Extracting prog: 1m9.775426601s
Minimizing prog: 10m8.659973473s
Simplifying prog options: 0s
Extracting C: 44.034760992s
Simplifying C: 13m8.468597149s


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:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program crashed: kernel BUG in do_swap_page
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(0xffffffffffffffff, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(0xffffffffffffffff, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(0xffffffffffffffff, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, 0x0)
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, 0x0)
ioctl$UFFDIO_COPY(r0, 0xc028aa05, &(0x7f0000000240)={&(0x7f00002b9000/0x400000)=nil, &(0x7f00003ab000/0x2000)=nil, 0x400000, 0x2, 0x2})
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
testing program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xf, 0x4008032, 0xffffffffffffffff, 0x0)
r0 = userfaultfd(0x1)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x8)
madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00304, 0x15)
ioctl$UFFDIO_API(r0, 0xc018aa3f, &(0x7f00000000c0))
ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000000080)={{&(0x7f00000e2000/0xc00000)=nil, 0xc00000}, 0x2})
ioctl$UFFDIO_COPY(r0, 0xc028aa05, 0x0)
mlock(&(0x7f0000000000/0x800000)=nil, 0x800000)

program did not crash
extracting C reproducer
testing compiled C program (duration=32.686825645s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
simplifying C reproducer
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program did not crash
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program crashed: kernel BUG in do_swap_page
testing compiled C program (duration=32.686825645s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-userfaultfd-madvise-madvise-ioctl$UFFDIO_API-ioctl$UFFDIO_REGISTER-ioctl$UFFDIO_COPY-mlock
program did not crash
reproducing took 25m10.938782094s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at mm/memory.c:4062!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 299 Comm: syz-executor209 Not tainted 6.1.128-syzkaller-00010-g27895588a299 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062
Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 61 6f 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55
RSP: 0018:ffffc90000ec7780 EFLAGS: 00010293
RAX: ffffffff81b13ecd RBX: 0000000000020000 RCX: ffff888110668000
RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000
RBP: ffffc90000ec7910 R08: ffffffff81b13212 R09: fffff940009292e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ec7a80
R13: dffffc0000000000 R14: ffffea0004949700 R15: 50000000000a0415
FS:  000055557a665380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00004000000000c8 CR3: 0000000110962000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 handle_pte_fault mm/memory.c:5161 [inline]
 __handle_mm_fault mm/memory.c:5299 [inline]
 handle_mm_fault+0x1b32/0x30e0 mm/memory.c:5439
 faultin_page mm/gup.c:1009 [inline]
 __get_user_pages+0x377/0xf20 mm/gup.c:1233
 populate_vma_page_range mm/gup.c:1590 [inline]
 __mm_populate+0x375/0x570 mm/gup.c:1704
 do_mlock+0x57a/0x680 mm/mlock.c:611
 __do_sys_mlock mm/mlock.c:619 [inline]
 __se_sys_mlock mm/mlock.c:617 [inline]
 __x64_sys_mlock+0x60/0x70 mm/mlock.c:617
 x64_sys_call+0x434/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:150
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4ff3821769
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff2f80e7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000095
RAX: ffffffffffffffda RBX: 0000400000000000 RCX: 00007f4ff3821769
RDX: 00007f4ff3821769 RSI: 0000000000800000 RDI: 0000400000000000
RBP: 00007f4ff3863162 R08: 0000000000000140 R09: 0000000000000140
R10: 0000000000000140 R11: 0000000000000246 R12: 00007f4ff3868c7c
R13: 00007f4ff38630ca R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062
Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 61 6f 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55
RSP: 0018:ffffc90000ec7780 EFLAGS: 00010293
RAX: ffffffff81b13ecd RBX: 0000000000020000 RCX: ffff888110668000
RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000
RBP: ffffc90000ec7910 R08: ffffffff81b13212 R09: fffff940009292e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ec7a80
R13: dffffc0000000000 R14: ffffea0004949700 R15: 50000000000a0415
FS:  000055557a665380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00004000000000c8 CR3: 0000000110962000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at mm/memory.c:4062!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 299 Comm: syz-executor209 Not tainted 6.1.128-syzkaller-00010-g27895588a299 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062
Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 61 6f 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55
RSP: 0018:ffffc90000ec7780 EFLAGS: 00010293
RAX: ffffffff81b13ecd RBX: 0000000000020000 RCX: ffff888110668000
RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000
RBP: ffffc90000ec7910 R08: ffffffff81b13212 R09: fffff940009292e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ec7a80
R13: dffffc0000000000 R14: ffffea0004949700 R15: 50000000000a0415
FS:  000055557a665380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00004000000000c8 CR3: 0000000110962000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 handle_pte_fault mm/memory.c:5161 [inline]
 __handle_mm_fault mm/memory.c:5299 [inline]
 handle_mm_fault+0x1b32/0x30e0 mm/memory.c:5439
 faultin_page mm/gup.c:1009 [inline]
 __get_user_pages+0x377/0xf20 mm/gup.c:1233
 populate_vma_page_range mm/gup.c:1590 [inline]
 __mm_populate+0x375/0x570 mm/gup.c:1704
 do_mlock+0x57a/0x680 mm/mlock.c:611
 __do_sys_mlock mm/mlock.c:619 [inline]
 __se_sys_mlock mm/mlock.c:617 [inline]
 __x64_sys_mlock+0x60/0x70 mm/mlock.c:617
 x64_sys_call+0x434/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:150
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4ff3821769
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff2f80e7e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000095
RAX: ffffffffffffffda RBX: 0000400000000000 RCX: 00007f4ff3821769
RDX: 00007f4ff3821769 RSI: 0000000000800000 RDI: 0000400000000000
RBP: 00007f4ff3863162 R08: 0000000000000140 R09: 0000000000000140
R10: 0000000000000140 R11: 0000000000000246 R12: 00007f4ff3868c7c
R13: 00007f4ff38630ca R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:do_swap_page+0x17cd/0x1ea0 mm/memory.c:4062
Code: 48 8b 74 24 10 48 8d 94 24 20 01 00 00 48 8b 4c 24 20 4c 8b 44 24 50 e8 61 6f 32 02 eb 24 e8 1a 56 c4 ff 0f 0b e8 13 56 c4 ff <0f> 0b e8 0c 56 c4 ff e9 4b f7 ff ff e8 02 56 c4 ff eb 38 e8 fb 55
RSP: 0018:ffffc90000ec7780 EFLAGS: 00010293
RAX: ffffffff81b13ecd RBX: 0000000000020000 RCX: ffff888110668000
RDX: 0000000000000000 RSI: 0000000000020000 RDI: 0000000000000000
RBP: ffffc90000ec7910 R08: ffffffff81b13212 R09: fffff940009292e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90000ec7a80
R13: dffffc0000000000 R14: ffffea0004949700 R15: 50000000000a0415
FS:  000055557a665380(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00004000000000c8 CR3: 0000000110962000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400