Extracting prog: 1m17.167365603s
Minimizing prog: 12m24.861951078s
Simplifying prog options: 0s
Extracting C: 24.566547162s
Simplifying C: 4m4.775464125s
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}}): syz_usb_connect-mkdirat-mount-openat-write-close-openat-syz_usb_ep_write
detailed listing:
executing program 0:
r0 = syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r1, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
close(r1)
openat(0xffffffffffffff9c, &(0x7f0000000700)='./mysys/bus/platform/drivers/dummy_hcd/bind\x00', 0x1, 0x0)
syz_usb_ep_write(r0, 0x81, 0x100, &(0x7f0000000900)='\x00'/256)
program crashed: general protection fault in dummy_udc_start
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write-close-openat
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
close(r0)
openat(0xffffffffffffff9c, &(0x7f0000000700)='./mysys/bus/platform/drivers/dummy_hcd/bind\x00', 0x1, 0x0)
program crashed: general protection fault in set_link_state
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write-close
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
close(r0)
program crashed: general protection fault in dummy_udc_start
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in set_link_state
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, 0x0, &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB], &(0x7f0000001000)={0x0, 0x0, 0x0, 0x0})
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in set_link_state
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(&(0x7f0000000200)=@filename='none\x00', &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in dummy_udc_start
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
program did not crash
testing program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600), 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
simplifying C reproducer
testing compiled C program (duration=37.29010287s, {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}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program did not crash
testing compiled C program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
program crashed: general protection fault in set_link_state
testing program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in set_link_state
validation run: crashed=true
testing program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in set_link_state
validation run: crashed=true
testing program (duration=37.29010287s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-mkdirat-mount-openat-write
detailed listing:
executing program 0:
syz_usb_connect(0x2, 0x32, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000200000040c40700a001000102030109022000010100803209040000020806f2000705020240000007058102400000"], 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./mysys\x00', 0x1ff)
mount(0x0, &(0x7f0000000300)='./mysys\x00', &(0x7f0000000400)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000500)='./mysys/bus/platform/drivers/dummy_hcd/unbind\x00', 0x1, 0x0)
write(r0, &(0x7f0000000600)='dummy_hcd.0\x00', 0xb)
program crashed: general protection fault in set_link_state
validation run: crashed=true
reproducing took 20m40.925769151s
repro crashed as (corrupted=false):
usb usb5: USB disconnect, device number 1
dummy_hcd dummy_hcd.0: stopped
dummy_hcd dummy_hcd.0: USB bus 5 deregistered
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 2 UID: 0 PID: 5934 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:set_link_state+0x2c/0xf20 drivers/usb/gadget/udc/dummy_hcd.c:436
Code: 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 50 48 89 7c 24 10 e8 65 86 39 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 a2 0e 00 00 48 8b 44 24 10 4c 8d b0 a3 00 00 00
RSP: 0018:ffffc90003cc7818 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87d0e7c3
RDX: 0000000000000000 RSI: ffffffff87d0d63b RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802bffc000 R14: 0000000000000000 R15: ffff88802bffcc00
FS: 0000000000000000(0000) GS:ffff8880d5fde000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ef437af660 CR3: 000000000e994000 CR4: 0000000000352ef0
Call Trace:
dummy_pullup+0xf3/0x170 drivers/usb/gadget/udc/dummy_hcd.c:915
usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:785
gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1718
device_remove+0xcb/0x180 drivers/base/dd.c:616
__device_release_driver drivers/base/dd.c:1349 [inline]
device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
driver_unregister+0x76/0xb0 drivers/base/driver.c:202
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784
raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
__fput+0x3ff/0xb50 fs/file_table.c:512
task_work_run+0x150/0x240 kernel/task_work.c:233
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x951/0x2ae0 kernel/exit.c:1009
do_group_exit+0xd5/0x2a0 kernel/exit.c:1152
get_signal+0x1ec7/0x21e0 kernel/signal.c:3046
arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
__exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdb22d9de99
Code: Unable to access opcode bytes at 0x7fdb22d9de6f.
RSP: 002b:00007ffc4a33b758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: 000000000000000b RBX: 00007fdb23025fa0 RCX: 00007fdb22d9de99
RDX: 000000000000000b RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007fdb22e33eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdb23025fac R14: 00007fdb23025fa0 R15: 00007fdb23025fa0
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:set_link_state+0x2c/0xf20 drivers/usb/gadget/udc/dummy_hcd.c:436
Code: 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 50 48 89 7c 24 10 e8 65 86 39 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 a2 0e 00 00 48 8b 44 24 10 4c 8d b0 a3 00 00 00
RSP: 0018:ffffc90003cc7818 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87d0e7c3
RDX: 0000000000000000 RSI: ffffffff87d0d63b RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802bffc000 R14: 0000000000000000 R15: ffff88802bffcc00
FS: 0000000000000000(0000) GS:ffff8880d5fde000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ef437af660 CR3: 000000000e994000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 41 56 push %r14
2: 41 55 push %r13
4: 41 54 push %r12
6: 55 push %rbp
7: 53 push %rbx
8: 48 89 fb mov %rdi,%rbx
b: 48 83 ec 50 sub $0x50,%rsp
f: 48 89 7c 24 10 mov %rdi,0x10(%rsp)
14: e8 65 86 39 fa call 0xfa39867e
19: 48 89 da mov %rbx,%rdx
1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
23: fc ff df
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 a2 0e 00 00 jne 0xed6
34: 48 8b 44 24 10 mov 0x10(%rsp),%rax
39: 4c 8d b0 a3 00 00 00 lea 0xa3(%rax),%r14
final repro crashed as (corrupted=false):
usb usb5: USB disconnect, device number 1
dummy_hcd dummy_hcd.0: stopped
dummy_hcd dummy_hcd.0: USB bus 5 deregistered
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 2 UID: 0 PID: 5934 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:set_link_state+0x2c/0xf20 drivers/usb/gadget/udc/dummy_hcd.c:436
Code: 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 50 48 89 7c 24 10 e8 65 86 39 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 a2 0e 00 00 48 8b 44 24 10 4c 8d b0 a3 00 00 00
RSP: 0018:ffffc90003cc7818 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87d0e7c3
RDX: 0000000000000000 RSI: ffffffff87d0d63b RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802bffc000 R14: 0000000000000000 R15: ffff88802bffcc00
FS: 0000000000000000(0000) GS:ffff8880d5fde000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ef437af660 CR3: 000000000e994000 CR4: 0000000000352ef0
Call Trace:
dummy_pullup+0xf3/0x170 drivers/usb/gadget/udc/dummy_hcd.c:915
usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:785
gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1718
device_remove+0xcb/0x180 drivers/base/dd.c:616
__device_release_driver drivers/base/dd.c:1349 [inline]
device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
driver_unregister+0x76/0xb0 drivers/base/driver.c:202
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1784
raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
__fput+0x3ff/0xb50 fs/file_table.c:512
task_work_run+0x150/0x240 kernel/task_work.c:233
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x951/0x2ae0 kernel/exit.c:1009
do_group_exit+0xd5/0x2a0 kernel/exit.c:1152
get_signal+0x1ec7/0x21e0 kernel/signal.c:3046
arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
__exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdb22d9de99
Code: Unable to access opcode bytes at 0x7fdb22d9de6f.
RSP: 002b:00007ffc4a33b758 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: 000000000000000b RBX: 00007fdb23025fa0 RCX: 00007fdb22d9de99
RDX: 000000000000000b RSI: 0000200000000600 RDI: 0000000000000004
RBP: 00007fdb22e33eaf R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fdb23025fac R14: 00007fdb23025fa0 R15: 00007fdb23025fa0
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:set_link_state+0x2c/0xf20 drivers/usb/gadget/udc/dummy_hcd.c:436
Code: 41 56 41 55 41 54 55 53 48 89 fb 48 83 ec 50 48 89 7c 24 10 e8 65 86 39 fa 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 a2 0e 00 00 48 8b 44 24 10 4c 8d b0 a3 00 00 00
RSP: 0018:ffffc90003cc7818 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87d0e7c3
RDX: 0000000000000000 RSI: ffffffff87d0d63b RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000293
R13: ffff88802bffc000 R14: 0000000000000000 R15: ffff88802bffcc00
FS: 0000000000000000(0000) GS:ffff8880d5fde000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ef437af660 CR3: 000000000e994000 CR4: 0000000000352ef0
----------------
Code disassembly (best guess):
0: 41 56 push %r14
2: 41 55 push %r13
4: 41 54 push %r12
6: 55 push %rbp
7: 53 push %rbx
8: 48 89 fb mov %rdi,%rbx
b: 48 83 ec 50 sub $0x50,%rsp
f: 48 89 7c 24 10 mov %rdi,0x10(%rsp)
14: e8 65 86 39 fa call 0xfa39867e
19: 48 89 da mov %rbx,%rdx
1c: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
23: fc ff df
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 a2 0e 00 00 jne 0xed6
34: 48 8b 44 24 10 mov 0x10(%rsp),%rax
39: 4c 8d b0 a3 00 00 00 lea 0xa3(%rax),%r14