Extracting prog: 2m25.177735506s
Minimizing prog: 14m10.181771399s
Simplifying prog options: 0s
Extracting C: 45.50051904s
Simplifying C: 10m12.843117257s
extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program crashed: possible deadlock in uinput_request_submit
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
ioctl$EVIOCSFF(0xffffffffffffffff, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
ioctl$UI_DEV_SETUP(0xffffffffffffffff, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(0xffffffffffffffff, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(0xffffffffffffffff, 0x5501)
r0 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r0, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, 0x0, 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, 0x0)
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(0x0, 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
testing program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=47.789272722s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
simplifying C reproducer
testing compiled C program (duration=47.789272722s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace 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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in input_ff_flush
a never seen crash title: possible deadlock in input_ff_flush, ignore
testing compiled C program (duration=47.789272722s, {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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {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}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing compiled C program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
program crashed: possible deadlock in uinput_request_submit
testing program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program did not crash
validation run: crashed=false
testing program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program crashed: possible deadlock in uinput_request_submit
validation run: crashed=true
testing program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program crashed: possible deadlock in uinput_request_submit
validation run: crashed=true
testing program (duration=47.789272722s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$uinput-ioctl$UI_DEV_SETUP-ioctl$UI_SET_FFBIT-ioctl$UI_DEV_CREATE-syz_open_dev$evdev-ioctl$EVIOCSFF
detailed listing:
executing program 0:
r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000280)={{0x0, 0x4, 0x0, 0x9}, 'syz1\x00', 0x3f})
ioctl$UI_SET_FFBIT(r0, 0x4004556b, 0x51)
ioctl$UI_DEV_CREATE(r0, 0x5501)
r1 = syz_open_dev$evdev(&(0x7f00000000c0), 0x40, 0x0)
ioctl$EVIOCSFF(r1, 0x40304580, &(0x7f0000000300)={0x50, 0xffff, 0x0, {0x0, 0x68bd}, {}, @cond=[{0x0, 0x0, 0x0, 0x0, 0x0, 0x2}]})
program crashed: possible deadlock in uinput_request_submit
validation run: crashed=true
reproducing took 32m44.581413419s
repro crashed as (corrupted=false):
input: syz1 as /devices/virtual/input/input5
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/6011 is trying to acquire lock:
ffff888034759870 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_send drivers/input/misc/uinput.c:151 [inline]
ffff888034759870 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
but task is already holding lock:
ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: class_mutex_constructor include/linux/mutex.h:253 [inline]
ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb80 drivers/input/ff-core.c:122
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #3 (&ff->mutex){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_constructor include/linux/mutex.h:253 [inline]
input_ff_flush+0x5e/0x1a0 drivers/input/ff-core.c:231
input_flush_device+0xd6/0x130 drivers/input/input.c:628
evdev_release+0xe1/0x800 drivers/input/evdev.c:435
__fput+0x44f/0xa70 fs/file_table.c:469
fput_close_sync+0x11f/0x240 fs/file_table.c:574
__do_sys_close fs/open.c:1509 [inline]
__se_sys_close fs/open.c:1494 [inline]
__x64_sys_close+0x7e/0x110 fs/open.c:1494
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #2 (&dev->mutex#2){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_intr_constructor include/linux/mutex.h:255 [inline]
input_register_handle+0x18d/0x540 drivers/input/input.c:2619
kbd_connect+0xbe/0x150 drivers/tty/vt/keyboard.c:1559
input_attach_handler drivers/input/input.c:994 [inline]
input_register_device+0xd00/0x1160 drivers/input/input.c:2378
acpi_button_probe+0x764/0xc90 drivers/acpi/button.c:622
platform_probe+0xf9/0x190 drivers/base/platform.c:1446
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:661
__driver_probe_device+0x18c/0x320 drivers/base/dd.c:803
driver_probe_device+0x4f/0x240 drivers/base/dd.c:833
__driver_attach+0x349/0x640 drivers/base/dd.c:1227
bus_for_each_dev+0x23b/0x2c0 drivers/base/bus.c:383
bus_add_driver+0x345/0x670 drivers/base/bus.c:715
driver_register+0x23a/0x320 drivers/base/driver.c:249
do_one_initcall+0x250/0x8d0 init/main.c:1382
do_initcall_level+0x104/0x190 init/main.c:1444
do_initcalls+0x59/0xa0 init/main.c:1460
kernel_init_freeable+0x2a6/0x3e0 init/main.c:1692
kernel_init+0x1d/0x1d0 init/main.c:1582
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
-> #1 (input_mutex){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_intr_constructor include/linux/mutex.h:255 [inline]
input_register_device+0xa76/0x1160 drivers/input/input.c:2374
uinput_create_device+0x422/0x670 drivers/input/misc/uinput.c:365
uinput_ioctl_handler+0x417/0x14a0 drivers/input/misc/uinput.c:919
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #0 (&newdev->mutex){+.+.}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3165 [inline]
check_prevs_add kernel/locking/lockdep.c:3284 [inline]
validate_chain kernel/locking/lockdep.c:3908 [inline]
__lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237
lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
uinput_request_send drivers/input/misc/uinput.c:151 [inline]
uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
uinput_dev_upload_effect+0x182/0x230 drivers/input/misc/uinput.c:257
input_ff_upload+0x5fb/0xb80 drivers/input/ff-core.c:148
evdev_do_ioctl drivers/input/evdev.c:1181 [inline]
evdev_ioctl_handler+0x16e2/0x1fe0 drivers/input/evdev.c:1270
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
other info that might help us debug this:
Chain exists of:
&newdev->mutex --> &dev->mutex#2 --> &ff->mutex
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&ff->mutex);
lock(&dev->mutex#2);
lock(&ff->mutex);
lock(&newdev->mutex);
*** DEADLOCK ***
2 locks held by syz.0.17/6011:
#0: ffff8880343fb118 (&evdev->mutex){+.+.}-{4:4}, at: evdev_ioctl_handler+0x14a/0x1fe0 drivers/input/evdev.c:1261
#1: ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: class_mutex_constructor include/linux/mutex.h:253 [inline]
#1: ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb80 drivers/input/ff-core.c:122
stack backtrace:
CPU: 1 UID: 0 PID: 6011 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
print_circular_bug+0x2e1/0x300 kernel/locking/lockdep.c:2043
check_noncircular+0x12e/0x150 kernel/locking/lockdep.c:2175
check_prev_add kernel/locking/lockdep.c:3165 [inline]
check_prevs_add kernel/locking/lockdep.c:3284 [inline]
validate_chain kernel/locking/lockdep.c:3908 [inline]
__lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237
lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
uinput_request_send drivers/input/misc/uinput.c:151 [inline]
uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
uinput_dev_upload_effect+0x182/0x230 drivers/input/misc/uinput.c:257
input_ff_upload+0x5fb/0xb80 drivers/input/ff-core.c:148
evdev_do_ioctl drivers/input/evdev.c:1181 [inline]
evdev_ioctl_handler+0x16e2/0x1fe0 drivers/input/evdev.c:1270
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab5459c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffeb14cea68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fab54815fa0 RCX: 00007fab5459c799
RDX: 0000200000000300 RSI: 0000000040304580 RDI: 0000000000000004
RBP: 00007fab54632bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fab54815fac R14: 00007fab54815fa0 R15: 00007fab54815fa0
final repro crashed as (corrupted=false):
input: syz1 as /devices/virtual/input/input5
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
syz.0.17/6011 is trying to acquire lock:
ffff888034759870 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_send drivers/input/misc/uinput.c:151 [inline]
ffff888034759870 (&newdev->mutex){+.+.}-{4:4}, at: uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
but task is already holding lock:
ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: class_mutex_constructor include/linux/mutex.h:253 [inline]
ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb80 drivers/input/ff-core.c:122
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #3 (&ff->mutex){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_constructor include/linux/mutex.h:253 [inline]
input_ff_flush+0x5e/0x1a0 drivers/input/ff-core.c:231
input_flush_device+0xd6/0x130 drivers/input/input.c:628
evdev_release+0xe1/0x800 drivers/input/evdev.c:435
__fput+0x44f/0xa70 fs/file_table.c:469
fput_close_sync+0x11f/0x240 fs/file_table.c:574
__do_sys_close fs/open.c:1509 [inline]
__se_sys_close fs/open.c:1494 [inline]
__x64_sys_close+0x7e/0x110 fs/open.c:1494
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #2 (&dev->mutex#2){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_intr_constructor include/linux/mutex.h:255 [inline]
input_register_handle+0x18d/0x540 drivers/input/input.c:2619
kbd_connect+0xbe/0x150 drivers/tty/vt/keyboard.c:1559
input_attach_handler drivers/input/input.c:994 [inline]
input_register_device+0xd00/0x1160 drivers/input/input.c:2378
acpi_button_probe+0x764/0xc90 drivers/acpi/button.c:622
platform_probe+0xf9/0x190 drivers/base/platform.c:1446
call_driver_probe drivers/base/dd.c:-1 [inline]
really_probe+0x267/0xaf0 drivers/base/dd.c:661
__driver_probe_device+0x18c/0x320 drivers/base/dd.c:803
driver_probe_device+0x4f/0x240 drivers/base/dd.c:833
__driver_attach+0x349/0x640 drivers/base/dd.c:1227
bus_for_each_dev+0x23b/0x2c0 drivers/base/bus.c:383
bus_add_driver+0x345/0x670 drivers/base/bus.c:715
driver_register+0x23a/0x320 drivers/base/driver.c:249
do_one_initcall+0x250/0x8d0 init/main.c:1382
do_initcall_level+0x104/0x190 init/main.c:1444
do_initcalls+0x59/0xa0 init/main.c:1460
kernel_init_freeable+0x2a6/0x3e0 init/main.c:1692
kernel_init+0x1d/0x1d0 init/main.c:1582
ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
-> #1 (input_mutex){+.+.}-{4:4}:
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
class_mutex_intr_constructor include/linux/mutex.h:255 [inline]
input_register_device+0xa76/0x1160 drivers/input/input.c:2374
uinput_create_device+0x422/0x670 drivers/input/misc/uinput.c:365
uinput_ioctl_handler+0x417/0x14a0 drivers/input/misc/uinput.c:919
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
-> #0 (&newdev->mutex){+.+.}-{4:4}:
check_prev_add kernel/locking/lockdep.c:3165 [inline]
check_prevs_add kernel/locking/lockdep.c:3284 [inline]
validate_chain kernel/locking/lockdep.c:3908 [inline]
__lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237
lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
uinput_request_send drivers/input/misc/uinput.c:151 [inline]
uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
uinput_dev_upload_effect+0x182/0x230 drivers/input/misc/uinput.c:257
input_ff_upload+0x5fb/0xb80 drivers/input/ff-core.c:148
evdev_do_ioctl drivers/input/evdev.c:1181 [inline]
evdev_ioctl_handler+0x16e2/0x1fe0 drivers/input/evdev.c:1270
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
other info that might help us debug this:
Chain exists of:
&newdev->mutex --> &dev->mutex#2 --> &ff->mutex
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&ff->mutex);
lock(&dev->mutex#2);
lock(&ff->mutex);
lock(&newdev->mutex);
*** DEADLOCK ***
2 locks held by syz.0.17/6011:
#0: ffff8880343fb118 (&evdev->mutex){+.+.}-{4:4}, at: evdev_ioctl_handler+0x14a/0x1fe0 drivers/input/evdev.c:1261
#1: ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: class_mutex_constructor include/linux/mutex.h:253 [inline]
#1: ffff8880347590b0 (&ff->mutex){+.+.}-{4:4}, at: input_ff_upload+0x398/0xb80 drivers/input/ff-core.c:122
stack backtrace:
CPU: 1 UID: 0 PID: 6011 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Call Trace:
dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120
print_circular_bug+0x2e1/0x300 kernel/locking/lockdep.c:2043
check_noncircular+0x12e/0x150 kernel/locking/lockdep.c:2175
check_prev_add kernel/locking/lockdep.c:3165 [inline]
check_prevs_add kernel/locking/lockdep.c:3284 [inline]
validate_chain kernel/locking/lockdep.c:3908 [inline]
__lock_acquire+0x15a5/0x2cf0 kernel/locking/lockdep.c:5237
lock_acquire+0xf0/0x2e0 kernel/locking/lockdep.c:5868
__mutex_lock_common kernel/locking/mutex.c:614 [inline]
__mutex_lock+0x19f/0x1300 kernel/locking/mutex.c:776
uinput_request_send drivers/input/misc/uinput.c:151 [inline]
uinput_request_submit+0x1bd/0x740 drivers/input/misc/uinput.c:182
uinput_dev_upload_effect+0x182/0x230 drivers/input/misc/uinput.c:257
input_ff_upload+0x5fb/0xb80 drivers/input/ff-core.c:148
evdev_do_ioctl drivers/input/evdev.c:1181 [inline]
evdev_ioctl_handler+0x16e2/0x1fe0 drivers/input/evdev.c:1270
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:597 [inline]
__se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab5459c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffeb14cea68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fab54815fa0 RCX: 00007fab5459c799
RDX: 0000200000000300 RSI: 0000000040304580 RDI: 0000000000000004
RBP: 00007fab54632bd9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fab54815fac R14: 00007fab54815fa0 R15: 00007fab54815fa0