Extracting prog: 1m47.728350131s
Minimizing prog: 1h31m32.069993502s
Simplifying prog options: 0s
Extracting C: 1m35.756523304s
Simplifying C: 3m31.59411603s
extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program crashed: WARNING in drm_mm_takedown
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
program did not crash
testing program (duration=6m0s, {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-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
write(0xffffffffffffffff, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {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-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {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-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f00000000c0)='1', 0x1)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r0, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {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-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mount-openat-write-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0), 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, 0x0, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300), 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
program crashed: WARNING in drm_mm_takedown
testing program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program crashed: WARNING in drm_mm_takedown
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program crashed: WARNING in drm_mm_takedown
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true 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}}): mkdirat-mount-openat-write-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./sys\x00', 0x1ff)
mount(0x0, &(0x7f0000000000)='./sys\x00', &(0x7f0000000040)='sysfs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./sys/bus/pci/devices/0000:00:01.0/remove\x00', 0x1, 0x0)
write(r0, &(0x7f00000000c0)='1', 0x1)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000200)='./sys/bus/pci/devices/0000:00:00.0/rescan\x00', 0x1, 0x0)
write(r1, &(0x7f0000000300)='1', 0x1)
program crashed: WARNING in drm_mm_takedown
validation run: crashed=true
reproducing took 1h41m4.2193895s
repro crashed as (corrupted=false):
Console: switching to colour dummy device 80x25
------------[ cut here ]------------
Memory manager not clean during takedown.
WARNING: drivers/gpu/drm/drm_mm.c:965 at drm_mm_takedown+0x62/0x280 drivers/gpu/drm/drm_mm.c:965, CPU#0: syz.0.28/5943
Modules linked in:
CPU: 0 UID: 0 PID: 5943 Comm: syz.0.28 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:drm_mm_takedown+0x62/0x280 drivers/gpu/drm/drm_mm.c:965
Code: 8b 43 38 48 39 c5 75 16 e8 3b 0e 45 fc 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e e9 0a 9f f8 05 e8 25 0e 45 fc 48 8d 3d 2e cb 67 0b <67> 48 0f b9 3a 48 c7 c0 e0 13 47 8e 48 ba 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90003aff790 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802b8a0c68 RCX: ffffffff85c5509b
RDX: ffff888030942540 RSI: ffffffff85c5655b RDI: ffffffff912d3090
RBP: ffff88802b8a0ca0 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888029bdb900
R13: ffff888029bdb918 R14: ffffffff85c44260 R15: 0000000000000000
FS: 000055557bc5c500(0000) GS:ffff8880d5dec000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00001c245591d000 CR3: 0000000038e44000 CR4: 0000000000352ef0
Call Trace:
drm_managed_release+0x1bb/0x540 drivers/gpu/drm/drm_managed.c:75
drm_dev_release drivers/gpu/drm/drm_drv.c:914 [inline]
kref_put include/linux/kref.h:65 [inline]
drm_dev_put.part.0+0xca/0x140 drivers/gpu/drm/drm_drv.c:948
drm_dev_put+0x1f/0x30 drivers/gpu/drm/drm_drv.c:947
virtio_dev_remove+0xb8/0x170 drivers/virtio/virtio.c:375
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
bus_remove_device+0x2bc/0x560 drivers/base/bus.c:664
device_del+0x376/0x9b0 drivers/base/core.c:3961
device_unregister+0x1d/0xe0 drivers/base/core.c:4002
unregister_virtio_device+0x39/0x60 drivers/virtio/virtio.c:594
virtio_pci_remove+0x7c/0x110 drivers/virtio/virtio_pci_common.c:758
pci_device_remove+0xb2/0x1d0 drivers/pci/pci-driver.c:512
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
pci_stop_dev drivers/pci/remove.c:27 [inline]
pci_stop_bus_device+0x120/0x160 drivers/pci/remove.c:93
pci_stop_and_remove_bus_device+0x58/0xa0 drivers/pci/remove.c:128
pci_stop_and_remove_bus_device_locked+0x1a/0x20 drivers/pci/remove.c:136
remove_store+0x123/0x140 drivers/pci/pci-sysfs.c:523
dev_attr_store+0x58/0x80 drivers/base/core.c:2505
sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145
kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x6ac/0x1050 fs/read_write.c:687
ksys_write+0x12a/0x250 fs/read_write.c:739
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa232f9e0d9
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:00007ffd4f8ff7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa233225fa0 RCX: 00007fa232f9e0d9
RDX: 0000000000000001 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007fa233035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa233225fac R14: 00007fa233225fa0 R15: 00007fa233225fa0
----------------
Code disassembly (best guess):
0: 8b 43 38 mov 0x38(%rbx),%eax
3: 48 39 c5 cmp %rax,%rbp
6: 75 16 jne 0x1e
8: e8 3b 0e 45 fc call 0xfc450e48
d: 48 83 c4 08 add $0x8,%rsp
11: 5b pop %rbx
12: 5d pop %rbp
13: 41 5c pop %r12
15: 41 5d pop %r13
17: 41 5e pop %r14
19: e9 0a 9f f8 05 jmp 0x5f89f28
1e: e8 25 0e 45 fc call 0xfc450e48
23: 48 8d 3d 2e cb 67 0b lea 0xb67cb2e(%rip),%rdi # 0xb67cb58
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 48 c7 c0 e0 13 47 8e mov $0xffffffff8e4713e0,%rax
36: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
3d: fc ff df
final repro crashed as (corrupted=false):
Console: switching to colour dummy device 80x25
------------[ cut here ]------------
Memory manager not clean during takedown.
WARNING: drivers/gpu/drm/drm_mm.c:965 at drm_mm_takedown+0x62/0x280 drivers/gpu/drm/drm_mm.c:965, CPU#0: syz.0.28/5943
Modules linked in:
CPU: 0 UID: 0 PID: 5943 Comm: syz.0.28 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:drm_mm_takedown+0x62/0x280 drivers/gpu/drm/drm_mm.c:965
Code: 8b 43 38 48 39 c5 75 16 e8 3b 0e 45 fc 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e e9 0a 9f f8 05 e8 25 0e 45 fc 48 8d 3d 2e cb 67 0b <67> 48 0f b9 3a 48 c7 c0 e0 13 47 8e 48 ba 00 00 00 00 00 fc ff df
RSP: 0018:ffffc90003aff790 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88802b8a0c68 RCX: ffffffff85c5509b
RDX: ffff888030942540 RSI: ffffffff85c5655b RDI: ffffffff912d3090
RBP: ffff88802b8a0ca0 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888029bdb900
R13: ffff888029bdb918 R14: ffffffff85c44260 R15: 0000000000000000
FS: 000055557bc5c500(0000) GS:ffff8880d5dec000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00001c245591d000 CR3: 0000000038e44000 CR4: 0000000000352ef0
Call Trace:
drm_managed_release+0x1bb/0x540 drivers/gpu/drm/drm_managed.c:75
drm_dev_release drivers/gpu/drm/drm_drv.c:914 [inline]
kref_put include/linux/kref.h:65 [inline]
drm_dev_put.part.0+0xca/0x140 drivers/gpu/drm/drm_drv.c:948
drm_dev_put+0x1f/0x30 drivers/gpu/drm/drm_drv.c:947
virtio_dev_remove+0xb8/0x170 drivers/virtio/virtio.c:375
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
bus_remove_device+0x2bc/0x560 drivers/base/bus.c:664
device_del+0x376/0x9b0 drivers/base/core.c:3961
device_unregister+0x1d/0xe0 drivers/base/core.c:4002
unregister_virtio_device+0x39/0x60 drivers/virtio/virtio.c:594
virtio_pci_remove+0x7c/0x110 drivers/virtio/virtio_pci_common.c:758
pci_device_remove+0xb2/0x1d0 drivers/pci/pci-driver.c:512
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
pci_stop_dev drivers/pci/remove.c:27 [inline]
pci_stop_bus_device+0x120/0x160 drivers/pci/remove.c:93
pci_stop_and_remove_bus_device+0x58/0xa0 drivers/pci/remove.c:128
pci_stop_and_remove_bus_device_locked+0x1a/0x20 drivers/pci/remove.c:136
remove_store+0x123/0x140 drivers/pci/pci-sysfs.c:523
dev_attr_store+0x58/0x80 drivers/base/core.c:2505
sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145
kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x6ac/0x1050 fs/read_write.c:687
ksys_write+0x12a/0x250 fs/read_write.c:739
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa232f9e0d9
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:00007ffd4f8ff7c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa233225fa0 RCX: 00007fa232f9e0d9
RDX: 0000000000000001 RSI: 00002000000000c0 RDI: 0000000000000003
RBP: 00007fa233035024 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa233225fac R14: 00007fa233225fa0 R15: 00007fa233225fa0
----------------
Code disassembly (best guess):
0: 8b 43 38 mov 0x38(%rbx),%eax
3: 48 39 c5 cmp %rax,%rbp
6: 75 16 jne 0x1e
8: e8 3b 0e 45 fc call 0xfc450e48
d: 48 83 c4 08 add $0x8,%rsp
11: 5b pop %rbx
12: 5d pop %rbp
13: 41 5c pop %r12
15: 41 5d pop %r13
17: 41 5e pop %r14
19: e9 0a 9f f8 05 jmp 0x5f89f28
1e: e8 25 0e 45 fc call 0xfc450e48
23: 48 8d 3d 2e cb 67 0b lea 0xb67cb2e(%rip),%rdi # 0xb67cb58
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: 48 c7 c0 e0 13 47 8e mov $0xffffffff8e4713e0,%rax
36: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
3d: fc ff df