Extracting prog: 1m7.251747376s
Minimizing prog: 13m32.940534575s
Simplifying prog options: 0s
Extracting C: 33.057658487s
Simplifying C: 4m57.600177863s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program crashed: KASAN: use-after-free Read in ext4_find_extent
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r0 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r0, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, 0xffffffffffffffff, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(0x0, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, 0x0, 0x0)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(0x0, 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(0x0, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, 0x0, 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(0x0, 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
testing program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, 0x0, 0x0)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program did not crash
extracting C reproducer
testing compiled C program (duration=35.939429806s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
simplifying C reproducer
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing compiled C program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
program crashed: KASAN: use-after-free Read in ext4_find_extent
testing program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
testing program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
testing program (duration=35.939429806s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getrandom-syz_mount_image$ext4-openat$cgroup_ro-write$binfmt_script-creat-mount-open-write$binfmt_script-mmap-madvise
detailed listing:
executing program 0:
getrandom(&(0x7f0000000240)=""/286, 0xffffff9a, 0x0)
syz_mount_image$ext4(&(0x7f0000000d80)='ext4\x00', &(0x7f0000000140)='./file1\x00', 0x2004040, &(0x7f00000000c0)={[{@errors_remount}, {@dioread_lock}, {@noquota}, {@init_itable}, {@debug}, {@resgid}, {@sysvgroups}, {@discard}, {@usrquota}]}, 0x10, 0x4d2, &(0x7f00000002c0)="$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")
r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='hugetlb.2MB.usage_in_bytes\x00', 0x275a, 0x0)
write$binfmt_script(r0, &(0x7f0000000240), 0x208e24b)
creat(&(0x7f0000000040)='./bus\x00', 0x0)
mount(&(0x7f0000000180)=@loop={'/dev/loop', 0x0}, &(0x7f0000000240)='./bus\x00', 0x0, 0x1000, 0x0)
r1 = open(&(0x7f0000000000)='./bus\x00', 0x14113e, 0x0)
write$binfmt_script(r1, &(0x7f0000000080), 0x208e24b)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x280000b, 0x28011, r0, 0x0)
madvise(&(0x7f0000000000/0x600000)=nil, 0x600002, 0x9)

program crashed: KASAN: use-after-free Read in ext4_find_extent
validation run: crashed=true
reproducing took 22m31.845445989s
repro crashed as (corrupted=false):
EXT4-fs (loop2): mounted filesystem without journal. Opts: errors=remount-ro,dioread_lock,noquota,init_itable,debug,resgid=0x0000000000000000,sysvgroups,discard,usrquota,. Quota mode: writeback.
ext4 filesystem being mounted at /0/file1 supports timestamps until 2038-01-19 (0x7fffffff)
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:827 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:946
Read of size 4 at addr ffff88812e5ba398 by task syz.2.17/371

CPU: 0 PID: 371 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
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_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 ext4_ext_binsearch fs/ext4/extents.c:827 [inline]
 ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:946
 ext4_ext_remove_space+0x2bc/0x4180 fs/ext4/extents.c:2834
 ext4_punch_hole+0x77c/0xbd0 fs/ext4/inode.c:4137
 ext4_fallocate+0x2b6/0x1de0 fs/ext4/extents.c:4765
 vfs_fallocate+0x4b4/0x590 fs/open.c:309
 madvise_remove mm/madvise.c:964 [inline]
 madvise_vma_behavior mm/madvise.c:988 [inline]
 madvise_walk_vmas mm/madvise.c:1218 [inline]
 do_madvise+0x12c8/0x2200 mm/madvise.c:1396
 __do_sys_madvise mm/madvise.c:1409 [inline]
 __se_sys_madvise mm/madvise.c:1407 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1407
 x64_sys_call+0x89b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:29
 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: 0033:0x7f6ee22b5749
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:00007ffc00e080d8 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f6ee250bfa0 RCX: 00007f6ee22b5749
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f6ee2339f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ee250bfa0 R14: 00007f6ee250bfa0 R15: 0000000000000003
 </TASK>

The buggy address belongs to the page:
page:ffffea0004b96e80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12e5ba
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004b96e88 ffffea0004b96e88 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner info is not present (never set?)

Memory state around the buggy address:
 ffff88812e5ba280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812e5ba300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88812e5ba380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                            ^
 ffff88812e5ba400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812e5ba480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
kernel BUG at fs/ext4/extents.c:3186!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 371 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:ext4_split_extent_at+0xe5a/0xe80 fs/ext4/extents.c:3186
Code: 6c 76 d3 ff e9 d1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c de fb ff ff 48 89 df e8 30 76 d3 ff e9 d1 fb ff ff e8 96 f4 94 ff <0f> 0b e8 8f f4 94 ff 0f 0b e8 88 f4 94 ff 0f 0b e8 81 f4 94 ff 0f
RSP: 0018:ffffc90000c074e0 EFLAGS: 00010293
RAX: ffffffff81d3ca4a RBX: 0000000000000000 RCX: ffff888101b9cf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffffc90000c07650 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0e1824c R11: 1ffffffff0e1824c R12: dffffc0000000000
R13: 000000000000002a R14: 0000000000000030 R15: 0000000000000000
FS:  00005555775a2500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5eebc39000 CR3: 000000012aa9a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_force_split_extent_at fs/ext4/extents.c:319 [inline]
 ext4_ext_remove_space+0x64b/0x4180 fs/ext4/extents.c:2880
 ext4_punch_hole+0x77c/0xbd0 fs/ext4/inode.c:4137
 ext4_fallocate+0x2b6/0x1de0 fs/ext4/extents.c:4765
 vfs_fallocate+0x4b4/0x590 fs/open.c:309
 madvise_remove mm/madvise.c:964 [inline]
 madvise_vma_behavior mm/madvise.c:988 [inline]
 madvise_walk_vmas mm/madvise.c:1218 [inline]
 do_madvise+0x12c8/0x2200 mm/madvise.c:1396
 __do_sys_madvise mm/madvise.c:1409 [inline]
 __se_sys_madvise mm/madvise.c:1407 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1407
 x64_sys_call+0x89b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:29
 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: 0033:0x7f6ee22b5749
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:00007ffc00e080d8 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f6ee250bfa0 RCX: 00007f6ee22b5749
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f6ee2339f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ee250bfa0 R14: 00007f6ee250bfa0 R15: 0000000000000003
 </TASK>
Modules linked in:
---[ end trace 4630d4914eb39e5a ]---
RIP: 0010:ext4_split_extent_at+0xe5a/0xe80 fs/ext4/extents.c:3186
Code: 6c 76 d3 ff e9 d1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c de fb ff ff 48 89 df e8 30 76 d3 ff e9 d1 fb ff ff e8 96 f4 94 ff <0f> 0b e8 8f f4 94 ff 0f 0b e8 88 f4 94 ff 0f 0b e8 81 f4 94 ff 0f
RSP: 0018:ffffc90000c074e0 EFLAGS: 00010293
RAX: ffffffff81d3ca4a RBX: 0000000000000000 RCX: ffff888101b9cf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffffc90000c07650 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0e1824c R11: 1ffffffff0e1824c R12: dffffc0000000000
R13: 000000000000002a R14: 0000000000000030 R15: 0000000000000000
FS:  00005555775a2500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5eebc39000 CR3: 000000012aa9a000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

final repro crashed as (corrupted=false):
EXT4-fs (loop2): mounted filesystem without journal. Opts: errors=remount-ro,dioread_lock,noquota,init_itable,debug,resgid=0x0000000000000000,sysvgroups,discard,usrquota,. Quota mode: writeback.
ext4 filesystem being mounted at /0/file1 supports timestamps until 2038-01-19 (0x7fffffff)
==================================================================
BUG: KASAN: use-after-free in ext4_ext_binsearch fs/ext4/extents.c:827 [inline]
BUG: KASAN: use-after-free in ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:946
Read of size 4 at addr ffff88812e5ba398 by task syz.2.17/371

CPU: 0 PID: 371 Comm: syz.2.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
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_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
 ext4_ext_binsearch fs/ext4/extents.c:827 [inline]
 ext4_find_extent+0xbeb/0xe20 fs/ext4/extents.c:946
 ext4_ext_remove_space+0x2bc/0x4180 fs/ext4/extents.c:2834
 ext4_punch_hole+0x77c/0xbd0 fs/ext4/inode.c:4137
 ext4_fallocate+0x2b6/0x1de0 fs/ext4/extents.c:4765
 vfs_fallocate+0x4b4/0x590 fs/open.c:309
 madvise_remove mm/madvise.c:964 [inline]
 madvise_vma_behavior mm/madvise.c:988 [inline]
 madvise_walk_vmas mm/madvise.c:1218 [inline]
 do_madvise+0x12c8/0x2200 mm/madvise.c:1396
 __do_sys_madvise mm/madvise.c:1409 [inline]
 __se_sys_madvise mm/madvise.c:1407 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1407
 x64_sys_call+0x89b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:29
 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: 0033:0x7f6ee22b5749
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:00007ffc00e080d8 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f6ee250bfa0 RCX: 00007f6ee22b5749
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f6ee2339f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ee250bfa0 R14: 00007f6ee250bfa0 R15: 0000000000000003
 </TASK>

The buggy address belongs to the page:
page:ffffea0004b96e80 refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x12e5ba
flags: 0x4000000000000000(zone=1)
raw: 4000000000000000 ffffea0004b96e88 ffffea0004b96e88 0000000000000000
raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner info is not present (never set?)

Memory state around the buggy address:
 ffff88812e5ba280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812e5ba300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
>ffff88812e5ba380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
                            ^
 ffff88812e5ba400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
 ffff88812e5ba480: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
==================================================================
------------[ cut here ]------------
kernel BUG at fs/ext4/extents.c:3186!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 371 Comm: syz.2.17 Tainted: G    B             syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:ext4_split_extent_at+0xe5a/0xe80 fs/ext4/extents.c:3186
Code: 6c 76 d3 ff e9 d1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c de fb ff ff 48 89 df e8 30 76 d3 ff e9 d1 fb ff ff e8 96 f4 94 ff <0f> 0b e8 8f f4 94 ff 0f 0b e8 88 f4 94 ff 0f 0b e8 81 f4 94 ff 0f
RSP: 0018:ffffc90000c074e0 EFLAGS: 00010293
RAX: ffffffff81d3ca4a RBX: 0000000000000000 RCX: ffff888101b9cf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffffc90000c07650 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0e1824c R11: 1ffffffff0e1824c R12: dffffc0000000000
R13: 000000000000002a R14: 0000000000000030 R15: 0000000000000000
FS:  00005555775a2500(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5eebc39000 CR3: 000000012aa9a000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_force_split_extent_at fs/ext4/extents.c:319 [inline]
 ext4_ext_remove_space+0x64b/0x4180 fs/ext4/extents.c:2880
 ext4_punch_hole+0x77c/0xbd0 fs/ext4/inode.c:4137
 ext4_fallocate+0x2b6/0x1de0 fs/ext4/extents.c:4765
 vfs_fallocate+0x4b4/0x590 fs/open.c:309
 madvise_remove mm/madvise.c:964 [inline]
 madvise_vma_behavior mm/madvise.c:988 [inline]
 madvise_walk_vmas mm/madvise.c:1218 [inline]
 do_madvise+0x12c8/0x2200 mm/madvise.c:1396
 __do_sys_madvise mm/madvise.c:1409 [inline]
 __se_sys_madvise mm/madvise.c:1407 [inline]
 __x64_sys_madvise+0xa9/0xc0 mm/madvise.c:1407
 x64_sys_call+0x89b/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:29
 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: 0033:0x7f6ee22b5749
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:00007ffc00e080d8 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f6ee250bfa0 RCX: 00007f6ee22b5749
RDX: 0000000000000009 RSI: 0000000000600002 RDI: 0000200000000000
RBP: 00007f6ee2339f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f6ee250bfa0 R14: 00007f6ee250bfa0 R15: 0000000000000003
 </TASK>
Modules linked in:
---[ end trace 4630d4914eb39e5a ]---
RIP: 0010:ext4_split_extent_at+0xe5a/0xe80 fs/ext4/extents.c:3186
Code: 6c 76 d3 ff e9 d1 fb ff ff 89 d9 80 e1 07 fe c1 38 c1 0f 8c de fb ff ff 48 89 df e8 30 76 d3 ff e9 d1 fb ff ff e8 96 f4 94 ff <0f> 0b e8 8f f4 94 ff 0f 0b e8 88 f4 94 ff 0f 0b e8 81 f4 94 ff 0f
RSP: 0018:ffffc90000c074e0 EFLAGS: 00010293
RAX: ffffffff81d3ca4a RBX: 0000000000000000 RCX: ffff888101b9cf00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000000000002a
RBP: ffffc90000c07650 R08: 0000000000000000 R09: 0000000050000028
R10: fffffbfff0e1824c R11: 1ffffffff0e1824c R12: dffffc0000000000
R13: 000000000000002a R14: 0000000000000030 R15: 0000000000000000
FS:  00005555775a2500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5eebc39000 CR3: 000000012aa9a000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400