Extracting prog: 1m18.902680089s
Minimizing prog: 8m46.885170437s
Simplifying prog options: 0s
Extracting C: 25.9544846s
Simplifying C: 5m27.326953937s
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, 0x0, 0x0, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, 0x0}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{0x0}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, 0x0)
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program did not crash
testing program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
simplifying C reproducer
testing compiled C program (duration=35.359523214s, {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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing compiled C program (duration=35.359523214s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing compiled C program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing compiled C program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing compiled C program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing compiled C program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
testing program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
validation run: crashed=true
testing program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
validation run: crashed=true
testing program (duration=35.359523214s, {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}}): mmap-mmap-sendmmsg$inet-syz_open_procfs-ioctl$KVM_SET_USER_MEMORY_REGION
detailed listing:
executing program 0:
mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xfffffffffcffffff, 0x20031, 0xffffffffffffffff, 0xbe9f5000)
mmap(&(0x7f0000000000/0x200000)=nil, 0x200000, 0x300000b, 0x204031, 0xffffffffffffffff, 0xec776000)
sendmmsg$inet(0xffffffffffffffff, &(0x7f0000000300)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000001c0)="ec4969ce12aee5cbcb87448d7b8d39e591f0817d13f230e3603631a855802b483c", 0x21}], 0x1}}], 0x1, 0x20000800)
r0 = syz_open_procfs(0x0, &(0x7f00000001c0)='maps\x00')
ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0xc0686611, &(0x7f0000000180)={0x68, 0x0, 0x17, 0x2000, &(0x7f0000ffd000/0x2000)=nil})
program crashed: BUG: unable to handle kernel paging request in filemap_read_folio
validation run: crashed=true
reproducing took 18m50.819619503s
repro crashed as (corrupted=false):
BUG: unable to handle page fault for address: fffffffffffffff1
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 72ac067 P4D 72ac067 PUD 72ae067 PMD 0
Oops: Oops: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 379 Comm: syz.2.17 Not tainted syzkaller #0 73b2ef142dafea13a051d13948dec704a9c677a1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:filemap_read_folio+0xda/0x2c0 mm/filemap.c:2411
Code: 44 24 40 00 00 00 00 48 81 e3 00 02 00 00 0f 85 86 01 00 00 e8 e7 e1 c8 ff 48 8b 7c 24 18 4c 89 f6 4d 89 fb 41 ba 1b aa 8a 2a <45> 03 53 f1 74 02 0f 0b 2e e8 74 47 43 1e 41 89 c7 31 ff 44 89 fe
RSP: 0018:ffffc90000e1f920 EFLAGS: 00010293
RAX: ffffffff81bd0229 RBX: 0000000000000000 RCX: ffff88810c375f00
RDX: 0000000000000000 RSI: ffffea00049a7240 RDI: ffff8881112b1500
RBP: ffffc90000e1f9e0 R08: ffffea00049a7247 R09: 1ffffd4000934e48
R10: 000000002a8aaa1b R11: 0000000000000000 R12: 1ffff920001c3f28
R13: 1ffffd4000934e48 R14: ffffea00049a7240 R15: 0000000000000000
FS: 000055559083f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff1 CR3: 0000000115448000 CR4: 00000000003526b0
Call Trace:
do_read_cache_folio+0x2b8/0x4d0 mm/filemap.c:3901
read_cache_folio+0x54/0x90 mm/filemap.c:3933
freader_get_folio+0x471/0x700 lib/buildid.c:77
freader_fetch+0xa4/0x590 lib/buildid.c:120
__build_id_parse+0x131/0x790 lib/buildid.c:305
build_id_parse+0x2e/0x40 lib/buildid.c:359
do_procmap_query fs/proc/task_mmu.c:546 [inline]
procfs_procmap_ioctl+0x7f6/0xd10 fs/proc/task_mmu.c:625
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0x135/0x1b0 fs/ioctl.c:893
__x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893
x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fcfa358ebe9
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:00007ffd0f4d9ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fcfa37c5fa0 RCX: 00007fcfa358ebe9
RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 0000000000000003
RBP: 00007fcfa3611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fcfa37c5fa0 R14: 00007fcfa37c5fa0 R15: 0000000000000003
Modules linked in:
CR2: fffffffffffffff1
---[ end trace 0000000000000000 ]---
RIP: 0010:filemap_read_folio+0xda/0x2c0 mm/filemap.c:2411
Code: 44 24 40 00 00 00 00 48 81 e3 00 02 00 00 0f 85 86 01 00 00 e8 e7 e1 c8 ff 48 8b 7c 24 18 4c 89 f6 4d 89 fb 41 ba 1b aa 8a 2a <45> 03 53 f1 74 02 0f 0b 2e e8 74 47 43 1e 41 89 c7 31 ff 44 89 fe
RSP: 0018:ffffc90000e1f920 EFLAGS: 00010293
RAX: ffffffff81bd0229 RBX: 0000000000000000 RCX: ffff88810c375f00
RDX: 0000000000000000 RSI: ffffea00049a7240 RDI: ffff8881112b1500
RBP: ffffc90000e1f9e0 R08: ffffea00049a7247 R09: 1ffffd4000934e48
R10: 000000002a8aaa1b R11: 0000000000000000 R12: 1ffff920001c3f28
R13: 1ffffd4000934e48 R14: ffffea00049a7240 R15: 0000000000000000
FS: 000055559083f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff1 CR3: 0000000115448000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
0: 44 24 40 rex.R and $0x40,%al
3: 00 00 add %al,(%rax)
5: 00 00 add %al,(%rax)
7: 48 81 e3 00 02 00 00 and $0x200,%rbx
e: 0f 85 86 01 00 00 jne 0x19a
14: e8 e7 e1 c8 ff call 0xffc8e200
19: 48 8b 7c 24 18 mov 0x18(%rsp),%rdi
1e: 4c 89 f6 mov %r14,%rsi
21: 4d 89 fb mov %r15,%r11
24: 41 ba 1b aa 8a 2a mov $0x2a8aaa1b,%r10d
* 2a: 45 03 53 f1 add -0xf(%r11),%r10d <-- trapping instruction
2e: 74 02 je 0x32
30: 0f 0b ud2
32: 2e e8 74 47 43 1e cs call 0x1e4347ac
38: 41 89 c7 mov %eax,%r15d
3b: 31 ff xor %edi,%edi
3d: 44 89 fe mov %r15d,%esi
final repro crashed as (corrupted=false):
BUG: unable to handle page fault for address: fffffffffffffff1
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 72ac067 P4D 72ac067 PUD 72ae067 PMD 0
Oops: Oops: 0000 [#1] PREEMPT SMP KASAN PTI
CPU: 0 UID: 0 PID: 379 Comm: syz.2.17 Not tainted syzkaller #0 73b2ef142dafea13a051d13948dec704a9c677a1
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:filemap_read_folio+0xda/0x2c0 mm/filemap.c:2411
Code: 44 24 40 00 00 00 00 48 81 e3 00 02 00 00 0f 85 86 01 00 00 e8 e7 e1 c8 ff 48 8b 7c 24 18 4c 89 f6 4d 89 fb 41 ba 1b aa 8a 2a <45> 03 53 f1 74 02 0f 0b 2e e8 74 47 43 1e 41 89 c7 31 ff 44 89 fe
RSP: 0018:ffffc90000e1f920 EFLAGS: 00010293
RAX: ffffffff81bd0229 RBX: 0000000000000000 RCX: ffff88810c375f00
RDX: 0000000000000000 RSI: ffffea00049a7240 RDI: ffff8881112b1500
RBP: ffffc90000e1f9e0 R08: ffffea00049a7247 R09: 1ffffd4000934e48
R10: 000000002a8aaa1b R11: 0000000000000000 R12: 1ffff920001c3f28
R13: 1ffffd4000934e48 R14: ffffea00049a7240 R15: 0000000000000000
FS: 000055559083f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff1 CR3: 0000000115448000 CR4: 00000000003526b0
Call Trace:
do_read_cache_folio+0x2b8/0x4d0 mm/filemap.c:3901
read_cache_folio+0x54/0x90 mm/filemap.c:3933
freader_get_folio+0x471/0x700 lib/buildid.c:77
freader_fetch+0xa4/0x590 lib/buildid.c:120
__build_id_parse+0x131/0x790 lib/buildid.c:305
build_id_parse+0x2e/0x40 lib/buildid.c:359
do_procmap_query fs/proc/task_mmu.c:546 [inline]
procfs_procmap_ioctl+0x7f6/0xd10 fs/proc/task_mmu.c:625
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:907 [inline]
__se_sys_ioctl+0x135/0x1b0 fs/ioctl.c:893
__x64_sys_ioctl+0x7f/0xa0 fs/ioctl.c:893
x64_sys_call+0x1878/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7fcfa358ebe9
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:00007ffd0f4d9ff8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fcfa37c5fa0 RCX: 00007fcfa358ebe9
RDX: 0000200000000180 RSI: 00000000c0686611 RDI: 0000000000000003
RBP: 00007fcfa3611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fcfa37c5fa0 R14: 00007fcfa37c5fa0 R15: 0000000000000003
Modules linked in:
CR2: fffffffffffffff1
---[ end trace 0000000000000000 ]---
RIP: 0010:filemap_read_folio+0xda/0x2c0 mm/filemap.c:2411
Code: 44 24 40 00 00 00 00 48 81 e3 00 02 00 00 0f 85 86 01 00 00 e8 e7 e1 c8 ff 48 8b 7c 24 18 4c 89 f6 4d 89 fb 41 ba 1b aa 8a 2a <45> 03 53 f1 74 02 0f 0b 2e e8 74 47 43 1e 41 89 c7 31 ff 44 89 fe
RSP: 0018:ffffc90000e1f920 EFLAGS: 00010293
RAX: ffffffff81bd0229 RBX: 0000000000000000 RCX: ffff88810c375f00
RDX: 0000000000000000 RSI: ffffea00049a7240 RDI: ffff8881112b1500
RBP: ffffc90000e1f9e0 R08: ffffea00049a7247 R09: 1ffffd4000934e48
R10: 000000002a8aaa1b R11: 0000000000000000 R12: 1ffff920001c3f28
R13: 1ffffd4000934e48 R14: ffffea00049a7240 R15: 0000000000000000
FS: 000055559083f500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: fffffffffffffff1 CR3: 0000000115448000 CR4: 00000000003526b0
----------------
Code disassembly (best guess):
0: 44 24 40 rex.R and $0x40,%al
3: 00 00 add %al,(%rax)
5: 00 00 add %al,(%rax)
7: 48 81 e3 00 02 00 00 and $0x200,%rbx
e: 0f 85 86 01 00 00 jne 0x19a
14: e8 e7 e1 c8 ff call 0xffc8e200
19: 48 8b 7c 24 18 mov 0x18(%rsp),%rdi
1e: 4c 89 f6 mov %r14,%rsi
21: 4d 89 fb mov %r15,%r11
24: 41 ba 1b aa 8a 2a mov $0x2a8aaa1b,%r10d
* 2a: 45 03 53 f1 add -0xf(%r11),%r10d <-- trapping instruction
2e: 74 02 je 0x32
30: 0f 0b ud2
32: 2e e8 74 47 43 1e cs call 0x1e4347ac
38: 41 89 c7 mov %eax,%r15d
3b: 31 ff xor %edi,%edi
3d: 44 89 fe mov %r15d,%esi