Extracting prog: 32.019649412s
Minimizing prog: 7m30.671163142s
Simplifying prog options: 0s
Extracting C: 32.585401826s
Simplifying C: 4m4.082032118s


extracting reproducer from 68 programs
first checking the prog from the crash report
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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG-socketpair$unix-pipe-splice-splice-sendto
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
splice(r1, 0x0, r3, 0x0, 0x8000f28, 0x0)
splice(r2, 0x0, r1, 0x0, 0x7f, 0xe)
sendto(r2, &(0x7f0000000000)="d712ca5150693b2e74719e797d8ef670580aff149aa4400d3cca138e671f753b2c4c2a8ea284f46a3f42060308c694f000aa12f6ff2736bd57a17fedf26d5d25a78503e037ceead7969ccc9e5eb4aed6", 0x50, 0x4, &(0x7f0000000080)=@nl=@proc={0x10, 0x0, 0x25dfdbfd, 0x10000}, 0x80)

program crashed: WARNING in driver_unregister
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG-socketpair$unix-pipe-splice-splice
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
splice(r1, 0x0, r3, 0x0, 0x8000f28, 0x0)
splice(r2, 0x0, r1, 0x0, 0x7f, 0xe)

program crashed: WARNING in driver_unregister
program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG-socketpair$unix-pipe-splice
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
pipe(&(0x7f0000000200)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
splice(r1, 0x0, r2, 0x0, 0x8000f28, 0x0)

program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG-socketpair$unix-pipe
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180))
pipe(&(0x7f0000000200))

program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG-socketpair$unix
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180))

program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, 0x0)

program did not crash
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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}}): ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
ioctl$COMEDI_DEVCONFIG(0xffffffffffffffff, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program did not crash
testing program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, 0x0, 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program did not crash
extracting C reproducer
testing compiled C program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
simplifying C reproducer
testing compiled C program (duration=38.721949093s, {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}}): openat$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing compiled C program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
program crashed: WARNING in driver_unregister
testing program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program crashed: WARNING in driver_unregister
validation run: crashed=true
testing program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program crashed: WARNING in driver_unregister
validation run: crashed=true
testing program (duration=38.721949093s, {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$comedi-ioctl$COMEDI_DEVCONFIG
detailed listing:
executing program 0:
r0 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000280)='/dev/comedi2\x00', 0x0, 0x0)
ioctl$COMEDI_DEVCONFIG(r0, 0x40946400, &(0x7f0000000180)={'c6xdigio\x00', [0x14f27, 0x0, 0x100003, 0x2, 0xe3, 0xcc9, 0xf, 0x7, 0x5, 0x0, 0xef9, 0x1, 0x6, 0x1, 0x6, 0x101, 0x1000, 0x1a449, 0x81, 0x8001, 0x99, 0xcaa7, 0x7, 0x20001e58, 0x8, 0xe69, 0x0, 0x8, 0x5, 0x4000004, 0xfffffff9]})

program crashed: WARNING in driver_unregister
validation run: crashed=true
reproducing took 14m35.446516413s
repro crashed as (corrupted=false):
Unexpected driver unregister!
WARNING: CPU: 3 PID: 6116 at drivers/base/driver.c:273 driver_unregister drivers/base/driver.c:273 [inline]
WARNING: CPU: 3 PID: 6116 at drivers/base/driver.c:273 driver_unregister+0x90/0xb0 drivers/base/driver.c:270
Modules linked in:
CPU: 3 UID: 0 PID: 6116 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~bpo12+1 04/01/2014
RIP: 0010:driver_unregister drivers/base/driver.c:273 [inline]
RIP: 0010:driver_unregister+0x90/0xb0 drivers/base/driver.c:270
Code: 48 89 ef e8 a2 13 4b fc 48 89 df e8 3a 93 ff ff 5b 5d e9 83 4f a4 fb e8 7e 4f a4 fb 90 48 c7 c7 00 86 42 8c e8 31 f5 62 fb 90 <0f> 0b 90 90 5b 5d e9 65 4f a4 fb e8 00 ab 0a fc eb 94 e8 f9 aa 0a
RSP: 0018:ffffc900037479b0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff90190fe0 RCX: ffffffff817a3358
RDX: ffff888024568000 RSI: ffffffff817a3365 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff90190f20
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888105120000
FS:  00005555701de500(0000) GS:ffff8880d69b8000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f97914659c0 CR3: 0000000033b2e000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 comedi_device_detach_locked+0x12f/0xa50 drivers/comedi/drivers.c:207
 comedi_device_detach+0x67/0xb0 drivers/comedi/drivers.c:215
 comedi_device_attach+0x43d/0x900 drivers/comedi/drivers.c:1011
 do_devconfig_ioctl+0x1b1/0x710 drivers/comedi/comedi_fops.c:872
 comedi_unlocked_ioctl+0x165d/0x2f00 drivers/comedi/comedi_fops.c:2178
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:598 [inline]
 __se_sys_ioctl fs/ioctl.c:584 [inline]
 __x64_sys_ioctl+0x18b/0x210 fs/ioctl.c:584
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f979158ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffb0044688 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f97917c5fa0 RCX: 00007f979158ebe9
RDX: 0000200000000180 RSI: 0000000040946400 RDI: 0000000000000003
RBP: 00007f9791611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f97917c5fa0 R14: 00007f97917c5fa0 R15: 0000000000000003
 </TASK>

final repro crashed as (corrupted=false):
Unexpected driver unregister!
WARNING: CPU: 3 PID: 6116 at drivers/base/driver.c:273 driver_unregister drivers/base/driver.c:273 [inline]
WARNING: CPU: 3 PID: 6116 at drivers/base/driver.c:273 driver_unregister+0x90/0xb0 drivers/base/driver.c:270
Modules linked in:
CPU: 3 UID: 0 PID: 6116 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~bpo12+1 04/01/2014
RIP: 0010:driver_unregister drivers/base/driver.c:273 [inline]
RIP: 0010:driver_unregister+0x90/0xb0 drivers/base/driver.c:270
Code: 48 89 ef e8 a2 13 4b fc 48 89 df e8 3a 93 ff ff 5b 5d e9 83 4f a4 fb e8 7e 4f a4 fb 90 48 c7 c7 00 86 42 8c e8 31 f5 62 fb 90 <0f> 0b 90 90 5b 5d e9 65 4f a4 fb e8 00 ab 0a fc eb 94 e8 f9 aa 0a
RSP: 0018:ffffc900037479b0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffffffff90190fe0 RCX: ffffffff817a3358
RDX: ffff888024568000 RSI: ffffffff817a3365 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff90190f20
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888105120000
FS:  00005555701de500(0000) GS:ffff8880d69b8000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f97914659c0 CR3: 0000000033b2e000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 comedi_device_detach_locked+0x12f/0xa50 drivers/comedi/drivers.c:207
 comedi_device_detach+0x67/0xb0 drivers/comedi/drivers.c:215
 comedi_device_attach+0x43d/0x900 drivers/comedi/drivers.c:1011
 do_devconfig_ioctl+0x1b1/0x710 drivers/comedi/comedi_fops.c:872
 comedi_unlocked_ioctl+0x165d/0x2f00 drivers/comedi/comedi_fops.c:2178
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:598 [inline]
 __se_sys_ioctl fs/ioctl.c:584 [inline]
 __x64_sys_ioctl+0x18b/0x210 fs/ioctl.c:584
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f979158ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fffb0044688 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f97917c5fa0 RCX: 00007f979158ebe9
RDX: 0000200000000180 RSI: 0000000040946400 RDI: 0000000000000003
RBP: 00007f9791611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f97917c5fa0 R14: 00007f97917c5fa0 R15: 0000000000000003
 </TASK>