Extracting prog: 8m59.197985907s Minimizing prog: 20m23.706262908s Simplifying prog options: 0s Extracting C: 1m38.639649864s Simplifying C: 9m4.396395127s extracting reproducer from 12 programs testing a last program of every proc single: executing 2 programs separately with timeout 45s testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_sock_diag-syz_usb_connect detailed listing: executing program 0: socket$nl_sock_diag(0x10, 0x3, 0x4) syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-sched_setaffinity-recvmmsg-ioctl$BLKZEROOUT-socket$inet_smc-connect$inet-setsockopt$SO_BINDTODEVICE_wg-sendto$inet-openat$sw_sync-ioctl$SW_SYNC_IOC_CREATE_FENCE-syz_io_uring_setup-socket$nl_route-sendmsg$nl_route-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter-io_uring_enter-dup3-unshare detailed listing: executing program 0: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 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) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f00000000c0)={0x0, 0x80600}) r3 = socket$inet_smc(0x2b, 0x1, 0x0) connect$inet(r3, &(0x7f0000000000)={0x2, 0x4001, @remote}, 0x10) setsockopt$SO_BINDTODEVICE_wg(r3, 0x1, 0x19, &(0x7f0000000080)='wg1\x00', 0x4) sendto$inet(r3, &(0x7f0000000040)="e5", 0xffffffe4, 0x0, 0x0, 0x0) r4 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SW_SYNC_IOC_CREATE_FENCE(r4, 0xc0285700, 0x0) r5 = syz_io_uring_setup(0xd1, &(0x7f0000000480)={0x0, 0x8a73, 0x100, 0x22, 0x1b7}, 0x0, &(0x7f00000001c0)=0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="6c0000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="5d580000000000001c001a8018000a801400070000000000000000000000000000000001140003006970766c616e310000"], 0x6c}, 0x1, 0x0, 0x0, 0x840}, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000000)=0x103, 0x0, 0x4) syz_io_uring_submit(0x0, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, 0x0}) io_uring_enter(r5, 0x163f, 0x9b86, 0x24, &(0x7f0000000440)={[0x1]}, 0x8) io_uring_enter(r5, 0x47ba, 0x3000000, 0x0, 0x0, 0x0) dup3(0xffffffffffffffff, r4, 0x0) unshare(0x40020000) program did not crash single: failed to extract reproducer bisect: bisecting 12 programs with base timeout 45s testing program (duration=48s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): [20, 13, 4, 6, 4, 9, 28, 4, 1, 4, 9, 2] detailed listing: executing program 1: bpf$PROG_LOAD_XDP(0x5, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'veth1_to_team\x00'}) connect$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x4e22, @broadcast}, 0x10) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x4, &(0x7f00000002c0)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, '\x00', 0x0, 0x2}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) setresgid(0xee00, 0xee01, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f0000000200)={'batadv_slave_0\x00', 0x0}) r5 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r5, 0x8933, &(0x7f0000000180)={'syz_tun\x00', 0x0}) sendmsg$nl_route(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=@newlink={0x40, 0x10, 0x503, 0x200000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x15a11}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @hsr={{0x8}, {0x14, 0x2, 0x0, 0x1, [@IFLA_HSR_SLAVE2={0x8, 0x2, r4}, @IFLA_HSR_SLAVE1={0x8, 0x1, r6}]}}}]}, 0x40}}, 0x44) executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, 0x0, 0x0) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000007c0)={&(0x7f0000000780)='netlink_extack\x00', r2}, 0x10) r3 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000340)=ANY=[@ANYBLOB="38010000100063d10000000000000000fe8000000000000000000000000000aafe8000000000000000000000000000aa00"/64, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="fc01000000000000000000000000000000000000330000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000b000000000000000000000000000000ffffffffffffffff0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000003000000000000000a000000000000000000000048000100636d6363286165732900"/240], 0x138}, 0x1, 0x0, 0x0, 0x40000}, 0x4004) executing program 1: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, &(0x7f0000000180)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020702500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000000000000b703000000000000850000007000000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, &(0x7f0000000180)=ANY=[], &(0x7f0000000040)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000080)='sched_switch\x00', r0}, 0x10) mmap$IORING_OFF_SQ_RING(&(0x7f0000400000/0xc00000)=nil, 0xc00000, 0x300000c, 0x50032, 0xffffffffffffffff, 0x0) executing program 1: write$sndseq(0xffffffffffffffff, 0x0, 0x0) r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000000000040260933334000000000010902240001000000000904000001030100000921000000012201000905810308"], 0x0) syz_usb_control_io(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000200)={0x24, 0x0, 0x0, &(0x7f0000000140)={0x0, 0x22, 0x5, {[@main=@item_4={0x3, 0x0, 0xa, "096679c2"}]}}, 0x0}, 0x0) syz_usb_connect(0x2, 0x5d, &(0x7f0000000880)={{0x12, 0x1, 0x250, 0x1, 0xc0, 0xf0, 0x20, 0x2040, 0x7211, 0x8e8e, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x4b, 0x1, 0x80, 0xd, 0x40, 0x2, [{{0x9, 0x4, 0x32, 0xf, 0x0, 0x90, 0xd1, 0xa8, 0x5, [@generic={0x39, 0x5, "74c2a8b4d1982d091aaa5a0af173a90888b41dd63e939dfd0ae29390b201e286c1891d596086b2f8d4fd34f91714ce92e8454c98de605d"}]}}]}}]}}, &(0x7f0000000b00)={0x0, 0x0, 0x0, 0x0, 0x1, [{0x54, &(0x7f0000000a00)=@string={0x54, 0x3, "62bdaea74eec6c9d6d2ae2b00499f818353dc580c4f4800eba7aa0c72e9c366ea91d6c04566ea2c5f6125444bbb858f1b06940713f2bf3ce9563efedcdf89cd5acc23c7a00c6dfff633df1a733ad8409e09c"}}]}) syz_usb_ep_write(r0, 0x81, 0xffffff75, &(0x7f00000002c0)="b9425b44651dd23241963599000000110000004a16941ff5f4b4f1f0add7fcf2b877fceafffffffffff1ffdf4cd9f5d3969890522c77157d88010000003a5bd5531d459dffff03000000000091ff000000e8f5b3371da3635b8b4fa637135800001f65e4b436aa9e50bc0f19b7d3372ff9ebcede1fb5e9428f54d5d1f0cc752cf246a5d2da34a5aa97dc14a469c3dd3e26b41c356484e46fd66e3f2c7807e8773eed7b94fa099ab84feadec2ea95f65bba452eae5b0900f98a979a88c517a2dc360a00237723e2f467af706ea17226296b3a10a351cb47aba2c6b836c90679b4dd859ddc9e4800448aab0000000000000d75f34bb50d8d7084") executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x5, &(0x7f0000000000)=ANY=[@ANYBLOB="18000000008000000000000001000000940000000fad413ec50000000f00000095"], &(0x7f00000003c0)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000040)='netlink_extack\x00', r1}, 0x10) sendmsg$nl_route_sched(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=@newtaction={0x48, 0x30, 0x871a15abc695fa3d, 0x0, 0x0, {}, [{0x34, 0x1, [@m_ctinfo={0x30, 0x1, 0x0, 0x0, {{0xb}, {0x4, 0x2, 0x0, 0x0}, {0x4}, {0xc}, {0xc}}}]}]}, 0x48}}, 0x0) executing program 1: mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f0000006380)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x2066012}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000042c0)="000000000000000000000000000000000000000000000000000000000000000090c400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000542d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ea8286a2fba523440000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000633956a1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001800000000000000010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0x2000, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) getdents64(r4, &(0x7f0000000240)=""/193, 0xc1) syz_fuse_handle_req(r0, 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", 0x2000, &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000d40)=ANY=[@ANYBLOB="50010000000000000000000000000000060000000000000002000000000000000600000000000000060000000000000005000000ffffffff090000000000000003000000000000000e010000000000000400000000000000000000000000000008000000000000000001000003000000040000000020000005000000", @ANYRES32=r2, @ANYRES32=r3, @ANYBLOB="0300000007000000000000000400000000000000000003000000000008"], 0x0, 0x0, 0x0}) executing program 1: bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeef, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 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) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f00000000c0)={0x0, 0x80600}) r3 = socket$inet_smc(0x2b, 0x1, 0x0) connect$inet(r3, &(0x7f0000000000)={0x2, 0x4001, @remote}, 0x10) setsockopt$SO_BINDTODEVICE_wg(r3, 0x1, 0x19, &(0x7f0000000080)='wg1\x00', 0x4) sendto$inet(r3, &(0x7f0000000040)="e5", 0xffffffe4, 0x0, 0x0, 0x0) r4 = openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$SW_SYNC_IOC_CREATE_FENCE(r4, 0xc0285700, 0x0) r5 = syz_io_uring_setup(0xd1, &(0x7f0000000480)={0x0, 0x8a73, 0x100, 0x22, 0x1b7}, 0x0, &(0x7f00000001c0)=0x0) r7 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r7, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="6c0000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="5d580000000000001c001a8018000a801400070000000000000000000000000000000001140003006970766c616e310000"], 0x6c}, 0x1, 0x0, 0x0, 0x840}, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(0x0, 0x4, &(0x7f0000000000)=0x103, 0x0, 0x4) syz_io_uring_submit(0x0, r6, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, 0x0}) io_uring_enter(r5, 0x163f, 0x9b86, 0x24, &(0x7f0000000440)={[0x1]}, 0x8) io_uring_enter(r5, 0x47ba, 0x3000000, 0x0, 0x0, 0x0) dup3(0xffffffffffffffff, r4, 0x0) unshare(0x40020000) executing program 0: syz_usb_connect(0x0, 0x24, &(0x7f0000000980)={{0x12, 0x1, 0x0, 0x6e, 0x40, 0xb7, 0x40, 0x9e1, 0x5121, 0x40c1, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x0, 0x0, 0x0, 0x0, [{{0x9, 0x4, 0x0, 0x0, 0x0, 0x3c, 0xac, 0x24}}]}}]}}, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) ioctl$COMEDI_BUFCONFIG(0xffffffffffffffff, 0x8020640d, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) executing program 0: mount(&(0x7f0000000140)=@nullb, &(0x7f0000000080)='./cgroup\x00', &(0x7f0000000440)='vxfs\x00', 0x208000, 0x0) executing program 0: pipe(&(0x7f0000000580)={0xffffffffffffffff}) r1 = fanotify_init(0x200, 0x0) fanotify_mark(r1, 0x1, 0x40000000, r0, 0x0) readv(r0, 0x0, 0x0) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000040), 0x42, 0x0) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}}) read$FUSE(r0, &(0x7f0000006380)={0x2020, 0x0, 0x0, 0x0, 0x0}, 0x2020) write$FUSE_INIT(r0, &(0x7f0000004200)={0x50, 0x0, r1, {0x7, 0x1f, 0x0, 0x2066012}}, 0x50) syz_fuse_handle_req(r0, &(0x7f00000042c0)="000000000000000000000000000000000000000000000000000000000000000090c400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000542d0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ea8286a2fba523440000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000633956a1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001800000000000000010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0x2000, &(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r4 = openat(0xffffffffffffff9c, &(0x7f0000004280)='./file0\x00', 0x0, 0x0) getdents64(r4, &(0x7f0000000240)=""/193, 0xc1) syz_fuse_handle_req(r0, &(0x7f00000021c0)="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", 0x2000, &(0x7f0000000800)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000d40)=ANY=[@ANYBLOB="50010000000000000000000000000000060000000000000002000000000000000600000000000000060000000000000005000000ffffffff090000000000000003000000000000000e010000000000000400000000000000000000000000000008000000000000000001000003000000040000000020000005000000", @ANYRES32=r2, @ANYRES32=r3, @ANYBLOB="0300000007000000000000000400000000000000000003000000000008"], 0x0, 0x0, 0x0}) executing program 0: socket$nl_sock_diag(0x10, 0x3, 0x4) syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash replaying the whole log did not cause a kernel crash single: executing 2 programs separately with timeout 5m0s testing program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_sock_diag-syz_usb_connect detailed listing: executing program 0: socket$nl_sock_diag(0x10, 0x3, 0x4) syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program crashed: WARNING: refcount bug in hdm_disconnect single: successfully extracted reproducer found reproducer with 2 syscalls minimizing guilty program testing program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_sock_diag detailed listing: executing program 0: socket$nl_sock_diag(0x10, 0x3, 0x4) program did not crash testing program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program crashed: WARNING: refcount bug in hdm_disconnect testing program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x0, 0x0, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=5m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect simplifying C reproducer testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing compiled C program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect program crashed: WARNING: refcount bug in hdm_disconnect testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash validation run: crashed=false testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash validation run: crashed=false testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program crashed: WARNING: refcount bug in hdm_disconnect validation run: crashed=true testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program crashed: WARNING: refcount bug in hdm_disconnect validation run: crashed=true testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash validation run: crashed=false testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program did not crash validation run: crashed=false testing program (duration=5m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect detailed listing: executing program 0: syz_usb_connect(0x5, 0x24, &(0x7f0000000f00)={{0x12, 0x1, 0x310, 0x58, 0x50, 0xc6, 0x10, 0x424, 0xcf19, 0x6a13, 0x1, 0x2, 0x3, 0x1, [{{0x9, 0x2, 0x12, 0x1, 0x4, 0x31, 0xb0, 0x9, [{{0x9, 0x4, 0x16, 0x2, 0x0, 0x35, 0x18, 0xfd, 0x7f}}]}}]}}, &(0x7f00000015c0)={0x0, 0x0, 0x0, 0x0}) program crashed: WARNING: refcount bug in hdm_disconnect validation run: crashed=true reproducing took 1h12m4.100321401s repro crashed as (corrupted=false): usb 2-1: Product: syz usb 2-1: Manufacturer: syz usb 2-1: SerialNumber: syz usb 2-1: USB disconnect, device number 2 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 lib/refcount.c:28 refcount_t: underflow; use-after-free. Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 1 UID: 0 PID: 3196 Comm: kworker/1:3 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Workqueue: usb_hub_wq hub_event Call trace: [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:8282083c r5:00000000 r4:8225b4f4 [<80201ae4>] (show_stack) from [<8021fdf4>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201ae4>] (show_stack) from [<8021fdf4>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120) [<8021fda0>] (dump_stack_lvl) from [<8021fe34>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:82a6dd18 [<8021fe1c>] (dump_stack) from [<80202614>] (panic+0x120/0x374 kernel/panic.c:382) [<802024f4>] (panic) from [<80258578>] (check_panic_on_warn kernel/panic.c:273 [inline]) [<802024f4>] (panic) from [<80258578>] (get_taint+0x0/0x1c kernel/panic.c:268) r3:8280c684 r2:00000001 r1:8224203c r0:822499d4 r7:808b9974 [<80258504>] (check_panic_on_warn) from [<802586dc>] (__warn+0x80/0x188 kernel/panic.c:777) [<8025865c>] (__warn) from [<802589cc>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:812) r8:00000009 r7:822b3578 r6:dfa81bfc r5:84b76c00 r4:00000000 [<802587e8>] (warn_slowpath_fmt) from [<808b9974>] (refcount_warn_saturate+0x13c/0x174 lib/refcount.c:28) r10:00000100 r9:829caa68 r8:854bb488 r7:84b56874 r6:84ec07b4 r5:84b56800 r4:841b1c00 [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (__refcount_sub_and_test include/linux/refcount.h:400 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (__refcount_dec_and_test include/linux/refcount.h:432 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (refcount_dec_and_test include/linux/refcount.h:450 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (kref_put include/linux/kref.h:64 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (kobject_put+0x158/0x1f4 lib/kobject.c:737) [<819fe170>] (kobject_put) from [<80b2a350>] (put_device+0x18/0x1c drivers/base/core.c:3800) r7:84b56874 r6:84ec07b4 r5:84b56800 r4:84ec0000 [<80b2a338>] (put_device) from [<8141c964>] (hdm_disconnect+0x90/0x9c drivers/most/most_usb.c:1129) [<8141c8d4>] (hdm_disconnect) from [<80e86c64>] (usb_unbind_interface+0x84/0x2b4 drivers/usb/core/driver.c:458) r7:84b56874 r6:84b56830 r5:00000000 r4:854bb400 [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove drivers/base/dd.c:569 [inline]) [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove+0x64/0x6c drivers/base/dd.c:561) r10:00000100 r9:854bb488 r8:00000044 r7:84b56874 r6:829caa68 r5:00000000 r4:84b56830 [<80b32374>] (device_remove) from [<80b338c8>] (__device_release_driver drivers/base/dd.c:1272 [inline]) [<80b32374>] (device_remove) from [<80b338c8>] (device_release_driver_internal+0x18c/0x200 drivers/base/dd.c:1295) r5:00000000 r4:84b56830 [<80b3373c>] (device_release_driver_internal) from [<80b33954>] (device_release_driver+0x18/0x1c drivers/base/dd.c:1318) r9:854bb488 r8:833b8140 r7:833b8138 r6:833b810c r5:84b56830 r4:833b8130 [<80b3393c>] (device_release_driver) from [<80b31a2c>] (bus_remove_device+0xcc/0x120 drivers/base/bus.c:579) [<80b31960>] (bus_remove_device) from [<80b2bd88>] (device_del+0x148/0x38c drivers/base/core.c:3881) r9:854bb488 r8:84b76c00 r7:04208060 r6:00000000 r5:84b56830 r4:84b56874 [<80b2bc40>] (device_del) from [<80e846b4>] (usb_disable_device+0xd4/0x1e8 drivers/usb/core/message.c:1418) r10:00000100 r9:00000000 r8:00000000 r7:84b56800 r6:854bb400 r5:854f9fc8 r4:60000013 [<80e845e0>] (usb_disable_device) from [<80e793c4>] (usb_disconnect+0xec/0x2ac drivers/usb/core/hub.c:2344) r9:84f6e000 r8:854bb4cc r7:840a8000 r6:854bb488 r5:854bb400 r4:60000013 [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect drivers/usb/core/hub.c:5406 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (port_event drivers/usb/core/hub.c:5870 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_event+0x1194/0x1950 drivers/usb/core/hub.c:5952) r10:00000100 r9:8414fd2c r8:840a3800 r7:854bb400 r6:8414f600 r5:00000001 r4:00000001 [<80e7b224>] (hub_event) from [<8027e2bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:833b8370 r9:8331d805 r8:84b76c00 r7:ddde2d40 r6:8331d800 r5:8414fd2c r4:84e4a300 [<8027e108>] (process_one_work) from [<8027ef04>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e108>] (process_one_work) from [<8027ef04>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b76c00 r8:84e4a32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84e4a300 [<8027ed08>] (worker_thread) from [<80285f30>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84e4a300 r8:8027ed08 r7:df915e60 r6:84e4a380 r5:84b76c00 r4:00000001 [<80285e04>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e04 r4:84e521c0 Rebooting in 86400 seconds.. final repro crashed as (corrupted=false): usb 2-1: Product: syz usb 2-1: Manufacturer: syz usb 2-1: SerialNumber: syz usb 2-1: USB disconnect, device number 2 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 3196 at lib/refcount.c:28 refcount_warn_saturate+0x13c/0x174 lib/refcount.c:28 refcount_t: underflow; use-after-free. Modules linked in: Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 1 UID: 0 PID: 3196 Comm: kworker/1:3 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT Hardware name: ARM-Versatile Express Workqueue: usb_hub_wq hub_event Call trace: [<80201a00>] (dump_backtrace) from [<80201afc>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:257) r7:00000000 r6:8282083c r5:00000000 r4:8225b4f4 [<80201ae4>] (show_stack) from [<8021fdf4>] (__dump_stack lib/dump_stack.c:94 [inline]) [<80201ae4>] (show_stack) from [<8021fdf4>] (dump_stack_lvl+0x54/0x7c lib/dump_stack.c:120) [<8021fda0>] (dump_stack_lvl) from [<8021fe34>] (dump_stack+0x18/0x1c lib/dump_stack.c:129) r5:00000000 r4:82a6dd18 [<8021fe1c>] (dump_stack) from [<80202614>] (panic+0x120/0x374 kernel/panic.c:382) [<802024f4>] (panic) from [<80258578>] (check_panic_on_warn kernel/panic.c:273 [inline]) [<802024f4>] (panic) from [<80258578>] (get_taint+0x0/0x1c kernel/panic.c:268) r3:8280c684 r2:00000001 r1:8224203c r0:822499d4 r7:808b9974 [<80258504>] (check_panic_on_warn) from [<802586dc>] (__warn+0x80/0x188 kernel/panic.c:777) [<8025865c>] (__warn) from [<802589cc>] (warn_slowpath_fmt+0x1e8/0x1f4 kernel/panic.c:812) r8:00000009 r7:822b3578 r6:dfa81bfc r5:84b76c00 r4:00000000 [<802587e8>] (warn_slowpath_fmt) from [<808b9974>] (refcount_warn_saturate+0x13c/0x174 lib/refcount.c:28) r10:00000100 r9:829caa68 r8:854bb488 r7:84b56874 r6:84ec07b4 r5:84b56800 r4:841b1c00 [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (__refcount_sub_and_test include/linux/refcount.h:400 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (__refcount_dec_and_test include/linux/refcount.h:432 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (refcount_dec_and_test include/linux/refcount.h:450 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (kref_put include/linux/kref.h:64 [inline]) [<808b9838>] (refcount_warn_saturate) from [<819fe2c8>] (kobject_put+0x158/0x1f4 lib/kobject.c:737) [<819fe170>] (kobject_put) from [<80b2a350>] (put_device+0x18/0x1c drivers/base/core.c:3800) r7:84b56874 r6:84ec07b4 r5:84b56800 r4:84ec0000 [<80b2a338>] (put_device) from [<8141c964>] (hdm_disconnect+0x90/0x9c drivers/most/most_usb.c:1129) [<8141c8d4>] (hdm_disconnect) from [<80e86c64>] (usb_unbind_interface+0x84/0x2b4 drivers/usb/core/driver.c:458) r7:84b56874 r6:84b56830 r5:00000000 r4:854bb400 [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove drivers/base/dd.c:569 [inline]) [<80e86be0>] (usb_unbind_interface) from [<80b323d8>] (device_remove+0x64/0x6c drivers/base/dd.c:561) r10:00000100 r9:854bb488 r8:00000044 r7:84b56874 r6:829caa68 r5:00000000 r4:84b56830 [<80b32374>] (device_remove) from [<80b338c8>] (__device_release_driver drivers/base/dd.c:1272 [inline]) [<80b32374>] (device_remove) from [<80b338c8>] (device_release_driver_internal+0x18c/0x200 drivers/base/dd.c:1295) r5:00000000 r4:84b56830 [<80b3373c>] (device_release_driver_internal) from [<80b33954>] (device_release_driver+0x18/0x1c drivers/base/dd.c:1318) r9:854bb488 r8:833b8140 r7:833b8138 r6:833b810c r5:84b56830 r4:833b8130 [<80b3393c>] (device_release_driver) from [<80b31a2c>] (bus_remove_device+0xcc/0x120 drivers/base/bus.c:579) [<80b31960>] (bus_remove_device) from [<80b2bd88>] (device_del+0x148/0x38c drivers/base/core.c:3881) r9:854bb488 r8:84b76c00 r7:04208060 r6:00000000 r5:84b56830 r4:84b56874 [<80b2bc40>] (device_del) from [<80e846b4>] (usb_disable_device+0xd4/0x1e8 drivers/usb/core/message.c:1418) r10:00000100 r9:00000000 r8:00000000 r7:84b56800 r6:854bb400 r5:854f9fc8 r4:60000013 [<80e845e0>] (usb_disable_device) from [<80e793c4>] (usb_disconnect+0xec/0x2ac drivers/usb/core/hub.c:2344) r9:84f6e000 r8:854bb4cc r7:840a8000 r6:854bb488 r5:854bb400 r4:60000013 [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect drivers/usb/core/hub.c:5406 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (port_event drivers/usb/core/hub.c:5870 [inline]) [<80e792d8>] (usb_disconnect) from [<80e7c3b8>] (hub_event+0x1194/0x1950 drivers/usb/core/hub.c:5952) r10:00000100 r9:8414fd2c r8:840a3800 r7:854bb400 r6:8414f600 r5:00000001 r4:00000001 [<80e7b224>] (hub_event) from [<8027e2bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:833b8370 r9:8331d805 r8:84b76c00 r7:ddde2d40 r6:8331d800 r5:8414fd2c r4:84e4a300 [<8027e108>] (process_one_work) from [<8027ef04>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e108>] (process_one_work) from [<8027ef04>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b76c00 r8:84e4a32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84e4a300 [<8027ed08>] (worker_thread) from [<80285f30>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84e4a300 r8:8027ed08 r7:df915e60 r6:84e4a380 r5:84b76c00 r4:00000001 [<80285e04>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e04 r4:84e521c0 Rebooting in 86400 seconds..