Extracting prog: 3m26.416756011s
Minimizing prog: 35m42.82463117s
Simplifying prog options: 5m50.755546593s
Extracting C: 37.596359448s
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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: general protection fault in emi26_probe
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
write(0xffffffffffffffff, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
write(0xffffffffffffffff, &(0x7f0000000600)='1\x00', 0x2)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', 0x0, 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600), 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00), 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
program did not crash
simplifying guilty program options
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: general protection fault in emi26_probe
extracting C reproducer
testing compiled C program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
program did not crash
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program did not crash
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: general protection fault in emi26_probe
validation run: crashed=true
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: general protection fault in emi26_probe
validation run: crashed=true
testing program (duration=1m40s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-syz_usb_connect-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000100)='sysfs\x00', 0x0, 0x0)
syz_usb_connect(0x0, 0x24, &(0x7f0000000b00)=ANY=[@ANYBLOB="12010002000000406a0800010100000000010902120001010080320904000000ff000000"], 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='1\x00', 0x2)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000900)='./sys/class/firmware/emi26!loader.fw/loading\x00', 0x1, 0x0)
write(r1, &(0x7f0000000a00)='0\x00', 0x2)
program crashed: general protection fault in emi26_probe
validation run: crashed=true
reproducing took 49m54.621361257s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 30 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:ihex_binrec_size include/linux/ihex.h:26 [inline]
RIP: 0010:__ihex_next_binrec include/linux/ihex.h:35 [inline]
RIP: 0010:ihex_validate_fw include/linux/ihex.h:54 [inline]
RIP: 0010:request_ihex_firmware include/linux/ihex.h:74 [inline]
RIP: 0010:emi26_load_firmware drivers/usb/misc/emi26.c:86 [inline]
RIP: 0010:emi26_probe+0x283/0x1690 drivers/usb/misc/emi26.c:232
Code: ff 89 de e8 6f 35 99 00 85 db 0f 84 d9 01 00 00 e8 22 31 99 00 48 bb 00 00 00 00 00 fc ff df 49 8d 7e 04 48 89 f8 48 c1 e8 03 <0f> b6 04 18 84 c0 75 47 49 8d 7e 05 48 89 f8 48 c1 e8 03 0f b6 04
RSP: 0018:ffffc90000a56ca0 EFLAGS: 00010247
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88801eaf3e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffffc90000a56dd0 R08: ffffffff909ba87f R09: 1ffffffff213750f
R10: dffffc0000000000 R11: fffffbfff2137510 R12: fffffffffffffffa
R13: 1fffffffffffffff R14: 0000000000000000 R15: 1fffffffffffffff
FS: 0000000000000000(0000) GS:ffff88812498a000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf53deb7c0 CR3: 000000006ff96000 CR4: 00000000003526f0
Call Trace:
usb_probe_interface+0x788/0xe50 drivers/usb/core/driver.c:399
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x254/0xae0 drivers/base/dd.c:706
__driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868
driver_probe_device+0x4f/0x240 drivers/base/dd.c:898
__device_attach_driver+0x270/0x410 drivers/base/dd.c:1026
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c4/0x450 drivers/base/dd.c:1098
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x12a/0x220 drivers/base/bus.c:620
device_add+0x7d7/0xb80 drivers/base/core.c:3776
usb_set_configuration+0x1ad8/0x2180 drivers/usb/core/message.c:2268
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c3/0x3b0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x254/0xae0 drivers/base/dd.c:706
__driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868
driver_probe_device+0x4f/0x240 drivers/base/dd.c:898
__device_attach_driver+0x270/0x410 drivers/base/dd.c:1026
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c4/0x450 drivers/base/dd.c:1098
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x12a/0x220 drivers/base/bus.c:620
device_add+0x7d7/0xb80 drivers/base/core.c:3776
usb_new_device+0x9aa/0x1690 drivers/usb/core/hub.c:2708
hub_port_connect drivers/usb/core/hub.c:5580 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5720 [inline]
port_event drivers/usb/core/hub.c:5884 [inline]
hub_event+0x28e8/0x4d30 drivers/usb/core/hub.c:5966
process_one_work kernel/workqueue.c:3396 [inline]
process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479
worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560
kthread+0x38b/0x480 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ihex_binrec_size include/linux/ihex.h:26 [inline]
RIP: 0010:__ihex_next_binrec include/linux/ihex.h:35 [inline]
RIP: 0010:ihex_validate_fw include/linux/ihex.h:54 [inline]
RIP: 0010:request_ihex_firmware include/linux/ihex.h:74 [inline]
RIP: 0010:emi26_load_firmware drivers/usb/misc/emi26.c:86 [inline]
RIP: 0010:emi26_probe+0x283/0x1690 drivers/usb/misc/emi26.c:232
Code: ff 89 de e8 6f 35 99 00 85 db 0f 84 d9 01 00 00 e8 22 31 99 00 48 bb 00 00 00 00 00 fc ff df 49 8d 7e 04 48 89 f8 48 c1 e8 03 <0f> b6 04 18 84 c0 75 47 49 8d 7e 05 48 89 f8 48 c1 e8 03 0f b6 04
RSP: 0018:ffffc90000a56ca0 EFLAGS: 00010247
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88801eaf3e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffffc90000a56dd0 R08: ffffffff909ba87f R09: 1ffffffff213750f
R10: dffffc0000000000 R11: fffffbfff2137510 R12: fffffffffffffffa
R13: 1fffffffffffffff R14: 0000000000000000 R15: 1fffffffffffffff
FS: 0000000000000000(0000) GS:ffff88812498a000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf53deb7c0 CR3: 0000000021f2c000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: ff 89 de e8 6f 35 decl 0x356fe8de(%rcx)
6: 99 cltd
7: 00 85 db 0f 84 d9 add %al,-0x267bf025(%rbp)
d: 01 00 add %eax,(%rax)
f: 00 e8 add %ch,%al
11: 22 31 and (%rcx),%dh
13: 99 cltd
14: 00 48 bb add %cl,-0x45(%rax)
17: 00 00 add %al,(%rax)
19: 00 00 add %al,(%rax)
1b: 00 fc add %bh,%ah
1d: ff lcall (bad)
1e: df 49 8d fisttps -0x73(%rcx)
21: 7e 04 jle 0x27
23: 48 89 f8 mov %rdi,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 75 47 jne 0x79
32: 49 8d 7e 05 lea 0x5(%r14),%rdi
36: 48 89 f8 mov %rdi,%rax
39: 48 c1 e8 03 shr $0x3,%rax
3d: 0f .byte 0xf
3e: b6 04 mov $0x4,%dh
final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 UID: 0 PID: 30 Comm: kworker/1:1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:ihex_binrec_size include/linux/ihex.h:26 [inline]
RIP: 0010:__ihex_next_binrec include/linux/ihex.h:35 [inline]
RIP: 0010:ihex_validate_fw include/linux/ihex.h:54 [inline]
RIP: 0010:request_ihex_firmware include/linux/ihex.h:74 [inline]
RIP: 0010:emi26_load_firmware drivers/usb/misc/emi26.c:86 [inline]
RIP: 0010:emi26_probe+0x283/0x1690 drivers/usb/misc/emi26.c:232
Code: ff 89 de e8 6f 35 99 00 85 db 0f 84 d9 01 00 00 e8 22 31 99 00 48 bb 00 00 00 00 00 fc ff df 49 8d 7e 04 48 89 f8 48 c1 e8 03 <0f> b6 04 18 84 c0 75 47 49 8d 7e 05 48 89 f8 48 c1 e8 03 0f b6 04
RSP: 0018:ffffc90000a56ca0 EFLAGS: 00010247
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88801eaf3e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffffc90000a56dd0 R08: ffffffff909ba87f R09: 1ffffffff213750f
R10: dffffc0000000000 R11: fffffbfff2137510 R12: fffffffffffffffa
R13: 1fffffffffffffff R14: 0000000000000000 R15: 1fffffffffffffff
FS: 0000000000000000(0000) GS:ffff88812498a000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf53deb7c0 CR3: 000000006ff96000 CR4: 00000000003526f0
Call Trace:
usb_probe_interface+0x788/0xe50 drivers/usb/core/driver.c:399
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x254/0xae0 drivers/base/dd.c:706
__driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868
driver_probe_device+0x4f/0x240 drivers/base/dd.c:898
__device_attach_driver+0x270/0x410 drivers/base/dd.c:1026
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c4/0x450 drivers/base/dd.c:1098
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x12a/0x220 drivers/base/bus.c:620
device_add+0x7d7/0xb80 drivers/base/core.c:3776
usb_set_configuration+0x1ad8/0x2180 drivers/usb/core/message.c:2268
usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250
usb_probe_device+0x1c3/0x3b0 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x254/0xae0 drivers/base/dd.c:706
__driver_probe_device+0x1e8/0x360 drivers/base/dd.c:868
driver_probe_device+0x4f/0x240 drivers/base/dd.c:898
__device_attach_driver+0x270/0x410 drivers/base/dd.c:1026
bus_for_each_drv+0x258/0x2f0 drivers/base/bus.c:500
__device_attach+0x2c4/0x450 drivers/base/dd.c:1098
device_initial_probe+0xa1/0xd0 drivers/base/dd.c:1153
bus_probe_device+0x12a/0x220 drivers/base/bus.c:620
device_add+0x7d7/0xb80 drivers/base/core.c:3776
usb_new_device+0x9aa/0x1690 drivers/usb/core/hub.c:2708
hub_port_connect drivers/usb/core/hub.c:5580 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5720 [inline]
port_event drivers/usb/core/hub.c:5884 [inline]
hub_event+0x28e8/0x4d30 drivers/usb/core/hub.c:5966
process_one_work kernel/workqueue.c:3396 [inline]
process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479
worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560
kthread+0x38b/0x480 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ihex_binrec_size include/linux/ihex.h:26 [inline]
RIP: 0010:__ihex_next_binrec include/linux/ihex.h:35 [inline]
RIP: 0010:ihex_validate_fw include/linux/ihex.h:54 [inline]
RIP: 0010:request_ihex_firmware include/linux/ihex.h:74 [inline]
RIP: 0010:emi26_load_firmware drivers/usb/misc/emi26.c:86 [inline]
RIP: 0010:emi26_probe+0x283/0x1690 drivers/usb/misc/emi26.c:232
Code: ff 89 de e8 6f 35 99 00 85 db 0f 84 d9 01 00 00 e8 22 31 99 00 48 bb 00 00 00 00 00 fc ff df 49 8d 7e 04 48 89 f8 48 c1 e8 03 <0f> b6 04 18 84 c0 75 47 49 8d 7e 05 48 89 f8 48 c1 e8 03 0f b6 04
RSP: 0018:ffffc90000a56ca0 EFLAGS: 00010247
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffff88801eaf3e80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: ffffc90000a56dd0 R08: ffffffff909ba87f R09: 1ffffffff213750f
R10: dffffc0000000000 R11: fffffbfff2137510 R12: fffffffffffffffa
R13: 1fffffffffffffff R14: 0000000000000000 R15: 1fffffffffffffff
FS: 0000000000000000(0000) GS:ffff88812498a000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faf53deb7c0 CR3: 0000000021f2c000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: ff 89 de e8 6f 35 decl 0x356fe8de(%rcx)
6: 99 cltd
7: 00 85 db 0f 84 d9 add %al,-0x267bf025(%rbp)
d: 01 00 add %eax,(%rax)
f: 00 e8 add %ch,%al
11: 22 31 and (%rcx),%dh
13: 99 cltd
14: 00 48 bb add %cl,-0x45(%rax)
17: 00 00 add %al,(%rax)
19: 00 00 add %al,(%rax)
1b: 00 fc add %bh,%ah
1d: ff lcall (bad)
1e: df 49 8d fisttps -0x73(%rcx)
21: 7e 04 jle 0x27
23: 48 89 f8 mov %rdi,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 0f b6 04 18 movzbl (%rax,%rbx,1),%eax <-- trapping instruction
2e: 84 c0 test %al,%al
30: 75 47 jne 0x79
32: 49 8d 7e 05 lea 0x5(%r14),%rdi
36: 48 89 f8 mov %rdi,%rax
39: 48 c1 e8 03 shr $0x3,%rax
3d: 0f .byte 0xf
3e: b6 04 mov $0x4,%dh