Extracting prog: 1m22.751715736s
Minimizing prog: 16m42.479842118s
Simplifying prog options: 2m27.13508809s
Extracting C: 39.412954886s
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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program crashed: KASAN: use-after-free Write in ext4_ext_remove_space
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r0, &(0x7f0000000180), 0x40010)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
write$cgroup_type(0xffffffffffffffff, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r0, &(0x7f0000000180), 0x40010)
pwritev2(0xffffffffffffffff, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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}}): open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(0x0, 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(0x0, 0x0, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$eJzs3ctrW1caAPBPUvyMZ/KYYUgyMAlkIPMglh8MsWdmM6uZWQSGCXTTQuraiutatowlp7EJ1Gl3WXRRWlooXXRZ6D/QbppVQ6F03e5LFiWlTV1oCwUVXUmO/JArGjsC398PbnTuOTf6zrH4jq+OrnUDSK1ztX8yEUMR8UlEHKvvbj3gXP1h48HN6dqWiWr1yleZ5LjafvPQ5v87GhHrEdEfEf//d8QzmZ1xy6tr81PFYmG5sZ+vLCzly6trF+cWpmYLs4XF0YlLk5MTI+Njk/s21tsvP3f78vv/7X33u5fu333lww9q3RpqtLWOYz/Vh94TJ1rqjkTEPw8iWBfkGuMZ6HZH+EVqr99vIuJ8kv/HIpe8mkAaVKvV6o/VvnbN61Xg0Mom58CZ7HBE1MvZ7PBw/Rz+tzGYLZbKlb9eK60sztTPlY9HT/baXLEw0nivcDx6MrX90aT8cH9s2/54RHIO/GpuINkfni4VZx7vVAdsc3Rb/n+bq+c/kBLe8kN6yX9IL/kP6SX/Ib3kP6SX/If0kv+QXvIf0kv+Q3rJf0gv+Q+p9L/Ll2tbtfn37zPXV1fmS9cvzhTK88MLK9PD06XlGJ4t9b3X2fMVS6Wl0b/Fyo18pVCu5Mura1cXSiuLlatzC1OzvVHoOeDxAJ07cfbOZ5mIWP/7QLLV9Dba5CocbtUX6t8BAKRPrtsTENA1lv4gvbzHB3b5it4t+ts1LD1S1J8LCxygbLc7AHTNhdM+/4O0sv4P6WX9H9Jr6zm+swFIo+6s/wPdZP0f0muo5f4/mZb7f/2q5d5dIxHx64j4NNfT17zXF3AYZL/INHL/wrE/Dm1v7c18nywK9EbE829eef3GVKWyPFqr/3qzvvJGvb63G90HOpbk71jj0S9yAEi1jQc3p5vbZuXxg4/75b/qFyHsjH+ksTbZn3xGObiR2XKtQmafrl1YvxURp3aLn2nc77z+ycfgRm5H/JONx0z9KZL+Hknum/4o8e+902n80y3x/9AS/8wj/1QgHe7U5p+R3fI/m+R0bObf1vlnaJ+uj24//2U3579cm/nvbIcxnn3rxXtt49+KOLNr/Ga8/iTW9vi1vl3oMP79p574Xbu26tv159ktflOtlK8sLOXLq2sX5xamZguzhcXRiUuTkxMj42OT+WSNOt9cqd7pH6c+vrvX+AfbxN9r/LW6P3c4/h9+/9GT5/aI/6fzu7/+J/eIPxARf+kw/jdjnz/drq0Wf6bN+LPb47cs8NXqxjuMX37tP30dHgoAPAbl1bX5qWKxsKygoKCwWej2zAQctIdJ3+2eAAAAAAAAAAAAAJ16HJcTd3uMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACHwU8BAAD//zAx0oQ=")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(0x0, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$eJzs3ctrW1caAPBPUvyMZ/KYYUgyMAlkIPMglh8MsWdmM6uZWQSGCXTTQuraiutatowlp7EJ1Gl3WXRRWlooXXRZ6D/QbppVQ6F03e5LFiWlTV1oCwUVXUmO/JArGjsC398PbnTuOTf6zrH4jq+OrnUDSK1ztX8yEUMR8UlEHKvvbj3gXP1h48HN6dqWiWr1yleZ5LjafvPQ5v87GhHrEdEfEf//d8QzmZ1xy6tr81PFYmG5sZ+vLCzly6trF+cWpmYLs4XF0YlLk5MTI+Njk/s21tsvP3f78vv/7X33u5fu333lww9q3RpqtLWOYz/Vh94TJ1rqjkTEPw8iWBfkGuMZ6HZH+EVqr99vIuJ8kv/HIpe8mkAaVKvV6o/VvnbN61Xg0Mom58CZ7HBE1MvZ7PBw/Rz+tzGYLZbKlb9eK60sztTPlY9HT/baXLEw0nivcDx6MrX90aT8cH9s2/54RHIO/GpuINkfni4VZx7vVAdsc3Rb/n+bq+c/kBLe8kN6yX9IL/kP6SX/Ib3kP6SX/If0kv+QXvIf0kv+Q3rJf0gv+Q+p9L/Ll2tbtfn37zPXV1fmS9cvzhTK88MLK9PD06XlGJ4t9b3X2fMVS6Wl0b/Fyo18pVCu5Mura1cXSiuLlatzC1OzvVHoOeDxAJ07cfbOZ5mIWP/7QLLV9Dba5CocbtUX6t8BAKRPrtsTENA1lv4gvbzHB3b5it4t+ts1LD1S1J8LCxygbLc7AHTNhdM+/4O0sv4P6WX9H9Jr6zm+swFIo+6s/wPdZP0f0muo5f4/mZb7f/2q5d5dIxHx64j4NNfT17zXF3AYZL/INHL/wrE/Dm1v7c18nywK9EbE829eef3GVKWyPFqr/3qzvvJGvb63G90HOpbk71jj0S9yAEi1jQc3p5vbZuXxg4/75b/qFyHsjH+ksTbZn3xGObiR2XKtQmafrl1YvxURp3aLn2nc77z+ycfgRm5H/JONx0z9KZL+Hknum/4o8e+902n80y3x/9AS/8wj/1QgHe7U5p+R3fI/m+R0bObf1vlnaJ+uj24//2U3579cm/nvbIcxnn3rxXtt49+KOLNr/Ga8/iTW9vi1vl3oMP79p574Xbu26tv159ktflOtlK8sLOXLq2sX5xamZguzhcXRiUuTkxMj42OT+WSNOt9cqd7pH6c+vrvX+AfbxN9r/LW6P3c4/h9+/9GT5/aI/6fzu7/+J/eIPxARf+kw/jdjnz/drq0Wf6bN+LPb47cs8NXqxjuMX37tP30dHgoAPAbl1bX5qWKxsKygoKCwWej2zAQctIdJ3+2eAAAAAAAAAAAAAJ16HJcTd3uMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACHwU8BAAD//zAx0oQ=")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(0x0, 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, 0x0, 0x0)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, 0x0, 0x0, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{0x0}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
extracting C reproducer
testing compiled C program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
program did not crash
simplifying guilty program options
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
testing program (duration=35.341105281s, {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$ext4-open-getrandom-mount-open-openat$cgroup_ro-openat$cgroup_ro-write$cgroup_type-pwritev2
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f00000004c0)='ext4\x00', &(0x7f0000000500)='./file0\x00', 0x0, &(0x7f00000002c0)={[{@barrier}, {@jqfmt_vfsold}, {@noquota}, {@min_batch_time={'min_batch_time', 0x3d, 0x10}}, {@journal_dev={'journal_dev', 0x3d, 0xd}}]}, 0x1, 0x4be, &(0x7f0000000540)="$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")
open(&(0x7f0000007fc0)='./bus\x00', 0x72342, 0xf0)
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
mount(&(0x7f0000000380)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000100)='./bus\x00', 0x64842, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000180)='memory.events\x00', 0x26e1, 0x0)
r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000580)='memory.events\x00', 0x100002, 0x0)
write$cgroup_type(r1, &(0x7f0000000180), 0x40010)
pwritev2(r0, &(0x7f0000000240)=[{&(0x7f0000000000)="85", 0x78c00}], 0x1, 0x7a00, 0x0, 0x3)

program did not crash
reproducing took 21m11.779622449s
repro crashed as (corrupted=false):
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 103780973703565, count = 112
==================================================================
BUG: KASAN: use-after-free in ext4_ext_store_pblock fs/ext4/ext4_extents.h:256 [inline]
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2695 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x2939/0x4180 fs/ext4/extents.c:2937
Write of size 4 at addr ffff888131bf78ac by task syz.0.16/397

CPU: 1 PID: 397 Comm: syz.0.16 Not tainted 5.15.185-syzkaller-00339-ge678c93d43cc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 __asan_report_store4_noabort+0x17/0x20 mm/kasan/report_generic.c:313
 ext4_ext_store_pblock fs/ext4/ext4_extents.h:256 [inline]
 ext4_ext_rm_leaf fs/ext4/extents.c:2695 [inline]
 ext4_ext_remove_space+0x2939/0x4180 fs/ext4/extents.c:2937
 ext4_ext_truncate+0x1a3/0x250 fs/ext4/extents.c:4471
 ext4_truncate+0x9a6/0xfa0 fs/ext4/inode.c:4281
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xab2/0x1220 fs/ext4/inode.c:1276
 ext4_da_write_begin+0x2fa/0xb60 fs/ext4/inode.c:2988
 generic_perform_write+0x2ad/0x670 mm/filemap.c:3857
 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270
 ext4_file_write_iter+0x18c/0x14c0 fs/ext4/file.c:664
 call_write_iter include/linux/fs.h:2204 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x802/0xf70 fs/read_write.c:594
 ksys_write+0x140/0x240 fs/read_write.c:647
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 x64_sys_call+0x8ef/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 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: 0033:0x7f0ff7d1d929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0ff776d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0ff7f45080 RCX: 00007f0ff7d1d929
RDX: 0000000000040010 RSI: 0000200000000180 RDI: 0000000000000006
RBP: 00007f0ff7d9fb39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f0ff7f45080 R15: 00007ffe1d47b038
 </TASK>

The buggy address belongs to the page:
page:ffffea0004c6fdc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x131bf7
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004c702c8 ffffea0004c6fd88 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 391, ts 29776794970, free_ts 30327234237
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5789
 __alloc_pages_node include/linux/gfp.h:591 [inline]
 alloc_pages_node include/linux/gfp.h:605 [inline]
 alloc_pages include/linux/gfp.h:618 [inline]
 do_anonymous_page mm/memory.c:4068 [inline]
 handle_pte_fault+0xe89/0x2680 mm/memory.c:4908
 __handle_mm_fault mm/memory.c:-1 [inline]
 do_handle_mm_fault+0x1a6d/0x1d50 mm/memory.c:5332
 handle_mm_fault include/linux/mm.h:1836 [inline]
 do_user_addr_fault+0x841/0x1180 arch/x86/mm/fault.c:1418
 handle_page_fault arch/x86/mm/fault.c:1509 [inline]
 exc_page_fault+0x51/0xb0 arch/x86/mm/fault.c:1565
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:606
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
 free_unref_page_list+0x134/0x9d0 mm/page_alloc.c:3671
 release_pages+0x1076/0x10d0 mm/swap.c:1009
 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:320
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:240 [inline]
 tlb_flush_mmu mm/mmu_gather.c:247 [inline]
 tlb_finish_mmu+0x175/0x300 mm/mmu_gather.c:338
 exit_mmap+0x40f/0x860 mm/mmap.c:3236
 __mmput+0x93/0x320 kernel/fork.c:1180
 mmput+0x50/0x150 kernel/fork.c:1203
 exit_mm kernel/exit.c:554 [inline]
 do_exit+0x9ca/0x27a0 kernel/exit.c:867
 do_group_exit+0x141/0x310 kernel/exit.c:1002
 get_signal+0x66a/0x1480 kernel/signal.c:2907
 arch_do_signal_or_restart+0xc1/0x10f0 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86

Memory state around the buggy address:
 ffff888131bf7780: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888131bf7800: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888131bf7880: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                  ^
 ffff888131bf7900: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888131bf7980: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 216855920260727, count = 20127
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 235718436800393, count = 19480
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 20919333644563, count = 12565
EXT4-fs error: 20985 callbacks suppressed
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 46120615566532, count = 13589
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 150262259949704, count = 4884
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 22343313757262, count = 22813
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 21782020705096, count = 32191
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 224518512633575, count = 27057
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 97025868043822, count = 18830
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 214842443355089, count = 2204
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 124042922255973, count = 18031
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 235670206220473, count = 11358
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 217117833052345, count = 6749

final repro crashed as (corrupted=false):
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 103780973703565, count = 112
==================================================================
BUG: KASAN: use-after-free in ext4_ext_store_pblock fs/ext4/ext4_extents.h:256 [inline]
BUG: KASAN: use-after-free in ext4_ext_rm_leaf fs/ext4/extents.c:2695 [inline]
BUG: KASAN: use-after-free in ext4_ext_remove_space+0x2939/0x4180 fs/ext4/extents.c:2937
Write of size 4 at addr ffff888131bf78ac by task syz.0.16/397

CPU: 1 PID: 397 Comm: syz.0.16 Not tainted 5.15.185-syzkaller-00339-ge678c93d43cc #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:88
 dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
 print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
 __kasan_report mm/kasan/report.c:427 [inline]
 kasan_report+0xf1/0x140 mm/kasan/report.c:444
 __asan_report_store4_noabort+0x17/0x20 mm/kasan/report_generic.c:313
 ext4_ext_store_pblock fs/ext4/ext4_extents.h:256 [inline]
 ext4_ext_rm_leaf fs/ext4/extents.c:2695 [inline]
 ext4_ext_remove_space+0x2939/0x4180 fs/ext4/extents.c:2937
 ext4_ext_truncate+0x1a3/0x250 fs/ext4/extents.c:4471
 ext4_truncate+0x9a6/0xfa0 fs/ext4/inode.c:4281
 ext4_truncate_failed_write fs/ext4/truncate.h:22 [inline]
 ext4_write_begin+0xab2/0x1220 fs/ext4/inode.c:1276
 ext4_da_write_begin+0x2fa/0xb60 fs/ext4/inode.c:2988
 generic_perform_write+0x2ad/0x670 mm/filemap.c:3857
 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270
 ext4_file_write_iter+0x18c/0x14c0 fs/ext4/file.c:664
 call_write_iter include/linux/fs.h:2204 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0x802/0xf70 fs/read_write.c:594
 ksys_write+0x140/0x240 fs/read_write.c:647
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 x64_sys_call+0x8ef/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:2
 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: 0033:0x7f0ff7d1d929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f0ff776d038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f0ff7f45080 RCX: 00007f0ff7d1d929
RDX: 0000000000040010 RSI: 0000200000000180 RDI: 0000000000000006
RBP: 00007f0ff7d9fb39 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f0ff7f45080 R15: 00007ffe1d47b038
 </TASK>

The buggy address belongs to the page:
page:ffffea0004c6fdc0 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x131bf7
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004c702c8 ffffea0004c6fd88 0000000000000000
raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as freed
page last allocated via order 0, migratetype Movable, gfp_mask 0x100dca(GFP_HIGHUSER_MOVABLE|__GFP_ZERO), pid 391, ts 29776794970, free_ts 30327234237
 set_page_owner include/linux/page_owner.h:33 [inline]
 post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
 prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
 get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
 __alloc_pages+0x18f/0x440 mm/page_alloc.c:5789
 __alloc_pages_node include/linux/gfp.h:591 [inline]
 alloc_pages_node include/linux/gfp.h:605 [inline]
 alloc_pages include/linux/gfp.h:618 [inline]
 do_anonymous_page mm/memory.c:4068 [inline]
 handle_pte_fault+0xe89/0x2680 mm/memory.c:4908
 __handle_mm_fault mm/memory.c:-1 [inline]
 do_handle_mm_fault+0x1a6d/0x1d50 mm/memory.c:5332
 handle_mm_fault include/linux/mm.h:1836 [inline]
 do_user_addr_fault+0x841/0x1180 arch/x86/mm/fault.c:1418
 handle_page_fault arch/x86/mm/fault.c:1509 [inline]
 exc_page_fault+0x51/0xb0 arch/x86/mm/fault.c:1565
 asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:606
page last free stack trace:
 reset_page_owner include/linux/page_owner.h:26 [inline]
 free_pages_prepare mm/page_alloc.c:1472 [inline]
 free_pcp_prepare mm/page_alloc.c:1544 [inline]
 free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
 free_unref_page_list+0x134/0x9d0 mm/page_alloc.c:3671
 release_pages+0x1076/0x10d0 mm/swap.c:1009
 free_pages_and_swap_cache+0x86/0xa0 mm/swap_state.c:320
 tlb_batch_pages_flush mm/mmu_gather.c:49 [inline]
 tlb_flush_mmu_free mm/mmu_gather.c:240 [inline]
 tlb_flush_mmu mm/mmu_gather.c:247 [inline]
 tlb_finish_mmu+0x175/0x300 mm/mmu_gather.c:338
 exit_mmap+0x40f/0x860 mm/mmap.c:3236
 __mmput+0x93/0x320 kernel/fork.c:1180
 mmput+0x50/0x150 kernel/fork.c:1203
 exit_mm kernel/exit.c:554 [inline]
 do_exit+0x9ca/0x27a0 kernel/exit.c:867
 do_group_exit+0x141/0x310 kernel/exit.c:1002
 get_signal+0x66a/0x1480 kernel/signal.c:2907
 arch_do_signal_or_restart+0xc1/0x10f0 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86

Memory state around the buggy address:
 ffff888131bf7780: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888131bf7800: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff888131bf7880: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                                  ^
 ffff888131bf7900: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff888131bf7980: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 216855920260727, count = 20127
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 235718436800393, count = 19480
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 20919333644563, count = 12565
EXT4-fs error: 20985 callbacks suppressed
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 46120615566532, count = 13589
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 150262259949704, count = 4884
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 22343313757262, count = 22813
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 21782020705096, count = 32191
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 224518512633575, count = 27057
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 97025868043822, count = 18830
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 214842443355089, count = 2204
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 124042922255973, count = 18031
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 235670206220473, count = 11358
EXT4-fs error (device loop0): ext4_free_blocks:6223: comm syz.0.16: Freeing blocks not in datazone - block = 217117833052345, count = 6749