Extracting prog: 5m27.986347566s
Minimizing prog: 2h19m54.879711643s
Simplifying prog options: 0s
Extracting C: 3m17.063008669s
Simplifying C: 27m20.622678705s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

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:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r1, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r0 = dup(0xffffffffffffffff)
write$FUSE_BMAP(r0, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r0, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r0])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(0x0, 0x0)
write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r0 = dup(0xffffffffffffffff)
write$FUSE_BMAP(r0, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r0, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX=r0])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./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_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, 0x0, 0x0)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, 0x0, 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB, @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, 0x0, &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r1, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, 0x0)
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r0, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r1 = dup(r0)
write$FUSE_BMAP(r1, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r1, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB, @ANYRESHEX=r2])
sync()

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0)
pipe2$9p(&(0x7f0000000240)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RVERSION(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="1500000065ffff097b000008003950323030302e4c"], 0x15)
r2 = dup(r1)
write$FUSE_BMAP(r2, &(0x7f0000000100)={0x18}, 0x18)
write$FUSE_DIRENTPLUS(r2, &(0x7f0000000400)=ANY=[@ANYBLOB="ce020000000000009860d7e7cf282dffe6e2660fb1fabc421a8b45e522d8c03e435df6e381965e4478b14419cbbed752", @ANYRES64=0x0, @ANYBLOB, @ANYRES32=0x0, @ANYRES32, @ANYBLOB], 0xb0)
mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r2])
sync()

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
program crashed: INFO: task hung in iterate_supers
reproducing took 2h56m0.551774257s
repro crashed as (corrupted=false):
INFO: task syz-executor370:5849 blocked for more than 143 seconds.
      Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor370 state:D stack:28208 pid:5849  tgid:5846  ppid:5845   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6848
 super_lock+0x2bb/0x3f0 fs/super.c:114
 super_lock_shared fs/super.c:139 [inline]
 iterate_supers+0xb9/0x240 fs/super.c:931
 ksys_sync+0x8a/0x150 fs/sync.c:102
 __do_sys_sync+0xe/0x20 fs/sync.c:113
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d62b317a9
RSP: 002b:00007f4d62acb218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f4d62bbb3f8 RCX: 00007f4d62b317a9
RDX: 00007f4d62b0de16 RSI: 0000000000000000 RDI: 00007f4d62acbfb0
RBP: 00007f4d62bbb3f0 R08: 00007fffbdf717a7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d62b8807c
R13: 0030656c69662f2e R14: 00007fffbdf716c0 R15: 64663d736e617274
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/30:
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x7f/0x390 kernel/locking/lockdep.c:6744
2 locks held by getty/5592:
 #0: ffff888037d420a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0xfba/0x1480 drivers/tty/n_tty.c:2211
1 lock held by syz-executor370/5847:
 #0: ffff8880314860e0 (&type->s_umount_key#58/1){+.+.}-{4:4}, at: alloc_super+0x23d/0xbd0 fs/super.c:344

=============================================

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
 watchdog+0xf0c/0x1240 kernel/hung_task.c:379
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 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: 5198 Comm: klogd Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:unwind_next_frame+0x10f/0x20c0 arch/x86/kernel/unwind_orc.c:494
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e 94 09 00 00 41 f6 86 88 00 00 00 03 0f 85 71 02 00 00 <4d> 8d 75 35 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 0f
RSP: 0018:ffffc90005fc6f48 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff350f514
RDX: 1ffff92000bf8e01 RSI: ffffffff81eec469 RDI: ffff88807b765d48
RBP: ffffc90005fc7000 R08: ffffc90005fc6fec R09: ffffffff910007f8
R10: ffffc90005fc6fb8 R11: 000000000000e4d4 R12: ffffc90005fc7008
R13: ffffc90005fc6fb8 R14: 0000000000000000 R15: ffff88807b764880
FS:  00007f5ca5b7d500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dd1bf81028 CR3: 00000000360b6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 save_stack+0x162/0x1f0 mm/page_owner.c:156
 __set_page_owner+0x8b/0x560 mm/page_owner.c:320
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4751
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_node_track_caller_noprof+0x355/0x430 mm/slub.c:4283
 kmalloc_reserve+0xef/0x2c0 net/core/skbuff.c:609
 __alloc_skb+0x164/0x380 net/core/skbuff.c:678
 alloc_skb include/linux/skbuff.h:1323 [inline]
 alloc_skb_with_frags+0xe4/0x850 net/core/skbuff.c:6612
 sock_alloc_send_pskb+0x7f1/0x980 net/core/sock.c:2881
 unix_dgram_sendmsg+0x4b8/0x19e0 net/unix/af_unix.c:2027
 sock_sendmsg_nosec net/socket.c:711 [inline]
 __sock_sendmsg net/socket.c:726 [inline]
 __sys_sendto+0x488/0x4f0 net/socket.c:2197
 __do_sys_sendto net/socket.c:2204 [inline]
 __se_sys_sendto net/socket.c:2200 [inline]
 __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2200
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5ca5cdf9b5
Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffd452fbde8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ca5cdf9b5
RDX: 0000000000000032 RSI: 000055dd1bf7f020 RDI: 0000000000000003
RBP: 000055dd1bf792c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
R13: 00007f5ca5e6d212 R14: 00007ffd452fbee8 R15: 0000000000000000
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.552 msecs

final repro crashed as (corrupted=false):
INFO: task syz-executor370:5849 blocked for more than 143 seconds.
      Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor370 state:D stack:28208 pid:5849  tgid:5846  ppid:5845   flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5369 [inline]
 __schedule+0xe58/0x5ad0 kernel/sched/core.c:6756
 __schedule_loop kernel/sched/core.c:6833 [inline]
 schedule+0xe7/0x350 kernel/sched/core.c:6848
 super_lock+0x2bb/0x3f0 fs/super.c:114
 super_lock_shared fs/super.c:139 [inline]
 iterate_supers+0xb9/0x240 fs/super.c:931
 ksys_sync+0x8a/0x150 fs/sync.c:102
 __do_sys_sync+0xe/0x20 fs/sync.c:113
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4d62b317a9
RSP: 002b:00007f4d62acb218 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2
RAX: ffffffffffffffda RBX: 00007f4d62bbb3f8 RCX: 00007f4d62b317a9
RDX: 00007f4d62b0de16 RSI: 0000000000000000 RDI: 00007f4d62acbfb0
RBP: 00007f4d62bbb3f0 R08: 00007fffbdf717a7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d62b8807c
R13: 0030656c69662f2e R14: 00007fffbdf716c0 R15: 64663d736e617274
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/30:
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
 #0: ffffffff8e1bba80 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x7f/0x390 kernel/locking/lockdep.c:6744
2 locks held by getty/5592:
 #0: ffff888037d420a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
 #1: ffffc90002fde2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0xfba/0x1480 drivers/tty/n_tty.c:2211
1 lock held by syz-executor370/5847:
 #0: ffff8880314860e0 (&type->s_umount_key#58/1){+.+.}-{4:4}, at: alloc_super+0x23d/0xbd0 fs/super.c:344

=============================================

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
 watchdog+0xf0c/0x1240 kernel/hung_task.c:379
 kthread+0x2c1/0x3a0 kernel/kthread.c:389
 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
 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: 5198 Comm: klogd Not tainted 6.12.0-syzkaller-09073-g9f16d5e6f220 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:unwind_next_frame+0x10f/0x20c0 arch/x86/kernel/unwind_orc.c:494
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 01 0f 8e 94 09 00 00 41 f6 86 88 00 00 00 03 0f 85 71 02 00 00 <4d> 8d 75 35 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 0f
RSP: 0018:ffffc90005fc6f48 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 1ffffffff350f514
RDX: 1ffff92000bf8e01 RSI: ffffffff81eec469 RDI: ffff88807b765d48
RBP: ffffc90005fc7000 R08: ffffc90005fc6fec R09: ffffffff910007f8
R10: ffffc90005fc6fb8 R11: 000000000000e4d4 R12: ffffc90005fc7008
R13: ffffc90005fc6fb8 R14: 0000000000000000 R15: ffff88807b764880
FS:  00007f5ca5b7d500(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dd1bf81028 CR3: 00000000360b6000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 arch_stack_walk+0x95/0x100 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
 save_stack+0x162/0x1f0 mm/page_owner.c:156
 __set_page_owner+0x8b/0x560 mm/page_owner.c:320
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x2d1/0x350 mm/page_alloc.c:1556
 prep_new_page mm/page_alloc.c:1564 [inline]
 get_page_from_freelist+0xfce/0x2f80 mm/page_alloc.c:3474
 __alloc_pages_noprof+0x223/0x25a0 mm/page_alloc.c:4751
 alloc_pages_mpol_noprof+0x2c9/0x610 mm/mempolicy.c:2265
 alloc_slab_page mm/slub.c:2412 [inline]
 allocate_slab mm/slub.c:2578 [inline]
 new_slab+0x2c9/0x410 mm/slub.c:2631
 ___slab_alloc+0xdac/0x1880 mm/slub.c:3818
 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3908
 __slab_alloc_node mm/slub.c:3961 [inline]
 slab_alloc_node mm/slub.c:4122 [inline]
 __do_kmalloc_node mm/slub.c:4263 [inline]
 __kmalloc_node_track_caller_noprof+0x355/0x430 mm/slub.c:4283
 kmalloc_reserve+0xef/0x2c0 net/core/skbuff.c:609
 __alloc_skb+0x164/0x380 net/core/skbuff.c:678
 alloc_skb include/linux/skbuff.h:1323 [inline]
 alloc_skb_with_frags+0xe4/0x850 net/core/skbuff.c:6612
 sock_alloc_send_pskb+0x7f1/0x980 net/core/sock.c:2881
 unix_dgram_sendmsg+0x4b8/0x19e0 net/unix/af_unix.c:2027
 sock_sendmsg_nosec net/socket.c:711 [inline]
 __sock_sendmsg net/socket.c:726 [inline]
 __sys_sendto+0x488/0x4f0 net/socket.c:2197
 __do_sys_sendto net/socket.c:2204 [inline]
 __se_sys_sendto net/socket.c:2200 [inline]
 __x64_sys_sendto+0xe0/0x1c0 net/socket.c:2200
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f5ca5cdf9b5
Code: 8b 44 24 08 48 83 c4 28 48 98 c3 48 98 c3 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 26 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 76 7a 48 8b 15 44 c4 0c 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffd452fbde8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5ca5cdf9b5
RDX: 0000000000000032 RSI: 000055dd1bf7f020 RDI: 0000000000000003
RBP: 000055dd1bf792c0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000013
R13: 00007f5ca5e6d212 R14: 00007ffd452fbee8 R15: 0000000000000000
 </TASK>
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.552 msecs