Extracting prog: 52m43.047946843s Minimizing prog: 24m53.166751885s Simplifying prog options: 0s Extracting C: 2m3.528458235s Simplifying C: 15m29.044900997s extracting reproducer from 29 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}}): mkdir-mount-openat-write-openat-write detailed listing: executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program did not crash single: failed to extract reproducer bisect: bisecting 29 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}}): [4, 7, 8, 6, 6, 13, 3, 21, 5, 8, 3, 6, 6, 5, 6, 11, 4, 4, 6, 3, 14, 1, 9, 4, 5, 4, 11, 20, 12] detailed listing: executing program 2: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/i2c-dev/i2c-0/device/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 2: r0 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000004c0)=@bpf_lsm={0x6, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000003f000000000000000000f195"], &(0x7f0000000140)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x2}, 0x94) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)=@newlink={0x3c, 0x10, 0x40d, 0x70bd2a, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bond={{0x9}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x4}]}}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=@newlink={0x34, 0x10, 0x801, 0x1000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x2031}, [@IFLA_XDP={0xc, 0x2b, 0x0, 0x1, [@IFLA_XDP_FD={0x8, 0x1, r0}]}, @IFLA_GROUP={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20048054}, 0x0) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r3, &(0x7f0000000600)={0x0, 0xc, &(0x7f0000000000)=[{&(0x7f0000000080)="2e00000010008188e6b62aa73772cc9f1ba1f848480000005e140602000000000e000a000f000000028000001294", 0x2e}], 0x1}, 0x0) executing program 4: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 4: mkdir(0x0, 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 0: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 2: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r0, 0xc004500a, &(0x7f0000000140)=0x18) ioctl$SNDCTL_DSP_SETFMT(r0, 0xc0045005, &(0x7f0000000640)=0x10) executing program 3: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 3: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) chdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00') r0 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='bcdUSB\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='0x', 0x2) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 2: r0 = fanotify_init(0x0, 0x0) fanotify_mark(r0, 0x641, 0x48001018, 0xffffffffffffffff, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x801, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x50}}, 0x0) sendmsg$IPSET_CMD_ADD(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) r2 = socket$netlink(0x10, 0x3, 0xc) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000500)={0x6c, 0xb, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x802}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x44, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0x18, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @dev={0xfe, 0x80, '\x00', 0x1f}}}, @IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @local}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e24}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6c}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x48}, 0x4800) r4 = fanotify_init(0x4, 0x1) fanotify_mark(r4, 0x40, 0x40001018, 0xffffffffffffffff, 0x0) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0xe) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0xe5f, 0x80000) r3 = eventfd2(0x42000006, 0x801) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000240)={r3, 0x7, 0x2, r2}) r4 = eventfd2(0xe5c, 0x80000) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)={r4, 0x7, 0x2, r2}) close(0x4) executing program 1: r0 = openat$kvm(0x0, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x1) ioctl$KVM_IOEVENTFD(r1, 0x40a0ae49, &(0x7f0000000080)={0x7ff}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000000)={0x40000000000, 0x308000, 0x8}) executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x42082, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000007c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x4, 0x35dfdbfd, {0x0, 0x0, 0x0, r2, {0x0, 0xb}, {0xffff, 0xffff}, {0xfff2}}, [@qdisc_kind_options=@q_tbf={{0x8}, {0xc, 0x2, [@TCA_TBF_BURST={0x8, 0x6, 0x10001}]}}]}, 0x38}, 0x1, 0x0, 0x0, 0x40088c1}, 0x0) executing program 1: mkdir(0x0, 0x1ff) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f0000000140)) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/devices/platform/dummy_hcd.0/power/control\x00', 0x0, 0x0) read(r0, &(0x7f00000001c0)=""/10, 0xa) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/ffs.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) pipe2(&(0x7f0000000200)={0x0, 0x0}, 0x0) write(r1, &(0x7f00000001c0)='functionfs\x00', 0xb) read(r0, &(0x7f0000000100), 0xb) mount(&(0x7f0000000240)=@filename='usb0\x00', &(0x7f0000000280)='./ffs\x00', &(0x7f0000000100), 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./ffs/ep0\x00', 0x2, 0x0) write(r2, &(0x7f0000000300)="030000003300000007000000010000000100000001000000090400000000000000090400000000000000090400000000000000", 0x33) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0) write(r0, &(0x7f00000002c0)='1', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000480)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1\x00', 0x1ff) r1 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/direction\x00', 0x1, 0x0) write(r1, &(0x7f0000000540)='2', 0x1) write(0xffffffffffffffff, &(0x7f0000000600)='2', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/num_groups\x00', 0x1, 0x0) write(r2, &(0x7f00000006c0)='3', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_first_group\x00', 0x1, 0x0) write(r3, &(0x7f0000000780)='2', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f00000007c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_num_groups\x00', 0x1, 0x0) write(r4, &(0x7f0000000840)='3', 0x1) symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00') r5 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r5, &(0x7f0000000940)='dummy_udc.0', 0xb) executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x40441, 0x106) linkat(0xffffffffffffffff, 0x0, 0xffffffffffffffff, &(0x7f0000000400)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) openat$audio1(0xffffffffffffff9c, &(0x7f0000000080), 0x129202, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f00000003c0)={"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"}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000000)={0x8000000, 0xffff1000, 0x1, 0x1, 0x999}) program crashed: KASAN: slab-use-after-free Read in lockref_get bisect: bisecting 29 programs bisect: split chunks (needed=false): <28> bisect: split chunk #0 of len 28 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}}): [3, 6, 6, 5, 6, 11, 4, 4, 6, 3, 14, 1, 9, 4, 5, 4, 11, 20, 12] detailed listing: executing program 2: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r0, 0xc004500a, &(0x7f0000000140)=0x18) ioctl$SNDCTL_DSP_SETFMT(r0, 0xc0045005, &(0x7f0000000640)=0x10) executing program 3: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 3: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) chdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00') r0 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='bcdUSB\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='0x', 0x2) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 2: r0 = fanotify_init(0x0, 0x0) fanotify_mark(r0, 0x641, 0x48001018, 0xffffffffffffffff, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x801, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x50}}, 0x0) sendmsg$IPSET_CMD_ADD(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) r2 = socket$netlink(0x10, 0x3, 0xc) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000500)={0x6c, 0xb, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x802}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x44, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0x18, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @dev={0xfe, 0x80, '\x00', 0x1f}}}, @IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @local}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e24}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6c}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x48}, 0x4800) r4 = fanotify_init(0x4, 0x1) fanotify_mark(r4, 0x40, 0x40001018, 0xffffffffffffffff, 0x0) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0xe) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0xe5f, 0x80000) r3 = eventfd2(0x42000006, 0x801) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000240)={r3, 0x7, 0x2, r2}) r4 = eventfd2(0xe5c, 0x80000) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)={r4, 0x7, 0x2, r2}) close(0x4) executing program 1: r0 = openat$kvm(0x0, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x1) ioctl$KVM_IOEVENTFD(r1, 0x40a0ae49, &(0x7f0000000080)={0x7ff}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000000)={0x40000000000, 0x308000, 0x8}) executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x42082, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000007c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x4, 0x35dfdbfd, {0x0, 0x0, 0x0, r2, {0x0, 0xb}, {0xffff, 0xffff}, {0xfff2}}, [@qdisc_kind_options=@q_tbf={{0x8}, {0xc, 0x2, [@TCA_TBF_BURST={0x8, 0x6, 0x10001}]}}]}, 0x38}, 0x1, 0x0, 0x0, 0x40088c1}, 0x0) executing program 1: mkdir(0x0, 0x1ff) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f0000000140)) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/devices/platform/dummy_hcd.0/power/control\x00', 0x0, 0x0) read(r0, &(0x7f00000001c0)=""/10, 0xa) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/ffs.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) pipe2(&(0x7f0000000200)={0x0, 0x0}, 0x0) write(r1, &(0x7f00000001c0)='functionfs\x00', 0xb) read(r0, &(0x7f0000000100), 0xb) mount(&(0x7f0000000240)=@filename='usb0\x00', &(0x7f0000000280)='./ffs\x00', &(0x7f0000000100), 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./ffs/ep0\x00', 0x2, 0x0) write(r2, &(0x7f0000000300)="030000003300000007000000010000000100000001000000090400000000000000090400000000000000090400000000000000", 0x33) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0) write(r0, &(0x7f00000002c0)='1', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000480)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1\x00', 0x1ff) r1 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/direction\x00', 0x1, 0x0) write(r1, &(0x7f0000000540)='2', 0x1) write(0xffffffffffffffff, &(0x7f0000000600)='2', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/num_groups\x00', 0x1, 0x0) write(r2, &(0x7f00000006c0)='3', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_first_group\x00', 0x1, 0x0) write(r3, &(0x7f0000000780)='2', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f00000007c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_num_groups\x00', 0x1, 0x0) write(r4, &(0x7f0000000840)='3', 0x1) symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00') r5 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r5, &(0x7f0000000940)='dummy_udc.0', 0xb) executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x40441, 0x106) linkat(0xffffffffffffffff, 0x0, 0xffffffffffffffff, &(0x7f0000000400)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) openat$audio1(0xffffffffffffff9c, &(0x7f0000000080), 0x129202, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f00000003c0)={"a98943027b7877a82a95053b7bf1285c7c7c8794c31f6c3c2dafb0073468cbebd8ba9672227f1af767deeff4f6a62baa8be3df6c13750af3a58cd0339b9d1e4cf41d0702e2e531e88ae6cac270f3ff0553ffd78cd14cf1c29830b18d83f6a4c5e19da8293aa0648e6dabe030cc07ace78e1c6061b1552cdf438a1fa3e45258f7ca10ea5721aeb3101b38409c9fd938f8485e59b586281c9aeea23df946bf383c2cd8a8bcad563bbff4610e3879846d09ff6f33f59796bb54d42f9f699ee602b8c8f9b09d807083acaa003a6e3fd6037d55edd8d939cac4618f9f2ff0210f7e6e86d215eb39ad672e1aedd21405ae3f27a1e647b7c58758302cae3d54304280c60d229a07f14923b6fb39f92bcaedd8fe75c2615a13aa1a46db7d96747719b20279a50da58d140a23d2cdd8797eedfeb568d962bf9946d3a241b2c266968c102260e7ac25f9230604a9293521bd3dc9ace18b9df9d0192b5a55b3864e013d43361429f1166341b39d82f25667490dad0384ac20ae4871bb8f2ad7052582d0f34aa583827207a07abc789e4595df28114a284cc46afda37092738e35b6d335d819fa9b5b4656be155ce446551ddc1c716e47c5c517a14c85c0f40bc9891b67c9def98a9c2e90937ee96055264a82b37141002be6b7b3d735f5d32f97eface5f30e7da35b05ec54dc7c005e45cd016ca0cecabbf2c3ab89572b9b923c89dab38937f6241e4b4aac1cd3fd0097e579cdba017849d2250a6e8ac7c0de3e1706097af397fa65d5727b15d74b733cfa05147ec778fd89587fb37a8c899cee62d3682422e7fddbf9b8538342ffdc5ac253b74057ac8b1bf3c0d600ff3939cf855abe327235258e187148c256f05bee013f299ac0b39cbeb535d07ee14c33fa8acf14f986be1a1e432e6369236d1accfbcbad7a7e2e84ef96e81194204948d2e033fe750667304ea7502f8cfb793d50a6a9d33a2b19d1272d934881ad8c96d4d91480e2530bf0ef00b805daf26bd53c9591c74e57fa5aeb4d84bd72c17380f90a9cdbaa3c52eb83076567e8512e13cb37c8e5de3b6cd759e22e09eeca1f3d588c8c39a9cda77278a019e6494c8caacbb60d47bc88a72a19b6e10600f1039d6935cc7b8583fa28e753958e1b35c7fa4d7dee0a86cfe16fd49f9f36dca5777a645d0a848304998ee9c206e6e194795bb0f310138fc6092fb4a0801183b0f13d318a05d47e4e7a47920d3ce48cfb393365997233bca735977fa1c28c8e9dd387cf661bf12c1365c0424bc940f450ae25ac7878cec9616021dab8890205abd530806288dcd0db66daaae9b9ef163d497f6a901efcaa5791042a1fc17b8ae1ae008c52e3ed094f550ae78b6e46e504a0e3fd1de7c28466ff2c9f3872739505ca71fabf658412f4db7dccf3eeff79ea60b816d933ad25d388175681abd6fa5bdf64ca9f6ca1ffd8"}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000000)={0x8000000, 0xffff1000, 0x1, 0x1, 0x999}) 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}}): [4, 7, 8, 6, 6, 13, 3, 21, 5, 8, 6, 1, 9, 4, 5, 4, 11, 20, 12] detailed listing: executing program 2: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/i2c-dev/i2c-0/device/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 2: r0 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000004c0)=@bpf_lsm={0x6, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000003f000000000000000000f195"], &(0x7f0000000140)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x2}, 0x94) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)=@newlink={0x3c, 0x10, 0x40d, 0x70bd2a, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bond={{0x9}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x4}]}}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=@newlink={0x34, 0x10, 0x801, 0x1000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x2031}, [@IFLA_XDP={0xc, 0x2b, 0x0, 0x1, [@IFLA_XDP_FD={0x8, 0x1, r0}]}, @IFLA_GROUP={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20048054}, 0x0) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r3, &(0x7f0000000600)={0x0, 0xc, &(0x7f0000000000)=[{&(0x7f0000000080)="2e00000010008188e6b62aa73772cc9f1ba1f848480000005e140602000000000e000a000f000000028000001294", 0x2e}], 0x1}, 0x0) executing program 4: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 4: mkdir(0x0, 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 0: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 1: connect$bt_l2cap(0xffffffffffffffff, &(0x7f0000000080)={0x1f, 0x0, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0xe) executing program 3: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180), 0x80102, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = eventfd2(0xe5f, 0x80000) r3 = eventfd2(0x42000006, 0x801) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000240)={r3, 0x7, 0x2, r2}) r4 = eventfd2(0xe5c, 0x80000) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)={r4, 0x7, 0x2, r2}) close(0x4) executing program 1: r0 = openat$kvm(0x0, &(0x7f0000000040), 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x1) ioctl$KVM_IOEVENTFD(r1, 0x40a0ae49, &(0x7f0000000080)={0x7ff}) ioctl$KVM_SET_MEMORY_ATTRIBUTES(r1, 0x4020aed2, &(0x7f0000000000)={0x40000000000, 0x308000, 0x8}) executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x42082, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x2}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) sendmsg$nl_route_sched(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000580)={&(0x7f00000007c0)=@newqdisc={0x38, 0x24, 0x4ee4e6a52ff56541, 0x4, 0x35dfdbfd, {0x0, 0x0, 0x0, r2, {0x0, 0xb}, {0xffff, 0xffff}, {0xfff2}}, [@qdisc_kind_options=@q_tbf={{0x8}, {0xc, 0x2, [@TCA_TBF_BURST={0x8, 0x6, 0x10001}]}}]}, 0x38}, 0x1, 0x0, 0x0, 0x40088c1}, 0x0) executing program 1: mkdir(0x0, 0x1ff) mount(&(0x7f0000000080)=@filename='none\x00', &(0x7f00000000c0)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, &(0x7f0000000140)) r0 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./sys/devices/platform/dummy_hcd.0/power/control\x00', 0x0, 0x0) read(r0, &(0x7f00000001c0)=""/10, 0xa) executing program 4: mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./config/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000140)='./config/usb_gadget/g1/functions/ffs.usb0\x00', 0x1ff) mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) pipe2(&(0x7f0000000200)={0x0, 0x0}, 0x0) write(r1, &(0x7f00000001c0)='functionfs\x00', 0xb) read(r0, &(0x7f0000000100), 0xb) mount(&(0x7f0000000240)=@filename='usb0\x00', &(0x7f0000000280)='./ffs\x00', &(0x7f0000000100), 0x0, 0x0) r2 = openat(0xffffffffffffff9c, &(0x7f00000002c0)='./ffs/ep0\x00', 0x2, 0x0) write(r2, &(0x7f0000000300)="030000003300000007000000010000000100000001000000090400000000000000090400000000000000090400000000000000", 0x33) executing program 3: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='./my_configfs\x00', &(0x7f0000000140)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000180)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f00000001c0)='./my_configfs/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000200)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000240)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.0/direction\x00', 0x1, 0x0) write(r0, &(0x7f00000002c0)='1', 0x1) mkdirat(0xffffffffffffff9c, &(0x7f0000000480)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1\x00', 0x1ff) r1 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/direction\x00', 0x1, 0x0) write(r1, &(0x7f0000000540)='2', 0x1) write(0xffffffffffffffff, &(0x7f0000000600)='2', 0x1) r2 = openat(0xffffffffffffff9c, &(0x7f0000000640)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/num_groups\x00', 0x1, 0x0) write(r2, &(0x7f00000006c0)='3', 0x1) r3 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_first_group\x00', 0x1, 0x0) write(r3, &(0x7f0000000780)='2', 0x1) r4 = openat(0xffffffffffffff9c, &(0x7f00000007c0)='./my_configfs/usb_gadget/g1/functions/midi2.usb0/ep.0/block.1/midi1_num_groups\x00', 0x1, 0x0) write(r4, &(0x7f0000000840)='3', 0x1) symlinkat(&(0x7f0000000880)='./my_configfs/usb_gadget/g1/functions/midi2.usb0\x00', 0xffffffffffffff9c, &(0x7f00000008c0)='./my_configfs/usb_gadget/g1/configs/c.1/midi2.usb0\x00') r5 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/usb_gadget/g1/UDC\x00', 0x1, 0x0) write(r5, &(0x7f0000000940)='dummy_udc.0', 0xb) executing program 1: openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x40441, 0x106) linkat(0xffffffffffffffff, 0x0, 0xffffffffffffffff, &(0x7f0000000400)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) sendmsg$IPSET_CMD_CREATE(0xffffffffffffffff, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) openat$audio1(0xffffffffffffff9c, &(0x7f0000000080), 0x129202, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x1) ioctl$KVM_SET_LAPIC(r2, 0x4400ae8f, &(0x7f00000003c0)={"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"}) ioctl$KVM_SIGNAL_MSI(r1, 0x4020aea5, &(0x7f0000000000)={0x8000000, 0xffff1000, 0x1, 0x1, 0x999}) program did not crash bisect: testing without sub-chunk 3/3 testing program (duration=35s, {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, 8, 6, 6, 13, 3, 21, 5, 8, 3, 6, 6, 5, 6, 11, 4, 4, 6, 3, 14] detailed listing: executing program 2: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/i2c-dev/i2c-0/device/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 2: r0 = bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f00000004c0)=@bpf_lsm={0x6, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="18000000003f000000000000000000f195"], &(0x7f0000000140)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, 0x1b, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x2}, 0x94) r1 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r1, &(0x7f00000006c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000040)=@newlink={0x3c, 0x10, 0x40d, 0x70bd2a, 0x0, {0x0, 0x0, 0x0, 0x0, 0x1}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bond={{0x9}, {0xc, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x4}]}}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=@newlink={0x34, 0x10, 0x801, 0x1000000, 0x0, {0x0, 0x0, 0x0, 0x0, 0x2031}, [@IFLA_XDP={0xc, 0x2b, 0x0, 0x1, [@IFLA_XDP_FD={0x8, 0x1, r0}]}, @IFLA_GROUP={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20048054}, 0x0) r3 = socket$kcm(0x10, 0x2, 0x0) sendmsg$kcm(r3, &(0x7f0000000600)={0x0, 0xc, &(0x7f0000000000)=[{&(0x7f0000000080)="2e00000010008188e6b62aa73772cc9f1ba1f848480000005e140602000000000e000a000f000000028000001294", 0x2e}], 0x1}, 0x0) executing program 4: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 4: mkdir(0x0, 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 0: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 2: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r0, 0xc004500a, &(0x7f0000000140)=0x18) ioctl$SNDCTL_DSP_SETFMT(r0, 0xc0045005, &(0x7f0000000640)=0x10) executing program 3: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 3: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) chdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00') r0 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='bcdUSB\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='0x', 0x2) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 2: r0 = fanotify_init(0x0, 0x0) fanotify_mark(r0, 0x641, 0x48001018, 0xffffffffffffffff, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x801, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x50}}, 0x0) sendmsg$IPSET_CMD_ADD(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) r2 = socket$netlink(0x10, 0x3, 0xc) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000500)={0x6c, 0xb, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x802}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x44, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0x18, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @dev={0xfe, 0x80, '\x00', 0x1f}}}, @IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @local}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e24}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6c}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x48}, 0x4800) r4 = fanotify_init(0x4, 0x1) fanotify_mark(r4, 0x40, 0x40001018, 0xffffffffffffffff, 0x0) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get bisect: the chunk can be dropped bisect: split chunks (needed=true): <10>, <10> bisect: split chunk #0 of len 10 into 2 parts bisect: testing without sub-chunk 1/2 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}}): [13, 3, 21, 5, 8, 3, 6, 6, 5, 6, 11, 4, 4, 6, 3, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 2: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$SNDCTL_DSP_SETFRAGMENT(r0, 0xc004500a, &(0x7f0000000140)=0x18) ioctl$SNDCTL_DSP_SETFMT(r0, 0xc0045005, &(0x7f0000000640)=0x10) executing program 3: mkdir(&(0x7f0000000000)='config\x00', 0x1ff) mount(0x0, &(0x7f0000000100)='config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000300)='config/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000400)='config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000500)='config/usb_gadget/g1/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000000140)="3434313002", 0x5) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000001000)='./sys/bus/pci/devices/0000:00:06.0/driver/unbind\x00', 0x1, 0x0) write(r0, &(0x7f0000001100)='0000:00:06.0', 0xc) r1 = openat(0xffffffffffffff9c, &(0x7f0000001a00)='./sys/bus/pci/drivers/dwc2-pci/new_id\x00', 0x1, 0x0) write(r1, &(0x7f0000001b00)='8086 100e', 0x9) executing program 3: mkdirat(0xffffffffffffff9c, 0x0, 0x1ff) mount(0x0, &(0x7f0000000080)='./config\x00', &(0x7f00000000c0)='configfs\x00', 0x0, 0x0) chdir(&(0x7f0000000240)='./config/usb_gadget/g1\x00') r0 = openat(0xffffffffffffff9c, &(0x7f00000004c0)='bcdUSB\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='0x', 0x2) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 2: r0 = fanotify_init(0x0, 0x0) fanotify_mark(r0, 0x641, 0x48001018, 0xffffffffffffffff, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_CREATE(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000044c0)={&(0x7f0000000100)={0x50, 0x2, 0x6, 0x801, 0x0, 0x0, {}, [@IPSET_ATTR_FAMILY={0x5, 0x5, 0xa}, @IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_TYPENAME={0x15, 0x3, 'hash:ip,port,net\x00'}]}, 0x50}}, 0x0) sendmsg$IPSET_CMD_ADD(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000780)=ANY=[@ANYBLOB="74000000090601020000000000000000030000000900020073797a310000000005000100070000004c0007801800018014000240fe8000000000000000000000000000aa1800148014000240fc000000000000000000000000000000060004404e1f0000050007008400000006000540"], 0x74}, 0x1, 0x0, 0x0, 0x10040003}, 0x0) r2 = socket$netlink(0x10, 0x3, 0xc) sendmmsg(r2, &(0x7f00000002c0), 0x40000000000009f, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_TEST(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000500)={0x6c, 0xb, 0x6, 0x301, 0x0, 0x0, {0x5, 0x0, 0x802}, [@IPSET_ATTR_PROTOCOL={0x5}, @IPSET_ATTR_DATA={0x44, 0x7, 0x0, 0x1, [@IPSET_ATTR_IP2={0x18, 0x14, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @dev={0xfe, 0x80, '\x00', 0x1f}}}, @IPSET_ATTR_IP={0x18, 0x1, 0x0, 0x1, @IPSET_ATTR_IPADDR_IPV6={0x14, 0x2, 0x1, 0x0, @local}}, @IPSET_ATTR_PORT={0x6, 0x4, 0x1, 0x0, 0x4e24}, @IPSET_ATTR_PROTO={0x5, 0x7, 0x6c}]}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x6c}, 0x1, 0x0, 0x0, 0x48}, 0x4800) r4 = fanotify_init(0x4, 0x1) fanotify_mark(r4, 0x40, 0x40001018, 0xffffffffffffffff, 0x0) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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 chunk #1 of len 10 into 2 parts bisect: testing without sub-chunk 1/2 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}}): [13, 3, 21, 5, 8, 6, 4, 4, 6, 3, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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): <5>, <5> bisect: split chunk #0 of len 5 into 2 parts bisect: testing without sub-chunk 1/2 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}}): [5, 8, 6, 4, 4, 6, 3, 14] detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./config\x00', &(0x7f0000000200)='configfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./config/usb_gadget/g_uac2\x00', 0x1ff) mkdirat(0xffffffffffffff9c, &(0x7f0000000500)='./config/usb_gadget/g_uac2/functions/uac2.usb0\x00', 0x1ff) write(0xffffffffffffffff, &(0x7f0000001100)='0', 0x1) executing program 0: openat$procfs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/zoneinfo\x00', 0x0, 0x0) socket$pptp(0x18, 0x1, 0x2) prctl$PR_SET_MM_MAP(0x23, 0xe, &(0x7f0000000080)={&(0x7f0000ff0000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ff8000/0x4000)=nil, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffb000/0x3000)=nil, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000ffa000/0x1000)=nil, &(0x7f0000ff8000/0x2000)=nil, 0x0}, 0x68) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x10, 0x4, &(0x7f0000000040)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0xd}, 0x94) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4004045) r0 = io_uring_setup(0x1b81, &(0x7f0000000040)={0x0, 0x24d34f, 0x1f480, 0x3, 0x3b8}) syz_emit_ethernet(0x22, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) io_uring_enter(r0, 0x12a, 0xffffffdc, 0x17, 0x0, 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program did not crash bisect: testing without sub-chunk 2/2 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}}): [13, 3, 21, 6, 4, 4, 6, 3, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 3: mkdir(&(0x7f0000000000)='./debugfs\x00', 0x1ff) mount(0x0, &(0x7f0000000500)='./debugfs\x00', &(0x7f0000000600)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000700)='./debugfs/dynamic_debug/control\x00', 0x1, 0x0) write(r0, 0x0, 0x0) executing program 1: mkdir(&(0x7f0000000040)='./mysys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./mysys/bus/pci/devices/0000:00:01.0/config\x00', 0x2, 0x0) pread64(r0, &(0x7f0000000440)=""/246, 0xf6, 0x12) executing program 3: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x3, 0x3) r1 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000001400000018"], 0x44}}, 0x0) ioctl$FS_IOC_GETFSLABEL(0xffffffffffffffff, 0x400452c8, &(0x7f0000000100)) capset(&(0x7f0000000080)={0x20071026}, &(0x7f0000000040)={0x200000, 0x200000}) ioctl$FS_IOC_GETFSLABEL(r0, 0x400452c9, &(0x7f0000000100)) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get bisect: the chunk can be dropped bisect: split chunk #1 of len 5 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}}): [13, 3, 21, 6, 3, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lookup_noperm_common 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): <3>, <2> bisect: split chunk #0 of len 3 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}}): [21, 6, 3, 14] detailed listing: executing program 2: mount(&(0x7f0000000000)=@filename='none\x00', &(0x7f0000000100)='./sys\x00', &(0x7f0000000200)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, 0x0, 0x0) mkdir(&(0x7f0000000600)='./config\x00', 0x1ff) mount(0x0, &(0x7f0000000600)='./config\x00', &(0x7f0000000700)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000800)='./config/usb_gadget/g1\x00', 0x1ff) close(0xffffffffffffffff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) mkdir(&(0x7f0000000d00)='./config/usb_gadget/g1/configs/c.1\x00', 0x1ff) mkdir(&(0x7f0000000e00)='./config/usb_gadget/g1/functions/ecm.usb0\x00', 0x1ff) openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) chdir(&(0x7f0000001100)='./config/usb_gadget/g1\x00') symlink(&(0x7f0000001200)='functions/ecm.usb0\x00', &(0x7f0000001300)='configs/c.1/ecm.usb0\x00') r0 = openat(0xffffffffffffff9c, &(0x7f0000001400)='UDC\x00', 0x1, 0x0) write(r0, &(0x7f0000001500)='dummy_udc.0', 0xb) close(r0) setns(0xc9, 0x0) r1 = socket(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCSIFFLAGS(r1, 0x8914, &(0x7f0000001700)={'syzkaller0\x00', 0x41}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000001900)={'syzkaller0\x00', 0x0}) r3 = socket$packet(0x11, 0x3, 0x300) sendto$packet(r3, &(0x7f0000001b00)='abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWX', 0x32, 0x0, &(0x7f0000001c00)={0x11, 0x300, r2, 0x1, 0x0, 0x6, @random='abcdef'}, 0x14) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 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}}): [13, 3, 6, 3, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 1: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, &(0x7f0000000400)='\x00') write(0xffffffffffffffff, &(0x7f0000000600)='anx7411 0x2c\x00', 0xd) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get bisect: the chunk can be dropped bisect: split chunk #1 of len 2 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}}): [13, 3, 6, 14] detailed listing: executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f00000002c0)={'wlan1\x00'}) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='memory.events\x00', 0x275a, 0x0) openat$tun(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000380)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc-cast5-avx\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f00000004c0)="2c385a7af3be", 0x6) r2 = accept4(r1, 0x0, 0x0, 0x800) sendmmsg$alg(r2, &(0x7f0000000040)=[{0x0, 0x0, &(0x7f0000000000)=[{&(0x7f0000000080)="f78d9ca38fff48f3be52163448412ba8", 0xfffffe3f}, {&(0x7f0000000140)="ebe3a0e9796cfd1647e299f4e376fdba128280b372219d205e81f4a7f71c1926aae1efd7e0054a863f3d5cfe6cb55b5bb9fa6935849e6098ed884e7cb51726b360fbb37b4fe035bbb095873048", 0xff31}, {&(0x7f00000003c0)="e8700e444d50a969ff67347cff6127e6ef12ee3819271482a4975a52c1ab9b8b4db3945d1032005eabe97b4dc33a47d3a158da988456d30026b433186f53cdcdb93a4722bf306a10470d50f5cb1ece9ead3459bab1cf1538cd0b157653c5e892962c80f158c443e9c6ad7d2a8103ef2f4b93766b9a21501f94c1568b13756b66f74f46cf801704d2da8b96c34070b233af0afcc436712e58ed25e721193af05a045ad3fdc928f02f3dbad19d3e66eebda2e63f3f46ef4511cee26d7b48241847bf9e343ef4674c45e2a085060f11"}], 0x1, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x40800) recvmsg(r2, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$NL80211_CMD_FRAME(r3, &(0x7f0000001380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="f4060000", @ANYRES16=r4, @ANYBLOB="01000000000000e14f003b00000008000300", @ANYRES32, @ANYBLOB="d50633008000009effffffffffff080211000001"], 0x6f4}}, 0x0) executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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): <2>, <1> 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}}): [3, 6, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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 chunk #1 of len 1 into 2 parts bisect: no way to further split the chunk bisect: split chunks (needed=true): <1>, <1, final> bisect: split chunk #0 of len 1 into 2 parts bisect: no way to further split the chunk bisect: 3 programs left: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) r0 = syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000040)=[0x2, 0x9]) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) bisect: trying to concatenate bisect: concatenate 3 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}}): [2, 6, 14] detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) syz_open_dev$evdev(&(0x7f0000000000), 0xe, 0x2000) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 6, 14] detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [0, 6, 14] detailed listing: executing program 0: executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) r1 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r1, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program did not crash minimized 3 calls -> 1 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}}): [1, 5, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 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}}): [1, 5, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000500)='ccgx-ucsi 0x08\x00', 0xf) write(0xffffffffffffffff, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 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}}): [1, 5, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000400)='./sys/bus/i2c/devices/i2c-0/new_device\x00', 0x1, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 3, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 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}}): [1, 3, 14] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 4: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000001000)='./my_configfs/target/core/rd_mcp_0/dev0/alua/default_tg_pt_gp/members\x00', 0x0, 0x0) program did not crash minimized 6 calls -> 4 calls minimizing program #2 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}}): [1, 4, 13] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) mkdir(&(0x7f0000000d00)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1/lun/lun_0\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 12] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) r1 = openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) write(r1, &(0x7f0000000c00)='1', 0x1) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 11] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) openat(0xffffffffffffff9c, &(0x7f0000000b00)='./my_configfs/target/core/rd_mcp_0/dev0/enable\x00', 0x1, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 10] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) write(r0, &(0x7f0000000a00)='rd_pages=8', 0xa) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 9] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) openat(0xffffffffffffff9c, &(0x7f0000000900)='./my_configfs/target/core/rd_mcp_0/dev0/control\x00', 0x1, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 8] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) mkdir(&(0x7f0000000800)='./my_configfs/target/core/rd_mcp_0/dev0\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 7] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) mkdir(&(0x7f0000000600)='./my_configfs/target/usb_gadget/naa.1234567890abcdef/tpgt_1\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 6] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) mkdir(&(0x7f0000000500)='./my_configfs/target/usb_gadget/naa.1234567890abcdef\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 5] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) mkdir(&(0x7f0000000400)='./my_configfs/target/usb_gadget\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 4] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) mkdir(&(0x7f0000000300)='./my_configfs/usb_gadget/g1/functions/tcm.usb0\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 3] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000200)='./my_configfs/usb_gadget/g1\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 2] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) mount(0x0, &(0x7f0000000000)='./my_configfs\x00', &(0x7f0000000100)='configfs\x00', 0x0, 0x0) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 1] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: mkdir(&(0x7f0000000000)='./my_configfs\x00', 0x1ff) program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): [1, 4, 0] detailed listing: executing program 4: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) executing program 0: program crashed: KASAN: slab-use-after-free Read in lockref_get minimized 14 calls -> 0 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}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program crashed: KASAN: slab-use-after-free Read in lockref_get bisect: concatenation succeeded found reproducer with 5 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}}): syz_usb_connect-mkdir-mount-openat detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 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}}): syz_usb_connect-mkdir-mount-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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}}): mkdir-mount-openat-write detailed listing: executing program 0: mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, 0x0, 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(0x0, 0x1ff) mount(&(0x7f0000000100)=@filename='none\x00', &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program crashed: general protection fault in start_dirop 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, 0x0, &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', 0x0, 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) 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_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, 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}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700), 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}}): syz_usb_connect-mkdir-mount-openat-write program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): syz_usb_connect-mkdir-mount-openat-write program crashed: KASAN: slab-use-after-free Read in lockref_get 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}}): syz_usb_connect-mkdir-mount-openat-write program did not crash testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 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_usb_connect-mkdir-mount-openat-write program did not crash testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): syz_usb_connect-mkdir-mount-openat-write program crashed: KASAN: slab-use-after-free Read in lockref_get testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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}}): syz_usb_connect-mkdir-mount-openat-write program crashed: KASAN: slab-use-after-free Read in lockref_get testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write program crashed: general protection fault in start_dirop testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write program crashed: general protection fault in __simple_recursive_removal a never seen crash title: general protection fault in __simple_recursive_removal, ignore testing compiled C program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write program crashed: KASAN: slab-use-after-free Read in lockref_get testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program did not crash validation run: crashed=false testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program crashed: KASAN: slab-use-after-free Read in lockref_get validation run: crashed=true testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program did not crash validation run: crashed=false testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program crashed: KASAN: slab-use-after-free Read in lockref_get validation run: crashed=true testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program did not crash validation run: crashed=false testing program (duration=45s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdir-mount-openat-write detailed listing: executing program 0: syz_usb_connect(0x2, 0x9a2, &(0x7f0000000280)=ANY=[@ANYBLOB="12010000d0241710d8050a81b892000000010902900902000000000904"], 0x0) mkdir(&(0x7f0000000000)='./sys\x00', 0x1ff) mount(0x0, &(0x7f0000000200)='./sys\x00', &(0x7f0000000300)='sysfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000600)='./sys/bus/i2c/devices/i2c-1/new_device\x00', 0x1, 0x0) write(r0, &(0x7f0000000700)='ccgx-ucsi 0x08\x00', 0xf) program crashed: KASAN: slab-use-after-free Read in lockref_get validation run: crashed=true reproducing took 1h45m50.772117649s repro crashed as (corrupted=false): dvb-usb: bulk message failed: -22 (5/0) dvb-usb: bulk message failed: -22 (6/0) dvb-usb: bulk message failed: -22 (5/0) ucsi_ccg 1-0008: ucsi_ccg_init failed - -110 ================================================================== BUG: KASAN: slab-use-after-free in __raw_spin_lock include/linux/spinlock_api_smp.h:158 [inline] BUG: KASAN: slab-use-after-free in _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:158 Read of size 1 at addr ffff888059c78e08 by task syz.2.22/5963 CPU: 1 UID: 0 PID: 5963 Comm: syz.2.22 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __kasan_check_byte+0x36/0x50 mm/kasan/common.c:574 kasan_check_byte include/linux/kasan.h:402 [inline] lock_acquire kernel/locking/lockdep.c:5842 [inline] lock_acquire+0x132/0x370 kernel/locking/lockdep.c:5825 __raw_spin_lock include/linux/spinlock_api_smp.h:158 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:158 spin_lock include/linux/spinlock.h:342 [inline] lockref_get+0x15/0x50 lib/lockref.c:50 dget include/linux/dcache.h:364 [inline] __simple_recursive_removal+0x3d/0x5c0 fs/libfs.c:601 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 i2c_device_probe+0x6e2/0xd10 drivers/i2c/i2c-core-base.c:610 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 i2c_new_client_device+0x660/0xd30 drivers/i2c/i2c-core-base.c:1019 new_device_store+0x20f/0x420 drivers/i2c/i2c-core-base.c:1307 dev_attr_store+0x58/0x80 drivers/base/core.c:2505 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb1e299de99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd504da868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fb1e2c25fa0 RCX: 00007fb1e299de99 RDX: 000000000000000f RSI: 0000200000000700 RDI: 0000000000000004 RBP: 00007fb1e2a33eaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb1e2c25fac R14: 00007fb1e2c25fa0 R15: 00007fb1e2c25fa0 Allocated by task 5963: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 unpoison_slab_object mm/kasan/common.c:340 [inline] __kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:366 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4612 [inline] slab_alloc_node mm/slub.c:4945 [inline] kmem_cache_alloc_lru_noprof+0x267/0x6a0 mm/slub.c:4978 __d_alloc+0x35/0xa50 fs/dcache.c:1902 d_alloc+0x4a/0x1e0 fs/dcache.c:1981 lookup_one_qstr_excl+0x171/0x250 fs/namei.c:1806 __start_dirop fs/namei.c:2920 [inline] start_dirop+0x59/0xb0 fs/namei.c:2942 simple_start_creating+0xf9/0x110 fs/libfs.c:2305 debugfs_start_creating.part.0+0x82/0x170 fs/debugfs/inode.c:394 debugfs_start_creating fs/debugfs/inode.c:371 [inline] debugfs_create_dir+0x72/0x440 fs/debugfs/inode.c:572 i2c_device_probe+0x5f5/0xd10 drivers/i2c/i2c-core-base.c:588 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 i2c_new_client_device+0x660/0xd30 drivers/i2c/i2c-core-base.c:1019 new_device_store+0x20f/0x420 drivers/i2c/i2c-core-base.c:1307 dev_attr_store+0x58/0x80 drivers/base/core.c:2505 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 23: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2705 [inline] slab_free mm/slub.c:6405 [inline] kmem_cache_free+0x127/0x6b0 mm/slub.c:6532 rcu_do_batch kernel/rcu/tree.c:2645 [inline] rcu_core+0x5a2/0x10d0 kernel/rcu/tree.c:2897 handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622 run_ksoftirqd kernel/softirq.c:1076 [inline] run_ksoftirqd+0x38/0x60 kernel/softirq.c:1068 smpboot_thread_fn+0x3d3/0xaa0 kernel/smpboot.c:160 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Last potentially related work creation: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_record_aux_stack+0xa7/0xc0 mm/kasan/generic.c:556 __call_rcu_common.constprop.0+0xa5/0x9b0 kernel/rcu/tree.c:3159 dentry_free+0x145/0x2b0 fs/dcache.c:450 dentry_kill+0x5e8/0xc20 fs/dcache.c:845 finish_dput fs/dcache.c:1001 [inline] dput.part.0+0xd7/0x240 fs/dcache.c:1042 dput+0x1f/0x30 fs/dcache.c:1037 find_next_child+0x18f/0x280 fs/libfs.c:592 __simple_recursive_removal+0x2ab/0x5c0 fs/libfs.c:609 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 i2c_del_adapter+0x17f/0x2d0 drivers/i2c/i2c-core-base.c:1829 dvb_usb_i2c_exit+0x9f/0xf0 drivers/media/usb/dvb-usb/dvb-usb-i2c.c:46 dvb_usb_exit drivers/media/usb/dvb-usb/dvb-usb-init.c:144 [inline] dvb_usb_device_exit+0x313/0x520 drivers/media/usb/dvb-usb/dvb-usb-init.c:338 usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:618 [inline] device_remove+0x12a/0x180 drivers/base/dd.c:610 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372 bus_remove_device+0x2bc/0x560 drivers/base/bus.c:664 device_del+0x376/0x9b0 drivers/base/core.c:3961 usb_disable_device+0x367/0x810 drivers/usb/core/message.c:1478 usb_disconnect+0x2e2/0x9a0 drivers/usb/core/hub.c:2345 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x1c4f/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff888059c78d38 which belongs to the cache dentry of size 312 The buggy address is located 208 bytes inside of freed 312-byte region [ffff888059c78d38, ffff888059c78e70) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x59c78 head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 memcg:ffff888059c79ed9 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801d2de280 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800150015 00000000f5000000 ffff888059c79ed9 head: 00fff00000000040 ffff88801d2de280 dead000000000100 dead000000000122 head: 0000000000000000 0000000800150015 00000000f5000000 ffff888059c79ed9 head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 1, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_RECLAIMABLE|__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5622, tgid 5622 (udevd), ts 77189997447, free_ts 75322210003 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3294 [inline] allocate_slab mm/slub.c:3408 [inline] new_slab+0xa2/0x650 mm/slub.c:3454 refill_objects+0xe3/0x410 mm/slub.c:7338 refill_sheaf mm/slub.c:2832 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4703 alloc_from_pcs mm/slub.c:4801 [inline] slab_alloc_node mm/slub.c:4933 [inline] kmem_cache_alloc_lru_noprof+0x46a/0x6a0 mm/slub.c:4978 __d_alloc+0x35/0xa50 fs/dcache.c:1902 d_alloc_parallel+0x105/0x14b0 fs/dcache.c:2761 lookup_open fs/namei.c:4423 [inline] open_last_lookups fs/namei.c:4608 [inline] path_openat+0x271c/0x4280 fs/namei.c:4860 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 5669 tgid 5669 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] free_pages_prepare+0x586/0xd80 mm/page_alloc.c:1451 __free_contig_range_common+0x14f/0x250 mm/page_alloc.c:6897 __free_contig_range mm/page_alloc.c:6942 [inline] free_pages_bulk+0xbd/0x200 mm/page_alloc.c:5257 vm_area_free_pages+0xad/0x2b0 mm/vmalloc.c:3439 vfree mm/vmalloc.c:3488 [inline] vfree+0x107/0x750 mm/vmalloc.c:3462 kcov_put kernel/kcov.c:447 [inline] kcov_put kernel/kcov.c:443 [inline] kcov_close+0x34/0x60 kernel/kcov.c:554 __fput+0x3ff/0xb50 fs/file_table.c:512 task_work_run+0x150/0x240 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x951/0x2ae0 kernel/exit.c:1009 do_group_exit+0xd5/0x2a0 kernel/exit.c:1152 get_signal+0x1ec7/0x21e0 kernel/signal.c:3046 arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline] exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff888059c78d00: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb ffff888059c78d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff888059c78e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc ^ ffff888059c78e80: fc fc fc fc fc fc 00 00 00 00 00 00 00 00 00 00 ffff888059c78f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== final repro crashed as (corrupted=false): dvb-usb: bulk message failed: -22 (5/0) dvb-usb: bulk message failed: -22 (6/0) dvb-usb: bulk message failed: -22 (5/0) ucsi_ccg 1-0008: ucsi_ccg_init failed - -110 ================================================================== BUG: KASAN: slab-use-after-free in __raw_spin_lock include/linux/spinlock_api_smp.h:158 [inline] BUG: KASAN: slab-use-after-free in _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:158 Read of size 1 at addr ffff888059c78e08 by task syz.2.22/5963 CPU: 1 UID: 0 PID: 5963 Comm: syz.2.22 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x13d/0x4b0 mm/kasan/report.c:482 kasan_report+0xdf/0x1c0 mm/kasan/report.c:595 __kasan_check_byte+0x36/0x50 mm/kasan/common.c:574 kasan_check_byte include/linux/kasan.h:402 [inline] lock_acquire kernel/locking/lockdep.c:5842 [inline] lock_acquire+0x132/0x370 kernel/locking/lockdep.c:5825 __raw_spin_lock include/linux/spinlock_api_smp.h:158 [inline] _raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:158 spin_lock include/linux/spinlock.h:342 [inline] lockref_get+0x15/0x50 lib/lockref.c:50 dget include/linux/dcache.h:364 [inline] __simple_recursive_removal+0x3d/0x5c0 fs/libfs.c:601 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 i2c_device_probe+0x6e2/0xd10 drivers/i2c/i2c-core-base.c:610 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 i2c_new_client_device+0x660/0xd30 drivers/i2c/i2c-core-base.c:1019 new_device_store+0x20f/0x420 drivers/i2c/i2c-core-base.c:1307 dev_attr_store+0x58/0x80 drivers/base/core.c:2505 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb1e299de99 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd504da868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fb1e2c25fa0 RCX: 00007fb1e299de99 RDX: 000000000000000f RSI: 0000200000000700 RDI: 0000000000000004 RBP: 00007fb1e2a33eaf R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb1e2c25fac R14: 00007fb1e2c25fa0 R15: 00007fb1e2c25fa0 Allocated by task 5963: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 unpoison_slab_object mm/kasan/common.c:340 [inline] __kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:366 kasan_slab_alloc include/linux/kasan.h:253 [inline] slab_post_alloc_hook mm/slub.c:4612 [inline] slab_alloc_node mm/slub.c:4945 [inline] kmem_cache_alloc_lru_noprof+0x267/0x6a0 mm/slub.c:4978 __d_alloc+0x35/0xa50 fs/dcache.c:1902 d_alloc+0x4a/0x1e0 fs/dcache.c:1981 lookup_one_qstr_excl+0x171/0x250 fs/namei.c:1806 __start_dirop fs/namei.c:2920 [inline] start_dirop+0x59/0xb0 fs/namei.c:2942 simple_start_creating+0xf9/0x110 fs/libfs.c:2305 debugfs_start_creating.part.0+0x82/0x170 fs/debugfs/inode.c:394 debugfs_start_creating fs/debugfs/inode.c:371 [inline] debugfs_create_dir+0x72/0x440 fs/debugfs/inode.c:572 i2c_device_probe+0x5f5/0xd10 drivers/i2c/i2c-core-base.c:588 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 driver_probe_device+0x4a/0x140 drivers/base/dd.c:898 __device_attach_driver+0x1df/0x320 drivers/base/dd.c:1026 bus_for_each_drv+0x159/0x1e0 drivers/base/bus.c:500 __device_attach+0x1e4/0x4d0 drivers/base/dd.c:1098 device_initial_probe+0xaf/0xd0 drivers/base/dd.c:1153 bus_probe_device+0x64/0x160 drivers/base/bus.c:620 device_add+0x121d/0x1970 drivers/base/core.c:3772 i2c_new_client_device+0x660/0xd30 drivers/i2c/i2c-core-base.c:1019 new_device_store+0x20f/0x420 drivers/i2c/i2c-core-base.c:1307 dev_attr_store+0x58/0x80 drivers/base/core.c:2505 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Freed by task 23: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_save_track+0x14/0x30 mm/kasan/common.c:78 kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584 poison_slab_object mm/kasan/common.c:253 [inline] __kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285 kasan_slab_free include/linux/kasan.h:235 [inline] slab_free_hook mm/slub.c:2705 [inline] slab_free mm/slub.c:6405 [inline] kmem_cache_free+0x127/0x6b0 mm/slub.c:6532 rcu_do_batch kernel/rcu/tree.c:2645 [inline] rcu_core+0x5a2/0x10d0 kernel/rcu/tree.c:2897 handle_softirqs+0x1ea/0x9b0 kernel/softirq.c:622 run_ksoftirqd kernel/softirq.c:1076 [inline] run_ksoftirqd+0x38/0x60 kernel/softirq.c:1068 smpboot_thread_fn+0x3d3/0xaa0 kernel/smpboot.c:160 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Last potentially related work creation: kasan_save_stack+0x30/0x50 mm/kasan/common.c:57 kasan_record_aux_stack+0xa7/0xc0 mm/kasan/generic.c:556 __call_rcu_common.constprop.0+0xa5/0x9b0 kernel/rcu/tree.c:3159 dentry_free+0x145/0x2b0 fs/dcache.c:450 dentry_kill+0x5e8/0xc20 fs/dcache.c:845 finish_dput fs/dcache.c:1001 [inline] dput.part.0+0xd7/0x240 fs/dcache.c:1042 dput+0x1f/0x30 fs/dcache.c:1037 find_next_child+0x18f/0x280 fs/libfs.c:592 __simple_recursive_removal+0x2ab/0x5c0 fs/libfs.c:609 debugfs_remove+0x5d/0x80 fs/debugfs/inode.c:781 i2c_del_adapter+0x17f/0x2d0 drivers/i2c/i2c-core-base.c:1829 dvb_usb_i2c_exit+0x9f/0xf0 drivers/media/usb/dvb-usb/dvb-usb-i2c.c:46 dvb_usb_exit drivers/media/usb/dvb-usb/dvb-usb-init.c:144 [inline] dvb_usb_device_exit+0x313/0x520 drivers/media/usb/dvb-usb/dvb-usb-init.c:338 usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:618 [inline] device_remove+0x12a/0x180 drivers/base/dd.c:610 __device_release_driver drivers/base/dd.c:1349 [inline] device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372 bus_remove_device+0x2bc/0x560 drivers/base/bus.c:664 device_del+0x376/0x9b0 drivers/base/core.c:3961 usb_disable_device+0x367/0x810 drivers/usb/core/message.c:1478 usb_disconnect+0x2e2/0x9a0 drivers/usb/core/hub.c:2345 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5707 [inline] port_event drivers/usb/core/hub.c:5871 [inline] hub_event+0x1c4f/0x4a60 drivers/usb/core/hub.c:5953 process_one_work+0xa23/0x1940 kernel/workqueue.c:3322 process_scheduled_works kernel/workqueue.c:3405 [inline] worker_thread+0x5ef/0xe50 kernel/workqueue.c:3486 kthread+0x370/0x450 kernel/kthread.c:436 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 The buggy address belongs to the object at ffff888059c78d38 which belongs to the cache dentry of size 312 The buggy address is located 208 bytes inside of freed 312-byte region [ffff888059c78d38, ffff888059c78e70) The buggy address belongs to the physical page: page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x59c78 head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0 memcg:ffff888059c79ed9 flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff) page_type: f5(slab) raw: 00fff00000000040 ffff88801d2de280 dead000000000100 dead000000000122 raw: 0000000000000000 0000000800150015 00000000f5000000 ffff888059c79ed9 head: 00fff00000000040 ffff88801d2de280 dead000000000100 dead000000000122 head: 0000000000000000 0000000800150015 00000000f5000000 ffff888059c79ed9 head: 00fff00000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000002 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 1, migratetype Reclaimable, gfp_mask 0xd20d0(__GFP_RECLAIMABLE|__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 5622, tgid 5622 (udevd), ts 77189997447, free_ts 75322210003 set_page_owner include/linux/page_owner.h:32 [inline] post_alloc_hook+0xfd/0x120 mm/page_alloc.c:1859 prep_new_page mm/page_alloc.c:1867 [inline] get_page_from_freelist+0xf48/0x3530 mm/page_alloc.c:3946 __alloc_frozen_pages_noprof+0x299/0x2dc0 mm/page_alloc.c:5304 alloc_slab_page mm/slub.c:3294 [inline] allocate_slab mm/slub.c:3408 [inline] new_slab+0xa2/0x650 mm/slub.c:3454 refill_objects+0xe3/0x410 mm/slub.c:7338 refill_sheaf mm/slub.c:2832 [inline] __pcs_replace_empty_main+0x376/0x680 mm/slub.c:4703 alloc_from_pcs mm/slub.c:4801 [inline] slab_alloc_node mm/slub.c:4933 [inline] kmem_cache_alloc_lru_noprof+0x46a/0x6a0 mm/slub.c:4978 __d_alloc+0x35/0xa50 fs/dcache.c:1902 d_alloc_parallel+0x105/0x14b0 fs/dcache.c:2761 lookup_open fs/namei.c:4423 [inline] open_last_lookups fs/namei.c:4608 [inline] path_openat+0x271c/0x4280 fs/namei.c:4860 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f page last free pid 5669 tgid 5669 stack trace: reset_page_owner include/linux/page_owner.h:25 [inline] __free_pages_prepare mm/page_alloc.c:1406 [inline] free_pages_prepare+0x586/0xd80 mm/page_alloc.c:1451 __free_contig_range_common+0x14f/0x250 mm/page_alloc.c:6897 __free_contig_range mm/page_alloc.c:6942 [inline] free_pages_bulk+0xbd/0x200 mm/page_alloc.c:5257 vm_area_free_pages+0xad/0x2b0 mm/vmalloc.c:3439 vfree mm/vmalloc.c:3488 [inline] vfree+0x107/0x750 mm/vmalloc.c:3462 kcov_put kernel/kcov.c:447 [inline] kcov_put kernel/kcov.c:443 [inline] kcov_close+0x34/0x60 kernel/kcov.c:554 __fput+0x3ff/0xb50 fs/file_table.c:512 task_work_run+0x150/0x240 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x951/0x2ae0 kernel/exit.c:1009 do_group_exit+0xd5/0x2a0 kernel/exit.c:1152 get_signal+0x1ec7/0x21e0 kernel/signal.c:3046 arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline] exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline] do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f Memory state around the buggy address: ffff888059c78d00: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb ffff888059c78d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb >ffff888059c78e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc fc ^ ffff888059c78e80: fc fc fc fc fc fc 00 00 00 00 00 00 00 00 00 00 ffff888059c78f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ==================================================================