Extracting prog: 2m20.751624752s Minimizing prog: 12m36.965784746s Simplifying prog options: 0s Extracting C: 1m11.99182001s Simplifying C: 5m16.17024967s extracting reproducer from 1 programs testing a last program of every proc 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(0x0, 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080), 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x0, 0x2, 0x2}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash testing program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x0, 0x1, 0x9}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event simplifying C reproducer testing compiled C program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing compiled C program (duration=34.089947431s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing compiled C program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing compiled C program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing compiled C program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing compiled C program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event testing program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event validation run: crashed=true testing program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event validation run: crashed=true testing program (duration=34.089947431s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-syz_usb_control_io$hid detailed listing: executing program 0: r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_open_dev$usbmon(&(0x7f00000005c0), 0x0, 0x0) syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0) program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event validation run: crashed=true reproducing took 24m19.063109616s repro crashed as (corrupted=false): microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 microsoft 0003:045E:07DA.0001: ignoring exceeding usage max ================================================================== BUG: KASAN: slab-out-of-bounds in mon_copy_to_buff drivers/usb/mon/mon_bin.c:249 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_get_data drivers/usb/mon/mon_bin.c:417 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_event+0x1307/0x24e0 drivers/usb/mon/mon_bin.c:603 Read of size 3904 at addr ffff88810ed48281 by task kworker/1:0/20 CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.10.240-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:435 [inline] kasan_report+0xe2/0x130 mm/kasan/report.c:452 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x280/0x290 mm/kasan/generic.c:189 memcpy+0x2d/0x70 mm/kasan/shadow.c:65 mon_copy_to_buff drivers/usb/mon/mon_bin.c:249 [inline] mon_bin_get_data drivers/usb/mon/mon_bin.c:417 [inline] mon_bin_event+0x1307/0x24e0 drivers/usb/mon/mon_bin.c:603 mon_bin_submit+0x27/0x30 drivers/usb/mon/mon_bin.c:623 mon_bus_submit drivers/usb/mon/mon_main.c:91 [inline] mon_submit+0x185/0x200 drivers/usb/mon/mon_main.c:103 usbmon_urb_submit include/linux/usb/hcd.h:723 [inline] usb_hcd_submit_urb+0x117/0x1780 drivers/usb/core/hcd.c:1543 usb_submit_urb+0x10eb/0x1620 drivers/usb/core/urb.c:585 usb_start_wait_urb+0x117/0x2f0 drivers/usb/core/message.c:58 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x241/0x3f0 drivers/usb/core/message.c:153 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:928 [inline] usbhid_raw_request+0x453/0x580 drivers/hid/usbhid/hid-core.c:1299 __hid_request+0x1d2/0x390 drivers/hid/hid-core.c:1737 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1657 [inline] hidinput_connect+0x1d6d/0x2c30 drivers/hid/hid-input.c:1963 hid_connect+0x458/0xdf0 drivers/hid/hid-core.c:1968 hid_hw_start+0xaa/0x130 drivers/hid/hid-core.c:2075 ms_probe+0x190/0x460 drivers/hid/hid-microsoft.c:391 hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303 really_probe+0x386/0xa90 drivers/base/dd.c:558 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2455 usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1421 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:397 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_set_configuration+0x1a47/0x1f80 drivers/usb/core/message.c:2160 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:294 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_new_device+0xcd1/0x1450 drivers/usb/core/hub.c:2626 hub_port_connect drivers/usb/core/hub.c:5469 [inline] hub_port_connect_change drivers/usb/core/hub.c:5609 [inline] port_event drivers/usb/core/hub.c:5759 [inline] hub_event+0x2679/0x4120 drivers/usb/core/hub.c:5841 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447 kthread+0x346/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 Allocated by task 20: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:430 [inline] ____kasan_kmalloc mm/kasan/common.c:509 [inline] __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:518 kasan_kmalloc include/linux/kasan.h:254 [inline] __kmalloc+0x1a7/0x330 mm/slub.c:4033 kmalloc include/linux/slab.h:557 [inline] kzalloc include/linux/slab.h:664 [inline] hid_alloc_report_buf drivers/hid/hid-core.c:1663 [inline] __hid_request+0x9a/0x390 drivers/hid/hid-core.c:1728 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1657 [inline] hidinput_connect+0x1d6d/0x2c30 drivers/hid/hid-input.c:1963 hid_connect+0x458/0xdf0 drivers/hid/hid-core.c:1968 hid_hw_start+0xaa/0x130 drivers/hid/hid-core.c:2075 ms_probe+0x190/0x460 drivers/hid/hid-microsoft.c:391 hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303 really_probe+0x386/0xa90 drivers/base/dd.c:558 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2455 usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1421 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:397 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_set_configuration+0x1a47/0x1f80 drivers/usb/core/message.c:2160 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:294 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_new_device+0xcd1/0x1450 drivers/usb/core/hub.c:2626 hub_port_connect drivers/usb/core/hub.c:5469 [inline] hub_port_connect_change drivers/usb/core/hub.c:5609 [inline] port_event drivers/usb/core/hub.c:5759 [inline] hub_event+0x2679/0x4120 drivers/usb/core/hub.c:5841 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447 kthread+0x346/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 The buggy address belongs to the object at ffff88810ed48280 which belongs to the cache kmalloc-8 of size 8 The buggy address is located 1 bytes inside of 8-byte region [ffff88810ed48280, ffff88810ed48288) The buggy address belongs to the page: page:ffffea00043b5200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10ed48 flags: 0x4000000000000200(slab) raw: 4000000000000200 ffffea000439d880 0000001600000016 ffff888100043c80 raw: 0000000000000000 0000000080660066 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 96, ts 5665054798, free_ts 5665014534 set_page_owner include/linux/page_owner.h:35 [inline] post_alloc_hook mm/page_alloc.c:2456 [inline] prep_new_page+0x179/0x180 mm/page_alloc.c:2462 get_page_from_freelist+0x2235/0x23d0 mm/page_alloc.c:4254 __alloc_pages_nodemask+0x268/0x5f0 mm/page_alloc.c:5357 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1808 [inline] new_slab+0x84/0x3f0 mm/slub.c:1869 new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x2a6/0x450 mm/slub.c:2791 __slab_alloc+0x63/0xa0 mm/slub.c:2831 slab_alloc_node mm/slub.c:2913 [inline] slab_alloc mm/slub.c:2955 [inline] __kmalloc+0x201/0x330 mm/slub.c:4029 kmalloc include/linux/slab.h:557 [inline] kernfs_fop_write_iter+0x156/0x400 fs/kernfs/file.c:273 call_write_iter include/linux/fs.h:2066 [inline] new_sync_write fs/read_write.c:518 [inline] vfs_write+0x725/0xd60 fs/read_write.c:605 ksys_write+0x140/0x240 fs/read_write.c:658 __do_sys_write fs/read_write.c:670 [inline] __se_sys_write fs/read_write.c:667 [inline] __x64_sys_write+0x7b/0x90 fs/read_write.c:667 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb page last free stack trace: reset_page_owner include/linux/page_owner.h:28 [inline] free_pages_prepare mm/page_alloc.c:1349 [inline] free_pcp_prepare mm/page_alloc.c:1421 [inline] free_unref_page_prepare+0x2b7/0x2d0 mm/page_alloc.c:3336 free_unref_page mm/page_alloc.c:3391 [inline] free_the_page mm/page_alloc.c:5416 [inline] __free_pages+0x14b/0x380 mm/page_alloc.c:5427 free_pages+0x82/0x90 mm/page_alloc.c:5438 selinux_genfs_get_sid+0x20b/0x250 security/selinux/hooks.c:1326 inode_doinit_with_dentry+0x86d/0xd70 security/selinux/hooks.c:1523 selinux_d_instantiate+0x27/0x40 security/selinux/hooks.c:6389 security_d_instantiate+0x9e/0xf0 security/security.c:1980 d_splice_alias+0x6d/0x390 fs/dcache.c:3036 kernfs_iop_lookup+0x2c5/0x310 fs/kernfs/dir.c:1178 lookup_open fs/namei.c:3226 [inline] open_last_lookups fs/namei.c:3317 [inline] path_openat+0x1127/0x3160 fs/namei.c:3506 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_openat fs/open.c:1249 [inline] __se_sys_openat fs/open.c:1244 [inline] __x64_sys_openat+0x136/0x160 fs/open.c:1244 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb Memory state around the buggy address: ffff88810ed48180: fc fc fb fc fc fc fc fb fc fc fc fc fb fc fc fc ffff88810ed48200: fc fb fc fc fc fc fb fc fc fc fc fb fc fc fc fc >ffff88810ed48280: 07 fc fc fc fc fb fc fc fc fc fb fc fc fc fc fb ^ ffff88810ed48300: fc fc fc fc fb fc fc fc fc fb fc fc fc fc fb fc ffff88810ed48380: fc fc fc 00 fc fc fc fc fa fc fc fc fc fb fc fc ================================================================== microsoft 0003:045E:07DA.0001: No inputs registered, leaving microsoft 0003:045E:07DA.0001: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.2-1/input0 microsoft 0003:045E:07DA.0001: no inputs found microsoft 0003:045E:07DA.0001: could not initialize ff, continuing anyway usb 3-1: USB disconnect, device number 2 final repro crashed as (corrupted=false): microsoft 0003:045E:07DA.0001: unknown main item tag 0x0 microsoft 0003:045E:07DA.0001: ignoring exceeding usage max ================================================================== BUG: KASAN: slab-out-of-bounds in mon_copy_to_buff drivers/usb/mon/mon_bin.c:249 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_get_data drivers/usb/mon/mon_bin.c:417 [inline] BUG: KASAN: slab-out-of-bounds in mon_bin_event+0x1307/0x24e0 drivers/usb/mon/mon_bin.c:603 Read of size 3904 at addr ffff88810ed48281 by task kworker/1:0/20 CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.10.240-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/14/2025 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:77 dump_stack_lvl+0x169/0x1d8 lib/dump_stack.c:118 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:435 [inline] kasan_report+0xe2/0x130 mm/kasan/report.c:452 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x280/0x290 mm/kasan/generic.c:189 memcpy+0x2d/0x70 mm/kasan/shadow.c:65 mon_copy_to_buff drivers/usb/mon/mon_bin.c:249 [inline] mon_bin_get_data drivers/usb/mon/mon_bin.c:417 [inline] mon_bin_event+0x1307/0x24e0 drivers/usb/mon/mon_bin.c:603 mon_bin_submit+0x27/0x30 drivers/usb/mon/mon_bin.c:623 mon_bus_submit drivers/usb/mon/mon_main.c:91 [inline] mon_submit+0x185/0x200 drivers/usb/mon/mon_main.c:103 usbmon_urb_submit include/linux/usb/hcd.h:723 [inline] usb_hcd_submit_urb+0x117/0x1780 drivers/usb/core/hcd.c:1543 usb_submit_urb+0x10eb/0x1620 drivers/usb/core/urb.c:585 usb_start_wait_urb+0x117/0x2f0 drivers/usb/core/message.c:58 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x241/0x3f0 drivers/usb/core/message.c:153 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:928 [inline] usbhid_raw_request+0x453/0x580 drivers/hid/usbhid/hid-core.c:1299 __hid_request+0x1d2/0x390 drivers/hid/hid-core.c:1737 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1657 [inline] hidinput_connect+0x1d6d/0x2c30 drivers/hid/hid-input.c:1963 hid_connect+0x458/0xdf0 drivers/hid/hid-core.c:1968 hid_hw_start+0xaa/0x130 drivers/hid/hid-core.c:2075 ms_probe+0x190/0x460 drivers/hid/hid-microsoft.c:391 hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303 really_probe+0x386/0xa90 drivers/base/dd.c:558 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2455 usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1421 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:397 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_set_configuration+0x1a47/0x1f80 drivers/usb/core/message.c:2160 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:294 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_new_device+0xcd1/0x1450 drivers/usb/core/hub.c:2626 hub_port_connect drivers/usb/core/hub.c:5469 [inline] hub_port_connect_change drivers/usb/core/hub.c:5609 [inline] port_event drivers/usb/core/hub.c:5759 [inline] hub_event+0x2679/0x4120 drivers/usb/core/hub.c:5841 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447 kthread+0x346/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 Allocated by task 20: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:45 [inline] set_alloc_info mm/kasan/common.c:430 [inline] ____kasan_kmalloc mm/kasan/common.c:509 [inline] __kasan_kmalloc+0xda/0x110 mm/kasan/common.c:518 kasan_kmalloc include/linux/kasan.h:254 [inline] __kmalloc+0x1a7/0x330 mm/slub.c:4033 kmalloc include/linux/slab.h:557 [inline] kzalloc include/linux/slab.h:664 [inline] hid_alloc_report_buf drivers/hid/hid-core.c:1663 [inline] __hid_request+0x9a/0x390 drivers/hid/hid-core.c:1728 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1657 [inline] hidinput_connect+0x1d6d/0x2c30 drivers/hid/hid-input.c:1963 hid_connect+0x458/0xdf0 drivers/hid/hid-core.c:1968 hid_hw_start+0xaa/0x130 drivers/hid/hid-core.c:2075 ms_probe+0x190/0x460 drivers/hid/hid-microsoft.c:391 hid_device_probe+0x287/0x380 drivers/hid/hid-core.c:2303 really_probe+0x386/0xa90 drivers/base/dd.c:558 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 hid_add_device+0x356/0x4b0 drivers/hid/hid-core.c:2455 usbhid_probe+0xb2e/0xee0 drivers/hid/usbhid/hid-core.c:1421 usb_probe_interface+0x5ff/0xae0 drivers/usb/core/driver.c:397 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_set_configuration+0x1a47/0x1f80 drivers/usb/core/message.c:2160 usb_generic_driver_probe+0x91/0x150 drivers/usb/core/generic.c:238 usb_probe_device+0x148/0x260 drivers/usb/core/driver.c:294 really_probe+0x3d8/0xa90 drivers/base/dd.c:562 driver_probe_device+0xe7/0x190 drivers/base/dd.c:752 __device_attach_driver+0x282/0x3f0 drivers/base/dd.c:863 bus_for_each_drv+0x175/0x200 drivers/base/bus.c:433 __device_attach+0x29a/0x400 drivers/base/dd.c:932 device_initial_probe+0x1a/0x20 drivers/base/dd.c:981 bus_probe_device+0xc0/0x1e0 drivers/base/bus.c:493 device_add+0x8b4/0xbf0 drivers/base/core.c:3273 usb_new_device+0xcd1/0x1450 drivers/usb/core/hub.c:2626 hub_port_connect drivers/usb/core/hub.c:5469 [inline] hub_port_connect_change drivers/usb/core/hub.c:5609 [inline] port_event drivers/usb/core/hub.c:5759 [inline] hub_event+0x2679/0x4120 drivers/usb/core/hub.c:5841 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447 kthread+0x346/0x3d0 kernel/kthread.c:313 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298 The buggy address belongs to the object at ffff88810ed48280 which belongs to the cache kmalloc-8 of size 8 The buggy address is located 1 bytes inside of 8-byte region [ffff88810ed48280, ffff88810ed48288) The buggy address belongs to the page: page:ffffea00043b5200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10ed48 flags: 0x4000000000000200(slab) raw: 4000000000000200 ffffea000439d880 0000001600000016 ffff888100043c80 raw: 0000000000000000 0000000080660066 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Unmovable, gfp_mask 0x12cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY), pid 96, ts 5665054798, free_ts 5665014534 set_page_owner include/linux/page_owner.h:35 [inline] post_alloc_hook mm/page_alloc.c:2456 [inline] prep_new_page+0x179/0x180 mm/page_alloc.c:2462 get_page_from_freelist+0x2235/0x23d0 mm/page_alloc.c:4254 __alloc_pages_nodemask+0x268/0x5f0 mm/page_alloc.c:5357 alloc_slab_page mm/slub.c:-1 [inline] allocate_slab mm/slub.c:1808 [inline] new_slab+0x84/0x3f0 mm/slub.c:1869 new_slab_objects mm/slub.c:2627 [inline] ___slab_alloc+0x2a6/0x450 mm/slub.c:2791 __slab_alloc+0x63/0xa0 mm/slub.c:2831 slab_alloc_node mm/slub.c:2913 [inline] slab_alloc mm/slub.c:2955 [inline] __kmalloc+0x201/0x330 mm/slub.c:4029 kmalloc include/linux/slab.h:557 [inline] kernfs_fop_write_iter+0x156/0x400 fs/kernfs/file.c:273 call_write_iter include/linux/fs.h:2066 [inline] new_sync_write fs/read_write.c:518 [inline] vfs_write+0x725/0xd60 fs/read_write.c:605 ksys_write+0x140/0x240 fs/read_write.c:658 __do_sys_write fs/read_write.c:670 [inline] __se_sys_write fs/read_write.c:667 [inline] __x64_sys_write+0x7b/0x90 fs/read_write.c:667 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb page last free stack trace: reset_page_owner include/linux/page_owner.h:28 [inline] free_pages_prepare mm/page_alloc.c:1349 [inline] free_pcp_prepare mm/page_alloc.c:1421 [inline] free_unref_page_prepare+0x2b7/0x2d0 mm/page_alloc.c:3336 free_unref_page mm/page_alloc.c:3391 [inline] free_the_page mm/page_alloc.c:5416 [inline] __free_pages+0x14b/0x380 mm/page_alloc.c:5427 free_pages+0x82/0x90 mm/page_alloc.c:5438 selinux_genfs_get_sid+0x20b/0x250 security/selinux/hooks.c:1326 inode_doinit_with_dentry+0x86d/0xd70 security/selinux/hooks.c:1523 selinux_d_instantiate+0x27/0x40 security/selinux/hooks.c:6389 security_d_instantiate+0x9e/0xf0 security/security.c:1980 d_splice_alias+0x6d/0x390 fs/dcache.c:3036 kernfs_iop_lookup+0x2c5/0x310 fs/kernfs/dir.c:1178 lookup_open fs/namei.c:3226 [inline] open_last_lookups fs/namei.c:3317 [inline] path_openat+0x1127/0x3160 fs/namei.c:3506 do_filp_open+0x1b3/0x3e0 fs/namei.c:3536 do_sys_openat2+0x14c/0x6d0 fs/open.c:1217 do_sys_open fs/open.c:1233 [inline] __do_sys_openat fs/open.c:1249 [inline] __se_sys_openat fs/open.c:1244 [inline] __x64_sys_openat+0x136/0x160 fs/open.c:1244 do_syscall_64+0x31/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xcb Memory state around the buggy address: ffff88810ed48180: fc fc fb fc fc fc fc fb fc fc fc fc fb fc fc fc ffff88810ed48200: fc fb fc fc fc fc fb fc fc fc fc fb fc fc fc fc >ffff88810ed48280: 07 fc fc fc fc fb fc fc fc fc fb fc fc fc fc fb ^ ffff88810ed48300: fc fc fc fc fb fc fc fc fc fb fc fc fc fc fb fc ffff88810ed48380: fc fc fc 00 fc fc fc fc fa fc fc fc fc fb fc fc ================================================================== microsoft 0003:045E:07DA.0001: No inputs registered, leaving microsoft 0003:045E:07DA.0001: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.2-1/input0 microsoft 0003:045E:07DA.0001: no inputs found microsoft 0003:045E:07DA.0001: could not initialize ff, continuing anyway usb 3-1: USB disconnect, device number 2