Extracting prog: 56.692341413s
Minimizing prog: 18m6.631136716s
Simplifying prog options: 0s
Extracting C: 35.955310768s
Simplifying C: 5m14.852666269s


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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount-openat-write-symlinkat-mkdirat-mkdirat
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, 0x0, 0x0)
symlinkat(0x0, 0xffffffffffffff9c, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ed)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ed)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
single: successfully extracted reproducer
found reproducer with 21 syscalls
minimizing guilty program
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount-openat-write-symlinkat-mkdirat
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, 0x0, 0x0)
symlinkat(0x0, 0xffffffffffffff9c, 0x0)
mkdirat(0xffffffffffffff9c, 0x0, 0x1ed)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount-openat-write-symlinkat
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, 0x0, 0x0)
symlinkat(0x0, 0xffffffffffffff9c, 0x0)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount-openat-write
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
r1 = openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)
write(r1, 0x0, 0x0)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount-openat
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x1, 0x0)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write-mount
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)
mount(0x0, 0x0, 0x0, 0x0, 0x0)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat-write
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)
write(0xffffffffffffffff, &(0x7f0000000300), 0x0)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p-mkdirat
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)
mkdirat(0xffffffffffffff9c, &(0x7f0000000050)='./sys\x00', 0x1ed)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4-pipe2$9p
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")
pipe2$9p(&(0x7f00000001c0), 0x4000)

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-openat$procfs
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/key-users\x00', 0x0, 0x0)

program did not crash
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-write$binfmt_script-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
write$binfmt_script(0xffffffffffffffff, &(0x7f0000000040), 0x208e24b)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r0, &(0x7f0000000440)=""/102400, 0x19000)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_open_dev$MSR-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-prctl$PR_SCHED_CORE-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-chdir-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
chdir(&(0x7f0000000000)='./proc/fs/nfsd\x00')
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$eJzs3VtoHGsdAPD/TC61PfGkgooe4RARDoK6uRUlPnl8EdGjPR5REKWGdJuE7GZzcoEkip4+KKVYlApWsIhiH9R6WfBBBaUiiA8t1kJRRCiiFEQptbWgFCEy2d0kNNsmmsto5/eD2X7fN7v7fTP//ndmvuwlgMLqy27SiNdGxNEkonfDus5oruxr3K8+XJ/IliRWVl64nUQSEReG6xOt+yfNf59oPuw1EfHO10dMdW/ud25peWq0UinPNuv989WZ/rml5bdMVkfHy+Pl6SODA0dGhkZG3rp723r97K9++c8fvqv+ufPvPtv5odO/zsbb01y3cTt2S1/0NfdJVxzduCKJePtud5azdJv3e1X58z/d46GwTdVPX/xqRzPPu7LYRG90NLP+G1c/erc3JqbzHiOwd1YORKwABZXIfyio1nlAdv3bWvbr3OP+7/erJx7m1rONC8ALzbmd+lr8OxtzQ/Gy1WvDQ39PmleGDUlr7mgHzjyfPcc3P/Lm33zxT9kSezQPw/+m+h/zHgF56j6S9wjI01PP5z0C8nT1VN4j4KWTETHQ2bn5/D/Z8fndO7ZY/+NPZed/Z57Z2Ob8rzg+8ELeIyBP79vFv+3z/+crt/MeAT97Njv+t5v/S9fmf6LN/E9P42E7cmAiO/5/6dzGNsf//dWa/6tvmv9bj3/HQ+b/Pr7NPu7/6x+/a9d+81wW/799qzX/ly1Z/625QPberZMRT7WNf7IW/6RN/NOImNlmHy9++Mr727V/93IW/8ND4p+fla9HPBPt49+SPPL9mf0nJivlgcZt+z6e/vn377RrX3xbFv+5M+Kfnyz/Dz0k/lu9/r+0zT4upn9YbNf+nc9k8T94+dHxT//SnXxw9T9j623Ei6Pz87ODEd3Jeze3D/2ne6BYWvuotQ+z+L/xDY8+/rd7/T8YEV/YZp/XvndnpF37lytZ/K+dlP/5yeJ/fIv8bxf/rO1r2+wjHXv1X9u1P3k+i//HTrdi/5OnP3lT/AEAAAAAAAAAAAAAAAAAAAAAAHicpavf5ZukpbVympZKjd/wfmUcSiu1ufk3nagtTB9vfOfv4ehKW1/12NuoJ1l9cLW8Xh96oD4cEa+IiFMdB1frpbFa5XjeGw8F1RNx4wcvjrX5ZX4AAAAAAAAAAAAAAAAAACAvTzzw+f8/dzQ+/w88vnoiblz/xY8uZeV7HXmPBthPWf5/+171PSH/oXDkPxSX/Ifikv9QXPIfikv+Q3HJfygu+Q/FJf+huOQ/FNfG/AcAAAAAAAAAAAAAAAAAAAAAAAAA9tbR557LlpX6cH0iq0/XxienJmZGhgZK1YWx0lhtdqY0XquNV8qlsVp16+er1Gozg0OxsNg/X56b759bWj5WrS1Mzx+brI6Ol4+Vu/Zhm4CtXbr728/mPQYAAAAAAAAAAAAAAAAAAGBdz+qSpKWISFfLaVoqRbw8Ig5HV3JislIeiIgnI+JKR9eBrD6Y96CBHemJuPG6wZFP5D0OAAAAAAAAAAAAAAAAAABg3dzS8tRopVKeVVBQUFgr5P3KBAAAAAAAAAAAAAAAAAAAxbP+od+8RwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+Vn//f+9K+S9jQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD/jX8HAAD//zynZrE=")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-mount-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
mount(0x0, &(0x7f0000000080)='./proc\x00', &(0x7f00000000c0)='proc\x00', 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-mkdirat-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./proc\x00', 0x1ff)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-prlimit64-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
prlimit64(0x0, 0xe, &(0x7f0000000200)={0x8, 0x8a}, 0x0)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-sched_setaffinity-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
sched_setaffinity(0x0, 0xfffffef7, &(0x7f0000000740)=0x410000002)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
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}}): sched_setscheduler-syz_mount_image$ext4
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, 0x0) (async)
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$eJzs3VtoHGsdAPD/TC61PfGkgooe4RARDoK6uRUlPnl8EdGjPR5REKWGdJuE7GZzcoEkip4+KKVYlApWsIhiH9R6WfBBBaUiiA8t1kJRRCiiFEQptbWgFCEy2d0kNNsmmsto5/eD2X7fN7v7fTP//ndmvuwlgMLqy27SiNdGxNEkonfDus5oruxr3K8+XJ/IliRWVl64nUQSEReG6xOt+yfNf59oPuw1EfHO10dMdW/ud25peWq0UinPNuv989WZ/rml5bdMVkfHy+Pl6SODA0dGhkZG3rp723r97K9++c8fvqv+ufPvPtv5odO/zsbb01y3cTt2S1/0NfdJVxzduCKJePtud5azdJv3e1X58z/d46GwTdVPX/xqRzPPu7LYRG90NLP+G1c/erc3JqbzHiOwd1YORKwABZXIfyio1nlAdv3bWvbr3OP+7/erJx7m1rONC8ALzbmd+lr8OxtzQ/Gy1WvDQ39PmleGDUlr7mgHzjyfPcc3P/Lm33zxT9kSezQPw/+m+h/zHgF56j6S9wjI01PP5z0C8nT1VN4j4KWTETHQ2bn5/D/Z8fndO7ZY/+NPZed/Z57Z2Ob8rzg+8ELeIyBP79vFv+3z/+crt/MeAT97Njv+t5v/S9fmf6LN/E9P42E7cmAiO/5/6dzGNsf//dWa/6tvmv9bj3/HQ+b/Pr7NPu7/6x+/a9d+81wW/799qzX/ly1Z/625QPberZMRT7WNf7IW/6RN/NOImNlmHy9++Mr727V/93IW/8ND4p+fla9HPBPt49+SPPL9mf0nJivlgcZt+z6e/vn377RrX3xbFv+5M+Kfnyz/Dz0k/lu9/r+0zT4upn9YbNf+nc9k8T94+dHxT//SnXxw9T9j623Ei6Pz87ODEd3Jeze3D/2ne6BYWvuotQ+z+L/xDY8+/rd7/T8YEV/YZp/XvndnpF37lytZ/K+dlP/5yeJ/fIv8bxf/rO1r2+wjHXv1X9u1P3k+i//HTrdi/5OnP3lT/AEAAAAAAAAAAAAAAAAAAAAAAHicpavf5ZukpbVympZKjd/wfmUcSiu1ufk3nagtTB9vfOfv4ehKW1/12NuoJ1l9cLW8Xh96oD4cEa+IiFMdB1frpbFa5XjeGw8F1RNx4wcvjrX5ZX4AAAAAAAAAAAAAAAAAACAvTzzw+f8/dzQ+/w88vnoiblz/xY8uZeV7HXmPBthPWf5/+171PSH/oXDkPxSX/Ifikv9QXPIfikv+Q3HJfygu+Q/FJf+huOQ/FNfG/AcAAAAAAAAAAAAAAAAAAAAAAAAA9tbR557LlpX6cH0iq0/XxienJmZGhgZK1YWx0lhtdqY0XquNV8qlsVp16+er1Gozg0OxsNg/X56b759bWj5WrS1Mzx+brI6Ol4+Vu/Zhm4CtXbr728/mPQYAAAAAAAAAAAAAAAAAAGBdz+qSpKWISFfLaVoqRbw8Ig5HV3JislIeiIgnI+JKR9eBrD6Y96CBHemJuPG6wZFP5D0OAAAAAAAAAAAAAAAAAABg3dzS8tRopVKeVVBQUFgr5P3KBAAAAAAAAAAAAAAAAAAAxbP+od+8RwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+Vn//f+9K+S9jQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD/jX8HAAD//zynZrE=")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$eJzs3VtoHGsdAPD/TC61PfGkgooe4RARDoK6uRUlPnl8EdGjPR5REKWGdJuE7GZzcoEkip4+KKVYlApWsIhiH9R6WfBBBaUiiA8t1kJRRCiiFEQptbWgFCEy2d0kNNsmmsto5/eD2X7fN7v7fTP//ndmvuwlgMLqy27SiNdGxNEkonfDus5oruxr3K8+XJ/IliRWVl64nUQSEReG6xOt+yfNf59oPuw1EfHO10dMdW/ud25peWq0UinPNuv989WZ/rml5bdMVkfHy+Pl6SODA0dGhkZG3rp723r97K9++c8fvqv+ufPvPtv5odO/zsbb01y3cTt2S1/0NfdJVxzduCKJePtud5azdJv3e1X58z/d46GwTdVPX/xqRzPPu7LYRG90NLP+G1c/erc3JqbzHiOwd1YORKwABZXIfyio1nlAdv3bWvbr3OP+7/erJx7m1rONC8ALzbmd+lr8OxtzQ/Gy1WvDQ39PmleGDUlr7mgHzjyfPcc3P/Lm33zxT9kSezQPw/+m+h/zHgF56j6S9wjI01PP5z0C8nT1VN4j4KWTETHQ2bn5/D/Z8fndO7ZY/+NPZed/Z57Z2Ob8rzg+8ELeIyBP79vFv+3z/+crt/MeAT97Njv+t5v/S9fmf6LN/E9P42E7cmAiO/5/6dzGNsf//dWa/6tvmv9bj3/HQ+b/Pr7NPu7/6x+/a9d+81wW/799qzX/ly1Z/625QPberZMRT7WNf7IW/6RN/NOImNlmHy9++Mr727V/93IW/8ND4p+fla9HPBPt49+SPPL9mf0nJivlgcZt+z6e/vn377RrX3xbFv+5M+Kfnyz/Dz0k/lu9/r+0zT4upn9YbNf+nc9k8T94+dHxT//SnXxw9T9j623Ei6Pz87ODEd3Jeze3D/2ne6BYWvuotQ+z+L/xDY8+/rd7/T8YEV/YZp/XvndnpF37lytZ/K+dlP/5yeJ/fIv8bxf/rO1r2+wjHXv1X9u1P3k+i//HTrdi/5OnP3lT/AEAAAAAAAAAAAAAAAAAAAAAAHicpavf5ZukpbVympZKjd/wfmUcSiu1ufk3nagtTB9vfOfv4ehKW1/12NuoJ1l9cLW8Xh96oD4cEa+IiFMdB1frpbFa5XjeGw8F1RNx4wcvjrX5ZX4AAAAAAAAAAAAAAAAAACAvTzzw+f8/dzQ+/w88vnoiblz/xY8uZeV7HXmPBthPWf5/+171PSH/oXDkPxSX/Ifikv9QXPIfikv+Q3HJfygu+Q/FJf+huOQ/FNfG/AcAAAAAAAAAAAAAAAAAAAAAAAAA9tbR557LlpX6cH0iq0/XxienJmZGhgZK1YWx0lhtdqY0XquNV8qlsVp16+er1Gozg0OxsNg/X56b759bWj5WrS1Mzx+brI6Ol4+Vu/Zhm4CtXbr728/mPQYAAAAAAAAAAAAAAAAAAGBdz+qSpKWISFfLaVoqRbw8Ig5HV3JislIeiIgnI+JKR9eBrD6Y96CBHemJuPG6wZFP5D0OAAAAAAAAAAAAAAAAAABg3dzS8tRopVKeVVBQUFgr5P3KBAAAAAAAAAAAAAAAAAAAxbP+od+8RwIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+Vn//f+9K+S9jQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD/jX8HAAD//zynZrE=")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4
detailed listing:
executing program 0:
syz_mount_image$ext4(&(0x7f0000000640)='ext4\x00', &(0x7f0000000680)='./file0\x00', 0x0, &(0x7f00000006c0), 0x1, 0x62f, &(0x7f0000000700)="$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")

program crashed: KASAN: null-ptr-deref Write in do_page_cache_ra
validation run: crashed=true
reproducing took 27m47.477396853s
repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_write include/linux/instrumented.h:87 [inline]
BUG: KASAN: null-ptr-deref in set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline]
BUG: KASAN: null-ptr-deref in do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Write of size 8 at addr 0000000000000000 by task udevd/419

CPU: 1 PID: 419 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_report+0x3d/0x60 mm/kasan/report.c:423
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189
 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
 instrument_atomic_write include/linux/instrumented.h:87 [inline]
 set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline]
 do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
 force_page_cache_ra mm/readahead.c:360 [inline]
 page_cache_sync_ra+0x32b/0x3d0 mm/readahead.c:751
 page_cache_sync_readahead include/linux/pagemap.h:1259 [inline]
 filemap_get_pages mm/filemap.c:2706 [inline]
 filemap_read+0x6b6/0x23c0 mm/filemap.c:2801
 blkdev_read_iter+0x439/0x580 block/fops.c:668
 call_read_iter include/linux/fs.h:2276 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x46e/0x930 fs/read_write.c:470
 ksys_read+0x14a/0x260 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:621
 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8c8aea7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffd1f923a80 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f8c8b5a9880 RCX: 00007f8c8aea7407
RDX: 0000000000000200 RSI: 00007f8c8b5a0000 RDI: 0000000000000009
RBP: 0000562e6034d790 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000040000 R14: 0000562e6035a038 R15: 00007f8c8b6d039c
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000003
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 419 Comm: udevd Tainted: G    B              syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:arch_set_bit include/linux/instrumented.h:87 [inline]
RIP: 0010:set_bit include/asm-generic/bitops/instrumented-atomic.h:29 [inline]
RIP: 0010:do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Code: fd ff 48 3d 01 f0 ff ff 72 10 e8 7c 1e d2 ff 49 83 ee 01 73 78 e9 87 00 00 00 49 89 c4 48 89 c7 be 08 00 00 00 e8 d1 ba 17 00 <f0> 41 80 4c 24 03 10 4c 89 e7 48 83 c7 34 be 04 00 00 00 e8 b9 ba
RSP: 0018:ffffc90000a67878 EFLAGS: 00010246
RAX: ffff8881187a8000 RBX: 0000000000000040 RCX: ffff8881187a8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a678c8 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: 0000000000000000
R13: 000000000000003f R14: 0000000000000000 R15: ffff88810b3285d0
FS:  00007f8c8b5a9880(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000003 CR3: 000000011e0a5000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 force_page_cache_ra mm/readahead.c:360 [inline]
 page_cache_sync_ra+0x32b/0x3d0 mm/readahead.c:751
 page_cache_sync_readahead include/linux/pagemap.h:1259 [inline]
 filemap_get_pages mm/filemap.c:2706 [inline]
 filemap_read+0x6b6/0x23c0 mm/filemap.c:2801
 blkdev_read_iter+0x439/0x580 block/fops.c:668
 call_read_iter include/linux/fs.h:2276 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x46e/0x930 fs/read_write.c:470
 ksys_read+0x14a/0x260 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:621
 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8c8aea7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffd1f923a80 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f8c8b5a9880 RCX: 00007f8c8aea7407
RDX: 0000000000000200 RSI: 00007f8c8b5a0000 RDI: 0000000000000009
RBP: 0000562e6034d790 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000040000 R14: 0000562e6035a038 R15: 00007f8c8b6d039c
 </TASK>
Modules linked in:
CR2: 0000000000000003
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_set_bit include/linux/instrumented.h:87 [inline]
RIP: 0010:set_bit include/asm-generic/bitops/instrumented-atomic.h:29 [inline]
RIP: 0010:do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Code: fd ff 48 3d 01 f0 ff ff 72 10 e8 7c 1e d2 ff 49 83 ee 01 73 78 e9 87 00 00 00 49 89 c4 48 89 c7 be 08 00 00 00 e8 d1 ba 17 00 <f0> 41 80 4c 24 03 10 4c 89 e7 48 83 c7 34 be 04 00 00 00 e8 b9 ba
RSP: 0018:ffffc90000a67878 EFLAGS: 00010246
RAX: ffff8881187a8000 RBX: 0000000000000040 RCX: ffff8881187a8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a678c8 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: 0000000000000000
R13: 000000000000003f R14: 0000000000000000 R15: ffff88810b3285d0
FS:  00007f8c8b5a9880(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000003 CR3: 000000011e0a5000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	72 10                	jb     0x18
   8:	e8 7c 1e d2 ff       	call   0xffd21e89
   d:	49 83 ee 01          	sub    $0x1,%r14
  11:	73 78                	jae    0x8b
  13:	e9 87 00 00 00       	jmp    0x9f
  18:	49 89 c4             	mov    %rax,%r12
  1b:	48 89 c7             	mov    %rax,%rdi
  1e:	be 08 00 00 00       	mov    $0x8,%esi
  23:	e8 d1 ba 17 00       	call   0x17baf9
* 28:	f0 41 80 4c 24 03 10 	lock orb $0x10,0x3(%r12) <-- trapping instruction
  2f:	4c 89 e7             	mov    %r12,%rdi
  32:	48 83 c7 34          	add    $0x34,%rdi
  36:	be 04 00 00 00       	mov    $0x4,%esi
  3b:	e8                   	.byte 0xe8
  3c:	b9                   	.byte 0xb9
  3d:	ba                   	.byte 0xba

final repro crashed as (corrupted=false):
==================================================================
BUG: KASAN: null-ptr-deref in instrument_atomic_write include/linux/instrumented.h:87 [inline]
BUG: KASAN: null-ptr-deref in set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline]
BUG: KASAN: null-ptr-deref in do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Write of size 8 at addr 0000000000000000 by task udevd/419

CPU: 1 PID: 419 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
Call Trace:
 <TASK>
 __dump_stack+0x21/0x24 lib/dump_stack.c:88
 dump_stack_lvl+0x110/0x170 lib/dump_stack.c:106
 print_report+0x3d/0x60 mm/kasan/report.c:423
 kasan_report+0x122/0x150 mm/kasan/report.c:524
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x249/0x2a0 mm/kasan/generic.c:189
 __kasan_check_write+0x14/0x20 mm/kasan/shadow.c:37
 instrument_atomic_write include/linux/instrumented.h:87 [inline]
 set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline]
 do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
 force_page_cache_ra mm/readahead.c:360 [inline]
 page_cache_sync_ra+0x32b/0x3d0 mm/readahead.c:751
 page_cache_sync_readahead include/linux/pagemap.h:1259 [inline]
 filemap_get_pages mm/filemap.c:2706 [inline]
 filemap_read+0x6b6/0x23c0 mm/filemap.c:2801
 blkdev_read_iter+0x439/0x580 block/fops.c:668
 call_read_iter include/linux/fs.h:2276 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x46e/0x930 fs/read_write.c:470
 ksys_read+0x14a/0x260 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:621
 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8c8aea7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffd1f923a80 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f8c8b5a9880 RCX: 00007f8c8aea7407
RDX: 0000000000000200 RSI: 00007f8c8b5a0000 RDI: 0000000000000009
RBP: 0000562e6034d790 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000040000 R14: 0000562e6035a038 R15: 00007f8c8b6d039c
 </TASK>
==================================================================
BUG: kernel NULL pointer dereference, address: 0000000000000003
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 419 Comm: udevd Tainted: G    B              syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:arch_set_bit include/linux/instrumented.h:87 [inline]
RIP: 0010:set_bit include/asm-generic/bitops/instrumented-atomic.h:29 [inline]
RIP: 0010:do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Code: fd ff 48 3d 01 f0 ff ff 72 10 e8 7c 1e d2 ff 49 83 ee 01 73 78 e9 87 00 00 00 49 89 c4 48 89 c7 be 08 00 00 00 e8 d1 ba 17 00 <f0> 41 80 4c 24 03 10 4c 89 e7 48 83 c7 34 be 04 00 00 00 e8 b9 ba
RSP: 0018:ffffc90000a67878 EFLAGS: 00010246
RAX: ffff8881187a8000 RBX: 0000000000000040 RCX: ffff8881187a8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a678c8 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: 0000000000000000
R13: 000000000000003f R14: 0000000000000000 R15: ffff88810b3285d0
FS:  00007f8c8b5a9880(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000003 CR3: 000000011e0a5000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 force_page_cache_ra mm/readahead.c:360 [inline]
 page_cache_sync_ra+0x32b/0x3d0 mm/readahead.c:751
 page_cache_sync_readahead include/linux/pagemap.h:1259 [inline]
 filemap_get_pages mm/filemap.c:2706 [inline]
 filemap_read+0x6b6/0x23c0 mm/filemap.c:2801
 blkdev_read_iter+0x439/0x580 block/fops.c:668
 call_read_iter include/linux/fs.h:2276 [inline]
 new_sync_read fs/read_write.c:389 [inline]
 vfs_read+0x46e/0x930 fs/read_write.c:470
 ksys_read+0x14a/0x260 fs/read_write.c:613
 __do_sys_read fs/read_write.c:623 [inline]
 __se_sys_read fs/read_write.c:621 [inline]
 __x64_sys_read+0x7b/0x90 fs/read_write.c:621
 x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:1
 do_syscall_x64 arch/x86/entry/common.c:46 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f8c8aea7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffd1f923a80 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f8c8b5a9880 RCX: 00007f8c8aea7407
RDX: 0000000000000200 RSI: 00007f8c8b5a0000 RDI: 0000000000000009
RBP: 0000562e6034d790 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000040000 R14: 0000562e6035a038 R15: 00007f8c8b6d039c
 </TASK>
Modules linked in:
CR2: 0000000000000003
---[ end trace 0000000000000000 ]---
RIP: 0010:arch_set_bit include/linux/instrumented.h:87 [inline]
RIP: 0010:set_bit include/asm-generic/bitops/instrumented-atomic.h:29 [inline]
RIP: 0010:do_page_cache_ra+0x18f/0x230 mm/readahead.c:324
Code: fd ff 48 3d 01 f0 ff ff 72 10 e8 7c 1e d2 ff 49 83 ee 01 73 78 e9 87 00 00 00 49 89 c4 48 89 c7 be 08 00 00 00 e8 d1 ba 17 00 <f0> 41 80 4c 24 03 10 4c 89 e7 48 83 c7 34 be 04 00 00 00 e8 b9 ba
RSP: 0018:ffffc90000a67878 EFLAGS: 00010246
RAX: ffff8881187a8000 RBX: 0000000000000040 RCX: ffff8881187a8000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a678c8 R08: ffffffff87b777e7 R09: 1ffffffff0f6eefc
R10: dffffc0000000000 R11: fffffbfff0f6eefd R12: 0000000000000000
R13: 000000000000003f R14: 0000000000000000 R15: ffff88810b3285d0
FS:  00007f8c8b5a9880(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000003 CR3: 000000011e0a5000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	72 10                	jb     0x18
   8:	e8 7c 1e d2 ff       	call   0xffd21e89
   d:	49 83 ee 01          	sub    $0x1,%r14
  11:	73 78                	jae    0x8b
  13:	e9 87 00 00 00       	jmp    0x9f
  18:	49 89 c4             	mov    %rax,%r12
  1b:	48 89 c7             	mov    %rax,%rdi
  1e:	be 08 00 00 00       	mov    $0x8,%esi
  23:	e8 d1 ba 17 00       	call   0x17baf9
* 28:	f0 41 80 4c 24 03 10 	lock orb $0x10,0x3(%r12) <-- trapping instruction
  2f:	4c 89 e7             	mov    %r12,%rdi
  32:	48 83 c7 34          	add    $0x34,%rdi
  36:	be 04 00 00 00       	mov    $0x4,%esi
  3b:	e8                   	.byte 0xe8
  3c:	b9                   	.byte 0xb9
  3d:	ba                   	.byte 0xba