Extracting prog: 1m0.925170424s Minimizing prog: 7m43.246129229s Simplifying prog options: 0s Extracting C: 28.462421521s Simplifying C: 10m14.082923729s 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$fuse-mount$incfs-chdir-mkdirat-renameat2 detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1f1) renameat2(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0xffffffffffffff9c, &(0x7f0000000440)='./file1\x00', 0x2) (rerun: 32) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir single: successfully extracted reproducer found reproducer with 6 syscalls minimizing guilty program testing program (duration=34.695671971s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$fuse-mount$incfs-chdir-mkdirat detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x1f1) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$fuse-mount$incfs-chdir detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') program crashed: BUG: unable to handle kernel NULL pointer dereference in vfs_rmdir testing program (duration=34.695671971s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-syz_mount_image$fuse detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) program did not crash testing program (duration=34.695671971s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f00000002c0)='./file0\x00', 0x404, &(0x7f0000000580)={[{@grpquota}, {@debug}, {@resgid}], [{@fowner_eq}]}, 0x1, 0x603, &(0x7f0000000cc0)="$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") mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000840), 0x1004002, 0x0) program did not crash testing program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0x1004002, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir simplifying C reproducer testing compiled C program (duration=34.695671971s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {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}}): syz_mount_image$fuse-mount$incfs program did not crash testing compiled C program (duration=34.695671971s, {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: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}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program did not crash testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false 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}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program did not crash testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program did not crash testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=34.695671971s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$fuse-mount$incfs detailed listing: executing program 0: syz_mount_image$fuse(0x0, &(0x7f00000000c0)='./bus\x00', 0x0, 0x0, 0x1, 0x0, 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x1004002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true reproducing took 21m59.519638222s repro crashed as (corrupted=false): R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 ---[ end trace 1af26e1ac10eefa8 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:454 Write of size 4 at addr 0000000000000170 by task syz-executor/368 CPU: 0 PID: 368 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 __kasan_report mm/kasan/report.c:431 [inline] kasan_report+0xe7/0x140 mm/kasan/report.c:444 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37 instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] ihold+0x20/0x60 fs/inode.c:454 d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f552c309097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe2d831bf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f552c309097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe2d831cb0 RBP: 00007ffe2d831cb0 R08: 00007ffe2d832cb0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12c077067 P4D 12c077067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 368 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 a1 7b b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 21 RSP: 0018:ffffc90000ab7ce8 EFLAGS: 00010246 RAX: ffff88810ff28000 RBX: 0000000000000000 RCX: ffff88810ff28000 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000ab7cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e1904c R12: 1ffff11021a278b0 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555576ab5500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012ca1a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f552c309097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe2d831bf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f552c309097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe2d831cb0 RBP: 00007ffe2d831cb0 R08: 00007ffe2d832cb0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 Modules linked in: CR2: 0000000000000170 ---[ end trace 1af26e1ac10eefa9 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 a1 7b b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 21 RSP: 0018:ffffc90000ab7ce8 EFLAGS: 00010246 RAX: ffff88810ff28000 RBX: 0000000000000000 RCX: ffff88810ff28000 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000ab7cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e1904c R12: 1ffff11021a278b0 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555576ab5500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012ca1a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 55 push %rbp 5: 48 89 e5 mov %rsp,%rbp 8: 41 56 push %r14 a: 53 push %rbx b: 48 89 fb mov %rdi,%rbx e: e8 a1 7b b2 ff call 0xffb27bb4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 90 fb f1 ff call 0xfff1fbb4 24: 41 be 01 00 00 00 mov $0x1,%r14d * 2a: f0 44 0f c1 b3 70 01 lock xadd %r14d,0x170(%rbx) <-- trapping instruction 31: 00 00 33: 41 ff c6 inc %r14d 36: bf 02 00 00 00 mov $0x2,%edi 3b: 44 89 f6 mov %r14d,%esi 3e: e8 .byte 0xe8 3f: 21 .byte 0x21 final repro crashed as (corrupted=false): R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 ---[ end trace 1af26e1ac10eefa8 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:101 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:454 Write of size 4 at addr 0000000000000170 by task syz-executor/368 CPU: 0 PID: 368 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 Call Trace: __dump_stack+0x21/0x30 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 __kasan_report mm/kasan/report.c:431 [inline] kasan_report+0xe7/0x140 mm/kasan/report.c:444 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37 instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:188 [inline] ihold+0x20/0x60 fs/inode.c:454 d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f552c309097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe2d831bf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f552c309097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe2d831cb0 RBP: 00007ffe2d831cb0 R08: 00007ffe2d832cb0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12c077067 P4D 12c077067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 368 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 a1 7b b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 21 RSP: 0018:ffffc90000ab7ce8 EFLAGS: 00010246 RAX: ffff88810ff28000 RBX: 0000000000000000 RCX: ffff88810ff28000 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000ab7cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e1904c R12: 1ffff11021a278b0 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555576ab5500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012ca1a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:275 [inline] vfs_rmdir+0x1f0/0x460 fs/namei.c:4170 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989 deactivate_locked_super+0xa0/0x100 fs/super.c:335 deactivate_super+0xaf/0xe0 fs/super.c:366 cleanup_mnt+0x45b/0x510 fs/namespace.c:1148 __cleanup_mnt+0x19/0x20 fs/namespace.c:1155 task_work_run+0x127/0x190 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f552c309097 Code: a2 c7 05 5c 06 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe2d831bf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f552c309097 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe2d831cb0 RBP: 00007ffe2d831cb0 R08: 00007ffe2d832cb0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe2d832d40 R13: 00007f552c39d1ca R14: 0000000000006a5c R15: 00007ffe2d832d80 Modules linked in: CR2: 0000000000000170 ---[ end trace 1af26e1ac10eefa9 ]--- RIP: 0010:arch_atomic_add_return arch/x86/include/asm/atomic.h:165 [inline] RIP: 0010:arch_atomic_inc_return include/linux/atomic/atomic-arch-fallback.h:370 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:189 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:454 Code: 00 00 00 00 55 48 89 e5 41 56 53 48 89 fb e8 a1 7b b2 ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 90 fb f1 ff 41 be 01 00 00 00 44 0f c1 b3 70 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 21 RSP: 0018:ffffc90000ab7ce8 EFLAGS: 00010246 RAX: ffff88810ff28000 RBX: 0000000000000000 RCX: ffff88810ff28000 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00000000ffffffff RBP: ffffc90000ab7cf8 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff0e1904c R12: 1ffff11021a278b0 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555576ab5500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 000000012ca1a000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 55 push %rbp 5: 48 89 e5 mov %rsp,%rbp 8: 41 56 push %r14 a: 53 push %rbx b: 48 89 fb mov %rdi,%rbx e: e8 a1 7b b2 ff call 0xffb27bb4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 90 fb f1 ff call 0xfff1fbb4 24: 41 be 01 00 00 00 mov $0x1,%r14d * 2a: f0 44 0f c1 b3 70 01 lock xadd %r14d,0x170(%rbx) <-- trapping instruction 31: 00 00 33: 41 ff c6 inc %r14d 36: bf 02 00 00 00 mov $0x2,%edi 3b: 44 89 f6 mov %r14d,%esi 3e: e8 .byte 0xe8 3f: 21 .byte 0x21