1, [{0x2c, 0x1, 0x0, 0x1, @numgen={{0xb}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_NG_MODULUS={0x8, 0x2, 0x1, 0x0, 0x2}, @NFTA_NG_TYPE={0x8}, @NFTA_NG_DREG={0x8, 0x1, 0x1, 0x0, 0x15}]}}}]}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x78}}, 0x0)
close_range(r0, 0xffffffffffffffff, 0x0)
executing program 2:
r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f00000005c0)={0x34, &(0x7f00000003c0)={0x20, 0x30}, 0x0, 0x0, 0x0, &(0x7f0000000540)={0x40, 0xa0, 0x4, 0x2cf7}, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, &(0x7f0000000b40)={0x2c, &(0x7f0000000a00)=ANY=[@ANYBLOB="401b0001"], 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: bisecting 28 programs
bisect: split chunks (needed=false): <27>
bisect: split chunk #0 of len 27 into 3 parts
bisect: testing without sub-chunk 1/3
testing program (duration=34s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [21, 3, 13, 19, 6, 19, 5, 7, 20, 7, 4, 28, 4, 15, 18, 22, 5, 17, 14]
detailed listing:
executing program 1:
bpf$MAP_CREATE(0x1900000000000000, 0x0, 0x50)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x3000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
getsockopt(0xffffffffffffffff, 0x200000000114, 0x2718, 0x0, &(0x7f0000000400))
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file1\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x6)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0)
r3 = syz_open_dev$dri(&(0x7f00000003c0), 0x1, 0x80000)
ioctl$DRM_IOCTL_MODE_GETRESOURCES(r3, 0xc04064a0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000440)=[<r4=>0x0], 0x0, 0x0, 0x0, 0x1})
ioctl$DRM_IOCTL_MODE_GETCONNECTOR(r3, 0xc05064a7, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)=[<r5=>0x0], &(0x7f0000000540), 0x0, 0x1, 0x0, 0x0, r4})
ioctl$DRM_IOCTL_MODE_SETPROPERTY(r3, 0xc01064ab, &(0x7f0000000000)={0x4ff1, r5, r4})
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0)
unshare(0x64000600)
executing program 1:
r0 = openat$ppp(0xffffffffffffff9c, &(0x7f0000001740), 0x101042, 0x0)
ioctl$PPPIOCNEWUNIT(r0, 0xc004743e, &(0x7f0000000100))
ioctl$PPPIOCSACTIVE(r0, 0x40107446, &(0x7f0000000080)={0x0, 0x0})
executing program 1:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000640)=0x6)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
sched_setaffinity(0x0, 0x8, &(0x7f0000000280)=0x2)
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000080)=0x2)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
r2 = socket$inet6(0xa, 0x80002, 0x0)
connect$inet6(r2, &(0x7f00000001c0)={0xa, 0x4e23, 0x0, @ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x14}}}, 0x1c)
sendmmsg$inet6(r2, &(0x7f0000003cc0)=[{{0x0, 0x0, &(0x7f0000003980), 0x171}}], 0x400000000000172, 0x4001c00)
executing program 4:
bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setaffinity(0x0, 0x0, 0x0)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xf, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f00000005c0)={0x18, 0xc, &(0x7f0000000440)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$PROG_LOAD(0x5, &(0x7f0000000440)={0x3, 0x3, &(0x7f0000000000)=@framed={{0x5, 0x0, 0x0, 0x0, 0x0, 0x73, 0x11, 0x9b}, [], {0x95, 0x0, 0x5a5}}, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0xffffffffffffffff, 0x6}, 0x94)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/timers\x00', 0x0, 0x0)
read$FUSE(r3, &(0x7f0000000a80)={0x2020}, 0x2020)
executing program 0:
r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x0, 0x0)
ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0)
madvise(&(0x7f0000a93000/0x4000)=nil, 0x4000, 0x80000000e)
mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x800000, 0x3, &(0x7f0000130000/0x800000)=nil)
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)
mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x1, 0x0, 0x0, 0x2)
executing program 2:
syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), 0xffffffffffffffff)
r0 = open(0x0, 0x0, 0x0)
ioctl$KVM_TRANSLATE(r0, 0xc018ae85, 0x0)
ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, 0x0)
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
r1 = getpid()
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@file={0x0, './cgroup\x00'}, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mbind(&(0x7f0000a45000/0x1000)=nil, 0x1000, 0x2, 0x0, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r4 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$nl_generic(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB="2000000044000701565e700000000000017c00000c0004"], 0x20}, 0x1, 0x0, 0x0, 0x488c0}, 0xc000)
executing program 4:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)=ANY=[@ANYBLOB="140000001000010000000000090000000500000a28000000000a030000000000000000000a00000708000240000000020900010073797a31000000002c000000030a010100000000000000000a0000070900010073797a31000000000900030073797a320000000014000000110001"], 0x7c}, 0x1, 0x0, 0x0, 0x4000}, 0x10)
sendmsg$NFT_BATCH(r0, &(0x7f0000009b40)={0x0, 0x0, &(0x7f0000009b00)={&(0x7f0000000300)=ANY=[@ANYBLOB], 0xb4}, 0x1, 0x0, 0x0, 0x4000850}, 0x40)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_MSG_GETSETELEM(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000840)={0x3c, 0xd, 0xa, 0x801, 0x0, 0x0, {0xa, 0x0, 0x1}, [@NFTA_SET_ELEM_LIST_SET={0x9, 0x2, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_TABLE={0x9, 0x1, 'syz1\x00'}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x10, 0x3, 0x0, 0x1, [{0xc, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_FLAGS={0x8, 0x3, 0x1, 0x0, 0x3}]}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000805}, 0x8000)
executing program 4:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000000c0)={{0x12, 0x1, 0x0, 0xcf, 0x8b, 0xed, 0x20, 0xfd9, 0x25, 0x2940, 0x0, 0x0, 0x0, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0xca, 0xfb, 0x1a}}]}}]}}, 0x0)
syz_usb_control_io$uac1(r0, 0x0, &(0x7f0000000580)={0x44, &(0x7f0000000380)=ANY=[@ANYBLOB="201101"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r1 = syz_open_dev$I2C(&(0x7f0000000000), 0x1, 0x402)
r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cpu.stat\x00', 0x275a, 0x0)
write$UHID_CREATE2(r2, &(0x7f0000000040)=ANY=[], 0x118)
mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x5, 0x12, r2, 0x0)
ioctl$I2C_SMBUS(r1, 0x720, &(0x7f0000000180)={0x1, 0xa, 0x0, 0x0})
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
ioctl$KVM_SET_CPUID2(0xffffffffffffffff, 0x4008ae90, 0x0)
setsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000600), 0xc)
mount$binderfs(0x0, 0x0, 0x0, 0x4000, 0x0)
ioctl$sock_FIOGETOWN(r0, 0x8903, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f0000000240)=0x6)
r2 = bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f0000000180)={0x1b, 0x0, 0x0, 0x40000, 0x0, 0x0}, 0x48)
r3 = bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x11, 0xf, &(0x7f0000000340)=@ringbuf={{}, {{0x18, 0x1, 0x1, 0x0, r2}}, {}, [], {{}, {}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f0000001dc0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback=0x21, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00', r3}, 0x2d)
inotify_add_watch(0xffffffffffffffff, &(0x7f0000000240)='./file0\x00', 0xc0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1c0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=@framed={{0x18, 0x8, 0x0, 0x0, 0x1ac81b, 0x0, 0x0, 0x0, 0x1000000}, [@func={0x85, 0x0, 0x1, 0x0, 0x6}, @map_fd={0x18, 0x0, 0x0}, @generic={0x66, 0x8, 0x0, 0x0, 0x1010000}, @initr0, @exit, @alu={0x6, 0x0, 0x3, 0xa, 0x0, 0x0, 0x300}, @printk={@x, {}, {}, {}, {}, {0x5, 0x0, 0xb, 0xa}}]}, &(0x7f0000000000)='GPL\x00', 0x2, 0xff5c, &(0x7f0000000340)=""/222}, 0x78)
executing program 1:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
r1 = dup(r0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @empty, 0x3}], 0x1c)
sendmsg$inet6(r0, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0x8, @loopback, 0x4}, 0x1c, &(0x7f0000000180)=[{&(0x7f00000004c0)="99", 0x1}], 0x1}, 0x4048043)
setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000)='ip6gretap0\x00', 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000400)={0x0, @in={{0x2, 0x4e22, @empty}}, 0x3, 0xfffc, 0xe652, 0x2, 0x14, 0x8, 0xff}, 0x9c)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e21, @empty}}, 0x5, 0x1, 0xf06, 0x0, 0xac, 0x81, 0x5}, 0x9c)
executing program 2:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000), 0x80082, 0x0)
write$vga_arbiter(r0, &(0x7f0000000080)=@other={'decodes', ' ', 'none'}, 0xd)
executing program 2:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000140)=@deltfilter={0x24, 0x2d, 0x200, 0x70bd26, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, {0xfff2, 0x10}, {0x4, 0xe}, {0xe, 0x9}}}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x14000000)
r1 = socket(0x10, 0x3, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
syz_open_dev$radio(0x0, 0xffffffffffffffff, 0x2)
bpf$PROG_LOAD_XDP(0x5, 0x0, 0x0)
write$vga_arbiter(0xffffffffffffffff, 0x0, 0x0)
socket$inet6_udp(0xa, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$pppoe(0x18, 0x1, 0x0)
syz_emit_vhci(&(0x7f0000001080)=ANY=[@ANYBLOB="04040a00e0ffffff0f77042482"], 0xd)
r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x281c2, 0x0)
fsetxattr$system_posix_acl(r5, &(0x7f0000000000)='system.posix_acl_access\x00', 0x0, 0x0, 0x3)
connect$netlink(r1, &(0x7f00000014c0)=@proc={0x10, 0x0, 0x1}, 0xc)
openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0)
r6 = socket$packet(0x11, 0x2, 0x300)
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)=ANY=[@ANYRESOCT=0x0, @ANYBLOB="06000000910368368bfa74e9d4f05c9bb3e337ab46403c0740ecafcf1aaaf85f4329335894e1919d6f711bfb09fc5047ccaf189729c343ed453a3b17c854f8cdb6dc760000c5bc97c87ddfac58023c1e4976c85a6163a3c2f934ca68"])
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, 0x0)
listen(r0, 0x7ff)
socket$vsock_stream(0x28, 0x1, 0x0)
executing program 1:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a58000000160a03020002000000000000020000000900020073797a30000000000900010073797a30000000002c00038008000140000000000800024000000000180003801400010073797a5f74756e00000000000000000014000000"], 0x80}}, 0x0)
syz_emit_ethernet(0x52, &(0x7f00000002c0)={@broadcast, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @val={@val={0x88a8, 0x5, 0x1, 0x2}, {0x8864, 0x6, 0x0, 0x4}}, {@ipv4={0x800, @tipc={{0x5, 0x4, 0x2, 0x2f, 0x3c, 0x63, 0x0, 0x49, 0x6, 0x0, @empty, @broadcast}, @name_distributor={{0x28, 0x0, 0x0, 0x0, 0x0, 0xa, 0xb, 0x2, 0x6, 0x0, 0x1, 0x0, 0x1, 0x1, 0x4e22, 0x4e22, 0x4}}}}}}, 0x0)
executing program 3:
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
r2 = syz_open_dev$vbi(&(0x7f00000028c0), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_DV_TIMINGS(r2, 0xc0845657, &(0x7f0000000040)={0x0, @bt={0xa00, 0x640, 0x1, 0x1, 0xd59f83, 0x7, 0x42, 0x9d3, 0x3, 0x7008, 0x2800, 0x2800, 0x2, 0xba3, 0x9, 0x1b, {0x8, 0xffffffff}, 0xd0, 0x9}})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000040)={0x0, 0xffff}, 0x0)
setsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, 0x0, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_genetlink_get_family_id$wireguard(&(0x7f0000000080), 0xffffffffffffffff)
r3 = gettid()
timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc))
timer_settime(0x0, 0x0, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0)
kexec_load(0x0, 0x1, &(0x7f00000002c0)=[{0x0, 0x0, 0xff600000, 0x1000000}], 0x0)
executing program 1:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 4:
socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet(0x2, 0x1, 0x100)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=@newtaction={0x14, 0x30, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x804}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000004c0)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0xd5b1, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000240)=0x2)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0)
tkill(0x0, 0xb)
syz_open_dev$tty1(0xc, 0x4, 0x1)
syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0)
r3 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="0e000000040000000800000005"], 0x48)
r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f00000001c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r3, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bc82000000000000a6020000f8ffffffb703000008000000b703000000000000850000003300000095"], &(0x7f0000000180)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r4, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000400)="b9ff03076804268c989e14f088a8", 0x0, 0x0, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x5}, 0x50)
executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWRULE={0x50, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x30, 0x4, 0x0, 0x1, [{0x2c, 0x1, 0x0, 0x1, @numgen={{0xb}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_NG_MODULUS={0x8, 0x2, 0x1, 0x0, 0x2}, @NFTA_NG_TYPE={0x8}, @NFTA_NG_DREG={0x8, 0x1, 0x1, 0x0, 0x15}]}}}]}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x78}}, 0x0)
close_range(r0, 0xffffffffffffffff, 0x0)
executing program 2:
r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f00000005c0)={0x34, &(0x7f00000003c0)={0x20, 0x30}, 0x0, 0x0, 0x0, &(0x7f0000000540)={0x40, 0xa0, 0x4, 0x2cf7}, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, &(0x7f0000000b40)={0x2c, &(0x7f0000000a00)=ANY=[@ANYBLOB="401b0001"], 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
bisect: testing without sub-chunk 2/3
testing program (duration=34s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 27, 11, 16, 6, 21, 8, 18, 7, 4, 28, 4, 15, 18, 22, 5, 17, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000800000000000070000000900010073797a30000000007c000000090a010400000000000000000700000008000a40000000000900020073797a30000000000900010073797a3000000000080005400000000d38001280140001800c000100636f756e7465720004000280200001800e000100636f6e6e6c696d69740000000c000280080001400000000808000340000001"], 0xc4}}, 0x20050890)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d010203010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f00000004c0)={0x1c, &(0x7f0000000540)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000240)={0x1c, &(0x7f0000000100)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 4:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
openat$vcsu(0xffffffffffffff9c, 0x0, 0x341580, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={<r1=>0x0, 0x1c, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x52}]}, &(0x7f0000000440)=0x10)
setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000080)={r1, 0x0, 0x9, 0x5}, 0x10)
executing program 3:
r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000240)={0x8, 0x248}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xffffe000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x3fffffffffffeda, 0x2, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00'}, 0x10)
r5 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
semget$private(0x0, 0x4000000009, 0x208)
connect$netrom(r5, &(0x7f0000000300)={{0x6, @rose}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x48)
syz_genetlink_get_family_id$netlbl_unlabel(0x0, r1)
setsockopt$IP_VS_SO_SET_ADDDEST(0xffffffffffffffff, 0x0, 0x487, &(0x7f00000000c0)={{0x3b, @initdev={0xac, 0x1e, 0x2, 0x0}, 0x4e21, 0x2, 'lblcr\x00', 0x0, 0x81, 0x3a}, {@rand_addr=0x64010101, 0x4e25, 0x3, 0x73e58014, 0xfffffff8, 0x12d5c}}, 0x44)
socket$kcm(0xa, 0x2, 0x0)
bind$802154_dgram(r0, 0x0, 0x0)
madvise(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x64)
setsockopt$MRT_ADD_VIF(0xffffffffffffffff, 0x0, 0xca, &(0x7f00000002c0)={0x1, 0x4, 0x10, 0x0, @vifc_lcl_addr=@multicast2, @remote}, 0x10)
executing program 0:
socket$netlink(0x10, 0x3, 0x0)
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b36"], 0x0)
close(0x3)
syz_open_dev$midi(&(0x7f0000000000), 0x3, 0x88c02)
r0 = syz_io_uring_setup(0x88f, &(0x7f0000000140)={0x0, 0xaee2, 0x0, 0x2, 0xbfdffffc}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000280)=<r2=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3})
io_uring_enter(r0, 0x47f6, 0x0, 0x4, 0x0, 0x0)
executing program 4:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 1:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
r1 = dup(r0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x6, @empty, 0x3}], 0x1c)
sendmsg$inet6(r0, &(0x7f0000000800)={&(0x7f0000000080)={0xa, 0x4e24, 0x8, @loopback, 0x4}, 0x1c, &(0x7f0000000180)=[{&(0x7f00000004c0)="99", 0x1}], 0x1}, 0x4048043)
setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000)='ip6gretap0\x00', 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000400)={0x0, @in={{0x2, 0x4e22, @empty}}, 0x3, 0xfffc, 0xe652, 0x2, 0x14, 0x8, 0xff}, 0x9c)
setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000200)={0x0, @in={{0x2, 0x4e21, @empty}}, 0x5, 0x1, 0xf06, 0x0, 0xac, 0x81, 0x5}, 0x9c)
executing program 2:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000), 0x80082, 0x0)
write$vga_arbiter(r0, &(0x7f0000000080)=@other={'decodes', ' ', 'none'}, 0xd)
executing program 2:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000140)=@deltfilter={0x24, 0x2d, 0x200, 0x70bd26, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, {0xfff2, 0x10}, {0x4, 0xe}, {0xe, 0x9}}}, 0x24}, 0x1, 0x0, 0x0, 0x8000}, 0x14000000)
r1 = socket(0x10, 0x3, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
syz_open_dev$radio(0x0, 0xffffffffffffffff, 0x2)
bpf$PROG_LOAD_XDP(0x5, 0x0, 0x0)
write$vga_arbiter(0xffffffffffffffff, 0x0, 0x0)
socket$inet6_udp(0xa, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$pppoe(0x18, 0x1, 0x0)
syz_emit_vhci(&(0x7f0000001080)=ANY=[@ANYBLOB="04040a00e0ffffff0f77042482"], 0xd)
r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x281c2, 0x0)
fsetxattr$system_posix_acl(r5, &(0x7f0000000000)='system.posix_acl_access\x00', 0x0, 0x0, 0x3)
connect$netlink(r1, &(0x7f00000014c0)=@proc={0x10, 0x0, 0x1}, 0xc)
openat(0xffffffffffffff9c, &(0x7f0000004280)='.\x00', 0x0, 0x0)
r6 = socket$packet(0x11, 0x2, 0x300)
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)=ANY=[@ANYRESOCT=0x0, @ANYBLOB="06000000910368368bfa74e9d4f05c9bb3e337ab46403c0740ecafcf1aaaf85f4329335894e1919d6f711bfb09fc5047ccaf189729c343ed453a3b17c854f8cdb6dc760000c5bc97c87ddfac58023c1e4976c85a6163a3c2f934ca68"])
ioctl$sock_SIOCGIFINDEX(r6, 0x8933, 0x0)
listen(r0, 0x7ff)
socket$vsock_stream(0x28, 0x1, 0x0)
executing program 1:
r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000003c0)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a58000000160a03020002000000000000020000000900020073797a30000000000900010073797a30000000002c00038008000140000000000800024000000000180003801400010073797a5f74756e00000000000000000014000000"], 0x80}}, 0x0)
syz_emit_ethernet(0x52, &(0x7f00000002c0)={@broadcast, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, @val={@val={0x88a8, 0x5, 0x1, 0x2}, {0x8864, 0x6, 0x0, 0x4}}, {@ipv4={0x800, @tipc={{0x5, 0x4, 0x2, 0x2f, 0x3c, 0x63, 0x0, 0x49, 0x6, 0x0, @empty, @broadcast}, @name_distributor={{0x28, 0x0, 0x0, 0x0, 0x0, 0xa, 0xb, 0x2, 0x6, 0x0, 0x1, 0x0, 0x1, 0x1, 0x4e22, 0x4e22, 0x4}}}}}}, 0x0)
executing program 3:
syz_usb_control_io(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e)
r2 = syz_open_dev$vbi(&(0x7f00000028c0), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_DV_TIMINGS(r2, 0xc0845657, &(0x7f0000000040)={0x0, @bt={0xa00, 0x640, 0x1, 0x1, 0xd59f83, 0x7, 0x42, 0x9d3, 0x3, 0x7008, 0x2800, 0x2800, 0x2, 0xba3, 0x9, 0x1b, {0x8, 0xffffffff}, 0xd0, 0x9}})
sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0)
getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000040)={0x0, 0xffff}, 0x0)
setsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, 0x0, 0x0)
recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_genetlink_get_family_id$wireguard(&(0x7f0000000080), 0xffffffffffffffff)
r3 = gettid()
timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc))
timer_settime(0x0, 0x0, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0)
kexec_load(0x0, 0x1, &(0x7f00000002c0)=[{0x0, 0x0, 0xff600000, 0x1000000}], 0x0)
executing program 1:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 4:
socket$inet6_sctp(0xa, 0x1, 0x84)
socket$inet(0x2, 0x1, 0x100)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000000c0)=@newtaction={0x14, 0x30, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x804}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f00000004c0)={0xffffffffffffffff, 0x18000000000002a0, 0x0, 0x0, 0x0, 0x0, 0xd5b1, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50)
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x400000000000041, 0x0)
sched_setaffinity(r0, 0x8, &(0x7f0000000240)=0x2)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0)
fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0)
tkill(0x0, 0xb)
syz_open_dev$tty1(0xc, 0x4, 0x1)
syz_open_dev$dri(&(0x7f0000000080), 0x1, 0x0)
r3 = bpf$MAP_CREATE(0x0, &(0x7f00000009c0)=ANY=[@ANYBLOB="0e000000040000000800000005"], 0x48)
r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x6, 0xc, &(0x7f00000001c0)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r3, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bc82000000000000a6020000f8ffffffb703000008000000b703000000000000850000003300000095"], &(0x7f0000000180)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000300)={r4, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000400)="b9ff03076804268c989e14f088a8", 0x0, 0x0, 0x60000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x5}, 0x50)
executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x0)
r1 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r1, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a28000000000a0101000000005e1affd5020000000900010073797a300000000008000240000000032c000000030a01030000e6ff00000000020000000900010073797a30000000000900030073797a320000000014000000110001"], 0x7c}}, 0x0)
sendmsg$NFT_BATCH(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000140)={{0x14, 0x10, 0x1, 0x0, 0x0, {0x5}}, [@NFT_MSG_NEWRULE={0x50, 0x6, 0xa, 0x40b, 0x0, 0x0, {0x2}, [@NFTA_RULE_EXPRESSIONS={0x30, 0x4, 0x0, 0x1, [{0x2c, 0x1, 0x0, 0x1, @numgen={{0xb}, @val={0x1c, 0x2, 0x0, 0x1, [@NFTA_NG_MODULUS={0x8, 0x2, 0x1, 0x0, 0x2}, @NFTA_NG_TYPE={0x8}, @NFTA_NG_DREG={0x8, 0x1, 0x1, 0x0, 0x15}]}}}]}, @NFTA_RULE_CHAIN={0x9, 0x2, 'syz2\x00'}]}], {0x14}}, 0x78}}, 0x0)
close_range(r0, 0xffffffffffffffff, 0x0)
executing program 2:
r0 = syz_usb_connect(0x0, 0x1cb, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, &(0x7f00000005c0)={0x34, &(0x7f00000003c0)={0x20, 0x30}, 0x0, 0x0, 0x0, &(0x7f0000000540)={0x40, 0xa0, 0x4, 0x2cf7}, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$uac1(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io$sierra_net(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, &(0x7f0000000b40)={0x2c, &(0x7f0000000a00)=ANY=[@ANYBLOB="401b0001"], 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: the chunk can be dropped
bisect: testing without sub-chunk 3/3
testing program (duration=32s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 27, 11, 16, 6, 21, 8, 18, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000800000000000070000000900010073797a30000000007c000000090a010400000000000000000700000008000a40000000000900020073797a30000000000900010073797a3000000000080005400000000d38001280140001800c000100636f756e7465720004000280200001800e000100636f6e6e6c696d69740000000c000280080001400000000808000340000001"], 0xc4}}, 0x20050890)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d010203010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f00000004c0)={0x1c, &(0x7f0000000540)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000240)={0x1c, &(0x7f0000000100)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 4:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
openat$vcsu(0xffffffffffffff9c, 0x0, 0x341580, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={<r1=>0x0, 0x1c, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x52}]}, &(0x7f0000000440)=0x10)
setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000080)={r1, 0x0, 0x9, 0x5}, 0x10)
executing program 3:
r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000240)={0x8, 0x248}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xffffe000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x3fffffffffffeda, 0x2, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00'}, 0x10)
r5 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
semget$private(0x0, 0x4000000009, 0x208)
connect$netrom(r5, &(0x7f0000000300)={{0x6, @rose}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x48)
syz_genetlink_get_family_id$netlbl_unlabel(0x0, r1)
setsockopt$IP_VS_SO_SET_ADDDEST(0xffffffffffffffff, 0x0, 0x487, &(0x7f00000000c0)={{0x3b, @initdev={0xac, 0x1e, 0x2, 0x0}, 0x4e21, 0x2, 'lblcr\x00', 0x0, 0x81, 0x3a}, {@rand_addr=0x64010101, 0x4e25, 0x3, 0x73e58014, 0xfffffff8, 0x12d5c}}, 0x44)
socket$kcm(0xa, 0x2, 0x0)
bind$802154_dgram(r0, 0x0, 0x0)
madvise(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x64)
setsockopt$MRT_ADD_VIF(0xffffffffffffffff, 0x0, 0xca, &(0x7f00000002c0)={0x1, 0x4, 0x10, 0x0, @vifc_lcl_addr=@multicast2, @remote}, 0x10)
executing program 0:
socket$netlink(0x10, 0x3, 0x0)
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b36"], 0x0)
close(0x3)
syz_open_dev$midi(&(0x7f0000000000), 0x3, 0x88c02)
r0 = syz_io_uring_setup(0x88f, &(0x7f0000000140)={0x0, 0xaee2, 0x0, 0x2, 0xbfdffffc}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000280)=<r2=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3})
io_uring_enter(r0, 0x47f6, 0x0, 0x4, 0x0, 0x0)
executing program 4:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <9>
bisect: split chunk #0 of len 9 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=31s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [6, 21, 8, 18, 14]
detailed listing:
executing program 4:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = socket$inet6_sctp(0xa, 0x5, 0x84)
shutdown(r0, 0x0)
openat$vcsu(0xffffffffffffff9c, 0x0, 0x341580, 0x0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={<r1=>0x0, 0x1c, &(0x7f0000000040)=[@in6={0xa, 0x4e23, 0x0, @loopback, 0x52}]}, &(0x7f0000000440)=0x10)
setsockopt$inet_sctp6_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000080)={r1, 0x0, 0x9, 0x5}, 0x10)
executing program 3:
r0 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000240)={0x8, 0x248}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r2 = getpid()
sched_setscheduler(r2, 0x2, &(0x7f0000000200)=0x6)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xffffe000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r3=>0xffffffffffffffff, <r4=>0xffffffffffffffff})
connect$unix(r3, &(0x7f00000004c0)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
sendmmsg$unix(r4, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r3, &(0x7f00000000c0), 0x3fffffffffffeda, 0x2, 0x0)
bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000080)='sched_switch\x00'}, 0x10)
r5 = syz_init_net_socket$netrom(0x6, 0x5, 0x0)
semget$private(0x0, 0x4000000009, 0x208)
connect$netrom(r5, &(0x7f0000000300)={{0x6, @rose}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x48)
syz_genetlink_get_family_id$netlbl_unlabel(0x0, r1)
setsockopt$IP_VS_SO_SET_ADDDEST(0xffffffffffffffff, 0x0, 0x487, &(0x7f00000000c0)={{0x3b, @initdev={0xac, 0x1e, 0x2, 0x0}, 0x4e21, 0x2, 'lblcr\x00', 0x0, 0x81, 0x3a}, {@rand_addr=0x64010101, 0x4e25, 0x3, 0x73e58014, 0xfffffff8, 0x12d5c}}, 0x44)
socket$kcm(0xa, 0x2, 0x0)
bind$802154_dgram(r0, 0x0, 0x0)
madvise(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x64)
setsockopt$MRT_ADD_VIF(0xffffffffffffffff, 0x0, 0xca, &(0x7f00000002c0)={0x1, 0x4, 0x10, 0x0, @vifc_lcl_addr=@multicast2, @remote}, 0x10)
executing program 0:
socket$netlink(0x10, 0x3, 0x0)
syz_usb_connect(0x3, 0x36, &(0x7f00000000c0)=ANY=[@ANYBLOB="120100008010bd40820514009dbb0000000109022400011b00000009040000022a3e740009058bff7f0000100109050b36"], 0x0)
close(0x3)
syz_open_dev$midi(&(0x7f0000000000), 0x3, 0x88c02)
r0 = syz_io_uring_setup(0x88f, &(0x7f0000000140)={0x0, 0xaee2, 0x0, 0x2, 0xbfdffffc}, &(0x7f0000000000)=<r1=>0x0, &(0x7f0000000280)=<r2=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r1, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r1, r2, &(0x7f00000002c0)=@IORING_OP_POLL_ADD={0x6, 0x0, 0x0, @fd_index=0x3})
io_uring_enter(r0, 0x47f6, 0x0, 0x4, 0x0, 0x0)
executing program 4:
r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$sock_bt_hci(r0, 0x800448d3, &(0x7f0000000200)="46d84bc39a86")
r1 = socket$kcm(0x2, 0x1, 0x84)
setsockopt$sock_attach_bpf(r1, 0x84, 0x8, &(0x7f0000000000), 0x8)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7)
sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
mmap(&(0x7f0000000000/0xa000)=nil, 0xa000, 0x2, 0x2172, 0xffffffffffffffff, 0x0)
mremap(&(0x7f0000002000/0x1000)=nil, 0x1000, 0x2000, 0x3, &(0x7f0000ffb000/0x2000)=nil)
r4 = socket(0x10, 0x3, 0x0)
write(r4, 0x0, 0x0)
recvmmsg(r4, &(0x7f00000021c0), 0x5b, 0x40, 0x0)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
bisect: testing without sub-chunk 2/2
testing program (duration=31s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 27, 11, 16, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000800000000000070000000900010073797a30000000007c000000090a010400000000000000000700000008000a40000000000900020073797a30000000000900010073797a3000000000080005400000000d38001280140001800c000100636f756e7465720004000280200001800e000100636f6e6e6c696d69740000000c000280080001400000000808000340000001"], 0xc4}}, 0x20050890)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d010203010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f00000004c0)={0x1c, &(0x7f0000000540)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000240)={0x1c, &(0x7f0000000100)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in nbd_queue_rq
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <5>
bisect: split chunk #0 of len 5 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [11, 16, 14]
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$NFT_BATCH(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000440)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000800000000000070000000900010073797a30000000007c000000090a010400000000000000000700000008000a40000000000900020073797a30000000000900010073797a3000000000080005400000000d38001280140001800c000100636f756e7465720004000280200001800e000100636f6e6e6c696d69740000000c000280080001400000000808000340000001"], 0xc4}}, 0x20050890)
executing program 2:
r0 = syz_usb_connect(0x0, 0x24, &(0x7f00000007c0)=ANY=[@ANYBLOB="12010000ed3ec908cd0cb300ea2d010203010902120001000000000904"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f00000004c0)={0x1c, &(0x7f0000000540)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, &(0x7f0000000240)={0x1c, &(0x7f0000000100)=ANY=[], 0x0, 0x0})
syz_usb_control_io$cdc_ncm(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$lan78xx(r0, 0x0, 0x0)
syz_usb_control_io$printer(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0)
syz_usb_control_io$rtl8150(r0, 0x0, 0x0)
syz_usb_control_io(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$cdc_ncm(r0, 0x0, &(0x7f0000000500)={0x44, &(0x7f0000000280)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
bisect: testing without sub-chunk 2/2
testing program (duration=31s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 27, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <3>
bisect: split chunk #0 of len 3 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [27, 14]
detailed listing:
executing program 3:
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000100)={0x1, &(0x7f0000000040)=[{0x16}]}, 0x10)
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000a00), 0xffffffffffffffff)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = socket$inet_smc(0x2b, 0x1, 0x0)
r5 = syz_io_uring_setup(0x10d, &(0x7f0000000540)={0x0, 0xd4bb, 0x0, 0xfffffffd}, &(0x7f0000000380)=<r6=>0x0, &(0x7f0000000280)=<r7=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r6, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
sendmsg$inet(r4, &(0x7f0000001640)={0x0, 0x0, 0x0}, 0x20000090)
syz_io_uring_submit(r6, r7, &(0x7f00000002c0)=@IORING_OP_ACCEPT={0xd, 0x0, 0x0, r4, 0x0, 0x0, 0x0, 0x80800})
listen(r4, 0x5)
io_uring_enter(r5, 0x3517, 0xc2de, 0x9, 0x0, 0x0)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r8, 0x8933, &(0x7f00000000c0)={'bridge0\x00'})
sendmsg$nl_route(r8, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x80, {0x0, 0x0, 0x0, 0x0, 0x1503}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @macsec={{0xb}, {0x4}}}, @IFLA_NUM_TX_QUEUES={0x8, 0x1f, 0x5}]}, 0x3c}, 0x1, 0x0, 0x0, 0x2004d808}, 0x0)
sendmsg$NL80211_CMD_SET_WIPHY(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000040)={0x24, r1, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NL80211_ATTR_WIPHY_FRAG_THRESHOLD={0x0, 0x3f, 0xc}, @NL80211_ATTR_WIPHY_RETRY_SHORT={0x5, 0x3d, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x80d0}, 0x0)
read$msr(0xffffffffffffffff, &(0x7f0000000140)=""/20, 0x14)
sendmsg$NL80211_CMD_SET_COALESCE(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0)
setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000000)={0x0, 0x8000}, 0x4)
r9 = socket$inet_udp(0x2, 0x2, 0x0)
bind$inet(r9, &(0x7f0000000240)={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x3c}}, 0x10)
sendmmsg$inet(r9, &(0x7f0000000ec0)=[{{&(0x7f0000000080)={0x2, 0x4e25, @multicast2}, 0x10, 0x0}}], 0x1, 0x2000c044)
getsockopt$packet_int(0xffffffffffffffff, 0x107, 0x8, &(0x7f00000000c0), 0x0)
syz_emit_ethernet(0x2a, &(0x7f0000000000)={@random="9b4307000001", @dev, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xfffffffe, @local}, @echo_reply={0xe0, 0x0, 0x0, 0xfffd}}}}}, 0x0)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
bisect: testing without sub-chunk 2/2
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [2, 4, 14]
detailed listing:
executing program 3:
r0 = socket$key(0xf, 0x3, 0x2)
sendmsg$key(r0, &(0x7f00000014c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)={0x2, 0xd, 0x0, 0x0, 0x2, 0x0, 0x70bd2c}, 0x10}}, 0x0)
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: the chunk can be dropped
bisect: split chunks (needed=true): <2>
bisect: split chunk #0 of len 2 into 2 parts
bisect: testing without sub-chunk 1/2
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 14]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program crashed: possible deadlock in vsock_connect
bisect: the chunk can be dropped
bisect: testing without sub-chunk 2/2
bisect: no need to test this chunk, it's definitely needed
bisect: split chunks (needed=true): <1>
bisect: split chunk #0 of len 1 into 2 parts
bisect: no way to further split the chunk
bisect: 2 programs left: 

executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)


bisect: trying to concatenate
bisect: concatenate 2 entries
minimizing program #0 before concatenation
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 14]
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 14]
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 14]
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [3, 14]
detailed listing:
executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8}}, {0xc, 0x1, 0x0, 0x1, {0x8}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r4 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r5=>0x0, &(0x7f00000001c0)=<r6=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r5, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r5, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})
io_uring_enter(r4, 0x847ba, 0x0, 0xe, 0x0, 0x0)

program did not crash
minimized 4 calls -> 4 calls
minimizing program #1 before concatenation
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 13]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r4=>0x0, &(0x7f00000001c0)=<r5=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r4, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)
syz_io_uring_submit(r4, r5, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, &(0x7f0000000600)=[{&(0x7f0000001800)=""/216, 0xd8}], 0x1})

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 12]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0)=<r4=>0x0, &(0x7f00000001c0))
syz_memcpy_off$IO_URING_METADATA_GENERIC(r4, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4)

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 11]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0x498, 0x3400, 0x1, 0x164}, &(0x7f0000000dc0), &(0x7f00000001c0))

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 10]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 9]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)
recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0)

program crashed: possible deadlock in vsock_connect
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 8]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)
sendmmsg$unix(r3, &(0x7f00000bd000), 0x318, 0x0)

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 7]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)
symlink(&(0x7f0000000240)='./file0/file0\x00', 0x0)

program crashed: possible deadlock in vsock_connect
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 6]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e)

program crashed: possible deadlock in vsock_connect
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 5]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080))

program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 4]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in vsock_connect
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 3]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
socket$vsock_stream(0x28, 0x1, 0x0)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 3]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
listen(r0, 0x7ff)
connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 3]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
socket$vsock_stream(0x28, 0x1, 0x0)
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in vsock_connect
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [4, 2]
detailed listing:
executing program 3:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
executing program 0:
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in vsock_connect
minimized 14 calls -> 2 calls
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in nbd_queue_rq
bisect: concatenation succeeded
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
socket$vsock_stream(0x28, 0x1, 0x0)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
r0 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r0, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, 0x0, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r2 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r2, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r2 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r2, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r1, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8}}, {0xc, 0x1, 0x0, 0x1, {0x8}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r2 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r2, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000027c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={0x0}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r1 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r1, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
socket(0x28, 0x5, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x14, r1, 0x1, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r2 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r2, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program did not crash
testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in nbd_queue_rq
simplifying C reproducer
testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in vsock_connect
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in nbd_queue_rq
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in nbd_queue_rq
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program did not crash
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program did not crash
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in nbd_queue_rq
testing compiled C program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
program crashed: possible deadlock in nbd_queue_rq
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in nbd_queue_rq
validation run: crashed=true
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in nbd_queue_rq
validation run: crashed=true
testing program (duration=45s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket-syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nbd-sendmsg$NBD_CMD_CONNECT-socket$vsock_stream-connect$vsock_stream
detailed listing:
executing program 0:
r0 = socket(0x28, 0x5, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000002600), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000027c0)={0x0, 0x0, &(0x7f0000002780)={&(0x7f0000000000)={0x48, r2, 0x1, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40d6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}, {0xc, 0x1, 0x0, 0x1, {0x8, 0x1, r0}}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000)
r3 = socket$vsock_stream(0x28, 0x1, 0x0)
connect$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2710}, 0x10)

program crashed: possible deadlock in nbd_queue_rq
validation run: crashed=true
reproducing took 1h2m36.664513925s
repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
udevd/5967 is trying to acquire lock:
ffff888073b90070 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
ffff888073b90070 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204

but task is already holding lock:
ffff88807d35e178 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #6 (&cmd->lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196
       blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
       __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
       blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
       __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
       blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
       blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
       blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
       blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
       blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
       __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
       blk_finish_plug block/blk-core.c:1247 [inline]
       blk_finish_plug block/blk-core.c:1244 [inline]
       __submit_bio+0x545/0x690 block/blk-core.c:649
       __submit_bio_noacct_mq block/blk-core.c:722 [inline]
       submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
       submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
       submit_bh fs/buffer.c:2829 [inline]
       block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
       filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
       do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
       read_mapping_folio include/linux/pagemap.h:991 [inline]
       read_part_sector+0xd4/0x370 block/partitions/core.c:722
       adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
       check_partition block/partitions/core.c:141 [inline]
       blk_add_partitions block/partitions/core.c:589 [inline]
       bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
       blkdev_get_whole+0x187/0x290 block/bdev.c:748
       bdev_open+0x2c7/0xe40 block/bdev.c:957
       blkdev_open+0x34e/0x4f0 block/fops.c:694
       do_dentry_open+0x97f/0x1530 fs/open.c:965
       vfs_open+0x82/0x3f0 fs/open.c:1095
       do_open fs/namei.c:3887 [inline]
       path_openat+0x1de4/0x2cb0 fs/namei.c:4046
       do_filp_open+0x20b/0x470 fs/namei.c:4073
       do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
       do_sys_open fs/open.c:1450 [inline]
       __do_sys_openat fs/open.c:1466 [inline]
       __se_sys_openat fs/open.c:1461 [inline]
       __x64_sys_openat+0x174/0x210 fs/open.c:1461
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #5 (set->srcu){.+.+}-{0:0}:
       srcu_lock_sync include/linux/srcu.h:173 [inline]
       __synchronize_srcu+0xa1/0x290 kernel/rcu/srcutree.c:1429
       blk_mq_wait_quiesce_done block/blk-mq.c:283 [inline]
       blk_mq_wait_quiesce_done block/blk-mq.c:280 [inline]
       blk_mq_quiesce_queue block/blk-mq.c:303 [inline]
       blk_mq_quiesce_queue+0x149/0x1b0 block/blk-mq.c:298
       elevator_switch+0x17d/0x810 block/elevator.c:588
       elevator_change+0x391/0x580 block/elevator.c:690
       elevator_set_default+0x2e9/0x380 block/elevator.c:766
       blk_register_queue+0x384/0x4e0 block/blk-sysfs.c:904
       __add_disk+0x74a/0xf00 block/genhd.c:528
       add_disk_fwnode+0x13f/0x5d0 block/genhd.c:597
       add_disk include/linux/blkdev.h:774 [inline]
       nbd_dev_add+0x783/0xbb0 drivers/block/nbd.c:1973
       nbd_init+0x181/0x320 drivers/block/nbd.c:2680
       do_one_initcall+0x120/0x6e0 init/main.c:1269
       do_initcall_level init/main.c:1331 [inline]
       do_initcalls init/main.c:1347 [inline]
       do_basic_setup init/main.c:1366 [inline]
       kernel_init_freeable+0x5c2/0x910 init/main.c:1579
       kernel_init+0x1c/0x2b0 init/main.c:1469
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #4 (&q->elevator_lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       elevator_change+0x17d/0x580 block/elevator.c:688
       elevator_set_none+0xaa/0x120 block/elevator.c:781
       blk_mq_elv_switch_none block/blk-mq.c:5023 [inline]
       __blk_mq_update_nr_hw_queues+0x4bd/0x1200 block/blk-mq.c:5066
       blk_mq_update_nr_hw_queues+0x3b/0x60 block/blk-mq.c:5124
       nbd_start_device+0x1b0/0xd70 drivers/block/nbd.c:1478
       nbd_genl_connect+0x134b/0x1c60 drivers/block/nbd.c:2228
       genl_family_rcv_msg_doit+0x206/0x2f0 net/netlink/genetlink.c:1115
       genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
       genl_rcv_msg+0x55c/0x800 net/netlink/genetlink.c:1210
       netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
       genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
       netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
       netlink_unicast+0x5a7/0x870 net/netlink/af_netlink.c:1346
       netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896
       sock_sendmsg_nosec net/socket.c:714 [inline]
       __sock_sendmsg net/socket.c:729 [inline]
       ____sys_sendmsg+0xa95/0xc70 net/socket.c:2614
       ___sys_sendmsg+0x134/0x1d0 net/socket.c:2668
       __sys_sendmsg+0x16d/0x220 net/socket.c:2700
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #3 (&q->q_usage_counter(io)#49){++++}-{0:0}:
       blk_alloc_queue+0x619/0x760 block/blk-core.c:461
       blk_mq_alloc_queue+0x172/0x280 block/blk-mq.c:4400
       __blk_mq_alloc_disk+0x29/0x120 block/blk-mq.c:4447
       nbd_dev_add+0x492/0xbb0 drivers/block/nbd.c:1943
       nbd_init+0x181/0x320 drivers/block/nbd.c:2680
       do_one_initcall+0x120/0x6e0 init/main.c:1269
       do_initcall_level init/main.c:1331 [inline]
       do_initcalls init/main.c:1347 [inline]
       do_basic_setup init/main.c:1366 [inline]
       kernel_init_freeable+0x5c2/0x910 init/main.c:1579
       kernel_init+0x1c/0x2b0 init/main.c:1469
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #2 (fs_reclaim){+.+.}-{0:0}:
       __fs_reclaim_acquire mm/page_alloc.c:4234 [inline]
       fs_reclaim_acquire+0x102/0x150 mm/page_alloc.c:4248
       might_alloc include/linux/sched/mm.h:318 [inline]
       slab_pre_alloc_hook mm/slub.c:4142 [inline]
       slab_alloc_node mm/slub.c:4220 [inline]
       __kmalloc_cache_noprof+0x50/0x3e0 mm/slub.c:4402
       kmalloc_noprof include/linux/slab.h:905 [inline]
       kzalloc_noprof include/linux/slab.h:1039 [inline]
       virtio_transport_do_socket_init+0x4a/0x350 net/vmw_vsock/virtio_transport_common.c:910
       vsock_assign_transport+0x63d/0x900 net/vmw_vsock/af_vsock.c:537
       vsock_connect+0x201/0xee0 net/vmw_vsock/af_vsock.c:1583
       __sys_connect_file+0x13e/0x1a0 net/socket.c:2086
       __sys_connect+0x13b/0x160 net/socket.c:2105
       __do_sys_connect net/socket.c:2111 [inline]
       __se_sys_connect net/socket.c:2108 [inline]
       __x64_sys_connect+0x72/0xb0 net/socket.c:2108
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #1 (sk_lock-AF_VSOCK){+.+.}-{0:0}:
       lock_sock_nested+0x41/0xf0 net/core/sock.c:3711
       lock_sock include/net/sock.h:1669 [inline]
       vsock_shutdown+0x61/0x2d0 net/vmw_vsock/af_vsock.c:1103
       nbd_mark_nsock_dead+0xae/0x5d0 drivers/block/nbd.c:318
       recv_work+0x671/0xa80 drivers/block/nbd.c:1018
       process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236
       process_scheduled_works kernel/workqueue.c:3319 [inline]
       worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
       kthread+0x3c2/0x780 kernel/kthread.c:463
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #0 (&nsock->tx_lock){+.+.}-{4:4}:
       check_prev_add kernel/locking/lockdep.c:3165 [inline]
       check_prevs_add kernel/locking/lockdep.c:3284 [inline]
       validate_chain kernel/locking/lockdep.c:3908 [inline]
       __lock_acquire+0x12a6/0x1ce0 kernel/locking/lockdep.c:5237
       lock_acquire kernel/locking/lockdep.c:5868 [inline]
       lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5825
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
       nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204
       blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
       __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
       blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
       __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
       blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
       blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
       blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
       blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
       blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
       __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
       blk_finish_plug block/blk-core.c:1247 [inline]
       blk_finish_plug block/blk-core.c:1244 [inline]
       __submit_bio+0x545/0x690 block/blk-core.c:649
       __submit_bio_noacct_mq block/blk-core.c:722 [inline]
       submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
       submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
       submit_bh fs/buffer.c:2829 [inline]
       block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
       filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
       do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
       read_mapping_folio include/linux/pagemap.h:991 [inline]
       read_part_sector+0xd4/0x370 block/partitions/core.c:722
       adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
       check_partition block/partitions/core.c:141 [inline]
       blk_add_partitions block/partitions/core.c:589 [inline]
       bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
       blkdev_get_whole+0x187/0x290 block/bdev.c:748
       bdev_open+0x2c7/0xe40 block/bdev.c:957
       blkdev_open+0x34e/0x4f0 block/fops.c:694
       do_dentry_open+0x97f/0x1530 fs/open.c:965
       vfs_open+0x82/0x3f0 fs/open.c:1095
       do_open fs/namei.c:3887 [inline]
       path_openat+0x1de4/0x2cb0 fs/namei.c:4046
       do_filp_open+0x20b/0x470 fs/namei.c:4073
       do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
       do_sys_open fs/open.c:1450 [inline]
       __do_sys_openat fs/open.c:1466 [inline]
       __se_sys_openat fs/open.c:1461 [inline]
       __x64_sys_openat+0x174/0x210 fs/open.c:1461
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

Chain exists of:
  &nsock->tx_lock --> set->srcu --> &cmd->lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&cmd->lock);
                               lock(set->srcu);
                               lock(&cmd->lock);
  lock(&nsock->tx_lock);

 *** DEADLOCK ***

3 locks held by udevd/5967:
 #0: ffff888143767358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40 block/bdev.c:945
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:161 [inline]
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:253 [inline]
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: blk_mq_run_hw_queue+0x22b/0x670 block/blk-mq.c:2358
 #2: ffff88807d35e178 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196

stack backtrace:
CPU: 0 UID: 0 PID: 5967 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_circular_bug+0x275/0x350 kernel/locking/lockdep.c:2043
 check_noncircular+0x14c/0x170 kernel/locking/lockdep.c:2175
 check_prev_add kernel/locking/lockdep.c:3165 [inline]
 check_prevs_add kernel/locking/lockdep.c:3284 [inline]
 validate_chain kernel/locking/lockdep.c:3908 [inline]
 __lock_acquire+0x12a6/0x1ce0 kernel/locking/lockdep.c:5237
 lock_acquire kernel/locking/lockdep.c:5868 [inline]
 lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5825
 __mutex_lock_common kernel/locking/mutex.c:598 [inline]
 __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
 nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
 nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204
 blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
 __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
 blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
 __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
 blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
 blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
 blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
 blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
 blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
 __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
 blk_finish_plug block/blk-core.c:1247 [inline]
 blk_finish_plug block/blk-core.c:1244 [inline]
 __submit_bio+0x545/0x690 block/blk-core.c:649
 __submit_bio_noacct_mq block/blk-core.c:722 [inline]
 submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
 submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
 submit_bh fs/buffer.c:2829 [inline]
 block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
 filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
 do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
 read_mapping_folio include/linux/pagemap.h:991 [inline]
 read_part_sector+0xd4/0x370 block/partitions/core.c:722
 adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
 check_partition block/partitions/core.c:141 [inline]
 blk_add_partitions block/partitions/core.c:589 [inline]
 bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
 blkdev_get_whole+0x187/0x290 block/bdev.c:748
 bdev_open+0x2c7/0xe40 block/bdev.c:957
 blkdev_open+0x34e/0x4f0 block/fops.c:694
 do_dentry_open+0x97f/0x1530 fs/open.c:965
 vfs_open+0x82/0x3f0 fs/open.c:1095
 do_open fs/namei.c:3887 [inline]
 path_openat+0x1de4/0x2cb0 fs/namei.c:4046
 do_filp_open+0x20b/0x470 fs/namei.c:4073
 do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x174/0x210 fs/open.c:1461
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7378aa7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffefea3ae00 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f737918e880 RCX: 00007f7378aa7407
RDX: 00000000000a0800 RSI: 000055a7d4a2f700 RDI: ffffffffffffff9c
RBP: 000055a7d4a2c2c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000055a7d4f32e80
R13: 000055a7d4c678d0 R14: 0000000000000000 R15: 000055a7d4f32e80
 </TASK>
block nbd0: Dead connection, failed to find a fallback
block nbd0: shutting down sockets
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
ldm_validate_partition_table(): Disk read failed.
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
Dev nbd0: unable to read RDB block 0
 nbd0: unable to read partition table
ldm_validate_partition_table(): Disk read failed.
Dev nbd0: unable to read RDB block 0
 nbd0: unable to read partition table

final repro crashed as (corrupted=false):
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
udevd/5967 is trying to acquire lock:
ffff888073b90070 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
ffff888073b90070 (&nsock->tx_lock){+.+.}-{4:4}, at: nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204

but task is already holding lock:
ffff88807d35e178 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #6 (&cmd->lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196
       blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
       __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
       blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
       __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
       blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
       blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
       blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
       blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
       blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
       __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
       blk_finish_plug block/blk-core.c:1247 [inline]
       blk_finish_plug block/blk-core.c:1244 [inline]
       __submit_bio+0x545/0x690 block/blk-core.c:649
       __submit_bio_noacct_mq block/blk-core.c:722 [inline]
       submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
       submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
       submit_bh fs/buffer.c:2829 [inline]
       block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
       filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
       do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
       read_mapping_folio include/linux/pagemap.h:991 [inline]
       read_part_sector+0xd4/0x370 block/partitions/core.c:722
       adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
       check_partition block/partitions/core.c:141 [inline]
       blk_add_partitions block/partitions/core.c:589 [inline]
       bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
       blkdev_get_whole+0x187/0x290 block/bdev.c:748
       bdev_open+0x2c7/0xe40 block/bdev.c:957
       blkdev_open+0x34e/0x4f0 block/fops.c:694
       do_dentry_open+0x97f/0x1530 fs/open.c:965
       vfs_open+0x82/0x3f0 fs/open.c:1095
       do_open fs/namei.c:3887 [inline]
       path_openat+0x1de4/0x2cb0 fs/namei.c:4046
       do_filp_open+0x20b/0x470 fs/namei.c:4073
       do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
       do_sys_open fs/open.c:1450 [inline]
       __do_sys_openat fs/open.c:1466 [inline]
       __se_sys_openat fs/open.c:1461 [inline]
       __x64_sys_openat+0x174/0x210 fs/open.c:1461
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #5 (set->srcu){.+.+}-{0:0}:
       srcu_lock_sync include/linux/srcu.h:173 [inline]
       __synchronize_srcu+0xa1/0x290 kernel/rcu/srcutree.c:1429
       blk_mq_wait_quiesce_done block/blk-mq.c:283 [inline]
       blk_mq_wait_quiesce_done block/blk-mq.c:280 [inline]
       blk_mq_quiesce_queue block/blk-mq.c:303 [inline]
       blk_mq_quiesce_queue+0x149/0x1b0 block/blk-mq.c:298
       elevator_switch+0x17d/0x810 block/elevator.c:588
       elevator_change+0x391/0x580 block/elevator.c:690
       elevator_set_default+0x2e9/0x380 block/elevator.c:766
       blk_register_queue+0x384/0x4e0 block/blk-sysfs.c:904
       __add_disk+0x74a/0xf00 block/genhd.c:528
       add_disk_fwnode+0x13f/0x5d0 block/genhd.c:597
       add_disk include/linux/blkdev.h:774 [inline]
       nbd_dev_add+0x783/0xbb0 drivers/block/nbd.c:1973
       nbd_init+0x181/0x320 drivers/block/nbd.c:2680
       do_one_initcall+0x120/0x6e0 init/main.c:1269
       do_initcall_level init/main.c:1331 [inline]
       do_initcalls init/main.c:1347 [inline]
       do_basic_setup init/main.c:1366 [inline]
       kernel_init_freeable+0x5c2/0x910 init/main.c:1579
       kernel_init+0x1c/0x2b0 init/main.c:1469
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #4 (&q->elevator_lock){+.+.}-{4:4}:
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       elevator_change+0x17d/0x580 block/elevator.c:688
       elevator_set_none+0xaa/0x120 block/elevator.c:781
       blk_mq_elv_switch_none block/blk-mq.c:5023 [inline]
       __blk_mq_update_nr_hw_queues+0x4bd/0x1200 block/blk-mq.c:5066
       blk_mq_update_nr_hw_queues+0x3b/0x60 block/blk-mq.c:5124
       nbd_start_device+0x1b0/0xd70 drivers/block/nbd.c:1478
       nbd_genl_connect+0x134b/0x1c60 drivers/block/nbd.c:2228
       genl_family_rcv_msg_doit+0x206/0x2f0 net/netlink/genetlink.c:1115
       genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
       genl_rcv_msg+0x55c/0x800 net/netlink/genetlink.c:1210
       netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552
       genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
       netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
       netlink_unicast+0x5a7/0x870 net/netlink/af_netlink.c:1346
       netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896
       sock_sendmsg_nosec net/socket.c:714 [inline]
       __sock_sendmsg net/socket.c:729 [inline]
       ____sys_sendmsg+0xa95/0xc70 net/socket.c:2614
       ___sys_sendmsg+0x134/0x1d0 net/socket.c:2668
       __sys_sendmsg+0x16d/0x220 net/socket.c:2700
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #3 (&q->q_usage_counter(io)#49){++++}-{0:0}:
       blk_alloc_queue+0x619/0x760 block/blk-core.c:461
       blk_mq_alloc_queue+0x172/0x280 block/blk-mq.c:4400
       __blk_mq_alloc_disk+0x29/0x120 block/blk-mq.c:4447
       nbd_dev_add+0x492/0xbb0 drivers/block/nbd.c:1943
       nbd_init+0x181/0x320 drivers/block/nbd.c:2680
       do_one_initcall+0x120/0x6e0 init/main.c:1269
       do_initcall_level init/main.c:1331 [inline]
       do_initcalls init/main.c:1347 [inline]
       do_basic_setup init/main.c:1366 [inline]
       kernel_init_freeable+0x5c2/0x910 init/main.c:1579
       kernel_init+0x1c/0x2b0 init/main.c:1469
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #2 (fs_reclaim){+.+.}-{0:0}:
       __fs_reclaim_acquire mm/page_alloc.c:4234 [inline]
       fs_reclaim_acquire+0x102/0x150 mm/page_alloc.c:4248
       might_alloc include/linux/sched/mm.h:318 [inline]
       slab_pre_alloc_hook mm/slub.c:4142 [inline]
       slab_alloc_node mm/slub.c:4220 [inline]
       __kmalloc_cache_noprof+0x50/0x3e0 mm/slub.c:4402
       kmalloc_noprof include/linux/slab.h:905 [inline]
       kzalloc_noprof include/linux/slab.h:1039 [inline]
       virtio_transport_do_socket_init+0x4a/0x350 net/vmw_vsock/virtio_transport_common.c:910
       vsock_assign_transport+0x63d/0x900 net/vmw_vsock/af_vsock.c:537
       vsock_connect+0x201/0xee0 net/vmw_vsock/af_vsock.c:1583
       __sys_connect_file+0x13e/0x1a0 net/socket.c:2086
       __sys_connect+0x13b/0x160 net/socket.c:2105
       __do_sys_connect net/socket.c:2111 [inline]
       __se_sys_connect net/socket.c:2108 [inline]
       __x64_sys_connect+0x72/0xb0 net/socket.c:2108
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

-> #1 (sk_lock-AF_VSOCK){+.+.}-{0:0}:
       lock_sock_nested+0x41/0xf0 net/core/sock.c:3711
       lock_sock include/net/sock.h:1669 [inline]
       vsock_shutdown+0x61/0x2d0 net/vmw_vsock/af_vsock.c:1103
       nbd_mark_nsock_dead+0xae/0x5d0 drivers/block/nbd.c:318
       recv_work+0x671/0xa80 drivers/block/nbd.c:1018
       process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236
       process_scheduled_works kernel/workqueue.c:3319 [inline]
       worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
       kthread+0x3c2/0x780 kernel/kthread.c:463
       ret_from_fork+0x56a/0x730 arch/x86/kernel/process.c:148
       ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

-> #0 (&nsock->tx_lock){+.+.}-{4:4}:
       check_prev_add kernel/locking/lockdep.c:3165 [inline]
       check_prevs_add kernel/locking/lockdep.c:3284 [inline]
       validate_chain kernel/locking/lockdep.c:3908 [inline]
       __lock_acquire+0x12a6/0x1ce0 kernel/locking/lockdep.c:5237
       lock_acquire kernel/locking/lockdep.c:5868 [inline]
       lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5825
       __mutex_lock_common kernel/locking/mutex.c:598 [inline]
       __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
       nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
       nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204
       blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
       __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
       blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
       __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
       blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
       blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
       blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
       blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
       blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
       __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
       blk_finish_plug block/blk-core.c:1247 [inline]
       blk_finish_plug block/blk-core.c:1244 [inline]
       __submit_bio+0x545/0x690 block/blk-core.c:649
       __submit_bio_noacct_mq block/blk-core.c:722 [inline]
       submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
       submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
       submit_bh fs/buffer.c:2829 [inline]
       block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
       filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
       do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
       read_mapping_folio include/linux/pagemap.h:991 [inline]
       read_part_sector+0xd4/0x370 block/partitions/core.c:722
       adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
       check_partition block/partitions/core.c:141 [inline]
       blk_add_partitions block/partitions/core.c:589 [inline]
       bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
       blkdev_get_whole+0x187/0x290 block/bdev.c:748
       bdev_open+0x2c7/0xe40 block/bdev.c:957
       blkdev_open+0x34e/0x4f0 block/fops.c:694
       do_dentry_open+0x97f/0x1530 fs/open.c:965
       vfs_open+0x82/0x3f0 fs/open.c:1095
       do_open fs/namei.c:3887 [inline]
       path_openat+0x1de4/0x2cb0 fs/namei.c:4046
       do_filp_open+0x20b/0x470 fs/namei.c:4073
       do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
       do_sys_open fs/open.c:1450 [inline]
       __do_sys_openat fs/open.c:1466 [inline]
       __se_sys_openat fs/open.c:1461 [inline]
       __x64_sys_openat+0x174/0x210 fs/open.c:1461
       do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
       do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
       entry_SYSCALL_64_after_hwframe+0x77/0x7f

other info that might help us debug this:

Chain exists of:
  &nsock->tx_lock --> set->srcu --> &cmd->lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(&cmd->lock);
                               lock(set->srcu);
                               lock(&cmd->lock);
  lock(&nsock->tx_lock);

 *** DEADLOCK ***

3 locks held by udevd/5967:
 #0: ffff888143767358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0x41a/0xe40 block/bdev.c:945
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:161 [inline]
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:253 [inline]
 #1: ffff8881433cdd10 (set->srcu){.+.+}-{0:0}, at: blk_mq_run_hw_queue+0x22b/0x670 block/blk-mq.c:2358
 #2: ffff88807d35e178 (&cmd->lock){+.+.}-{4:4}, at: nbd_queue_rq+0xbd/0x12d0 drivers/block/nbd.c:1196

stack backtrace:
CPU: 0 UID: 0 PID: 5967 Comm: udevd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 print_circular_bug+0x275/0x350 kernel/locking/lockdep.c:2043
 check_noncircular+0x14c/0x170 kernel/locking/lockdep.c:2175
 check_prev_add kernel/locking/lockdep.c:3165 [inline]
 check_prevs_add kernel/locking/lockdep.c:3284 [inline]
 validate_chain kernel/locking/lockdep.c:3908 [inline]
 __lock_acquire+0x12a6/0x1ce0 kernel/locking/lockdep.c:5237
 lock_acquire kernel/locking/lockdep.c:5868 [inline]
 lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5825
 __mutex_lock_common kernel/locking/mutex.c:598 [inline]
 __mutex_lock+0x193/0x1060 kernel/locking/mutex.c:760
 nbd_handle_cmd drivers/block/nbd.c:1140 [inline]
 nbd_queue_rq+0x423/0x12d0 drivers/block/nbd.c:1204
 blk_mq_dispatch_rq_list+0x413/0x1e20 block/blk-mq.c:2120
 __blk_mq_do_dispatch_sched block/blk-mq-sched.c:168 [inline]
 blk_mq_do_dispatch_sched block/blk-mq-sched.c:182 [inline]
 __blk_mq_sched_dispatch_requests+0xcb7/0x15f0 block/blk-mq-sched.c:307
 blk_mq_sched_dispatch_requests+0xd8/0x1b0 block/blk-mq-sched.c:329
 blk_mq_run_hw_queue+0x239/0x670 block/blk-mq.c:2358
 blk_mq_dispatch_list+0x514/0x1310 block/blk-mq.c:2919
 blk_mq_flush_plug_list block/blk-mq.c:2967 [inline]
 blk_mq_flush_plug_list+0x130/0x600 block/blk-mq.c:2939
 __blk_flush_plug+0x2c4/0x4b0 block/blk-core.c:1220
 blk_finish_plug block/blk-core.c:1247 [inline]
 blk_finish_plug block/blk-core.c:1244 [inline]
 __submit_bio+0x545/0x690 block/blk-core.c:649
 __submit_bio_noacct_mq block/blk-core.c:722 [inline]
 submit_bio_noacct_nocheck+0x660/0xd30 block/blk-core.c:751
 submit_bio_noacct+0xc20/0x1ed0 block/blk-core.c:874
 submit_bh fs/buffer.c:2829 [inline]
 block_read_full_folio+0x4db/0x850 fs/buffer.c:2461
 filemap_read_folio+0xc5/0x2a0 mm/filemap.c:2413
 do_read_cache_folio+0x263/0x5c0 mm/filemap.c:3957
 read_mapping_folio include/linux/pagemap.h:991 [inline]
 read_part_sector+0xd4/0x370 block/partitions/core.c:722
 adfspart_check_ICS+0x93/0x940 block/partitions/acorn.c:360
 check_partition block/partitions/core.c:141 [inline]
 blk_add_partitions block/partitions/core.c:589 [inline]
 bdev_disk_changed+0x723/0x1520 block/partitions/core.c:693
 blkdev_get_whole+0x187/0x290 block/bdev.c:748
 bdev_open+0x2c7/0xe40 block/bdev.c:957
 blkdev_open+0x34e/0x4f0 block/fops.c:694
 do_dentry_open+0x97f/0x1530 fs/open.c:965
 vfs_open+0x82/0x3f0 fs/open.c:1095
 do_open fs/namei.c:3887 [inline]
 path_openat+0x1de4/0x2cb0 fs/namei.c:4046
 do_filp_open+0x20b/0x470 fs/namei.c:4073
 do_sys_openat2+0x11b/0x1d0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x174/0x210 fs/open.c:1461
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4e0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f7378aa7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffefea3ae00 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f737918e880 RCX: 00007f7378aa7407
RDX: 00000000000a0800 RSI: 000055a7d4a2f700 RDI: ffffffffffffff9c
RBP: 000055a7d4a2c2c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000055a7d4f32e80
R13: 000055a7d4c678d0 R14: 0000000000000000 R15: 000055a7d4f32e80
 </TASK>
block nbd0: Dead connection, failed to find a fallback
block nbd0: shutting down sockets
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
ldm_validate_partition_table(): Disk read failed.
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2
Buffer I/O error on dev nbd0, logical block 0, async page read
Dev nbd0: unable to read RDB block 0
 nbd0: unable to read partition table
ldm_validate_partition_table(): Disk read failed.
Dev nbd0: unable to read RDB block 0
 nbd0: unable to read partition table