Extracting prog: 1m44.79742218s
Minimizing prog: 6m16.252077788s
Simplifying prog options: 0s
Extracting C: 23.150076054s
Simplifying C: 10m40.726400625s


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$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$eJzs3d9rHFsdAPDvTLK3v3JNrvpwveBtsZW0aHeTxrbBh1pB7FPBWt9rTDYhZJMN2U3bhCIpviuIqOCTT74I/gGC9E8QoaDvUkURbfXBB3VlZ2drG3eTlG52LsnnA9M5M2d3v9/TsGfmzBx2Aji2zkXEzYgYiYhLETGe70/z5Va7/k7ndS+eP5pvL0m0Wnf/mkSS7+t+VpKvz0TETkScjIiv34r4VvL/cRtb2ytztVp1I9+uNFfXK42t7cvLq3NL1aXq2szM9LXZ67NXZ6cG0s6JiLjxlT/+8Hs/++qNX33+we/v/fnit9tpjeX1r7ZjkDpNL2X/F12jEbFxGMEKMJKvS33qvzsyxGQAANhX+xz/4xHxmez8fzxGsrNTAAAA4ChpfWks/pVEtAAAAIAjK83mwCZpOZ8LMBZpWi535vB+Mk6ntXqj+bnF+ubaQmeu7ESU0sXlWnUqnys8EaWkvT2dz7Htbl/ZtT0TEe9FxA/GT2Xb5fl6baHoix8AAABwTJzZNf7/x3g2/j9RdF4AAADAgE0UnQAAAABw6Iz/AQAA4Ogz/gcAAIAj7Wu3b7eXVvf51wv3tzZX6vcvL1QbK+XVzfnyfH1jvbxUry9lv9m3ut/n1er19S/E2ubDSrPaaFYaW9v3Vuuba817y689AhsAAAAYovfOPvldEhE7XzyVLW3vFJ0UMBTJPvXZQ0Ke5Rt/GEJCwNCMFJ0AUJjRohMAClMqOgGgcPtdB+g7eefXg88FAAA4HJOf6n//37UBONrSohMAAIbO/X84vkqvzwC8WlwmQFE+tk/929//b7XeKCEAAGDgxrIlScv5vcCxSNNyOeLd7LEApWRxuVadyscHvx0vnWhvT2fvTPadMwwAAAAAAAAAAAAAAAAAAAAAAAAAdLRaSbQAAACAIy0i/VOS/Zp/xOT4hbHd1wfeSf45nq0j4sFP7v7o4VyzuTHd3v+3l/ubP873XyniCgYAAACwW3ec3h3HAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAgvXj+aL67DDPuX74cERM94589ma1ORikiTv89idFX3pdExMgA4u88joj3e8VP2mnFRHSy6BX/VIHx04g4M4D4cJw9afc/N3t9/9I4l617f/9G8+Vt9e//0uj2fyN9+p93Dxjjg6e/qPSN/zjig9He/U83ftIn/vkDxv/mN7a3+9W1fhox2fP4k7wWq9JcXa80trYvL6/OLVWXqmszM9PXZq/PXp2dqiwu16r5vz1jfP/Tv/zPXu0/3Sf+xD7tv3DA9v/76cPnn+gUS73iXzzf+/j7fp/4aX7s+2xebtdPdss7nfKrPvz5bz7cq/0Lfdr/8u/f40DbjnnxgO2/dOc7zw74UgBgCBpb2ytztVp1460Kg/qcNyykUUBQhUMqnPhopKHQKezVayTD66AAAICB+d9Jf9GZAAAAAAAAAAAAAAAAAAAAwPE1jJ8T2x1zp5imAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADs6b8BAAD///JI2KQ=")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program crashed: kernel BUG in may_delete
single: successfully extracted reproducer
found reproducer with 3 syscalls
minimizing guilty program
testing program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)

program did not crash
testing program (duration=38.152942243s, {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$ext4-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.152942243s, {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}}): mount$incfs-openat
detailed listing:
executing program 0:
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$eJzs3d9rHFsdAPDvTLK3v3JNrvpwveBtsZW0aHeTxrbBh1pB7FPBWt9rTDYhZJMN2U3bhCIpviuIqOCTT74I/gGC9E8QoaDvUkURbfXBB3VlZ2drG3eTlG52LsnnA9M5M2d3v9/TsGfmzBx2Aji2zkXEzYgYiYhLETGe70/z5Va7/k7ndS+eP5pvL0m0Wnf/mkSS7+t+VpKvz0TETkScjIiv34r4VvL/cRtb2ytztVp1I9+uNFfXK42t7cvLq3NL1aXq2szM9LXZ67NXZ6cG0s6JiLjxlT/+8Hs/++qNX33+we/v/fnit9tpjeX1r7ZjkDpNL2X/F12jEbFxGMEKMJKvS33qvzsyxGQAANhX+xz/4xHxmez8fzxGsrNTAAAA4ChpfWks/pVEtAAAAIAjK83mwCZpOZ8LMBZpWi535vB+Mk6ntXqj+bnF+ubaQmeu7ESU0sXlWnUqnys8EaWkvT2dz7Htbl/ZtT0TEe9FxA/GT2Xb5fl6baHoix8AAABwTJzZNf7/x3g2/j9RdF4AAADAgE0UnQAAAABw6Iz/AQAA4Ogz/gcAAIAj7Wu3b7eXVvf51wv3tzZX6vcvL1QbK+XVzfnyfH1jvbxUry9lv9m3ut/n1er19S/E2ubDSrPaaFYaW9v3Vuuba817y689AhsAAAAYovfOPvldEhE7XzyVLW3vFJ0UMBTJPvXZQ0Ke5Rt/GEJCwNCMFJ0AUJjRohMAClMqOgGgcPtdB+g7eefXg88FAAA4HJOf6n//37UBONrSohMAAIbO/X84vkqvzwC8WlwmQFE+tk/929//b7XeKCEAAGDgxrIlScv5vcCxSNNyOeLd7LEApWRxuVadyscHvx0vnWhvT2fvTPadMwwAAAAAAAAAAAAAAAAAAAAAAAAAdLRaSbQAAACAIy0i/VOS/Zp/xOT4hbHd1wfeSf45nq0j4sFP7v7o4VyzuTHd3v+3l/ubP873XyniCgYAAACwW3ec3h3HAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAgvXj+aL67DDPuX74cERM94589ma1ORikiTv89idFX3pdExMgA4u88joj3e8VP2mnFRHSy6BX/VIHx04g4M4D4cJw9afc/N3t9/9I4l617f/9G8+Vt9e//0uj2fyN9+p93Dxjjg6e/qPSN/zjig9He/U83ftIn/vkDxv/mN7a3+9W1fhox2fP4k7wWq9JcXa80trYvL6/OLVWXqmszM9PXZq/PXp2dqiwu16r5vz1jfP/Tv/zPXu0/3Sf+xD7tv3DA9v/76cPnn+gUS73iXzzf+/j7fp/4aX7s+2xebtdPdss7nfKrPvz5bz7cq/0Lfdr/8u/f40DbjnnxgO2/dOc7zw74UgBgCBpb2ytztVp1460Kg/qcNyykUUBQhUMqnPhopKHQKezVayTD66AAAICB+d9Jf9GZAAAAAAAAAAAAAAAAAAAAwPE1jJ8T2x1zp5imAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADs6b8BAAD///JI2KQ=")
mount$incfs(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', 0x0, &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', 0x0, 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program did not crash
testing program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$eJzs3d9rHFsdAPDvTLK3v3JNrvpwveBtsZW0aHeTxrbBh1pB7FPBWt9rTDYhZJMN2U3bhCIpviuIqOCTT74I/gGC9E8QoaDvUkURbfXBB3VlZ2drG3eTlG52LsnnA9M5M2d3v9/TsGfmzBx2Aji2zkXEzYgYiYhLETGe70/z5Va7/k7ndS+eP5pvL0m0Wnf/mkSS7+t+VpKvz0TETkScjIiv34r4VvL/cRtb2ytztVp1I9+uNFfXK42t7cvLq3NL1aXq2szM9LXZ67NXZ6cG0s6JiLjxlT/+8Hs/++qNX33+we/v/fnit9tpjeX1r7ZjkDpNL2X/F12jEbFxGMEKMJKvS33qvzsyxGQAANhX+xz/4xHxmez8fzxGsrNTAAAA4ChpfWks/pVEtAAAAIAjK83mwCZpOZ8LMBZpWi535vB+Mk6ntXqj+bnF+ubaQmeu7ESU0sXlWnUqnys8EaWkvT2dz7Htbl/ZtT0TEe9FxA/GT2Xb5fl6baHoix8AAABwTJzZNf7/x3g2/j9RdF4AAADAgE0UnQAAAABw6Iz/AQAA4Ogz/gcAAIAj7Wu3b7eXVvf51wv3tzZX6vcvL1QbK+XVzfnyfH1jvbxUry9lv9m3ut/n1er19S/E2ubDSrPaaFYaW9v3Vuuba817y689AhsAAAAYovfOPvldEhE7XzyVLW3vFJ0UMBTJPvXZQ0Ke5Rt/GEJCwNCMFJ0AUJjRohMAClMqOgGgcPtdB+g7eefXg88FAAA4HJOf6n//37UBONrSohMAAIbO/X84vkqvzwC8WlwmQFE+tk/929//b7XeKCEAAGDgxrIlScv5vcCxSNNyOeLd7LEApWRxuVadyscHvx0vnWhvT2fvTPadMwwAAAAAAAAAAAAAAAAAAAAAAAAAdLRaSbQAAACAIy0i/VOS/Zp/xOT4hbHd1wfeSf45nq0j4sFP7v7o4VyzuTHd3v+3l/ubP873XyniCgYAAACwW3ec3h3HAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAgvXj+aL67DDPuX74cERM94589ma1ORikiTv89idFX3pdExMgA4u88joj3e8VP2mnFRHSy6BX/VIHx04g4M4D4cJw9afc/N3t9/9I4l617f/9G8+Vt9e//0uj2fyN9+p93Dxjjg6e/qPSN/zjig9He/U83ftIn/vkDxv/mN7a3+9W1fhox2fP4k7wWq9JcXa80trYvL6/OLVWXqmszM9PXZq/PXp2dqiwu16r5vz1jfP/Tv/zPXu0/3Sf+xD7tv3DA9v/76cPnn+gUS73iXzzf+/j7fp/4aX7s+2xebtdPdss7nfKrPvz5bz7cq/0Lfdr/8u/f40DbjnnxgO2/dOc7zw74UgBgCBpb2ytztVp1460Kg/qcNyykUUBQhUMqnPhopKHQKezVayTD66AAAICB+d9Jf9GZAAAAAAAAAAAAAAAAAAAAwPE1jJ8T2x1zp5imAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADs6b8BAAD///JI2KQ=")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x187842, 0x147)

program did not crash
extracting C reproducer
testing compiled C program (duration=38.152942243s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
simplifying C reproducer
testing compiled C program (duration=38.152942243s, {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$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program did not crash
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
testing program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program crashed: kernel BUG in may_delete
validation run: crashed=true
testing program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$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")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program crashed: kernel BUG in may_delete
validation run: crashed=true
testing program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2000040, &(0x7f0000001740)={[{@errors_remount}, {@nodiscard}, {@noquota}, {@jqfmt_vfsv0}, {@noblock_validity}, {@resgid}, {@sysvgroups}, {@usrquota}, {@usrquota}]}, 0x12, 0x4dc, &(0x7f0000000d80)="$eJzs3d9rHFsdAPDvTLK3v3JNrvpwveBtsZW0aHeTxrbBh1pB7FPBWt9rTDYhZJMN2U3bhCIpviuIqOCTT74I/gGC9E8QoaDvUkURbfXBB3VlZ2drG3eTlG52LsnnA9M5M2d3v9/TsGfmzBx2Aji2zkXEzYgYiYhLETGe70/z5Va7/k7ndS+eP5pvL0m0Wnf/mkSS7+t+VpKvz0TETkScjIiv34r4VvL/cRtb2ytztVp1I9+uNFfXK42t7cvLq3NL1aXq2szM9LXZ67NXZ6cG0s6JiLjxlT/+8Hs/++qNX33+we/v/fnit9tpjeX1r7ZjkDpNL2X/F12jEbFxGMEKMJKvS33qvzsyxGQAANhX+xz/4xHxmez8fzxGsrNTAAAA4ChpfWks/pVEtAAAAIAjK83mwCZpOZ8LMBZpWi535vB+Mk6ntXqj+bnF+ubaQmeu7ESU0sXlWnUqnys8EaWkvT2dz7Htbl/ZtT0TEe9FxA/GT2Xb5fl6baHoix8AAABwTJzZNf7/x3g2/j9RdF4AAADAgE0UnQAAAABw6Iz/AQAA4Ogz/gcAAIAj7Wu3b7eXVvf51wv3tzZX6vcvL1QbK+XVzfnyfH1jvbxUry9lv9m3ut/n1er19S/E2ubDSrPaaFYaW9v3Vuuba817y689AhsAAAAYovfOPvldEhE7XzyVLW3vFJ0UMBTJPvXZQ0Ke5Rt/GEJCwNCMFJ0AUJjRohMAClMqOgGgcPtdB+g7eefXg88FAAA4HJOf6n//37UBONrSohMAAIbO/X84vkqvzwC8WlwmQFE+tk/929//b7XeKCEAAGDgxrIlScv5vcCxSNNyOeLd7LEApWRxuVadyscHvx0vnWhvT2fvTPadMwwAAAAAAAAAAAAAAAAAAAAAAAAAdLRaSbQAAACAIy0i/VOS/Zp/xOT4hbHd1wfeSf45nq0j4sFP7v7o4VyzuTHd3v+3l/ubP873XyniCgYAAACwW3ec3h3HAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAgvXj+aL67DDPuX74cERM94589ma1ORikiTv89idFX3pdExMgA4u88joj3e8VP2mnFRHSy6BX/VIHx04g4M4D4cJw9afc/N3t9/9I4l617f/9G8+Vt9e//0uj2fyN9+p93Dxjjg6e/qPSN/zjig9He/U83ftIn/vkDxv/mN7a3+9W1fhox2fP4k7wWq9JcXa80trYvL6/OLVWXqmszM9PXZq/PXp2dqiwu16r5vz1jfP/Tv/zPXu0/3Sf+xD7tv3DA9v/76cPnn+gUS73iXzzf+/j7fp/4aX7s+2xebtdPdss7nfKrPvz5bz7cq/0Lfdr/8u/f40DbjnnxgO2/dOc7zw74UgBgCBpb2ytztVp1460Kg/qcNyykUUBQhUMqnPhopKHQKezVayTD66AAAICB+d9Jf9GZAAAAAAAAAAAAAAAAAAAAwPE1jJ8T2x1zp5imAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADs6b8BAAD///JI2KQ=")
mount$incfs(&(0x7f0000000140)='./file0\x00', &(0x7f0000000100)='./file0\x00', &(0x7f0000000040), 0x2, 0x0)
openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file2\x00', 0x187842, 0x147)

program crashed: kernel BUG in may_delete
validation run: crashed=true
reproducing took 21m13.04414005s
repro crashed as (corrupted=true):
------------[ cut here ]------------
kernel BUG at fs/namei.c:2933!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 362 Comm: syz-executor Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:may_delete+0x701/0x710 fs/namei.c:2933
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 84 fe ff ff 48 89 df e8 d0 4e f5 ff e9 77 fe ff ff e8 16 d0 b6 ff 0f 0b e8 0f d0 b6 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000a87c90 EFLAGS: 00010293
RAX: ffffffff81b1ef01 RBX: ffff888122e25440 RCX: ffff88810d944f00
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000a87cf8 R08: 0000000000000004 R09: 0000000000000003
R10: fffff52000150f74 R11: 1ffff92000150f74 R12: dffffc0000000000
R13: 0000000000000001 R14: ffff888122e258b0 R15: 1ffff110245c4a88
FS:  0000555592c13500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0:

report is corrupted, running repro again
testing compiled C program (duration=38.152942243s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-mount$incfs-openat
program crashed: kernel BUG in may_delete
final repro crashed as (corrupted=false):
EXT4-fs (loop0): 1 orphan inode deleted
EXT4-fs (loop0): mounted filesystem without journal. Opts: errors=remount-ro,nodiscard,noquota,jqfmt=vfsv0,noblock_validity,resgid=0x0000000000000000,sysvgroups,usrquota,usrquota,. Quota mode: writeback.
ext4 filesystem being mounted at /file1 supports timestamps until 2038-01-19 (0x7fffffff)
------------[ cut here ]------------
kernel BUG at fs/namei.c:2933!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 282 Comm: syz-executor255 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:may_delete+0x701/0x710 fs/namei.c:2933
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 84 fe ff ff 48 89 df e8 d0 4e f5 ff e9 77 fe ff ff e8 16 d0 b6 ff 0f 0b e8 0f d0 b6 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000987b10 EFLAGS: 00010293
RAX: ffffffff81b1ef01 RBX: ffff8881119fd880 RCX: ffff88811bdebb40
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000987b78 R08: 0000000000000004 R09: 0000000000000003
R10: fffff52000130f44 R11: 1ffff92000130f44 R12: dffffc0000000000
R13: 0000000000000001 R14: ffff888120590e00 R15: 1ffff1102233fb10
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f20be2af130 CR3: 000000000660f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 vfs_rmdir+0x32/0x460 fs/namei.c:4130
 incfs_kill_sb+0x105/0x220 fs/incfs/vfs.c:1989
 deactivate_locked_super+0xa0/0x100 fs/super.c:335
 deactivate_super+0xaf/0xe0 fs/super.c:366
 cleanup_mnt+0x446/0x500 fs/namespace.c:1139
 __cleanup_mnt+0x19/0x20 fs/namespace.c:1146
 task_work_run+0x127/0x190 kernel/task_work.c:188
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xa7e/0x27a0 kernel/exit.c:889
 do_group_exit+0x141/0x310 kernel/exit.c:1003
 __do_sys_exit_group kernel/exit.c:1014 [inline]
 __se_sys_exit_group kernel/exit.c:1012 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1012
 x64_sys_call+0x832/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f20be234f89
Code: Unable to access opcode bytes at RIP 0x7f20be234f5f.
RSP: 002b:00007ffdcc25a788 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f20be234f89
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 00007f20be2b1370 R08: ffffffffffffffb8 R09: 0000000000000006
R10: 0000000000000147 R11: 0000000000000246 R12: 00007f20be2b1370
R13: 0000000000000000 R14: 00007f20be2b20e0 R15: 00007f20be203250
 </TASK>
Modules linked in:
---[ end trace 3ddb068aa8f4df49 ]---
RIP: 0010:may_delete+0x701/0x710 fs/namei.c:2933
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 84 fe ff ff 48 89 df e8 d0 4e f5 ff e9 77 fe ff ff e8 16 d0 b6 ff 0f 0b e8 0f d0 b6 ff <0f> 0b 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 55 48 89 e5 41 56 53
RSP: 0018:ffffc90000987b10 EFLAGS: 00010293
RAX: ffffffff81b1ef01 RBX: ffff8881119fd880 RCX: ffff88811bdebb40
RDX: 0000000000000000 RSI: 0000000000200000 RDI: 0000000000000000
RBP: ffffc90000987b78 R08: 0000000000000004 R09: 0000000000000003
R10: fffff52000130f44 R11: 1ffff92000130f44 R12: dffffc0000000000
R13: 0000000000000001 R14: ffff888120590e00 R15: 1ffff1102233fb10
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f20be2af130 CR3: 000000000660f000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400