Extracting prog: 23.343333762s
Minimizing prog: 14m49.607580084s
Simplifying prog options: 0s
Extracting C: 12.531163331s
Simplifying C: 2m23.77554487s


extracting reproducer from 482 programs
testing a last program of every proc
single: executing 432 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)
close(r3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b) (async)
dup2(r6, r7) (async)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
single: successfully extracted reproducer
found reproducer with 36 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)
close(r3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b) (async)
dup2(r6, r7) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)
close(r3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)
close(r3) (async)
socket$inet6_tcp(0xa, 0x1, 0x0) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)
close(r3) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)
write$P9_RCLUNK(r4, 0x0, 0x0) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)
creat(&(0x7f0000000040)='./file0\x00', 0x10) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)
exit(0x9) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
close(r0) (async)
fchdir(r2) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-pipe-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
pipe(&(0x7f0000000080)) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-openat$thread_pidfd-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0) (async)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-setsockopt$inet6_MCAST_MSFILTER-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
setsockopt$inet6_MCAST_MSFILTER(r7, 0x29, 0x30, 0x0, 0x0)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-dup2-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
dup2(r6, r7)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-openat$sysfs-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
socket$inet6_tcp(0xa, 0x1, 0x0)
openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/devices/virtual', 0x0, 0x6b)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-socket$inet6_tcp-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
socket$inet6_tcp(0xa, 0x1, 0x0)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
r3 = open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r4 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r4, 0x0, 0x0)
r5 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r5, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r3)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-preadv2-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r3 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r3, 0x0, 0x0)
r4 = open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
preadv2(r4, &(0x7f00000052c0)=[{0x0}], 0x1, 0x5, 0x9, 0x4)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r3 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r3, 0x0, 0x0)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-write$P9_RCLUNK-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
r3 = creat(&(0x7f0000000040)='./file0\x00', 0x10)
write$P9_RCLUNK(r3, 0x0, 0x0)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-creat-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
creat(&(0x7f0000000040)='./file0\x00', 0x10)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open(&(0x7f0000000000)='./file0\x00', 0x400902, 0x4)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-mount$tmpfs-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
mount$tmpfs(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x0, 0x0)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-exit-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
exit(0x9)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-openat$thread_pidfd-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-close-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
close(r0)
fchdir(0xffffffffffffffff)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(0xffffffffffffffff) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-ioctl$TIOCL_SELLOADLUT-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
ioctl$TIOCL_SELLOADLUT(r1, 0x5450, 0x0)
r2 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r2)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r2) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-pipe-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
pipe(&(0x7f0000000080))
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
close(0xffffffffffffffff)
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r0)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(0xffffffffffffffff) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r0) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, 0x0, 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, 0x0, 0x0, 0x0)
fchdir(r1)
open$dir(&(0x7f0000003580)='./file0\x00', 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0) (async)
fchdir(r1) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async)
fchdir(r1) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1) (async)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program did not crash
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program did not crash
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing compiled C program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
testing program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
validation run: crashed=true
testing program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
validation run: crashed=true
testing program (duration=30s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none 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}}): openat$thread_pidfd-close-openat$thread_pidfd-fchdir-open$dir-close-openat$thread_pidfd-fchdir
detailed listing:
executing program 0:
r0 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000040), 0x44000, 0x0)
close(r0)
r1 = openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)
open$dir(0x0, 0x804c0, 0x80)
close(r0) (async)
openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000200), 0x0, 0x0)
fchdir(r1)

program crashed: panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
validation run: crashed=true
reproducing took 18m39.265157557s
repro crashed as (corrupted=false):
panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 571 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc0003d2ec0, 0xc000ddb160)
		bazel-out/k8-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x1e8
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00019ad80, 0xc0003d2ea0, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x48a
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00019ad80, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x2ec
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc0013353d0)
		bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x3c
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc0006f67e0, {0x2116790, 0xc000c0f908})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0xaf
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(...)
		pkg/sentry/vfs/dentry.go:156
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0003428f0?, 0xc0006f67e0?}, {0x2116790, 0xc000c0f908})
		pkg/sentry/vfs/vfs.go:1114 +0x6b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).SetWorkingDirectory(0xc000cb9400, {0x2116790, 0xc000c0f908}, {0xc0003428f0, 0xc0008a65a0})
		pkg/sentry/kernel/fs_context.go:144 +0x1f2
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fchdir(0xc000c0f908, 0xc000d9c710?, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:361 +0x325
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x94c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x72
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0x94
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000c0f908)
		pkg/sentry/kernel/task_syscall.go:258 +0x490
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000c0f908?, 0xc000c0f908)
		pkg/sentry/kernel/task_run.go:269 +0x1ec9
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000c0f908, 0x45)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 662
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskSetRWMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskSetRWMutex =====
	goroutine 226 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc000230140)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/taskset_mutex.go:59 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*PIDNamespace).IDOfThreadGroup(0xc0002ee310, 0xc0001ef808)
		pkg/sentry/kernel/threads.go:328 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Readlink(0xc00019e230, {0x2116790, 0xc0005c8008}, 0x489e69?)
		pkg/sentry/fsimpl/proc/tasks_files.go:62 +0xb8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Getlink(0xc00019e230, {0x2116790, 0xc0005c8008}, 0xc000342d10)
		pkg/sentry/fsimpl/proc/tasks_files.go:70 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88, 0xc000590510)
		pkg/sentry/fsimpl/kernfs/filesystem.go:83 +0x4cf
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0xc5
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88)
		pkg/sentry/fsimpl/kernfs/filesystem.go:697 +0x136
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc0000049e0, {0x2116790, 0xc0005c8008}, 0xc0001683c0, 0xc000047588)
		pkg/sentry/vfs/vfs.go:512 +0xed
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc0005c8008, 0xffffff9c, 0xc000110070, 0xc000122d00, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x26c
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc0005c8008, 0xc00001c090?, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0x46
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x94c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x72
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0x94
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005c8008)
		pkg/sentry/kernel/task_syscall.go:258 +0x490
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0005c8008?, 0xc0005c8008)
		pkg/sentry/kernel/task_run.go:269 +0x1ec9
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005c8008, 0x1)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	====== kernel.taskSetRWMutex -> kernel.fsContextMutex =====
	goroutine 237 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc0006460c8)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).checkAndPreventSharingOutsideTG(0xc0006460c0, 0xc0001f1008)
		pkg/sentry/kernel/fs_context.go:209 +0x130
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExecveAfterExecveCredsLock).execute(0xc000300de0, 0xc0002ea588)
		pkg/sentry/kernel/task_exec.go:156 +0x388
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0002ea588, 0x14)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 276
		pkg/sentry/kernel/task_start.go:416 +0x15c
	

final repro crashed as (corrupted=false):
panic: WARNING: circular locking detected: kernel.fsContextMutex -> kernfs.filesystemRWMutex:
	goroutine 571 [running]:
	gvisor.dev/gvisor/pkg/sync/locking.(*ancestorsAtomicPtrMap).RangeRepeatable(0xc0003d2ec0, 0xc000ddb160)
		bazel-out/k8-fastbuild/bin/pkg/sync/locking/atomicptrmap_ancestors_unsafe.go:440 +0x1e8
	gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc00019ad80, 0xc0003d2ea0, {0x0, 0x0, 0x0})
		pkg/sync/locking/lockdep.go:112 +0x48a
	gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc00019ad80, 0xffffffffffffffff)
		pkg/sync/locking/lockdep.go:144 +0x2ec
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*filesystemRWMutex).Lock(0xc0013353d0)
		bazel-out/k8-fastbuild/bin/pkg/sentry/fsimpl/kernfs/filesystem_mutex.go:31 +0x3c
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Dentry).DecRef(0xc0006f67e0, {0x2116790, 0xc000c0f908})
		pkg/sentry/fsimpl/kernfs/kernfs.go:303 +0xaf
	gvisor.dev/gvisor/pkg/sentry/vfs.(*Dentry).DecRef(...)
		pkg/sentry/vfs/dentry.go:156
	gvisor.dev/gvisor/pkg/sentry/vfs.VirtualDentry.DecRef({0xc0003428f0?, 0xc0006f67e0?}, {0x2116790, 0xc000c0f908})
		pkg/sentry/vfs/vfs.go:1114 +0x6b
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).SetWorkingDirectory(0xc000cb9400, {0x2116790, 0xc000c0f908}, {0xc0003428f0, 0xc0008a65a0})
		pkg/sentry/kernel/fs_context.go:144 +0x1f2
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Fchdir(0xc000c0f908, 0xc000d9c710?, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:361 +0x325
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x94c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x72
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc000c0f908, 0x51, {{0x3}, {0x0}, {0x0}, {0x0}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0x94
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000c0f908)
		pkg/sentry/kernel/task_syscall.go:258 +0x490
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000c0f908?, 0xc000c0f908)
		pkg/sentry/kernel/task_run.go:269 +0x1ec9
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000c0f908, 0x45)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 662
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	known lock chain: kernfs.filesystemRWMutex -> kernel.taskSetRWMutex -> kernel.fsContextMutex
	
	====== kernfs.filesystemRWMutex -> kernel.taskSetRWMutex =====
	goroutine 226 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc000230140)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/taskset_mutex.go:59 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*PIDNamespace).IDOfThreadGroup(0xc0002ee310, 0xc0001ef808)
		pkg/sentry/kernel/threads.go:328 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Readlink(0xc00019e230, {0x2116790, 0xc0005c8008}, 0x489e69?)
		pkg/sentry/fsimpl/proc/tasks_files.go:62 +0xb8
	gvisor.dev/gvisor/pkg/sentry/fsimpl/proc.(*selfSymlink).Getlink(0xc00019e230, {0x2116790, 0xc0005c8008}, 0xc000342d10)
		pkg/sentry/fsimpl/proc/tasks_files.go:70 +0x45
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).stepExistingLocked(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88, 0xc000590510)
		pkg/sentry/fsimpl/kernfs/filesystem.go:83 +0x4cf
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).walkExistingLocked(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88)
		pkg/sentry/fsimpl/kernfs/filesystem.go:197 +0xc5
	gvisor.dev/gvisor/pkg/sentry/fsimpl/kernfs.(*Filesystem).ReadlinkAt(0xc0002f4780, {0x2116790, 0xc0005c8008}, 0xc000258d88)
		pkg/sentry/fsimpl/kernfs/filesystem.go:697 +0x136
	gvisor.dev/gvisor/pkg/sentry/vfs.(*VirtualFilesystem).ReadlinkAt(0xc0000049e0, {0x2116790, 0xc0005c8008}, 0xc0001683c0, 0xc000047588)
		pkg/sentry/vfs/vfs.go:512 +0xed
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.readlinkat(0xc0005c8008, 0xffffff9c, 0xc000110070, 0xc000122d00, 0x80)
		pkg/sentry/syscalls/linux/sys_file.go:1096 +0x26c
	gvisor.dev/gvisor/pkg/sentry/syscalls/linux.Readlinkat(0xc0005c8008, 0xc00001c090?, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/syscalls/linux/sys_file.go:1067 +0x46
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:143 +0x94c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:323 +0x72
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005c8008, 0x10b, {{0xffffffffffffff9c}, {0xc000110070}, {0xc000122d00}, {0x80}, {0x0}, {0x0}})
		pkg/sentry/kernel/task_syscall.go:283 +0x94
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc0005c8008)
		pkg/sentry/kernel/task_syscall.go:258 +0x490
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc0005c8008?, 0xc0005c8008)
		pkg/sentry/kernel/task_run.go:269 +0x1ec9
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0005c8008, 0x1)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 1
		pkg/sentry/kernel/task_start.go:416 +0x15c
	
	====== kernel.taskSetRWMutex -> kernel.fsContextMutex =====
	goroutine 237 [running]:
	gvisor.dev/gvisor/pkg/sentry/kernel.(*fsContextMutex).Lock(0xc0006460c8)
		bazel-out/k8-fastbuild/bin/pkg/sentry/kernel/fs_context_mutex.go:33 +0x3c
	gvisor.dev/gvisor/pkg/sentry/kernel.(*FSContext).checkAndPreventSharingOutsideTG(0xc0006460c0, 0xc0001f1008)
		pkg/sentry/kernel/fs_context.go:209 +0x130
	gvisor.dev/gvisor/pkg/sentry/kernel.(*runExecveAfterExecveCredsLock).execute(0xc000300de0, 0xc0002ea588)
		pkg/sentry/kernel/task_exec.go:156 +0x388
	gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc0002ea588, 0x14)
		pkg/sentry/kernel/task_run.go:97 +0x4ca
	created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start in goroutine 276
		pkg/sentry/kernel/task_start.go:416 +0x15c