Extracting prog: 1m15.009545559s
Minimizing prog: 13m19.146710421s
Simplifying prog options: 0s
Extracting C: 20.942036736s
Simplifying C: 5m3.307367187s
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: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}}): openat$cgroup_ro-mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program crashed: general protection fault in dir_rename_wrap
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
program did not crash
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mkdirat-mount$incfs-openat$incfs-mprotect-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mkdirat-mount$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mkdirat-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): openat$cgroup_ro-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program crashed: general protection fault in dir_rename_wrap
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', 0x0, &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, 0x0, 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(0x0, &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), 0x0, 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, 0x0, 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(0x0, &(0x7f0000000000)='./file1\x00')
program did not crash
testing program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
simplifying C reproducer
testing compiled C program (duration=33.074841765s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=33.074841765s, {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}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=33.074841765s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=33.074841765s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
testing compiled C program (duration=33.074841765s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program did not crash
testing compiled C program (duration=33.074841765s, {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:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
program crashed: general protection fault in dir_rename_wrap
testing program (duration=33.074841765s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program crashed: general protection fault in dir_rename_wrap
validation run: crashed=true
testing program (duration=33.074841765s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program crashed: general protection fault in dir_rename_wrap
validation run: crashed=true
testing program (duration=33.074841765s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount$incfs-openat$incfs-syz_mount_image$fuse-mprotect-rename
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', 0x0)
mount$incfs(&(0x7f0000000080)='./file0\x00', &(0x7f00000002c0)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
openat$incfs(0xffffffffffffffff, &(0x7f0000000040)='.pending_reads\x00', 0x0, 0x0)
syz_mount_image$fuse(&(0x7f0000000000), &(0x7f0000000080)='./file0\x00', 0x20, &(0x7f0000000b00)=ANY=[], 0x1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x1)
rename(&(0x7f0000000040)='./file0\x00', &(0x7f0000000000)='./file1\x00')
program crashed: general protection fault in dir_rename_wrap
validation run: crashed=true
reproducing took 22m21.710613445s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 1 PID: 371 Comm: syz.2.16 Not tainted 6.1.145-syzkaller-00023-g2245c50c5f5f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:dir_rename fs/incfs/vfs.c:1410 [inline]
RIP: 0010:dir_rename_wrap+0x167/0x6a0 fs/incfs/vfs.c:91
Code: 89 e7 e8 6c 12 a1 ff 4d 8b 34 24 eb 08 e8 71 b5 5c ff 45 31 f6 49 83 c6 08 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 f7 e8 3b 12 a1 ff 4d 8b 36 4d 85 f6 0f 84
RSP: 0018:ffffc90000ab7a40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88811b4ea060 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000ab7b70 R08: dffffc0000000000 R09: fffff52000156f39
R10: fffff52000156f39 R11: 1ffff92000156f38 R12: ffff8881132e68f8
R13: 1ffff92000156f54 R14: 0000000000000008 R15: ffff88811b4ea000
FS: 000055558ed6a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000012db80000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vfs_rename+0xbc4/0x10d0 fs/namei.c:4873
do_renameat2+0x7ed/0xf60 fs/namei.c:5026
__do_sys_rename fs/namei.c:5072 [inline]
__se_sys_rename fs/namei.c:5070 [inline]
__x64_sys_rename+0x86/0x90 fs/namei.c:5070
x64_sys_call+0x300/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:83
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f18c4f8e9a9
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:00007ffff8065bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f18c51b5fa0 RCX: 00007f18c4f8e9a9
RDX: 0000000000000000 RSI: 0000200000000000 RDI: 0000200000000040
RBP: 00007f18c5010d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f18c51b5fa0 R14: 00007f18c51b5fa0 R15: 0000000000000002
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dir_rename fs/incfs/vfs.c:1410 [inline]
RIP: 0010:dir_rename_wrap+0x167/0x6a0 fs/incfs/vfs.c:91
Code: 89 e7 e8 6c 12 a1 ff 4d 8b 34 24 eb 08 e8 71 b5 5c ff 45 31 f6 49 83 c6 08 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 f7 e8 3b 12 a1 ff 4d 8b 36 4d 85 f6 0f 84
RSP: 0018:ffffc90000ab7a40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88811b4ea060 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000ab7b70 R08: dffffc0000000000 R09: fffff52000156f39
R10: fffff52000156f39 R11: 1ffff92000156f38 R12: ffff8881132e68f8
R13: 1ffff92000156f54 R14: 0000000000000008 R15: ffff88811b4ea000
FS: 000055558ed6a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000012db80000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 89 e7 mov %esp,%edi
2: e8 6c 12 a1 ff call 0xffa11273
7: 4d 8b 34 24 mov (%r12),%r14
b: eb 08 jmp 0x15
d: e8 71 b5 5c ff call 0xff5cb583
12: 45 31 f6 xor %r14d,%r14d
15: 49 83 c6 08 add $0x8,%r14
19: 4c 89 f0 mov %r14,%rax
1c: 48 c1 e8 03 shr $0x3,%rax
20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
27: fc ff df
* 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 3b 12 a1 ff call 0xffa11273
38: 4d 8b 36 mov (%r14),%r14
3b: 4d 85 f6 test %r14,%r14
3e: 0f .byte 0xf
3f: 84 .byte 0x84
final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
CPU: 1 PID: 371 Comm: syz.2.16 Not tainted 6.1.145-syzkaller-00023-g2245c50c5f5f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:dir_rename fs/incfs/vfs.c:1410 [inline]
RIP: 0010:dir_rename_wrap+0x167/0x6a0 fs/incfs/vfs.c:91
Code: 89 e7 e8 6c 12 a1 ff 4d 8b 34 24 eb 08 e8 71 b5 5c ff 45 31 f6 49 83 c6 08 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 f7 e8 3b 12 a1 ff 4d 8b 36 4d 85 f6 0f 84
RSP: 0018:ffffc90000ab7a40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88811b4ea060 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000ab7b70 R08: dffffc0000000000 R09: fffff52000156f39
R10: fffff52000156f39 R11: 1ffff92000156f38 R12: ffff8881132e68f8
R13: 1ffff92000156f54 R14: 0000000000000008 R15: ffff88811b4ea000
FS: 000055558ed6a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000012db80000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
vfs_rename+0xbc4/0x10d0 fs/namei.c:4873
do_renameat2+0x7ed/0xf60 fs/namei.c:5026
__do_sys_rename fs/namei.c:5072 [inline]
__se_sys_rename fs/namei.c:5070 [inline]
__x64_sys_rename+0x86/0x90 fs/namei.c:5070
x64_sys_call+0x300/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:83
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f18c4f8e9a9
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:00007ffff8065bc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000052
RAX: ffffffffffffffda RBX: 00007f18c51b5fa0 RCX: 00007f18c4f8e9a9
RDX: 0000000000000000 RSI: 0000200000000000 RDI: 0000200000000040
RBP: 00007f18c5010d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f18c51b5fa0 R14: 00007f18c51b5fa0 R15: 0000000000000002
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:dir_rename fs/incfs/vfs.c:1410 [inline]
RIP: 0010:dir_rename_wrap+0x167/0x6a0 fs/incfs/vfs.c:91
Code: 89 e7 e8 6c 12 a1 ff 4d 8b 34 24 eb 08 e8 71 b5 5c ff 45 31 f6 49 83 c6 08 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 4c 89 f7 e8 3b 12 a1 ff 4d 8b 36 4d 85 f6 0f 84
RSP: 0018:ffffc90000ab7a40 EFLAGS: 00010202
RAX: 0000000000000001 RBX: ffff88811b4ea060 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000ab7b70 R08: dffffc0000000000 R09: fffff52000156f39
R10: fffff52000156f39 R11: 1ffff92000156f38 R12: ffff8881132e68f8
R13: 1ffff92000156f54 R14: 0000000000000008 R15: ffff88811b4ea000
FS: 000055558ed6a500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000012db80000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 89 e7 mov %esp,%edi
2: e8 6c 12 a1 ff call 0xffa11273
7: 4d 8b 34 24 mov (%r12),%r14
b: eb 08 jmp 0x15
d: e8 71 b5 5c ff call 0xff5cb583
12: 45 31 f6 xor %r14d,%r14d
15: 49 83 c6 08 add $0x8,%r14
19: 4c 89 f0 mov %r14,%rax
1c: 48 c1 e8 03 shr $0x3,%rax
20: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
27: fc ff df
* 2a: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 3b 12 a1 ff call 0xffa11273
38: 4d 8b 36 mov (%r14),%r14
3b: 4d 85 f6 test %r14,%r14
3e: 0f .byte 0xf
3f: 84 .byte 0x84