Extracting prog: 1m9.821419614s
Minimizing prog: 12m44.049347886s
Simplifying prog options: 0s
Extracting C: 36.004163765s
Simplifying C: 5m5.241165553s
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$ext4-bpf$BPF_BTF_LOAD-socket$packet-mkdir-unshare-mount$incfs-io_uring_setup-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
io_uring_setup(0x423e, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-bpf$BPF_BTF_LOAD-socket$packet-mkdir-unshare-mount$incfs-io_uring_setup
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
io_uring_setup(0x423e, 0x0)
program did not crash
testing program (duration=33.78352785s, {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$ext4-bpf$BPF_BTF_LOAD-socket$packet-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-bpf$BPF_BTF_LOAD-socket$packet-mkdir-unshare-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-bpf$BPF_BTF_LOAD-socket$packet-mkdir-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-bpf$BPF_BTF_LOAD-socket$packet-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
socket$packet(0x11, 0x3, 0x300)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-bpf$BPF_BTF_LOAD-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
bpf$BPF_BTF_LOAD(0x12, 0x0, 0x0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
testing program (duration=33.78352785s, {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-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(0x0, 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', 0x0, &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', 0x0, 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, 0x0, &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program did not crash
testing program (duration=33.78352785s, {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$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, 0x0)
program did not crash
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180))
program did not crash
extracting C reproducer
testing compiled C program (duration=33.78352785s, {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$ext4-mkdir-unshare-mount$incfs-mount$overlay
program crashed: general protection fault in __is_local_mountpoint
simplifying C reproducer
testing compiled C program (duration=33.78352785s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
program did not crash
testing compiled C program (duration=33.78352785s, {Threaded:true 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$ext4-mkdir-unshare-mount$incfs-mount$overlay
program did not crash
testing compiled C program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
program did not crash
testing compiled C program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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$ext4-mkdir-unshare-mount$incfs-mount$overlay
program crashed: general protection fault in __is_local_mountpoint
testing compiled C program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
program did not crash
testing compiled C program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
program crashed: general protection fault in __is_local_mountpoint
testing compiled C program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
program crashed: general protection fault in __is_local_mountpoint
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
validation run: crashed=true
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
validation run: crashed=true
testing program (duration=33.78352785s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mkdir-unshare-mount$incfs-mount$overlay
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f00000007c0)='./file1\x00', 0x200000, &(0x7f0000000200)={[{@block_validity}, {}, {@nombcache}, {@oldalloc}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@grpjquota}]}, 0x3, 0x57b, &(0x7f0000000800)="$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")
mkdir(&(0x7f00000000c0)='./bus\x00', 0x11e)
unshare(0x2020600)
mount$incfs(&(0x7f00000007c0)='.\x00', &(0x7f0000000800)='./bus\x00', &(0x7f0000000000), 0xc002, 0x0)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file0'}}]})
program crashed: general protection fault in __is_local_mountpoint
validation run: crashed=true
reproducing took 22m22.759541918s
repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]
CPU: 0 PID: 436 Comm: syz.1.26 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__is_local_mountpoint+0x56/0x1a0 fs/namespace.c:749
Code: 49 81 c6 48 08 00 00 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 98 3f ef ff 4d 8b 36 49 83 c6 18 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 7c 3f ef ff 4d 8b 3e 48 c7 c7 20 90
RSP: 0018:ffffc90000a67738 EFLAGS: 00010206
RAX: 0000000000000003 RBX: dffffc0000000000 RCX: ffff88811a1b1440
RDX: 0000000000000000 RSI: 0000000000010000 RDI: ffff888111bee990
RBP: ffffc90000a67770 R08: ffff88812f8caa1f R09: 1ffff11025f19543
R10: dffffc0000000000 R11: ffffed1025f19544 R12: 1ffff11025f19256
R13: 0000000000010000 R14: 0000000000000018 R15: 1ffff1102237dd32
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efc6c00d000 CR3: 00000001103a3000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
is_local_mountpoint fs/mount.h:141 [inline]
vfs_rmdir+0x12d/0x4f0 fs/namei.c:4190
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
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0xaf2/0x2850 kernel/exit.c:887
do_group_exit+0x21b/0x2e0 kernel/exit.c:1030
get_signal+0x167c/0x1700 kernel/signal.c:2895
arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
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: 0033:0x7f6e66f9e0d9
Code: Unable to access opcode bytes at 0x7f6e66f9e0af.
RSP: 002b:00007f6e67e4e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f6e67225fa8 RCX: 00007f6e66f9e0d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6e67225fa8
RBP: 00007f6e67225fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6e67226038 R14: 00007fff689bcfb0 R15: 00007fff689bd098
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__is_local_mountpoint+0x56/0x1a0 fs/namespace.c:749
Code: 49 81 c6 48 08 00 00 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 98 3f ef ff 4d 8b 36 49 83 c6 18 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 7c 3f ef ff 4d 8b 3e 48 c7 c7 20 90
RSP: 0018:ffffc90000a67738 EFLAGS: 00010206
RAX: 0000000000000003 RBX: dffffc0000000000 RCX: ffff88811a1b1440
RDX: 0000000000000000 RSI: 0000000000010000 RDI: ffff888111bee990
RBP: ffffc90000a67770 R08: ffff88812f8caa1f R09: 1ffff11025f19543
R10: dffffc0000000000 R11: ffffed1025f19544 R12: 1ffff11025f19256
R13: 0000000000010000 R14: 0000000000000018 R15: 1ffff1102237dd32
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34463fff CR3: 0000000130a24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 49 81 c6 48 08 00 00 add $0x848,%r14
7: 4c 89 f0 mov %r14,%rax
a: 48 c1 e8 03 shr $0x3,%rax
e: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1)
12: 74 08 je 0x1c
14: 4c 89 f7 mov %r14,%rdi
17: e8 98 3f ef ff call 0xffef3fb4
1c: 4d 8b 36 mov (%r14),%r14
1f: 49 83 c6 18 add $0x18,%r14
23: 4c 89 f0 mov %r14,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 7c 3f ef ff call 0xffef3fb4
38: 4d 8b 3e mov (%r14),%r15
3b: 48 rex.W
3c: c7 .byte 0xc7
3d: c7 (bad)
3e: 20 .byte 0x20
3f: 90 nop
final repro crashed as (corrupted=false):
general protection fault, probably for non-canonical address 0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]
CPU: 0 PID: 436 Comm: syz.1.26 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:__is_local_mountpoint+0x56/0x1a0 fs/namespace.c:749
Code: 49 81 c6 48 08 00 00 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 98 3f ef ff 4d 8b 36 49 83 c6 18 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 7c 3f ef ff 4d 8b 3e 48 c7 c7 20 90
RSP: 0018:ffffc90000a67738 EFLAGS: 00010206
RAX: 0000000000000003 RBX: dffffc0000000000 RCX: ffff88811a1b1440
RDX: 0000000000000000 RSI: 0000000000010000 RDI: ffff888111bee990
RBP: ffffc90000a67770 R08: ffff88812f8caa1f R09: 1ffff11025f19543
R10: dffffc0000000000 R11: ffffed1025f19544 R12: 1ffff11025f19256
R13: 0000000000010000 R14: 0000000000000018 R15: 1ffff1102237dd32
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efc6c00d000 CR3: 00000001103a3000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
is_local_mountpoint fs/mount.h:141 [inline]
vfs_rmdir+0x12d/0x4f0 fs/namei.c:4190
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
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0xaf2/0x2850 kernel/exit.c:887
do_group_exit+0x21b/0x2e0 kernel/exit.c:1030
get_signal+0x167c/0x1700 kernel/signal.c:2895
arch_do_signal_or_restart+0xd1/0x11c0 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x7a/0xb0 kernel/entry/common.c:174
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: 0033:0x7f6e66f9e0d9
Code: Unable to access opcode bytes at 0x7f6e66f9e0af.
RSP: 002b:00007f6e67e4e0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f6e67225fa8 RCX: 00007f6e66f9e0d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f6e67225fa8
RBP: 00007f6e67225fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6e67226038 R14: 00007fff689bcfb0 R15: 00007fff689bd098
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__is_local_mountpoint+0x56/0x1a0 fs/namespace.c:749
Code: 49 81 c6 48 08 00 00 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 98 3f ef ff 4d 8b 36 49 83 c6 18 4c 89 f0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 f7 e8 7c 3f ef ff 4d 8b 3e 48 c7 c7 20 90
RSP: 0018:ffffc90000a67738 EFLAGS: 00010206
RAX: 0000000000000003 RBX: dffffc0000000000 RCX: ffff88811a1b1440
RDX: 0000000000000000 RSI: 0000000000010000 RDI: ffff888111bee990
RBP: ffffc90000a67770 R08: ffff88812f8caa1f R09: 1ffff11025f19543
R10: dffffc0000000000 R11: ffffed1025f19544 R12: 1ffff11025f19256
R13: 0000000000010000 R14: 0000000000000018 R15: 1ffff1102237dd32
FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b34463fff CR3: 0000000130a24000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 49 81 c6 48 08 00 00 add $0x848,%r14
7: 4c 89 f0 mov %r14,%rax
a: 48 c1 e8 03 shr $0x3,%rax
e: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1)
12: 74 08 je 0x1c
14: 4c 89 f7 mov %r14,%rdi
17: e8 98 3f ef ff call 0xffef3fb4
1c: 4d 8b 36 mov (%r14),%r14
1f: 49 83 c6 18 add $0x18,%r14
23: 4c 89 f0 mov %r14,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 18 00 cmpb $0x0,(%rax,%rbx,1) <-- trapping instruction
2e: 74 08 je 0x38
30: 4c 89 f7 mov %r14,%rdi
33: e8 7c 3f ef ff call 0xffef3fb4
38: 4d 8b 3e mov (%r14),%r15
3b: 48 rex.W
3c: c7 .byte 0xc7
3d: c7 (bad)
3e: 20 .byte 0x20
3f: 90 nop