Extracting prog: 1m9.852830261s Minimizing prog: 10m8.974932559s Simplifying prog options: 2m21.929148971s Extracting C: 27.331354413s Simplifying C: 0s 1 programs, timeouts [30s 6m0s] extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program crashed: KASAN: out-of-bounds Read in ext4_xattr_delete_inode single: successfully extracted reproducer found reproducer with 7 syscalls minimizing guilty program testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, 0xffffffffffffffff, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(0x0) creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(0x0, 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$eJzs3c9rHFUcAPDvbJL+1qZQinqQQA9WajdN4o8KQutRtFjQe12SaSjZdEt2U5pYaHuwFy9SBBEL4h/g3WPxH/CvKGihSAl68BKZzWy7TbL5uXW3zucD0743M5s3b998335nZ5cNoLBGsn9KEa9GxDdJxOG2bYORbxxZ2W/p8Y3JbEliefmzP5NI8nWt/ZP8/4N55ZWI+PWriJOlte3WFxZnKtVqOpfXRxuzV0frC4unLs9WptPp9Mr4xMSZdybG33/v3a719c0Lf3//6f2Pznx9fOm7nx8euZvEuTiUb2vvxy7caq+MxEj+nAzFuVU7jnWhsX6S9PoA2JGBPM6HIpsDDsdAHvXA/9/NiFgGCioR/1BQrTygdW3fpevgF8ajD1cugNb2f3DlvZHY17w2OrCUPHNllF3vDneh/ayNX/64dzdbYpP3IW52oT2Allu3I+L04ODa+S/J57+dO91883hjq9so2usP9NL9LP95a738p/Qk/4l18p+D68TuTmwe/6WHXWimoyz/+2Dd/PfJ1DU8kNdeauZ8Q8mly9X0dES8HBEnYmhvVt/ofs6ZpQfLnba153/ZkrXfygXz43g4uPfZx0xVGpXd9Lndo9sRrz3Nf5NYM//va+a6q8c/ez4ubLGNY+m91ztt27z/7bqfAS//FPHGuuP/9I5WsvH9ydHm+TDaOivW+uvOsd86tb+9/ndfNv4HNu7/cNJ+v7a+/TZ+3PdP2mnbTs//PcnnzfKefN31SqMxNxaxJ/lk7frxp49t1Vv7Z/0/cXzj+W+9839/RHyxxf7fOXqn4679MP5T2xr/7RcefPzlD53a39r4v90sncjXbGX+2+oB7ua5AwAAAAAAgH5TiohDkZTKT8qlUrm88vmOo3GgVK3VGycv1eavTEXzu7LDMVRq3ek+3PZ5iLH887Ct+viq+kREHImIbwf2N+vlyVp1qtedBwAAAAAAAAAAAAAAAAAAgD5xsMP3/zO/D/T66IDnzk9+Q3FtGv/d+KUnoC95/YfiEv9QXOIfikv8Q3GJfygu8Q/FJf6huMQ/AAAAAAAAAAAAAAAAAAAAAAAAAAAAdNWF8+ezZXnp8Y3JrD51bWF+pnbt1FRanynPzk+WJ2tzV8vTtdp0NS1P1mY3+3vVWu3q2HjMXx9tpPXGaH1h8eJsbf5K4+Ll2cp0ejEd+k96BQAAAAAAAAAAAAAAAAAAAC+W+sLiTKVaTecUOhbORl8cxo4LyWajfDY/GXbUxGDvO6jwHAo9npgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAoM2/AQAA///fKTPH") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$eJzs3c9rHFUcAPDvbJL+1qZQinqQQA9WajdN4o8KQutRtFjQe12SaSjZdEt2U5pYaHuwFy9SBBEL4h/g3WPxH/CvKGihSAl68BKZzWy7TbL5uXW3zucD0743M5s3b998335nZ5cNoLBGsn9KEa9GxDdJxOG2bYORbxxZ2W/p8Y3JbEliefmzP5NI8nWt/ZP8/4N55ZWI+PWriJOlte3WFxZnKtVqOpfXRxuzV0frC4unLs9WptPp9Mr4xMSZdybG33/v3a719c0Lf3//6f2Pznx9fOm7nx8euZvEuTiUb2vvxy7caq+MxEj+nAzFuVU7jnWhsX6S9PoA2JGBPM6HIpsDDsdAHvXA/9/NiFgGCioR/1BQrTygdW3fpevgF8ajD1cugNb2f3DlvZHY17w2OrCUPHNllF3vDneh/ayNX/64dzdbYpP3IW52oT2Allu3I+L04ODa+S/J57+dO91883hjq9so2usP9NL9LP95a738p/Qk/4l18p+D68TuTmwe/6WHXWimoyz/+2Dd/PfJ1DU8kNdeauZ8Q8mly9X0dES8HBEnYmhvVt/ofs6ZpQfLnba153/ZkrXfygXz43g4uPfZx0xVGpXd9Lndo9sRrz3Nf5NYM//va+a6q8c/ez4ubLGNY+m91ztt27z/7bqfAS//FPHGuuP/9I5WsvH9ydHm+TDaOivW+uvOsd86tb+9/ndfNv4HNu7/cNJ+v7a+/TZ+3PdP2mnbTs//PcnnzfKefN31SqMxNxaxJ/lk7frxp49t1Vv7Z/0/cXzj+W+9839/RHyxxf7fOXqn4679MP5T2xr/7RcefPzlD53a39r4v90sncjXbGX+2+oB7ua5AwAAAAAAgH5TiohDkZTKT8qlUrm88vmOo3GgVK3VGycv1eavTEXzu7LDMVRq3ek+3PZ5iLH887Ct+viq+kREHImIbwf2N+vlyVp1qtedBwAAAAAAAAAAAAAAAAAAgD5xsMP3/zO/D/T66IDnzk9+Q3FtGv/d+KUnoC95/YfiEv9QXOIfikv8Q3GJfygu8Q/FJf6huMQ/AAAAAAAAAAAAAAAAAAAAAAAAAAAAdNWF8+ezZXnp8Y3JrD51bWF+pnbt1FRanynPzk+WJ2tzV8vTtdp0NS1P1mY3+3vVWu3q2HjMXx9tpPXGaH1h8eJsbf5K4+Ll2cp0ejEd+k96BQAAAAAAAAAAAAAAAAAAAC+W+sLiTKVaTecUOhbORl8cxo4LyWajfDY/GXbUxGDvO6jwHAo9npgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAoM2/AQAA///fKTPH") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(0x0, 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, 0x0, 0x0) program did not crash testing program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80), 0x0) program did not crash extracting C reproducer testing compiled C program (duration=35.480774199s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv program crashed: KASAN: use-after-free Read in ext4_xattr_delete_inode a never seen crash title: KASAN: use-after-free Read in ext4_xattr_delete_inode, ignore simplifying guilty program options testing program (duration=35.480774199s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program crashed: KASAN: out-of-bounds Read in ext4_xattr_delete_inode extracting C reproducer testing compiled C program (duration=35.480774199s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv program crashed: KASAN: use-after-free Read in ext4_xattr_delete_inode a never seen crash title: KASAN: use-after-free Read in ext4_xattr_delete_inode, ignore testing program (duration=35.480774199s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$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") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program did not crash testing program (duration=35.480774199s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-chdir-creat-mount-open-mmap-readv detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f0000000280)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@errors_continue}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f0000000680)="$eJzs3c9rHFUcAPDvbJL+1qZQinqQQA9WajdN4o8KQutRtFjQe12SaSjZdEt2U5pYaHuwFy9SBBEL4h/g3WPxH/CvKGihSAl68BKZzWy7TbL5uXW3zucD0743M5s3b998335nZ5cNoLBGsn9KEa9GxDdJxOG2bYORbxxZ2W/p8Y3JbEliefmzP5NI8nWt/ZP8/4N55ZWI+PWriJOlte3WFxZnKtVqOpfXRxuzV0frC4unLs9WptPp9Mr4xMSZdybG33/v3a719c0Lf3//6f2Pznx9fOm7nx8euZvEuTiUb2vvxy7caq+MxEj+nAzFuVU7jnWhsX6S9PoA2JGBPM6HIpsDDsdAHvXA/9/NiFgGCioR/1BQrTygdW3fpevgF8ajD1cugNb2f3DlvZHY17w2OrCUPHNllF3vDneh/ayNX/64dzdbYpP3IW52oT2Allu3I+L04ODa+S/J57+dO91883hjq9so2usP9NL9LP95a738p/Qk/4l18p+D68TuTmwe/6WHXWimoyz/+2Dd/PfJ1DU8kNdeauZ8Q8mly9X0dES8HBEnYmhvVt/ofs6ZpQfLnba153/ZkrXfygXz43g4uPfZx0xVGpXd9Lndo9sRrz3Nf5NYM//va+a6q8c/ez4ubLGNY+m91ztt27z/7bqfAS//FPHGuuP/9I5WsvH9ydHm+TDaOivW+uvOsd86tb+9/ndfNv4HNu7/cNJ+v7a+/TZ+3PdP2mnbTs//PcnnzfKefN31SqMxNxaxJ/lk7frxp49t1Vv7Z/0/cXzj+W+9839/RHyxxf7fOXqn4679MP5T2xr/7RcefPzlD53a39r4v90sncjXbGX+2+oB7ua5AwAAAAAAgH5TiohDkZTKT8qlUrm88vmOo3GgVK3VGycv1eavTEXzu7LDMVRq3ek+3PZ5iLH887Ct+viq+kREHImIbwf2N+vlyVp1qtedBwAAAAAAAAAAAAAAAAAAgD5xsMP3/zO/D/T66IDnzk9+Q3FtGv/d+KUnoC95/YfiEv9QXOIfikv8Q3GJfygu8Q/FJf6huMQ/AAAAAAAAAAAAAAAAAAAAAAAAAAAAdNWF8+ezZXnp8Y3JrD51bWF+pnbt1FRanynPzk+WJ2tzV8vTtdp0NS1P1mY3+3vVWu3q2HjMXx9tpPXGaH1h8eJsbf5K4+Ll2cp0ejEd+k96BQAAAAAAAAAAAAAAAAAAAC+W+sLiTKVaTecUOhbORl8cxo4LyWajfDY/GXbUxGDvO6jwHAo9npgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAoM2/AQAA///fKTPH") chdir(&(0x7f0000000000)='./file0\x00') creat(&(0x7f0000000040)='./bus\x00', 0x0) mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0) r0 = open(&(0x7f0000000080)='./bus\x00', 0x185102, 0x0) mmap(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x2, 0x28011, r0, 0x0) readv(0xffffffffffffffff, &(0x7f0000001f80)=[{0x0}, {0x0}, {0xffffffffffffffff}], 0x3) program crashed: KASAN: use-after-free Read in ext4_xattr_delete_inode a never seen crash title: KASAN: use-after-free Read in ext4_xattr_delete_inode, ignore reproducing took 14m4.76434105s repro crashed as (corrupted=false): ================================================================== BUG: KASAN: out-of-bounds in ext4_xattr_delete_inode+0xcd0/0xce0 fs/ext4/xattr.c:2905 Read of size 4 at addr ffff888126bc4000 by task syz-executor/364 CPU: 1 PID: 364 Comm: syz-executor Not tainted 6.1.93-syzkaller-00068-gb5e374dda921 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:316 [inline] print_report+0x158/0x4e0 mm/kasan/report.c:427 kasan_report+0x13c/0x170 mm/kasan/report.c:531 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350 ext4_xattr_delete_inode+0xcd0/0xce0 fs/ext4/xattr.c:2905 ext4_evict_inode+0xef9/0x1550 fs/ext4/inode.c:296 evict+0x2a3/0x630 fs/inode.c:666 iput_final fs/inode.c:1791 [inline] iput+0x616/0x690 fs/inode.c:1817 d_delete_notify include/linux/fsnotify.h:286 [inline] vfs_rmdir+0x3c2/0x500 fs/namei.c:4205 do_rmdir+0x3ab/0x630 fs/namei.c:4253 __do_sys_unlinkat fs/namei.c:4433 [inline] __se_sys_unlinkat fs/namei.c:4427 [inline] __x64_sys_unlinkat+0xdf/0xf0 fs/namei.c:4427 x64_sys_call+0x6e9/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:264 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7435b79497 Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff4497b8d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007f7435b79497 RDX: 0000000000000200 RSI: 00007fff4497ca80 RDI: 00000000ffffff9c RBP: 00007f7435be77dc R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000207 R12: 00007fff4497ca80 R13: 00007f7435be77dc R14: 0000000000006854 R15: 00007fff4497ec30 The buggy address belongs to the physical page: page:ffffea00049af100 refcount:2 mapcount:0 mapping:ffff88810bd23a50 index:0x1 pfn:0x126bc4 memcg:ffff88810d368000 aops:def_blk_aops ino:700004 flags: 0x560000000002205e(referenced|uptodate|dirty|lru|workingset|private|mappedtodisk|zone=1) raw: 560000000002205e ffffea00049d7c08 ffffea0004b4b108 ffff88810bd23a50 raw: 0000000000000001 ffff88810bea5a80 00000002ffffffff ffff88810d368000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Movable, gfp_mask 0x148c48(GFP_NOFS|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE), pid 400, tgid 400 (syz.4.19), ts 26868950617, free_ts 26847906792 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x213/0x220 mm/page_alloc.c:2590 prep_new_page+0x1b/0x110 mm/page_alloc.c:2597 get_page_from_freelist+0x27ea/0x2870 mm/page_alloc.c:4425 __alloc_pages+0x3a1/0x780 mm/page_alloc.c:5714 __folio_alloc+0x15/0x40 mm/page_alloc.c:5746 __folio_alloc_node include/linux/gfp.h:245 [inline] folio_alloc include/linux/gfp.h:274 [inline] filemap_alloc_folio include/linux/pagemap.h:513 [inline] __filemap_get_folio+0x827/0xae0 mm/filemap.c:1989 pagecache_get_page+0x2f/0x110 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:654 [inline] grow_dev_page fs/buffer.c:989 [inline] grow_buffers fs/buffer.c:1054 [inline] __getblk_slow fs/buffer.c:1081 [inline] __getblk_gfp+0x205/0x7d0 fs/buffer.c:1376 sb_getblk include/linux/buffer_head.h:356 [inline] __ext4_get_inode_loc+0x4ed/0xe40 fs/ext4/inode.c:4502 __ext4_get_inode_loc_noinmem fs/ext4/inode.c:4615 [inline] __ext4_iget+0x4ff/0x3ee0 fs/ext4/inode.c:4837 __ext4_fill_super fs/ext4/super.c:5386 [inline] ext4_fill_super+0x669c/0x8460 fs/ext4/super.c:5651 get_tree_bdev+0x440/0x680 fs/super.c:1357 ext4_get_tree+0x1c/0x20 fs/ext4/super.c:5681 vfs_get_tree+0x88/0x290 fs/super.c:1564 do_new_mount+0x2ba/0xb30 fs/namespace.c:3051 path_mount+0x671/0x1070 fs/namespace.c:3381 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1498 [inline] free_pcp_prepare mm/page_alloc.c:1572 [inline] free_unref_page_prepare+0x83d/0x850 mm/page_alloc.c:3498 free_unref_page_list+0xf1/0x7b0 mm/page_alloc.c:3646 release_pages+0xf7f/0xfe0 mm/swap.c:1063 free_pages_and_swap_cache+0x8a/0xa0 mm/swap_state.c:315 tlb_batch_pages_flush mm/mmu_gather.c:59 [inline] tlb_flush_mmu_free mm/mmu_gather.c:254 [inline] tlb_flush_mmu mm/mmu_gather.c:261 [inline] tlb_finish_mmu+0x1e0/0x3f0 mm/mmu_gather.c:361 exit_mmap+0x421/0x940 mm/mmap.c:3346 __mmput+0x95/0x310 kernel/fork.c:1298 mmput+0x56/0x170 kernel/fork.c:1321 exit_mm kernel/exit.c:566 [inline] do_exit+0xb29/0x2b80 kernel/exit.c:862 do_group_exit+0x21a/0x2d0 kernel/exit.c:1025 __do_sys_exit_group kernel/exit.c:1036 [inline] __se_sys_exit_group kernel/exit.c:1034 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1034 x64_sys_call+0x610/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Memory state around the buggy address: ffff888126bc3f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888126bc3f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff888126bc4000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ^ ffff888126bc4080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888126bc4100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. final repro crashed as (corrupted=false): ================================================================== BUG: KASAN: out-of-bounds in ext4_xattr_delete_inode+0xcd0/0xce0 fs/ext4/xattr.c:2905 Read of size 4 at addr ffff888126bc4000 by task syz-executor/364 CPU: 1 PID: 364 Comm: syz-executor Not tainted 6.1.93-syzkaller-00068-gb5e374dda921 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:316 [inline] print_report+0x158/0x4e0 mm/kasan/report.c:427 kasan_report+0x13c/0x170 mm/kasan/report.c:531 __asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:350 ext4_xattr_delete_inode+0xcd0/0xce0 fs/ext4/xattr.c:2905 ext4_evict_inode+0xef9/0x1550 fs/ext4/inode.c:296 evict+0x2a3/0x630 fs/inode.c:666 iput_final fs/inode.c:1791 [inline] iput+0x616/0x690 fs/inode.c:1817 d_delete_notify include/linux/fsnotify.h:286 [inline] vfs_rmdir+0x3c2/0x500 fs/namei.c:4205 do_rmdir+0x3ab/0x630 fs/namei.c:4253 __do_sys_unlinkat fs/namei.c:4433 [inline] __se_sys_unlinkat fs/namei.c:4427 [inline] __x64_sys_unlinkat+0xdf/0xf0 fs/namei.c:4427 x64_sys_call+0x6e9/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:264 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7435b79497 Code: 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 07 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff4497b8d8 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 RAX: ffffffffffffffda RBX: 0000000000000065 RCX: 00007f7435b79497 RDX: 0000000000000200 RSI: 00007fff4497ca80 RDI: 00000000ffffff9c RBP: 00007f7435be77dc R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000100 R11: 0000000000000207 R12: 00007fff4497ca80 R13: 00007f7435be77dc R14: 0000000000006854 R15: 00007fff4497ec30 The buggy address belongs to the physical page: page:ffffea00049af100 refcount:2 mapcount:0 mapping:ffff88810bd23a50 index:0x1 pfn:0x126bc4 memcg:ffff88810d368000 aops:def_blk_aops ino:700004 flags: 0x560000000002205e(referenced|uptodate|dirty|lru|workingset|private|mappedtodisk|zone=1) raw: 560000000002205e ffffea00049d7c08 ffffea0004b4b108 ffff88810bd23a50 raw: 0000000000000001 ffff88810bea5a80 00000002ffffffff ffff88810d368000 page dumped because: kasan: bad access detected page_owner tracks the page as allocated page last allocated via order 0, migratetype Movable, gfp_mask 0x148c48(GFP_NOFS|__GFP_NOFAIL|__GFP_COMP|__GFP_HARDWALL|__GFP_MOVABLE), pid 400, tgid 400 (syz.4.19), ts 26868950617, free_ts 26847906792 set_page_owner include/linux/page_owner.h:33 [inline] post_alloc_hook+0x213/0x220 mm/page_alloc.c:2590 prep_new_page+0x1b/0x110 mm/page_alloc.c:2597 get_page_from_freelist+0x27ea/0x2870 mm/page_alloc.c:4425 __alloc_pages+0x3a1/0x780 mm/page_alloc.c:5714 __folio_alloc+0x15/0x40 mm/page_alloc.c:5746 __folio_alloc_node include/linux/gfp.h:245 [inline] folio_alloc include/linux/gfp.h:274 [inline] filemap_alloc_folio include/linux/pagemap.h:513 [inline] __filemap_get_folio+0x827/0xae0 mm/filemap.c:1989 pagecache_get_page+0x2f/0x110 mm/folio-compat.c:110 find_or_create_page include/linux/pagemap.h:654 [inline] grow_dev_page fs/buffer.c:989 [inline] grow_buffers fs/buffer.c:1054 [inline] __getblk_slow fs/buffer.c:1081 [inline] __getblk_gfp+0x205/0x7d0 fs/buffer.c:1376 sb_getblk include/linux/buffer_head.h:356 [inline] __ext4_get_inode_loc+0x4ed/0xe40 fs/ext4/inode.c:4502 __ext4_get_inode_loc_noinmem fs/ext4/inode.c:4615 [inline] __ext4_iget+0x4ff/0x3ee0 fs/ext4/inode.c:4837 __ext4_fill_super fs/ext4/super.c:5386 [inline] ext4_fill_super+0x669c/0x8460 fs/ext4/super.c:5651 get_tree_bdev+0x440/0x680 fs/super.c:1357 ext4_get_tree+0x1c/0x20 fs/ext4/super.c:5681 vfs_get_tree+0x88/0x290 fs/super.c:1564 do_new_mount+0x2ba/0xb30 fs/namespace.c:3051 path_mount+0x671/0x1070 fs/namespace.c:3381 page last free stack trace: reset_page_owner include/linux/page_owner.h:26 [inline] free_pages_prepare mm/page_alloc.c:1498 [inline] free_pcp_prepare mm/page_alloc.c:1572 [inline] free_unref_page_prepare+0x83d/0x850 mm/page_alloc.c:3498 free_unref_page_list+0xf1/0x7b0 mm/page_alloc.c:3646 release_pages+0xf7f/0xfe0 mm/swap.c:1063 free_pages_and_swap_cache+0x8a/0xa0 mm/swap_state.c:315 tlb_batch_pages_flush mm/mmu_gather.c:59 [inline] tlb_flush_mmu_free mm/mmu_gather.c:254 [inline] tlb_flush_mmu mm/mmu_gather.c:261 [inline] tlb_finish_mmu+0x1e0/0x3f0 mm/mmu_gather.c:361 exit_mmap+0x421/0x940 mm/mmap.c:3346 __mmput+0x95/0x310 kernel/fork.c:1298 mmput+0x56/0x170 kernel/fork.c:1321 exit_mm kernel/exit.c:566 [inline] do_exit+0xb29/0x2b80 kernel/exit.c:862 do_group_exit+0x21a/0x2d0 kernel/exit.c:1025 __do_sys_exit_group kernel/exit.c:1036 [inline] __se_sys_exit_group kernel/exit.c:1034 [inline] __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1034 x64_sys_call+0x610/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 Memory state around the buggy address: ffff888126bc3f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888126bc3f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 >ffff888126bc4000: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ^ ffff888126bc4080: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ffff888126bc4100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ================================================================== EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem. EXT4-fs (loop1): unmounting filesystem.