Extracting prog: 3m48.719485236s
Minimizing prog: 2h2m11.496591728s
Simplifying prog options: 0s
Extracting C: 2m43.437507861s
Simplifying C: 20m13.87961992s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program crashed: INFO: task hung in iterate_supers
single: successfully extracted reproducer
found reproducer with 8 syscalls
minimizing guilty program
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r1, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
write$P9_RVERSION(0xffffffffffffffff, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r0 = dup(0xffffffffffffffff)
write$FUSE_BMAP(r0, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(0x0, 0x0)
write$P9_RVERSION(0xffffffffffffffff, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r0 = dup(0xffffffffffffffff)
write$FUSE_BMAP(r0, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, 0x0, 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, 0x0, 0x0)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, 0x0, 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, 0x0, &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program crashed: lost connection to test machine
suppressed program crash: lost connection to test machine
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r1, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, 0x0)
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r1, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB, @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
simplifying C reproducer
testing compiled C program (duration=6m0s, {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:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true 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}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
program crashed: INFO: task hung in iterate_supers
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program crashed: INFO: task hung in iterate_supers
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program crashed: INFO: task hung in iterate_supers
validation run: crashed=true
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENT-mount$9p_fd-quotactl$Q_SYNC
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f00000000c0)=ANY=[@ANYBLOB="1500000065ffff0010000008003950323030302e75"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENT(r2, &(0x7f0000000000)=ANY=[@ANYBLOB="ab"], 0x58)
mount$9p_fd(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000200), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
quotactl$Q_SYNC(0xffffffff80000100, 0x0, 0x0, 0x0)

program crashed: INFO: task hung in iterate_supers
validation run: crashed=true
reproducing took 2h40m39.922818477s
repro crashed as (corrupted=false):
INFO: task syz.2.17:384 blocked for more than 122 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.17        state:D stack:0     pid:384   tgid:382   ppid:371    flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5945 [inline]
 __schedule+0x1322/0x1df0 kernel/sched/core.c:7791
 __schedule_loop kernel/sched/core.c:7872 [inline]
 schedule+0xc6/0x240 kernel/sched/core.c:7887
 super_lock+0x150/0x300 fs/super.c:115
 super_lock_shared fs/super.c:140 [inline]
 iterate_supers+0x8a/0x560 fs/super.c:934
 quota_sync_all fs/quota/quota.c:69 [inline]
 __do_sys_quotactl fs/quota/quota.c:938 [inline]
 __se_sys_quotactl+0x308/0x7d0 fs/quota/quota.c:917
 __x64_sys_quotactl+0x9f/0xc0 fs/quota/quota.c:917
 x64_sys_call+0x2818/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:180
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f3980b8ebe9
RSP: 002b:00007f3981ab9038 EFLAGS: 00000246 ORIG_RAX: 00000000000000b3
RAX: ffffffffffffffda RBX: 00007f3980dc6090 RCX: 00007f3980b8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80000100
RBP: 00007f3980c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3980dc6128 R14: 00007f3980dc6090 R15: 00007ffea73858a8
 </TASK>
INFO: task syz.3.18:400 blocked for more than 123 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.18        state:D stack:0     pid:400   tgid:396   ppid:386    flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5945 [inline]
 __schedule+0x1322/0x1df0 kernel/sched/core.c:7791
 __schedule_loop kernel/sched/core.c:7872 [inline]
 schedule+0xc6/0x240 kernel/sched/core.c:7887
 super_lock+0x150/0x300 fs/super.c:115
 super_lock_shared fs/super.c:140 [inline]
 iterate_supers+0x8a/0x560 fs/super.c:934
 quota_sync_all fs/quota/quota.c:69 [inline]
 __do_sys_quotactl fs/quota/quota.c:938 [inline]
 __se_sys_quotactl+0x308/0x7d0 fs/quota/quota.c:917
 __x64_sys_quotactl+0x9f/0xc0 fs/quota/quota.c:917
 x64_sys_call+0x2818/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:180
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f469af8ebe9
RSP: 002b:00007f469bdba038 EFLAGS: 00000246 ORIG_RAX: 00000000000000b3
RAX: ffffffffffffffda RBX: 00007f469b1c6090 RCX: 00007f469af8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80000100
RBP: 00007f469b011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f469b1c6128 R14: 00007f469b1c6090 R15: 00007ffe7fdc96c8
 </TASK>
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 0dd0103ec329b4c3ce546fdd10bdf8515cdb9785
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x10c/0x190 lib/dump_stack.c:120
 dump_stack+0x19/0x20 lib/dump_stack.c:129
 nmi_cpu_backtrace+0x2bf/0x2d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x142/0x2c0 lib/nmi_backtrace.c:62
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:41
 trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:267 [inline]
 watchdog+0xd8f/0xed0 kernel/hung_task.c:423
 kthread+0x2c7/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 0dd0103ec329b4c3ce546fdd10bdf8515cdb9785
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:pv_native_safe_halt+0x17/0x20 arch/x86/kernel/paravirt.c:106
Code: cc cc cc b8 79 bb 15 e5 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 41 3b 00 f3 0f 1e fa 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c6
RAX: ffff8881f6f00000 RBX: ffff88810366a600 RCX: ffffffff858c10ae
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000000425fc
RBP: ffffc900001a7e00 R08: ffff8881f6f39733 R09: 1ffff1103ede72e6
R10: dffffc0000000000 R11: ffffed103ede72e7 R12: 1ffff110206cd4c0
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff87caf828
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6b4a1c9f98 CR3: 000000010bb3a000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:112 [inline]
 default_idle+0x17/0x30 arch/x86/kernel/process.c:754
 arch_cpu_idle+0xd/0x20 arch/x86/kernel/process.c:791
 default_idle_call+0x3f/0x80 kernel/sched/idle.c:117
 cpuidle_idle_call kernel/sched/idle.c:185 [inline]
 do_idle+0x1a0/0x470 kernel/sched/idle.c:326
 cpu_startup_entry+0x48/0x70 kernel/sched/idle.c:424
 start_secondary+0x12e/0x140 arch/x86/kernel/smpboot.c:314
 common_startup_64+0x13b/0x157
 </TASK>

final repro crashed as (corrupted=false):
INFO: task syz.2.17:384 blocked for more than 122 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.17        state:D stack:0     pid:384   tgid:382   ppid:371    flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5945 [inline]
 __schedule+0x1322/0x1df0 kernel/sched/core.c:7791
 __schedule_loop kernel/sched/core.c:7872 [inline]
 schedule+0xc6/0x240 kernel/sched/core.c:7887
 super_lock+0x150/0x300 fs/super.c:115
 super_lock_shared fs/super.c:140 [inline]
 iterate_supers+0x8a/0x560 fs/super.c:934
 quota_sync_all fs/quota/quota.c:69 [inline]
 __do_sys_quotactl fs/quota/quota.c:938 [inline]
 __se_sys_quotactl+0x308/0x7d0 fs/quota/quota.c:917
 __x64_sys_quotactl+0x9f/0xc0 fs/quota/quota.c:917
 x64_sys_call+0x2818/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:180
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f3980b8ebe9
RSP: 002b:00007f3981ab9038 EFLAGS: 00000246 ORIG_RAX: 00000000000000b3
RAX: ffffffffffffffda RBX: 00007f3980dc6090 RCX: 00007f3980b8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80000100
RBP: 00007f3980c11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f3980dc6128 R14: 00007f3980dc6090 R15: 00007ffea73858a8
 </TASK>
INFO: task syz.3.18:400 blocked for more than 123 seconds.
      Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.18        state:D stack:0     pid:400   tgid:396   ppid:386    flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5945 [inline]
 __schedule+0x1322/0x1df0 kernel/sched/core.c:7791
 __schedule_loop kernel/sched/core.c:7872 [inline]
 schedule+0xc6/0x240 kernel/sched/core.c:7887
 super_lock+0x150/0x300 fs/super.c:115
 super_lock_shared fs/super.c:140 [inline]
 iterate_supers+0x8a/0x560 fs/super.c:934
 quota_sync_all fs/quota/quota.c:69 [inline]
 __do_sys_quotactl fs/quota/quota.c:938 [inline]
 __se_sys_quotactl+0x308/0x7d0 fs/quota/quota.c:917
 __x64_sys_quotactl+0x9f/0xc0 fs/quota/quota.c:917
 x64_sys_call+0x2818/0x2ee0 arch/x86/include/generated/asm/syscalls_64.h:180
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0x58/0xf0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f469af8ebe9
RSP: 002b:00007f469bdba038 EFLAGS: 00000246 ORIG_RAX: 00000000000000b3
RAX: ffffffffffffffda RBX: 00007f469b1c6090 RCX: 00007f469af8ebe9
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80000100
RBP: 00007f469b011e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f469b1c6128 R14: 00007f469b1c6090 R15: 00007ffe7fdc96c8
 </TASK>
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 0dd0103ec329b4c3ce546fdd10bdf8515cdb9785
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Call Trace:
 <TASK>
 __dump_stack+0x21/0x30 lib/dump_stack.c:94
 dump_stack_lvl+0x10c/0x190 lib/dump_stack.c:120
 dump_stack+0x19/0x20 lib/dump_stack.c:129
 nmi_cpu_backtrace+0x2bf/0x2d0 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x142/0x2c0 lib/nmi_backtrace.c:62
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:41
 trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:267 [inline]
 watchdog+0xd8f/0xed0 kernel/hung_task.c:423
 kthread+0x2c7/0x370 kernel/kthread.c:389
 ret_from_fork+0x64/0xa0 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 0dd0103ec329b4c3ce546fdd10bdf8515cdb9785
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:pv_native_safe_halt+0x17/0x20 arch/x86/kernel/paravirt.c:106
Code: cc cc cc b8 79 bb 15 e5 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 93 41 3b 00 f3 0f 1e fa 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90
RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c6
RAX: ffff8881f6f00000 RBX: ffff88810366a600 RCX: ffffffff858c10ae
RDX: 0000000000000001 RSI: 0000000000000004 RDI: 00000000000425fc
RBP: ffffc900001a7e00 R08: ffff8881f6f39733 R09: 1ffff1103ede72e6
R10: dffffc0000000000 R11: ffffed103ede72e7 R12: 1ffff110206cd4c0
R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff87caf828
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6b4a1c9f98 CR3: 000000010bb3a000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:112 [inline]
 default_idle+0x17/0x30 arch/x86/kernel/process.c:754
 arch_cpu_idle+0xd/0x20 arch/x86/kernel/process.c:791
 default_idle_call+0x3f/0x80 kernel/sched/idle.c:117
 cpuidle_idle_call kernel/sched/idle.c:185 [inline]
 do_idle+0x1a0/0x470 kernel/sched/idle.c:326
 cpu_startup_entry+0x48/0x70 kernel/sched/idle.c:424
 start_secondary+0x12e/0x140 arch/x86/kernel/smpboot.c:314
 common_startup_64+0x13b/0x157
 </TASK>