Extracting prog: 1m26.13260039s
Minimizing prog: 8m54.88405205s
Simplifying prog options: 2m32.818700324s
Extracting C: 43.617868767s
Simplifying C: 0s


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$ext4-chdir-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program crashed: kernel BUG in ext4_writepages
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=40.208515353s, {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$ext4-chdir-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))

program did not crash
testing program (duration=40.208515353s, {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$ext4-chdir-openat$cgroup_ro-write$cgroup_devices-mmap-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-chdir-openat$cgroup_ro-write$cgroup_devices-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-chdir-openat$cgroup_ro-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-chdir-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
chdir(0x0)
write$cgroup_devices(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, 0xffffffffffffffff, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$eJzs3ctrXNUfAPDvnSRNk/b3SwRB6yogaKB0YmpsFVxUXIhgoaBr22EyDTWTTMlMShMCtojgRlBxIeimax9159bHVv8LF9JSNS1WXEjkzqOdNjPppM3MBPL5wMmcc++dnPOdcx/nzr3MDWDPmkj/ZCIORcRHScRYfXoSEUPV3GDEidpyt9fX8mlKYmPjzT+S6jK31tfy0fSe1IF64cmI+PH9iMOZzfWWV1bnc8ViYalenqosnJ8qr6weObeQmyvMFRaPTc/MHD3+wvFjOxfrX7+sHrz+8WvPfnPin/eeuPrhT0mciIP1ec1x7JSJmKh/JkPpR3iPV3e6sj5L+t0AHkq6aQ7UtvI4FGMxUM21MdLLlgEA3fJuRGwAAHtM4vgPAHtM43uAW+tr+Ubq7zcSvXXjlYjYX4u/cX2zNmewfs1uf/U66Oit5J4rI0lEjO9A/RMR8cV3b3+Vpqj3g2tpQC9cuhwRZ8YnNu//k033LGzXc1vN3BiuvkzcN3mvHX+gn75Pxz8vthr/Ze6Mf6LF+Ge4xbb7MB68/Weu7UA1baXjv5eb7m273RR/3fhAvfS/6phvKDl7rlhI923/j4jJGBpOy9PVRVuP3CZv/nuzXf3N478/P3nny7T+9PXuEplrg8P3vmc2V8k9atwNNy5HPDXYKv7kTv8nbca/pzqs4/WXPvi83bw0/jTeRtocf3dtXIl4pmX/3+3LZMv7E6eqq8NUY6Vo4dtfPxttV39z/6cprb9xLtALaf+Pbh3/eNJ8v2Z5+3X8fGXsh3bzHhx/6/V/X/JWNb+vPu1irlJZmo7Yl7yxefrRu+9tlBvLp/FPPt16+69V23r9T88Jz3QY/+D1379++Pi7K41/dlv9v/3M1dvzA+3q76z/Z6q5yfqUTvZ/nTbwUT47AAAAAAAAAAAAAAAAAAAAAAAAAOhUJiIORpLJ3slnMtls7Rnej8doplgqVw6fLS0vzkb1WdnjMZRp/NTlWNPvoU7Xfw+/UT56X/n5iHgsIj4dHqmWs/lScbbfwQMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABA3YE2z/9P/Tbc79YBAF2zv98NAAB6zvEfAPae7R3/R7rWDgCgd5z/A8De0/Hx/0x32wEA9I7zfwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALrs1MmTadr4e30tn5ZnL6wsz5cuHJktlOezC8v5bL60dD47VyrNFQvZfGmh7T+6VHsplkrnZ2Jx+eJUpVCuTJVXVk8vlJYXK6fPLeTmCqcLQz2LDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA6V15Znc8Vi4UlmS0zI7ujGbsmMxi7ohkyXcs07yVG+reDAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANjl/gsAAP//IIYqoQ==")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program crashed: kernel BUG in ext4_writepages
testing program (duration=40.208515353s, {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}}): openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$eJzs3ctrXNUfAPDvnSRNk/b3SwRB6yogaKB0YmpsFVxUXIhgoaBr22EyDTWTTMlMShMCtojgRlBxIeimax9159bHVv8LF9JSNS1WXEjkzqOdNjPppM3MBPL5wMmcc++dnPOdcx/nzr3MDWDPmkj/ZCIORcRHScRYfXoSEUPV3GDEidpyt9fX8mlKYmPjzT+S6jK31tfy0fSe1IF64cmI+PH9iMOZzfWWV1bnc8ViYalenqosnJ8qr6weObeQmyvMFRaPTc/MHD3+wvFjOxfrX7+sHrz+8WvPfnPin/eeuPrhT0mciIP1ec1x7JSJmKh/JkPpR3iPV3e6sj5L+t0AHkq6aQ7UtvI4FGMxUM21MdLLlgEA3fJuRGwAAHtM4vgPAHtM43uAW+tr+Ubq7zcSvXXjlYjYX4u/cX2zNmewfs1uf/U66Oit5J4rI0lEjO9A/RMR8cV3b3+Vpqj3g2tpQC9cuhwRZ8YnNu//k033LGzXc1vN3BiuvkzcN3mvHX+gn75Pxz8vthr/Ze6Mf6LF+Ge4xbb7MB68/Weu7UA1baXjv5eb7m273RR/3fhAvfS/6phvKDl7rlhI923/j4jJGBpOy9PVRVuP3CZv/nuzXf3N478/P3nny7T+9PXuEplrg8P3vmc2V8k9atwNNy5HPDXYKv7kTv8nbca/pzqs4/WXPvi83bw0/jTeRtocf3dtXIl4pmX/3+3LZMv7E6eqq8NUY6Vo4dtfPxttV39z/6cprb9xLtALaf+Pbh3/eNJ8v2Z5+3X8fGXsh3bzHhx/6/V/X/JWNb+vPu1irlJZmo7Yl7yxefrRu+9tlBvLp/FPPt16+69V23r9T88Jz3QY/+D1379++Pi7K41/dlv9v/3M1dvzA+3q76z/Z6q5yfqUTvZ/nTbwUT47AAAAAAAAAAAAAAAAAAAAAAAAAOhUJiIORpLJ3slnMtls7Rnej8doplgqVw6fLS0vzkb1WdnjMZRp/NTlWNPvoU7Xfw+/UT56X/n5iHgsIj4dHqmWs/lScbbfwQMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABA3YE2z/9P/Tbc79YBAF2zv98NAAB6zvEfAPae7R3/R7rWDgCgd5z/A8De0/Hx/0x32wEA9I7zfwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALrs1MmTadr4e30tn5ZnL6wsz5cuHJktlOezC8v5bL60dD47VyrNFQvZfGmh7T+6VHsplkrnZ2Jx+eJUpVCuTJVXVk8vlJYXK6fPLeTmCqcLQz2LDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA6V15Znc8Vi4UlmS0zI7ujGbsmMxi7ohkyXcs07yVG+reDAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANjl/gsAAP//IIYqoQ==")
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$eJzs3ctrXNUfAPDvnSRNk/b3SwRB6yogaKB0YmpsFVxUXIhgoaBr22EyDTWTTMlMShMCtojgRlBxIeimax9159bHVv8LF9JSNS1WXEjkzqOdNjPppM3MBPL5wMmcc++dnPOdcx/nzr3MDWDPmkj/ZCIORcRHScRYfXoSEUPV3GDEidpyt9fX8mlKYmPjzT+S6jK31tfy0fSe1IF64cmI+PH9iMOZzfWWV1bnc8ViYalenqosnJ8qr6weObeQmyvMFRaPTc/MHD3+wvFjOxfrX7+sHrz+8WvPfnPin/eeuPrhT0mciIP1ec1x7JSJmKh/JkPpR3iPV3e6sj5L+t0AHkq6aQ7UtvI4FGMxUM21MdLLlgEA3fJuRGwAAHtM4vgPAHtM43uAW+tr+Ubq7zcSvXXjlYjYX4u/cX2zNmewfs1uf/U66Oit5J4rI0lEjO9A/RMR8cV3b3+Vpqj3g2tpQC9cuhwRZ8YnNu//k033LGzXc1vN3BiuvkzcN3mvHX+gn75Pxz8vthr/Ze6Mf6LF+Ge4xbb7MB68/Weu7UA1baXjv5eb7m273RR/3fhAvfS/6phvKDl7rlhI923/j4jJGBpOy9PVRVuP3CZv/nuzXf3N478/P3nny7T+9PXuEplrg8P3vmc2V8k9atwNNy5HPDXYKv7kTv8nbca/pzqs4/WXPvi83bw0/jTeRtocf3dtXIl4pmX/3+3LZMv7E6eqq8NUY6Vo4dtfPxttV39z/6cprb9xLtALaf+Pbh3/eNJ8v2Z5+3X8fGXsh3bzHhx/6/V/X/JWNb+vPu1irlJZmo7Yl7yxefrRu+9tlBvLp/FPPt16+69V23r9T88Jz3QY/+D1379++Pi7K41/dlv9v/3M1dvzA+3q76z/Z6q5yfqUTvZ/nTbwUT47AAAAAAAAAAAAAAAAAAAAAAAAAOhUJiIORpLJ3slnMtls7Rnej8doplgqVw6fLS0vzkb1WdnjMZRp/NTlWNPvoU7Xfw+/UT56X/n5iHgsIj4dHqmWs/lScbbfwQMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABA3YE2z/9P/Tbc79YBAF2zv98NAAB6zvEfAPae7R3/R7rWDgCgd5z/A8De0/Hx/0x32wEA9I7zfwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALrs1MmTadr4e30tn5ZnL6wsz5cuHJktlOezC8v5bL60dD47VyrNFQvZfGmh7T+6VHsplkrnZ2Jx+eJUpVCuTJVXVk8vlJYXK6fPLeTmCqcLQz2LDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA6V15Znc8Vi4UlmS0zI7ujGbsmMxi7ohkyXcs07yVG+reDAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANjl/gsAAP//IIYqoQ==")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, 0x0, 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
extracting C reproducer
testing compiled C program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
program did not crash
simplifying guilty program options
testing program (duration=40.208515353s, {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$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$eJzs3ctrXNUfAPDvnSRNk/b3SwRB6yogaKB0YmpsFVxUXIhgoaBr22EyDTWTTMlMShMCtojgRlBxIeimax9159bHVv8LF9JSNS1WXEjkzqOdNjPppM3MBPL5wMmcc++dnPOdcx/nzr3MDWDPmkj/ZCIORcRHScRYfXoSEUPV3GDEidpyt9fX8mlKYmPjzT+S6jK31tfy0fSe1IF64cmI+PH9iMOZzfWWV1bnc8ViYalenqosnJ8qr6weObeQmyvMFRaPTc/MHD3+wvFjOxfrX7+sHrz+8WvPfnPin/eeuPrhT0mciIP1ec1x7JSJmKh/JkPpR3iPV3e6sj5L+t0AHkq6aQ7UtvI4FGMxUM21MdLLlgEA3fJuRGwAAHtM4vgPAHtM43uAW+tr+Ubq7zcSvXXjlYjYX4u/cX2zNmewfs1uf/U66Oit5J4rI0lEjO9A/RMR8cV3b3+Vpqj3g2tpQC9cuhwRZ8YnNu//k033LGzXc1vN3BiuvkzcN3mvHX+gn75Pxz8vthr/Ze6Mf6LF+Ge4xbb7MB68/Weu7UA1baXjv5eb7m273RR/3fhAvfS/6phvKDl7rlhI923/j4jJGBpOy9PVRVuP3CZv/nuzXf3N478/P3nny7T+9PXuEplrg8P3vmc2V8k9atwNNy5HPDXYKv7kTv8nbca/pzqs4/WXPvi83bw0/jTeRtocf3dtXIl4pmX/3+3LZMv7E6eqq8NUY6Vo4dtfPxttV39z/6cprb9xLtALaf+Pbh3/eNJ8v2Z5+3X8fGXsh3bzHhx/6/V/X/JWNb+vPu1irlJZmo7Yl7yxefrRu+9tlBvLp/FPPt16+69V23r9T88Jz3QY/+D1379++Pi7K41/dlv9v/3M1dvzA+3q76z/Z6q5yfqUTvZ/nTbwUT47AAAAAAAAAAAAAAAAAAAAAAAAAOhUJiIORpLJ3slnMtls7Rnej8doplgqVw6fLS0vzkb1WdnjMZRp/NTlWNPvoU7Xfw+/UT56X/n5iHgsIj4dHqmWs/lScbbfwQMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABA3YE2z/9P/Tbc79YBAF2zv98NAAB6zvEfAPae7R3/R7rWDgCgd5z/A8De0/Hx/0x32wEA9I7zfwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALrs1MmTadr4e30tn5ZnL6wsz5cuHJktlOezC8v5bL60dD47VyrNFQvZfGmh7T+6VHsplkrnZ2Jx+eJUpVCuTJVXVk8vlJYXK6fPLeTmCqcLQz2LDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA6V15Znc8Vi4UlmS0zI7ujGbsmMxi7ohkyXcs07yVG+reDAgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANjl/gsAAP//IIYqoQ==")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
testing program (duration=40.208515353s, {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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$cgroup_devices-mmap-timer_create-syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000480)='./file1\x00', 0x0, &(0x7f0000000280), 0x1, 0x787, &(0x7f0000001000)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='blkio.bfq.avg_queue_size\x00', 0x275a, 0x0)
write$cgroup_devices(r0, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x8)
mmap(&(0x7f0000001000/0xa000)=nil, 0xa000, 0x800003, 0x11, r0, 0x0)
timer_create(0x3, 0x0, &(0x7f0000001400))
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x200000, &(0x7f00000005c0)={[{@noblock_validity}, {}, {@sysvgroups}, {@norecovery}, {@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x80}}, {@orlov}, {@nogrpid}, {@noauto_da_alloc}, {@nomblk_io_submit}]}, 0x3, 0x56a, &(0x7f00000015c0)="$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")

program did not crash
reproducing took 13m37.453252861s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2778!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 7 Comm: kworker/u4:0 Not tainted 5.10.238-syzkaller-00282-gd76d4cd0623a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:ext4_writepages+0x2ddb/0x2e00 fs/ext4/inode.c:2777
Code: 39 94 ff 84 db 75 31 e8 b3 36 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 95 36 94 ff <0f> 0b e8 8e 36 94 ff e8 65 0d 31 ff eb 98 e8 82 36 94 ff e8 59 0d
RSP: 0018:ffffc90000077180 EFLAGS: 00010293
RAX: ffffffff81cf5d7b RBX: 000000c410000000 RCX: ffff88810024bb40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000774f0 R08: dffffc0000000000 R09: ffffed1024fe5536
R10: ffffed1024fe5536 R11: 1ffff11024fe5535 R12: dffffc0000000000
R13: ffff88811655f000 R14: 0000008000000000 R15: ffff888127f2a9a8
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffcdc3b778 CR3: 0000000116398000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12a/0x270 mm/page-writeback.c:2380
 __writeback_single_inode+0xd5/0xa20 fs/fs-writeback.c:1470
 writeback_sb_inodes+0x860/0x1400 fs/fs-writeback.c:1733
 wb_writeback+0x3e3/0xb90 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x38f/0xe20 fs/fs-writeback.c:2094
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace 715ded718db915a5 ]---
RIP: 0010:ext4_writepages+0x2ddb/0x2e00 fs/ext4/inode.c:2777
Code: 39 94 ff 84 db 75 31 e8 b3 36 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 95 36 94 ff <0f> 0b e8 8e 36 94 ff e8 65 0d 31 ff eb 98 e8 82 36 94 ff e8 59 0d
RSP: 0018:ffffc90000077180 EFLAGS: 00010293
RAX: ffffffff81cf5d7b RBX: 000000c410000000 RCX: ffff88810024bb40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000774f0 R08: dffffc0000000000 R09: ffffed1024fe5536
R10: ffffed1024fe5536 R11: 1ffff11024fe5535 R12: dffffc0000000000
R13: ffff88811655f000 R14: 0000008000000000 R15: ffff888127f2a9a8
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd20154de8 CR3: 000000012d69c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2778!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 7 Comm: kworker/u4:0 Not tainted 5.10.238-syzkaller-00282-gd76d4cd0623a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:ext4_writepages+0x2ddb/0x2e00 fs/ext4/inode.c:2777
Code: 39 94 ff 84 db 75 31 e8 b3 36 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 95 36 94 ff <0f> 0b e8 8e 36 94 ff e8 65 0d 31 ff eb 98 e8 82 36 94 ff e8 59 0d
RSP: 0018:ffffc90000077180 EFLAGS: 00010293
RAX: ffffffff81cf5d7b RBX: 000000c410000000 RCX: ffff88810024bb40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000774f0 R08: dffffc0000000000 R09: ffffed1024fe5536
R10: ffffed1024fe5536 R11: 1ffff11024fe5535 R12: dffffc0000000000
R13: ffff88811655f000 R14: 0000008000000000 R15: ffff888127f2a9a8
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffcdc3b778 CR3: 0000000116398000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12a/0x270 mm/page-writeback.c:2380
 __writeback_single_inode+0xd5/0xa20 fs/fs-writeback.c:1470
 writeback_sb_inodes+0x860/0x1400 fs/fs-writeback.c:1733
 wb_writeback+0x3e3/0xb90 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x38f/0xe20 fs/fs-writeback.c:2094
 process_one_work+0x6e1/0xba0 kernel/workqueue.c:2301
 worker_thread+0xa6a/0x13b0 kernel/workqueue.c:2447
 kthread+0x346/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace 715ded718db915a5 ]---
RIP: 0010:ext4_writepages+0x2ddb/0x2e00 fs/ext4/inode.c:2777
Code: 39 94 ff 84 db 75 31 e8 b3 36 94 ff 49 bc 00 00 00 00 00 fc ff df 4c 8b 6c 24 30 48 8b 5c 24 38 e9 21 f8 ff ff e8 95 36 94 ff <0f> 0b e8 8e 36 94 ff e8 65 0d 31 ff eb 98 e8 82 36 94 ff e8 59 0d
RSP: 0018:ffffc90000077180 EFLAGS: 00010293
RAX: ffffffff81cf5d7b RBX: 000000c410000000 RCX: ffff88810024bb40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc900000774f0 R08: dffffc0000000000 R09: ffffed1024fe5536
R10: ffffed1024fe5536 R11: 1ffff11024fe5535 R12: dffffc0000000000
R13: ffff88811655f000 R14: 0000008000000000 R15: ffff888127f2a9a8
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd20154de8 CR3: 000000012d69c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400