Extracting prog: 1m46.94235068s
Minimizing prog: 12m35.488984229s
Simplifying prog options: 2m59.364524329s
Extracting C: 45.935198555s
Simplifying C: 0s


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:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

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 5 syscalls
minimizing guilty program
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$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_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-unshare
detailed listing:
executing program 0:
r0 = syz_usb_connect$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)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, &(0x7f0000000040)=ANY=[@ANYBLOB="12010000000018105e04da0700000000000109022400010000000009040000090300000009210000000122220009058103"], 0x0)
syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
detailed listing:
executing program 0:
syz_usb_control_io$hid(0xffffffffffffffff, 0x0, 0x0)
syz_usb_control_io$hid(0xffffffffffffffff, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
detailed listing:
executing program 0:
r0 = syz_usb_connect$hid(0x0, 0x36, 0x0, 0x0)
syz_usb_control_io$hid(r0, 0x0, 0x0)
syz_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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_usb_control_io$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, 0x0, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, 0x0, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080), 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x0, 0x2, 0x2}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x20, {[@global=@item_012={0x0, 0x1, 0x9}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(0x0, 0x0, 0x0)
unshare(0x20000400)

program did not crash
extracting C reproducer
testing compiled C program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
program did not crash
simplifying guilty program options
testing program (duration=34.991075329s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program did not crash
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event
validation run: crashed=true
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event
validation run: crashed=true
testing program (duration=34.991075329s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect$hid-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_open_dev$usbmon-unshare
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$hid(r0, &(0x7f0000000000)={0x24, 0x0, 0x0, &(0x7f0000000080)={0x0, 0x22, 0x22, {[@global=@item_012={0x2, 0x1, 0x9, "0100"}, @global=@item_012={0x2, 0x1, 0x0, "0100"}, @main=@item_4, @local=@item_012={0x2, 0x2, 0x2, "90a0"}, @global=@item_4={0x3, 0x1, 0x2}, @main=@item_4={0x3, 0x0, 0xb, "813e2503"}, @local=@item_4={0x3, 0x2, 0x1, "dde84050"}, @local=@item_4={0x3, 0x2, 0x3, "5d8c3dda"}]}}, 0x0}, 0x0)
syz_open_dev$usbmon(&(0x7f0000000080), 0x0, 0x0)
unshare(0x20000400)

program crashed: KASAN: slab-out-of-bounds Read in mon_bin_event
validation run: crashed=true
reproducing took 20m11.947240485s
repro crashed as (corrupted=false):
microsoft 0003:045E:07DA.0006: unknown main item tag 0x0
microsoft 0003:045E:07DA.0006: ignoring exceeding usage max
==================================================================
BUG: KASAN: slab-out-of-bounds in mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline]
BUG: KASAN: slab-out-of-bounds in mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline]
BUG: KASAN: slab-out-of-bounds in mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606
Read of size 3904 at addr ffff88810a340d01 by task kworker/1:2/341

CPU: 1 UID: 0 PID: 341 Comm: kworker/1:2 Not tainted 6.12.30-syzkaller-g1493f0937f6d #0 325d72c54d94b91201d3e1db29193146d3b17a0d
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: usb_hub_wq hub_event
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x10c/0x190 lib/dump_stack.c:120
 print_address_description+0x71/0x220 mm/kasan/report.c:377
 print_report+0x4a/0x70 mm/kasan/report.c:488
 kasan_report+0x163/0x1a0 mm/kasan/report.c:601
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x299/0x2a0 mm/kasan/generic.c:189
 __asan_memcpy+0x31/0x80 mm/kasan/shadow.c:105
 mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline]
 mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline]
 mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606
 mon_bin_submit+0x2b/0x40 drivers/usb/mon/mon_bin.c:626
 mon_bus_submit drivers/usb/mon/mon_main.c:89 [inline]
 mon_submit+0x1b9/0x230 drivers/usb/mon/mon_main.c:100
 usbmon_urb_submit include/linux/usb/hcd.h:740 [inline]
 usb_hcd_submit_urb+0x12d/0x1a20 drivers/usb/core/hcd.c:1518
 usb_submit_urb+0x111b/0x1800 drivers/usb/core/urb.c:581
 usb_start_wait_urb+0x11b/0x2f0 drivers/usb/core/message.c:59
 usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
 usb_control_msg+0x25a/0x490 drivers/usb/core/message.c:154
 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:928 [inline]
 usbhid_raw_request+0x457/0x590 drivers/hid/usbhid/hid-core.c:1296
 __hid_request+0x1e5/0x410 drivers/hid/hid-core.c:1979
 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline]
 hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327
 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236
 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351
 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391
 __hid_device_probe drivers/hid/hid-core.c:2702 [inline]
 hid_device_probe+0x2c1/0x5d0 drivers/hid/hid-core.c:2739
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885
 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1432
 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:399
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254
 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:294
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662
 hub_port_connect drivers/usb/core/hub.c:5533 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5673 [inline]
 port_event drivers/usb/core/hub.c:5833 [inline]
 hub_event+0x265b/0x41a0 drivers/usb/core/hub.c:5915
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319
 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400
 kthread+0x2ca/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Allocated by task 341:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:68
 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:565
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4347 [inline]
 __kmalloc_noprof+0x1b1/0x450 mm/slub.c:4359
 kmalloc_noprof include/linux/slab.h:885 [inline]
 kzalloc_noprof include/linux/slab.h:1017 [inline]
 hid_alloc_report_buf drivers/hid/hid-core.c:1880 [inline]
 __hid_request+0xa9/0x410 drivers/hid/hid-core.c:1970
 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline]
 hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327
 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236
 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351
 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391
 __hid_device_probe drivers/hid/hid-core.c:2702 [inline]
 hid_device_probe+0x2c1/0x5d0 drivers/hid/hid-core.c:2739
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885
 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1432
 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:399
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254
 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:294
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662
 hub_port_connect drivers/usb/core/hub.c:5533 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5673 [inline]
 port_event drivers/usb/core/hub.c:5833 [inline]
 hub_event+0x265b/0x41a0 drivers/usb/core/hub.c:5915
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319
 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400
 kthread+0x2ca/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

The buggy address belongs to the object at ffff88810a340d00
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 1 bytes inside of
 allocated 7-byte region [ffff88810a340d00, ffff88810a340d07)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10a340
anon flags: 0x4000000000000000(zone=1)
page_type: f5(slab)
raw: 4000000000000000 ffff888100041500 0000000000000000 dead000000000001
raw: 0000000000000000 0000000080800080 00000001f5000000 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 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (init), ts 4162745953, free_ts 0
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x3b9/0x3f0 mm/page_alloc.c:1795
 prep_new_page+0x1c/0x120 mm/page_alloc.c:1803
 get_page_from_freelist+0x46bb/0x4750 mm/page_alloc.c:3854
 __alloc_pages_noprof+0x30d/0x6c0 mm/page_alloc.c:5186
 alloc_slab_page+0x6b/0x1f0 mm/slub.c:-1
 allocate_slab+0x69/0x440 mm/slub.c:2655
 new_slab mm/slub.c:2709 [inline]
 ___slab_alloc+0x59a/0x8b0 mm/slub.c:3897
 __slab_alloc mm/slub.c:3987 [inline]
 __slab_alloc_node mm/slub.c:4040 [inline]
 slab_alloc_node mm/slub.c:4201 [inline]
 __do_kmalloc_node mm/slub.c:4346 [inline]
 __kmalloc_node_track_caller_noprof+0x23a/0x440 mm/slub.c:4366
 kstrdup+0x4d/0x140 mm/util.c:70
 get_permissions_callback+0x4a/0xa0 security/selinux/ss/services.c:3399
 hashtab_map+0x10d/0x210 security/selinux/ss/hashtab.c:97
 security_get_permissions+0x127/0x440 security/selinux/ss/services.c:3431
 sel_make_perm_files security/selinux/selinuxfs.c:1776 [inline]
 sel_make_class_dir_entries security/selinux/selinuxfs.c:1836 [inline]
 sel_make_classes security/selinux/selinuxfs.c:1865 [inline]
 sel_make_policy_nodes+0xc95/0x1320 security/selinux/selinuxfs.c:538
 sel_write_load+0x369/0x5e0 security/selinux/selinuxfs.c:610
 vfs_write+0x3c0/0xe80 fs/read_write.c:682
 ksys_write+0x141/0x250 fs/read_write.c:737
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810a340c00: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
 ffff88810a340c80: fa fc fc fc 00 fc fc fc 00 fc fc fc fa fc fc fc
>ffff88810a340d00: 07 fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
                   ^
 ffff88810a340d80: fa fc fc fc 00 fc fc fc fa fc fc fc fa fc fc fc
 ffff88810a340e00: 00 fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
==================================================================
microsoft 0003:045E:07DA.0006: No inputs registered, leaving
microsoft 0003:045E:07DA.0006: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0006: no inputs found
microsoft 0003:045E:07DA.0006: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 3
usb 5-1: new high-speed USB device number 4 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.000A: unknown main item tag 0x0
microsoft 0003:045E:07DA.000A: ignoring exceeding usage max
microsoft 0003:045E:07DA.000A: No inputs registered, leaving
microsoft 0003:045E:07DA.000A: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.000A: no inputs found
microsoft 0003:045E:07DA.000A: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 4
usb 5-1: new high-speed USB device number 5 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.000E: unknown main item tag 0x0
microsoft 0003:045E:07DA.000E: ignoring exceeding usage max
microsoft 0003:045E:07DA.000E: No inputs registered, leaving
microsoft 0003:045E:07DA.000E: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.000E: no inputs found
microsoft 0003:045E:07DA.000E: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 5
usb 5-1: new high-speed USB device number 6 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0012: unknown main item tag 0x0
microsoft 0003:045E:07DA.0012: ignoring exceeding usage max
microsoft 0003:045E:07DA.0012: No inputs registered, leaving
microsoft 0003:045E:07DA.0012: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0012: no inputs found
microsoft 0003:045E:07DA.0012: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 6
usb 5-1: new high-speed USB device number 7 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0015: unknown main item tag 0x0
microsoft 0003:045E:07DA.0015: ignoring exceeding usage max
microsoft 0003:045E:07DA.0015: No inputs registered, leaving
microsoft 0003:045E:07DA.0015: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0015: no inputs found
microsoft 0003:045E:07DA.0015: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 7
usb 5-1: new high-speed USB device number 8 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0019: unknown main item tag 0x0
microsoft 0003:045E:07DA.0019: ignoring exceeding usage max

final repro crashed as (corrupted=false):
microsoft 0003:045E:07DA.0006: unknown main item tag 0x0
microsoft 0003:045E:07DA.0006: ignoring exceeding usage max
==================================================================
BUG: KASAN: slab-out-of-bounds in mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline]
BUG: KASAN: slab-out-of-bounds in mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline]
BUG: KASAN: slab-out-of-bounds in mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606
Read of size 3904 at addr ffff88810a340d01 by task kworker/1:2/341

CPU: 1 UID: 0 PID: 341 Comm: kworker/1:2 Not tainted 6.12.30-syzkaller-g1493f0937f6d #0 325d72c54d94b91201d3e1db29193146d3b17a0d
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: usb_hub_wq hub_event
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x10c/0x190 lib/dump_stack.c:120
 print_address_description+0x71/0x220 mm/kasan/report.c:377
 print_report+0x4a/0x70 mm/kasan/report.c:488
 kasan_report+0x163/0x1a0 mm/kasan/report.c:601
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x299/0x2a0 mm/kasan/generic.c:189
 __asan_memcpy+0x31/0x80 mm/kasan/shadow.c:105
 mon_copy_to_buff drivers/usb/mon/mon_bin.c:252 [inline]
 mon_bin_get_data drivers/usb/mon/mon_bin.c:420 [inline]
 mon_bin_event+0x12c1/0x23e0 drivers/usb/mon/mon_bin.c:606
 mon_bin_submit+0x2b/0x40 drivers/usb/mon/mon_bin.c:626
 mon_bus_submit drivers/usb/mon/mon_main.c:89 [inline]
 mon_submit+0x1b9/0x230 drivers/usb/mon/mon_main.c:100
 usbmon_urb_submit include/linux/usb/hcd.h:740 [inline]
 usb_hcd_submit_urb+0x12d/0x1a20 drivers/usb/core/hcd.c:1518
 usb_submit_urb+0x111b/0x1800 drivers/usb/core/urb.c:581
 usb_start_wait_urb+0x11b/0x2f0 drivers/usb/core/message.c:59
 usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
 usb_control_msg+0x25a/0x490 drivers/usb/core/message.c:154
 usbhid_set_raw_report drivers/hid/usbhid/hid-core.c:928 [inline]
 usbhid_raw_request+0x457/0x590 drivers/hid/usbhid/hid-core.c:1296
 __hid_request+0x1e5/0x410 drivers/hid/hid-core.c:1979
 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline]
 hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327
 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236
 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351
 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391
 __hid_device_probe drivers/hid/hid-core.c:2702 [inline]
 hid_device_probe+0x2c1/0x5d0 drivers/hid/hid-core.c:2739
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885
 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1432
 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:399
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254
 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:294
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662
 hub_port_connect drivers/usb/core/hub.c:5533 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5673 [inline]
 port_event drivers/usb/core/hub.c:5833 [inline]
 hub_event+0x265b/0x41a0 drivers/usb/core/hub.c:5915
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319
 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400
 kthread+0x2ca/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>

Allocated by task 341:
 kasan_save_stack mm/kasan/common.c:47 [inline]
 kasan_save_track+0x3e/0x80 mm/kasan/common.c:68
 kasan_save_alloc_info+0x40/0x50 mm/kasan/generic.c:565
 poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
 __kasan_kmalloc+0x96/0xb0 mm/kasan/common.c:394
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4347 [inline]
 __kmalloc_noprof+0x1b1/0x450 mm/slub.c:4359
 kmalloc_noprof include/linux/slab.h:885 [inline]
 kzalloc_noprof include/linux/slab.h:1017 [inline]
 hid_alloc_report_buf drivers/hid/hid-core.c:1880 [inline]
 __hid_request+0xa9/0x410 drivers/hid/hid-core.c:1970
 hidinput_change_resolution_multipliers drivers/hid/hid-input.c:1950 [inline]
 hidinput_connect+0x241b/0x3340 drivers/hid/hid-input.c:2327
 hid_connect+0x49a/0x1a20 drivers/hid/hid-core.c:2236
 hid_hw_start+0xcb/0x160 drivers/hid/hid-core.c:2351
 ms_probe+0x194/0x460 drivers/hid/hid-microsoft.c:391
 __hid_device_probe drivers/hid/hid-core.c:2702 [inline]
 hid_device_probe+0x2c1/0x5d0 drivers/hid/hid-core.c:2739
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 hid_add_device+0x39b/0x560 drivers/hid/hid-core.c:2885
 usbhid_probe+0xde3/0x12b0 drivers/hid/usbhid/hid-core.c:1432
 usb_probe_interface+0x696/0xc00 drivers/usb/core/driver.c:399
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_set_configuration+0x1ad4/0x20b0 drivers/usb/core/message.c:2210
 usb_generic_driver_probe+0x95/0x160 drivers/usb/core/generic.c:254
 usb_probe_device+0x1d4/0x380 drivers/usb/core/driver.c:294
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x2d3/0x890 drivers/base/dd.c:657
 __driver_probe_device+0x198/0x280 drivers/base/dd.c:799
 driver_probe_device+0x54/0x3f0 drivers/base/dd.c:829
 __device_attach_driver+0x2f1/0x4b0 drivers/base/dd.c:957
 bus_for_each_drv+0x260/0x2f0 drivers/base/bus.c:459
 __device_attach+0x2bd/0x3a0 drivers/base/dd.c:1029
 device_initial_probe+0x1e/0x30 drivers/base/dd.c:1078
 bus_probe_device+0x18b/0x270 drivers/base/bus.c:534
 device_add+0x80c/0xc00 drivers/base/core.c:3692
 usb_new_device+0x9ed/0x1590 drivers/usb/core/hub.c:2662
 hub_port_connect drivers/usb/core/hub.c:5533 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5673 [inline]
 port_event drivers/usb/core/hub.c:5833 [inline]
 hub_event+0x265b/0x41a0 drivers/usb/core/hub.c:5915
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0x7d2/0x1020 kernel/workqueue.c:3319
 worker_thread+0xc58/0x1250 kernel/workqueue.c:3400
 kthread+0x2ca/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244

The buggy address belongs to the object at ffff88810a340d00
 which belongs to the cache kmalloc-8 of size 8
The buggy address is located 1 bytes inside of
 allocated 7-byte region [ffff88810a340d00, ffff88810a340d07)

The buggy address belongs to the physical page:
page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10a340
anon flags: 0x4000000000000000(zone=1)
page_type: f5(slab)
raw: 4000000000000000 ffff888100041500 0000000000000000 dead000000000001
raw: 0000000000000000 0000000080800080 00000001f5000000 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 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 1, tgid 1 (init), ts 4162745953, free_ts 0
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook+0x3b9/0x3f0 mm/page_alloc.c:1795
 prep_new_page+0x1c/0x120 mm/page_alloc.c:1803
 get_page_from_freelist+0x46bb/0x4750 mm/page_alloc.c:3854
 __alloc_pages_noprof+0x30d/0x6c0 mm/page_alloc.c:5186
 alloc_slab_page+0x6b/0x1f0 mm/slub.c:-1
 allocate_slab+0x69/0x440 mm/slub.c:2655
 new_slab mm/slub.c:2709 [inline]
 ___slab_alloc+0x59a/0x8b0 mm/slub.c:3897
 __slab_alloc mm/slub.c:3987 [inline]
 __slab_alloc_node mm/slub.c:4040 [inline]
 slab_alloc_node mm/slub.c:4201 [inline]
 __do_kmalloc_node mm/slub.c:4346 [inline]
 __kmalloc_node_track_caller_noprof+0x23a/0x440 mm/slub.c:4366
 kstrdup+0x4d/0x140 mm/util.c:70
 get_permissions_callback+0x4a/0xa0 security/selinux/ss/services.c:3399
 hashtab_map+0x10d/0x210 security/selinux/ss/hashtab.c:97
 security_get_permissions+0x127/0x440 security/selinux/ss/services.c:3431
 sel_make_perm_files security/selinux/selinuxfs.c:1776 [inline]
 sel_make_class_dir_entries security/selinux/selinuxfs.c:1836 [inline]
 sel_make_classes security/selinux/selinuxfs.c:1865 [inline]
 sel_make_policy_nodes+0xc95/0x1320 security/selinux/selinuxfs.c:538
 sel_write_load+0x369/0x5e0 security/selinux/selinuxfs.c:610
 vfs_write+0x3c0/0xe80 fs/read_write.c:682
 ksys_write+0x141/0x250 fs/read_write.c:737
page_owner free stack trace missing

Memory state around the buggy address:
 ffff88810a340c00: fa fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
 ffff88810a340c80: fa fc fc fc 00 fc fc fc 00 fc fc fc fa fc fc fc
>ffff88810a340d00: 07 fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
                   ^
 ffff88810a340d80: fa fc fc fc 00 fc fc fc fa fc fc fc fa fc fc fc
 ffff88810a340e00: 00 fc fc fc fa fc fc fc fa fc fc fc fa fc fc fc
==================================================================
microsoft 0003:045E:07DA.0006: No inputs registered, leaving
microsoft 0003:045E:07DA.0006: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0006: no inputs found
microsoft 0003:045E:07DA.0006: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 3
usb 5-1: new high-speed USB device number 4 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.000A: unknown main item tag 0x0
microsoft 0003:045E:07DA.000A: ignoring exceeding usage max
microsoft 0003:045E:07DA.000A: No inputs registered, leaving
microsoft 0003:045E:07DA.000A: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.000A: no inputs found
microsoft 0003:045E:07DA.000A: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 4
usb 5-1: new high-speed USB device number 5 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.000E: unknown main item tag 0x0
microsoft 0003:045E:07DA.000E: ignoring exceeding usage max
microsoft 0003:045E:07DA.000E: No inputs registered, leaving
microsoft 0003:045E:07DA.000E: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.000E: no inputs found
microsoft 0003:045E:07DA.000E: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 5
usb 5-1: new high-speed USB device number 6 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0012: unknown main item tag 0x0
microsoft 0003:045E:07DA.0012: ignoring exceeding usage max
microsoft 0003:045E:07DA.0012: No inputs registered, leaving
microsoft 0003:045E:07DA.0012: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0012: no inputs found
microsoft 0003:045E:07DA.0012: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 6
usb 5-1: new high-speed USB device number 7 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0015: unknown main item tag 0x0
microsoft 0003:045E:07DA.0015: ignoring exceeding usage max
microsoft 0003:045E:07DA.0015: No inputs registered, leaving
microsoft 0003:045E:07DA.0015: hidraw0: USB HID v0.00 Device [HID 045e:07da] on usb-dummy_hcd.4-1/input0
microsoft 0003:045E:07DA.0015: no inputs found
microsoft 0003:045E:07DA.0015: could not initialize ff, continuing anyway
usb 5-1: USB disconnect, device number 7
usb 5-1: new high-speed USB device number 8 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 16
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has an invalid bInterval 0, changing to 7
usb 5-1: config 0 interface 0 altsetting 0 endpoint 0x81 has invalid wMaxPacketSize 0
usb 5-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 9
usb 5-1: New USB device found, idVendor=045e, idProduct=07da, bcdDevice= 0.00
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
microsoft 0003:045E:07DA.0019: unknown main item tag 0x0
microsoft 0003:045E:07DA.0019: ignoring exceeding usage max