Extracting prog: 25.080045948s Minimizing prog: 15m40.687262447s Simplifying prog options: 0s Extracting C: 33.492292604s Simplifying C: 11m6.425575977s extracting reproducer from 81 programs first checking the prog from the crash report single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mkdir-mount$incfs-chdir-rename-syz_read_part_table detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) chdir(&(0x7f00000003c0)='./bus\x00') rename(&(0x7f0000000580)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000200)='./file0\x00') syz_read_part_table(0x5e3, &(0x7f0000001100)="$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") program crashed: KASAN: null-ptr-deref Write in vfs_rmdir single: successfully extracted reproducer found reproducer with 15 syscalls minimizing guilty program testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mkdir-mount$incfs-chdir-rename detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) chdir(&(0x7f00000003c0)='./bus\x00') rename(&(0x7f0000000580)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', &(0x7f0000000200)='./file0\x00') program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mkdir-mount$incfs-chdir detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) chdir(&(0x7f00000003c0)='./bus\x00') program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mkdir detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) program did not crash testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdirat-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdirat(0xffffffffffffff9c, &(0x7f0000000980)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program did not crash testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-ioctl$UI_SET_ABSBIT-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) ioctl$UI_SET_ABSBIT(r2, 0x40045567, 0x23) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-write$uinput_user_dev-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) r2 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) write$uinput_user_dev(r2, &(0x7f0000000a80)={'syz0\x00', {0x7, 0x4, 0x4}, 0x1d, [0x4, 0x7, 0x3, 0x9, 0xc, 0x6, 0x80, 0xffffffff, 0x7, 0x5, 0xfff, 0x1, 0x9, 0xa2b, 0x5, 0xd30, 0x0, 0x1, 0x7b7, 0xfffffffa, 0x3, 0x0, 0x6, 0x5fe, 0x6a4f, 0x1, 0x93, 0x3ff, 0x8, 0x5, 0x5, 0x5, 0x8, 0xec, 0x2, 0x5, 0x1000, 0x7, 0x5, 0x64, 0x3, 0x40000, 0xffff, 0xfffffffa, 0x200000, 0x12e9, 0x1, 0x5, 0x2, 0x73, 0x7, 0x4, 0x8000, 0x8, 0x2, 0xae, 0x1, 0x5, 0x3, 0xc8, 0xfffffff6, 0x8, 0x1, 0x1], [0x401, 0x91, 0x8, 0x3ff, 0x8, 0x5, 0x5, 0x25d7c080, 0x6, 0x3, 0x2, 0x1ff, 0xfffffff7, 0x7, 0xc35, 0x8000, 0x8, 0x1, 0x2, 0x2504462e, 0x245fadf0, 0x9, 0x1ff, 0xb, 0x100, 0x1, 0x400, 0xa0, 0x1f, 0xbb, 0x3832, 0x80000000, 0x5, 0x0, 0xe217, 0x9, 0x0, 0xd, 0x1, 0xfffffffa, 0x6fa7, 0x5, 0x4, 0x3, 0x1, 0xc, 0x8, 0xfffffffc, 0x4, 0x3, 0x1fc0, 0x3, 0x9, 0x4, 0x8, 0x8, 0x6, 0x9, 0x400, 0xffff7fff, 0x0, 0xdb9b, 0x7], [0x3, 0xe, 0x2ec, 0x4, 0xa07d, 0x30, 0x9c9, 0x101, 0x7, 0x91, 0x3, 0x0, 0x7, 0x4, 0x3, 0x9, 0x3, 0x8, 0x1, 0x3, 0x5, 0x2, 0x100, 0x2, 0xff, 0x8, 0x0, 0x8, 0x6, 0x8, 0x9, 0xffffffff, 0x0, 0x80000000, 0x7, 0x9, 0x8, 0xc000, 0x4, 0x3, 0x4, 0x7, 0x3e17, 0x6, 0x8, 0x7, 0x0, 0x2, 0x7, 0x8, 0x6, 0x3, 0x9, 0x2a86, 0xfffff1c2, 0x5, 0x9, 0x4, 0x80000001, 0xbbb, 0x2, 0x7, 0x3], [0x0, 0xcc00000, 0x0, 0x6, 0x8, 0x6, 0xc, 0x80, 0x9, 0x311, 0x0, 0x2, 0xf, 0xffffffff, 0x1, 0x1, 0x10505b1c, 0x9, 0xfa, 0x1, 0xd52, 0x40, 0x80, 0x47fa, 0xffff74a1, 0x3235, 0x4, 0x7fff, 0xfffffffc, 0xf, 0x3ff, 0x8, 0xde6, 0x0, 0x3, 0x18, 0x1, 0x6, 0x6, 0x9, 0x0, 0x3, 0x3, 0x2, 0x7d4, 0x343a, 0x7, 0xfc, 0x1ff, 0xffff, 0x5, 0x6, 0x7, 0x6, 0x4, 0xff, 0xd84, 0x9, 0xfffffffc, 0x5, 0xc87a, 0xee89, 0x0, 0x6]}, 0x45c) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-openat$uinput-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) openat$uinput(0xffffffffffffff9c, &(0x7f0000000040), 0x802, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-read-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) r1 = openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) read(r1, &(0x7f0000001000)=""/8192, 0x2000) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-openat-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) openat(0xffffffffffffff9c, &(0x7f0000000400)='./debug/tracing/trace_pipe\x00', 0x800, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) write(r0, &(0x7f0000000140)='1', 0x1) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./debug/tracing/events/kvm/enable\x00', 0x1, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mount(0x0, &(0x7f0000000080)='./debug\x00', &(0x7f00000000c0)='debugfs\x00', 0x0, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mkdir-mount$incfs detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000000)='./debug\x00', 0x1ff) mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(0x0, 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program did not crash testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program did not crash testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000000), 0xc002, 0x0) program did not crash testing program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0xc002, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=33.24114279s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir simplifying C reproducer testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {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}}): mkdir-mount$incfs program did not crash testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing compiled C program (duration=33.24114279s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs program crashed: KASAN: null-ptr-deref Write in vfs_rmdir testing program (duration=33.24114279s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=33.24114279s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true testing program (duration=33.24114279s, {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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$incfs detailed listing: executing program 0: mkdir(&(0x7f00000000c0)='./bus\x00', 0x13e) mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0) program crashed: KASAN: null-ptr-deref Write in vfs_rmdir validation run: crashed=true reproducing took 30m19.630563842s repro crashed as (corrupted=false): RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 ---[ end trace 0000000000000000 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:102 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:198 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:455 Write of size 4 at addr 0000000000000170 by task syz-executor/369 CPU: 0 PID: 369 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_report+0x3d/0x60 mm/kasan/report.c:423 kasan_report+0x122/0x150 mm/kasan/report.c:524 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:102 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:198 [inline] ihold+0x20/0x60 fs/inode.c:455 d_delete_notify include/linux/fsnotify.h:289 [inline] vfs_rmdir+0x24c/0x4f0 fs/namei.c:4211 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1995 deactivate_locked_super+0xb5/0x120 fs/super.c:336 deactivate_super+0xaf/0xe0 fs/super.c:367 cleanup_mnt+0x45e/0x4e0 fs/namespace.c:1192 __cleanup_mnt+0x19/0x20 fs/namespace.c:1199 task_work_run+0x1e1/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fdc2a19f317 Code: a2 c7 05 dc 43 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:00007ffe9dfb14f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12c521067 P4D 12c521067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 369 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 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:440 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:199 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:455 Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 c1 1e ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 ac f0 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 b1 RSP: 0018:ffffc90001737ca0 EFLAGS: 00010246 RAX: ffff888113809400 RBX: 0000000000000000 RCX: ffff888113809440 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001737cb0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812c39c454 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555575b3a500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 00000001246ff000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:289 [inline] vfs_rmdir+0x24c/0x4f0 fs/namei.c:4211 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1995 deactivate_locked_super+0xb5/0x120 fs/super.c:336 deactivate_super+0xaf/0xe0 fs/super.c:367 cleanup_mnt+0x45e/0x4e0 fs/namespace.c:1192 __cleanup_mnt+0x19/0x20 fs/namespace.c:1199 task_work_run+0x1e1/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fdc2a19f317 Code: a2 c7 05 dc 43 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:00007ffe9dfb14f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 Modules linked in: CR2: 0000000000000170 ---[ end trace 0000000000000000 ]--- 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:440 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:199 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:455 Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 c1 1e ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 ac f0 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 b1 RSP: 0018:ffffc90001737ca0 EFLAGS: 00010246 RAX: ffff888113809400 RBX: 0000000000000000 RCX: ffff888113809440 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001737cb0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812c39c454 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555575b3a500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 00000001246ff000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 33 36 xor (%rsi),%esi 2: 7c df jl 0xffffffe3 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 c1 1e ab ff call 0xffab1ed4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 00 ac f0 ff call 0xfff0ac24 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: b1 .byte 0xb1 final repro crashed as (corrupted=false): RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 ---[ end trace 0000000000000000 ]--- ================================================================== BUG: KASAN: null-ptr-deref in instrument_atomic_read_write include/linux/instrumented.h:102 [inline] BUG: KASAN: null-ptr-deref in atomic_inc_return include/linux/atomic/atomic-instrumented.h:198 [inline] BUG: KASAN: null-ptr-deref in ihold+0x20/0x60 fs/inode.c:455 Write of size 4 at addr 0000000000000170 by task syz-executor/369 CPU: 0 PID: 369 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: __dump_stack+0x21/0x24 lib/dump_stack.c:88 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106 print_report+0x3d/0x60 mm/kasan/report.c:423 kasan_report+0x122/0x150 mm/kasan/report.c:524 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:102 [inline] atomic_inc_return include/linux/atomic/atomic-instrumented.h:198 [inline] ihold+0x20/0x60 fs/inode.c:455 d_delete_notify include/linux/fsnotify.h:289 [inline] vfs_rmdir+0x24c/0x4f0 fs/namei.c:4211 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1995 deactivate_locked_super+0xb5/0x120 fs/super.c:336 deactivate_super+0xaf/0xe0 fs/super.c:367 cleanup_mnt+0x45e/0x4e0 fs/namespace.c:1192 __cleanup_mnt+0x19/0x20 fs/namespace.c:1199 task_work_run+0x1e1/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fdc2a19f317 Code: a2 c7 05 dc 43 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:00007ffe9dfb14f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 ================================================================== BUG: kernel NULL pointer dereference, address: 0000000000000170 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 12c521067 P4D 12c521067 PUD 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 1 PID: 369 Comm: syz-executor Tainted: G B W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 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:440 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:199 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:455 Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 c1 1e ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 ac f0 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 b1 RSP: 0018:ffffc90001737ca0 EFLAGS: 00010246 RAX: ffff888113809400 RBX: 0000000000000000 RCX: ffff888113809440 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001737cb0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812c39c454 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555575b3a500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 00000001246ff000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: d_delete_notify include/linux/fsnotify.h:289 [inline] vfs_rmdir+0x24c/0x4f0 fs/namei.c:4211 incfs_kill_sb+0xfe/0x210 fs/incfs/vfs.c:1995 deactivate_locked_super+0xb5/0x120 fs/super.c:336 deactivate_super+0xaf/0xe0 fs/super.c:367 cleanup_mnt+0x45e/0x4e0 fs/namespace.c:1192 __cleanup_mnt+0x19/0x20 fs/namespace.c:1199 task_work_run+0x1e1/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x9b/0xb0 kernel/entry/common.c:177 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:82 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fdc2a19f317 Code: a2 c7 05 dc 43 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:00007ffe9dfb14f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fdc2a19f317 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe9dfb15b0 RBP: 00007ffe9dfb15b0 R08: 00007ffe9dfb25b0 R09: 00000000ffffffff R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe9dfb2640 R13: 00007fdc2a234474 R14: 0000000000007013 R15: 00007ffe9dfb2680 Modules linked in: CR2: 0000000000000170 ---[ end trace 0000000000000000 ]--- 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:440 [inline] RIP: 0010:atomic_inc_return include/linux/atomic/atomic-instrumented.h:199 [inline] RIP: 0010:ihold+0x26/0x60 fs/inode.c:455 Code: 33 36 7c df 55 48 89 e5 41 56 53 48 89 fb e8 c1 1e ab ff 48 8d bb 70 01 00 00 be 04 00 00 00 e8 00 ac f0 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 b1 RSP: 0018:ffffc90001737ca0 EFLAGS: 00010246 RAX: ffff888113809400 RBX: 0000000000000000 RCX: ffff888113809440 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90001737cb0 R08: ffffffff87b757e7 R09: 1ffffffff0f6eafc R10: dffffc0000000000 R11: fffffbfff0f6eafd R12: ffff88812c39c454 R13: dffffc0000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000555575b3a500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000170 CR3: 00000001246ff000 CR4: 00000000003506a0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 33 36 xor (%rsi),%esi 2: 7c df jl 0xffffffe3 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 c1 1e ab ff call 0xffab1ed4 13: 48 8d bb 70 01 00 00 lea 0x170(%rbx),%rdi 1a: be 04 00 00 00 mov $0x4,%esi 1f: e8 00 ac f0 ff call 0xfff0ac24 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: b1 .byte 0xb1