Extracting prog: 2m37.867329836s
Minimizing prog: 12m15.427085296s
Simplifying prog options: 0s
Extracting C: 1m6.749780555s
Simplifying C: 7m31.124241259s


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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)

program did not crash
testing program (duration=1m40s, {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$nullb-dup-mmap-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
ioctl$BLKBSZSET(0xffffffffffffffff, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=1m40s, {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$nullb-dup-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
dup(r0)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=1m40s, {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$nullb-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, 0xffffffffffffffff, 0x2000)
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r0, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=1m40s, {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}}): dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = dup(0xffffffffffffffff)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r0, 0x2000)
r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r1, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, 0x0, 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program did not crash
testing program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, 0x0, 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
testing program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {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}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program did not crash
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
program crashed: kernel BUG in __filemap_add_folio
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: lost connection to test machine
ignore low priority crash: lost connection to test machine
validation run: crashed=false
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
testing program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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$nullb-dup-mmap-openat$nullb-ioctl$BLKBSZSET
detailed listing:
executing program 0:
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000), 0x4000000080602, 0x0)
r1 = dup(r0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb, 0x13, r1, 0x2000)
r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000001000), 0x169802, 0x0)
ioctl$BLKBSZSET(r2, 0x40081271, &(0x7f0000000000)=0x2000)

program crashed: kernel BUG in __filemap_add_folio
validation run: crashed=true
reproducing took 28m21.704917875s
repro crashed as (corrupted=false):
 process_scheduled_works kernel/workqueue.c:3385 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6332 Comm: syz.0.319 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:__filemap_add_folio+0xf81/0x1350 mm/filemap.c:859
Code: b5 9e c3 ff 48 8d 3d 7e e8 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 9f 9e c3 ff 48 c7 c6 60 56 bd 8b 4c 89 ef e8 90 bb 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 83 9e c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc900061df820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888034164a00 RSI: ffffffff8257c468 RDI: ffff888034164ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffffea00015ffc80 R14: 0000000000000000 R15: 1ffff92000c3bf2f
FS:  00005555901f6500(0000) GS:ffff8880d6372000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd1d53e8158 CR3: 0000000037ada000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x1d8/0x690 mm/filemap.c:967
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x614/0xf10 mm/readahead.c:515
 do_sync_mmap_readahead mm/filemap.c:3406 [inline]
 filemap_fault+0x1900/0x2e90 mm/filemap.c:3555
 __do_fault+0x10b/0x440 mm/memory.c:5458
 do_shared_fault mm/memory.c:5957 [inline]
 do_fault+0x2db/0x1750 mm/memory.c:6031
 do_pte_missing mm/memory.c:4550 [inline]
 handle_pte_fault mm/memory.c:6411 [inline]
 __handle_mm_fault+0x187d/0x2a00 mm/memory.c:6549
 handle_mm_fault+0x36d/0xa20 mm/memory.c:6718
 do_user_addr_fault+0x5a3/0x12f0 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f527e4664e5
Code: 48 8b 04 24 48 85 c0 74 17 48 8b 74 24 10 48 0f ce 48 89 74 24 10 48 83 f8 01 0f 85 f0 02 00 00 48 8b 44 24 18 48 8b 54 24 10 <48> 89 10 e9 5a fe ff ff 48 8b 44 24 20 48 0b 44 24 28 75 30 48 8b
RSP: 002b:00007fff2c3a70e0 EFLAGS: 00010246
RAX: 0000200000000000 RBX: 0000000000000008 RCX: 0000000000000000
RDX: 0000000000002000 RSI: 0000000000000000 RDI: 00005555901f63d8
RBP: 00007fff2c3a7200 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000002000 R11: 0000000000000002 R12: 0000000000000000
R13: 00007f527e815fac R14: 00000000000129f8 R15: 00007f527e815fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf81/0x1350 mm/filemap.c:859
Code: b5 9e c3 ff 48 8d 3d 7e e8 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 9f 9e c3 ff 48 c7 c6 60 56 bd 8b 4c 89 ef e8 90 bb 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 83 9e c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc900061df820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888034164a00 RSI: ffffffff8257c468 RDI: ffff888034164ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffffea00015ffc80 R14: 0000000000000000 R15: 1ffff92000c3bf2f
FS:  00005555901f6500(0000) GS:ffff8880d6372000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd1d5f4da08 CR3: 0000000037ada000 CR4: 0000000000352ef0

final repro crashed as (corrupted=false):
 process_scheduled_works kernel/workqueue.c:3385 [inline]
 worker_thread+0x5ef/0xe50 kernel/workqueue.c:3466
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
------------[ cut here ]------------
kernel BUG at mm/filemap.c:859!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6332 Comm: syz.0.319 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:__filemap_add_folio+0xf81/0x1350 mm/filemap.c:859
Code: b5 9e c3 ff 48 8d 3d 7e e8 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 9f 9e c3 ff 48 c7 c6 60 56 bd 8b 4c 89 ef e8 90 bb 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 83 9e c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc900061df820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888034164a00 RSI: ffffffff8257c468 RDI: ffff888034164ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffffea00015ffc80 R14: 0000000000000000 R15: 1ffff92000c3bf2f
FS:  00005555901f6500(0000) GS:ffff8880d6372000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd1d53e8158 CR3: 0000000037ada000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 filemap_add_folio+0x1d8/0x690 mm/filemap.c:967
 ra_alloc_folio mm/readahead.c:456 [inline]
 page_cache_ra_order+0x614/0xf10 mm/readahead.c:515
 do_sync_mmap_readahead mm/filemap.c:3406 [inline]
 filemap_fault+0x1900/0x2e90 mm/filemap.c:3555
 __do_fault+0x10b/0x440 mm/memory.c:5458
 do_shared_fault mm/memory.c:5957 [inline]
 do_fault+0x2db/0x1750 mm/memory.c:6031
 do_pte_missing mm/memory.c:4550 [inline]
 handle_pte_fault mm/memory.c:6411 [inline]
 __handle_mm_fault+0x187d/0x2a00 mm/memory.c:6549
 handle_mm_fault+0x36d/0xa20 mm/memory.c:6718
 do_user_addr_fault+0x5a3/0x12f0 arch/x86/mm/fault.c:1334
 handle_page_fault arch/x86/mm/fault.c:1474 [inline]
 exc_page_fault+0x6f/0xd0 arch/x86/mm/fault.c:1527
 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:618
RIP: 0033:0x7f527e4664e5
Code: 48 8b 04 24 48 85 c0 74 17 48 8b 74 24 10 48 0f ce 48 89 74 24 10 48 83 f8 01 0f 85 f0 02 00 00 48 8b 44 24 18 48 8b 54 24 10 <48> 89 10 e9 5a fe ff ff 48 8b 44 24 20 48 0b 44 24 28 75 30 48 8b
RSP: 002b:00007fff2c3a70e0 EFLAGS: 00010246
RAX: 0000200000000000 RBX: 0000000000000008 RCX: 0000000000000000
RDX: 0000000000002000 RSI: 0000000000000000 RDI: 00005555901f63d8
RBP: 00007fff2c3a7200 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000002000 R11: 0000000000000002 R12: 0000000000000000
R13: 00007f527e815fac R14: 00000000000129f8 R15: 00007f527e815fa0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__filemap_add_folio+0xf81/0x1350 mm/filemap.c:859
Code: b5 9e c3 ff 48 8d 3d 7e e8 96 0e 67 48 0f b9 3a e9 07 fd ff ff e8 9f 9e c3 ff 48 c7 c6 60 56 bd 8b 4c 89 ef e8 90 bb 12 00 90 <0f> 0b 4c 8b 6c 24 60 e8 83 9e c3 ff 48 c7 84 24 a0 00 00 00 03 00
RSP: 0018:ffffc900061df820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888034164a00 RSI: ffffffff8257c468 RDI: ffff888034164ec4
RBP: 0000000000112cc0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffffea00015ffc80 R14: 0000000000000000 R15: 1ffff92000c3bf2f
FS:  00005555901f6500(0000) GS:ffff8880d6372000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd1d5f4da08 CR3: 0000000037ada000 CR4: 0000000000352ef0