Extracting prog: 2m2.928501242s
Minimizing prog: 19m46.992288473s
Simplifying prog options: 0s
Extracting C: 26.468085232s
Simplifying C: 8m8.607325189s


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$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program crashed: kernel BUG in ext4_writepages
single: successfully extracted reproducer
found reproducer with 6 syscalls
minimizing guilty program
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$eJzs3c9rHFUcAPDvbJI2/aFJoRT1IIEerNRumsQfFTzUo2ixoPe6JNNQsumW7KY0sWB7sBcvUgQRC6J37x6L/4B/RUELRUrQg5eV2cym22Y32aSbJu1+PjDJezOzee+7M9+XNzu7bAB9ayz7UYh4NSK+TSJGWrYNRr5xbHW/lYfXp7MliXr9s7+TSPJ1zf2T/PehvPJKRPz+dcTJwvp2q0vLc6VyOV3I6+O1+Svj1aXlU5fmS7PpbHp5cmrqzDtTk++/927PYn3z/L8/fHr3ozPfHF/5/tf7R24ncTYO59ta43gKN1orYzGWPydDcfaJHSd60Nhekux2B9iWgTzPhyIbA0ZiIM/6tuojz7JrwA77KktroE8l8h/6VHMe0Ly279F18HPjwYerF0Dr4x9cfW0khhvXRgdXkseujLLr3dEetJ+18dtfd25nS/TudQiATd24GRGnBwfXj39JPv5t3+ku9nmyDeMfPDt3s/nPW+3mP4W1+U+0mf8capO727F5/hfu96CZjrL53wdt579rN61GB/LaS40531By8VI5zca2lyPiRAztz+ob3M/5orByr95pY+v8L1uy9ptzwbwf9wf3P/6YmVKt9FRBt3hwM+K1tvPfZO34J22Of/Z8nO+yjWPpndc7bds8/p1V/znijbbH/9EdrWTj+5PjjfNhvHlWrPfPrWN/dGp/t+PPjv/BjeMfTVrv11a33sZPw/+lnbZt9/zfl3zeKO/L110r1WoLExH7kk/Wr5989Nhmvbl/Fv+J4xuPf+3O/wNZYncZ/62jt1p3Hd5a/Dsri39mS8d/64V7H3/5Y6f2uzv+bzdKJ/I13Yx/3XbwaZ47AAAAAAAA2GsKEXE4kkJxrVwoFIur7+84GgcL5Uq1dvJiZfHyTDQ+KzsaQ4Xmne6RlvdDTOTvh23WJ5+oT0XEkYj4buBAo16crpRndjt4AAAAAAAAAAAAAAAAAAAA2CMORQy3+/x/5s+B3e4dsOM2+Mpv4AXXOf/zLb34pidgT/L/H/qX/If+Jf+hf8l/6F/yH/qX/If+Jf+hf20l/385t4MdAQAAAAAAAAAAAAAAAAAAAAAAAAAAgBfD+XPnsqW+8vD6dFafubq0OFe5emomrc4V5xeni9OVhSvF2UpltpwWpyvzm/29cqVyZWIyFq+N19Jqbby6tHxhvrJ4uXbh0nxpNr2QDj2TqAAAAAAAAAAAAAAAAAAAAOD5Ul1aniuVy+mCgsK2CoN7oxsKPS7s9sgEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAI/8HwAA///F1Dry")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$eJzs3c9rHFUcAPDvbJI2/aFJoRT1IIEerNRumsQfFTzUo2ixoPe6JNNQsumW7KY0sWB7sBcvUgQRC6J37x6L/4B/RUELRUrQg5eV2cym22Y32aSbJu1+PjDJezOzee+7M9+XNzu7bAB9ayz7UYh4NSK+TSJGWrYNRr5xbHW/lYfXp7MliXr9s7+TSPJ1zf2T/PehvPJKRPz+dcTJwvp2q0vLc6VyOV3I6+O1+Svj1aXlU5fmS7PpbHp5cmrqzDtTk++/927PYn3z/L8/fHr3ozPfHF/5/tf7R24ncTYO59ta43gKN1orYzGWPydDcfaJHSd60Nhekux2B9iWgTzPhyIbA0ZiIM/6tuojz7JrwA77KktroE8l8h/6VHMe0Ly279F18HPjwYerF0Dr4x9cfW0khhvXRgdXkseujLLr3dEetJ+18dtfd25nS/TudQiATd24GRGnBwfXj39JPv5t3+ku9nmyDeMfPDt3s/nPW+3mP4W1+U+0mf8capO727F5/hfu96CZjrL53wdt579rN61GB/LaS40531By8VI5zca2lyPiRAztz+ob3M/5orByr95pY+v8L1uy9ptzwbwf9wf3P/6YmVKt9FRBt3hwM+K1tvPfZO34J22Of/Z8nO+yjWPpndc7bds8/p1V/znijbbH/9EdrWTj+5PjjfNhvHlWrPfPrWN/dGp/t+PPjv/BjeMfTVrv11a33sZPw/+lnbZt9/zfl3zeKO/L110r1WoLExH7kk/Wr5989Nhmvbl/Fv+J4xuPf+3O/wNZYncZ/62jt1p3Hd5a/Dsri39mS8d/64V7H3/5Y6f2uzv+bzdKJ/I13Yx/3XbwaZ47AAAAAAAA2GsKEXE4kkJxrVwoFIur7+84GgcL5Uq1dvJiZfHyTDQ+KzsaQ4Xmne6RlvdDTOTvh23WJ5+oT0XEkYj4buBAo16crpRndjt4AAAAAAAAAAAAAAAAAAAA2CMORQy3+/x/5s+B3e4dsOM2+Mpv4AXXOf/zLb34pidgT/L/H/qX/If+Jf+hf8l/6F/yH/qX/If+Jf+hf20l/385t4MdAQAAAAAAAAAAAAAAAAAAAAAAAAAAgBfD+XPnsqW+8vD6dFafubq0OFe5emomrc4V5xeni9OVhSvF2UpltpwWpyvzm/29cqVyZWIyFq+N19Jqbby6tHxhvrJ4uXbh0nxpNr2QDj2TqAAAAAAAAAAAAAAAAAAAAOD5Ul1aniuVy+mCgsK2CoN7oxsKPS7s9sgEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAI/8HwAA///F1Dry")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$eJzs3c9rHFUcAPDvbJI2/aFJoRT1IIEerNRumsQfFTzUo2ixoPe6JNNQsumW7KY0sWB7sBcvUgQRC6J37x6L/4B/RUELRUrQg5eV2cym22Y32aSbJu1+PjDJezOzee+7M9+XNzu7bAB9ayz7UYh4NSK+TSJGWrYNRr5xbHW/lYfXp7MliXr9s7+TSPJ1zf2T/PehvPJKRPz+dcTJwvp2q0vLc6VyOV3I6+O1+Svj1aXlU5fmS7PpbHp5cmrqzDtTk++/927PYn3z/L8/fHr3ozPfHF/5/tf7R24ncTYO59ta43gKN1orYzGWPydDcfaJHSd60Nhekux2B9iWgTzPhyIbA0ZiIM/6tuojz7JrwA77KktroE8l8h/6VHMe0Ly279F18HPjwYerF0Dr4x9cfW0khhvXRgdXkseujLLr3dEetJ+18dtfd25nS/TudQiATd24GRGnBwfXj39JPv5t3+ku9nmyDeMfPDt3s/nPW+3mP4W1+U+0mf8capO727F5/hfu96CZjrL53wdt579rN61GB/LaS40531By8VI5zca2lyPiRAztz+ob3M/5orByr95pY+v8L1uy9ptzwbwf9wf3P/6YmVKt9FRBt3hwM+K1tvPfZO34J22Of/Z8nO+yjWPpndc7bds8/p1V/znijbbH/9EdrWTj+5PjjfNhvHlWrPfPrWN/dGp/t+PPjv/BjeMfTVrv11a33sZPw/+lnbZt9/zfl3zeKO/L110r1WoLExH7kk/Wr5989Nhmvbl/Fv+J4xuPf+3O/wNZYncZ/62jt1p3Hd5a/Dsri39mS8d/64V7H3/5Y6f2uzv+bzdKJ/I13Yx/3XbwaZ47AAAAAAAA2GsKEXE4kkJxrVwoFIur7+84GgcL5Uq1dvJiZfHyTDQ+KzsaQ4Xmne6RlvdDTOTvh23WJ5+oT0XEkYj4buBAo16crpRndjt4AAAAAAAAAAAAAAAAAAAA2CMORQy3+/x/5s+B3e4dsOM2+Mpv4AXXOf/zLb34pidgT/L/H/qX/If+Jf+hf8l/6F/yH/qX/If+Jf+hf20l/385t4MdAQAAAAAAAAAAAAAAAAAAAAAAAAAAgBfD+XPnsqW+8vD6dFafubq0OFe5emomrc4V5xeni9OVhSvF2UpltpwWpyvzm/29cqVyZWIyFq+N19Jqbby6tHxhvrJ4uXbh0nxpNr2QDj2TqAAAAAAAAAAAAAAAAAAAAOD5Ul1aniuVy+mCgsK2CoN7oxsKPS7s9sgEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAI/8HwAA///F1Dry")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$ext4-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, 0xffffffffffffffff, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(0xffffffffffffffff, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$eJzs3c9rHFUcAPDvbJI2/aFJoRT1IIEerNRumsQfFTzUo2ixoPe6JNNQsumW7KY0sWB7sBcvUgQRC6J37x6L/4B/RUELRUrQg5eV2cym22Y32aSbJu1+PjDJezOzee+7M9+XNzu7bAB9ayz7UYh4NSK+TSJGWrYNRr5xbHW/lYfXp7MliXr9s7+TSPJ1zf2T/PehvPJKRPz+dcTJwvp2q0vLc6VyOV3I6+O1+Svj1aXlU5fmS7PpbHp5cmrqzDtTk++/927PYn3z/L8/fHr3ozPfHF/5/tf7R24ncTYO59ta43gKN1orYzGWPydDcfaJHSd60Nhekux2B9iWgTzPhyIbA0ZiIM/6tuojz7JrwA77KktroE8l8h/6VHMe0Ly279F18HPjwYerF0Dr4x9cfW0khhvXRgdXkseujLLr3dEetJ+18dtfd25nS/TudQiATd24GRGnBwfXj39JPv5t3+ku9nmyDeMfPDt3s/nPW+3mP4W1+U+0mf8capO727F5/hfu96CZjrL53wdt579rN61GB/LaS40531By8VI5zca2lyPiRAztz+ob3M/5orByr95pY+v8L1uy9ptzwbwf9wf3P/6YmVKt9FRBt3hwM+K1tvPfZO34J22Of/Z8nO+yjWPpndc7bds8/p1V/znijbbH/9EdrWTj+5PjjfNhvHlWrPfPrWN/dGp/t+PPjv/BjeMfTVrv11a33sZPw/+lnbZt9/zfl3zeKO/L110r1WoLExH7kk/Wr5989Nhmvbl/Fv+J4xuPf+3O/wNZYncZ/62jt1p3Hd5a/Dsri39mS8d/64V7H3/5Y6f2uzv+bzdKJ/I13Yx/3XbwaZ47AAAAAAAA2GsKEXE4kkJxrVwoFIur7+84GgcL5Uq1dvJiZfHyTDQ+KzsaQ4Xmne6RlvdDTOTvh23WJ5+oT0XEkYj4buBAo16crpRndjt4AAAAAAAAAAAAAAAAAAAA2CMORQy3+/x/5s+B3e4dsOM2+Mpv4AXXOf/zLb34pidgT/L/H/qX/If+Jf+hf8l/6F/yH/qX/If+Jf+hf20l/385t4MdAQAAAAAAAAAAAAAAAAAAAAAAAAAAgBfD+XPnsqW+8vD6dFafubq0OFe5emomrc4V5xeni9OVhSvF2UpltpwWpyvzm/29cqVyZWIyFq+N19Jqbby6tHxhvrJ4uXbh0nxpNr2QDj2TqAAAAAAAAAAAAAAAAAAAAOD5Ul1aniuVy+mCgsK2CoN7oxsKPS7s9sgEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAI/8HwAA///F1Dry")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, &(0x7f0000000000)=0x4)

program did not crash
testing program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000200)='./file2\x00', 0x200000, &(0x7f00000000c0)={[{@dioread_lock}, {@noblock_validity}, {@lazytime}, {@noblock_validity}]}, 0xfc, 0x564, &(0x7f00000008c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='blkio.bfq.io_service_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000180), 0x4) (async)
write$binfmt_script(r0, &(0x7f0000000180), 0x4)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x2, 0x28011, r0, 0x0)
ioctl$EXT4_IOC_CHECKPOINT(r0, 0x4004662b, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program crashed: kernel BUG in ext4_writepages
simplifying C reproducer
testing compiled C program (duration=1m40s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program did not crash
testing compiled C program (duration=1m40s, {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$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program crashed: kernel BUG in ext4_writepages
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program did not crash
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program crashed: kernel BUG in ext4_writepages
testing compiled C program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-write$binfmt_script-mmap-ioctl$EXT4_IOC_CHECKPOINT
program crashed: kernel BUG in ext4_writepages
reproducing took 30m24.996253605s
repro crashed as (corrupted=false):
------------[ cut here ]------------
kernel BUG at fs/ext4/inode.c:2777!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 315 Comm: kworker/u4:3 Not tainted 5.10.234-syzkaller-00033-g094fc3778d6b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2776
Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 c1 e2 21 ff eb 9b e8 ee 25 8c ff e8 b5 e2
RSP: 0018:ffffc90000db70a0 EFLAGS: 00010293
RAX: ffffffff81de994f RBX: 0000008000000000 RCX: ffff88810d013b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000db7490 R08: ffffffff81de63c3 R09: ffffed102409776d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90000db77d0 R14: 000000c410000000 R15: ffffc90000db7360
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000011c731000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12e/0x270 mm/page-writeback.c:2380
 __writeback_single_inode+0xd7/0xac0 fs/fs-writeback.c:1470
 writeback_sb_inodes+0x99c/0x16b0 fs/fs-writeback.c:1733
 wb_writeback+0x404/0xc60 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2094
 process_one_work+0x6dc/0xbd0 kernel/workqueue.c:2301
 worker_thread+0xaea/0x1510 kernel/workqueue.c:2447
 kthread+0x34b/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace da4cd41b5800c20c ]---
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2776
Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 c1 e2 21 ff eb 9b e8 ee 25 8c ff e8 b5 e2
RSP: 0018:ffffc90000db70a0 EFLAGS: 00010293
RAX: ffffffff81de994f RBX: 0000008000000000 RCX: ffff88810d013b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000db7490 R08: ffffffff81de63c3 R09: ffffed102409776d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90000db77d0 R14: 000000c410000000 R15: ffffc90000db7360
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c576ab000 CR3: 000000010ef2b000 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:2777!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 315 Comm: kworker/u4:3 Not tainted 5.10.234-syzkaller-00033-g094fc3778d6b #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: writeback wb_workfn (flush-7:3)
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2776
Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 c1 e2 21 ff eb 9b e8 ee 25 8c ff e8 b5 e2
RSP: 0018:ffffc90000db70a0 EFLAGS: 00010293
RAX: ffffffff81de994f RBX: 0000008000000000 RCX: ffff88810d013b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000db7490 R08: ffffffff81de63c3 R09: ffffed102409776d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90000db77d0 R14: 000000c410000000 R15: ffffc90000db7360
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000011c731000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 do_writepages+0x12e/0x270 mm/page-writeback.c:2380
 __writeback_single_inode+0xd7/0xac0 fs/fs-writeback.c:1470
 writeback_sb_inodes+0x99c/0x16b0 fs/fs-writeback.c:1733
 wb_writeback+0x404/0xc60 fs/fs-writeback.c:1908
 wb_do_writeback fs/fs-writeback.c:2053 [inline]
 wb_workfn+0x3d9/0x1110 fs/fs-writeback.c:2094
 process_one_work+0x6dc/0xbd0 kernel/workqueue.c:2301
 worker_thread+0xaea/0x1510 kernel/workqueue.c:2447
 kthread+0x34b/0x3d0 kernel/kthread.c:313
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Modules linked in:
---[ end trace da4cd41b5800c20c ]---
RIP: 0010:ext4_writepages+0x3bdf/0x3c00 fs/ext4/inode.c:2776
Code: 28 8c ff 31 ff 89 de e8 af 28 8c ff 45 84 f6 75 27 e8 15 26 8c ff 49 be 00 00 00 00 00 fc ff df e9 0e f7 ff ff e8 01 26 8c ff <0f> 0b e8 fa 25 8c ff e8 c1 e2 21 ff eb 9b e8 ee 25 8c ff e8 b5 e2
RSP: 0018:ffffc90000db70a0 EFLAGS: 00010293
RAX: ffffffff81de994f RBX: 0000008000000000 RCX: ffff88810d013b40
RDX: 0000000000000000 RSI: 0000008000000000 RDI: 0000000000000000
RBP: ffffc90000db7490 R08: ffffffff81de63c3 R09: ffffed102409776d
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffffc90000db77d0 R14: 000000c410000000 R15: ffffc90000db7360
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c576ab000 CR3: 000000010ef2b000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400