Extracting prog: 1m9.729285307s
Minimizing prog: 9m57.00221558s
Simplifying prog options: 0s
Extracting C: 20.081417725s
Simplifying C: 3m45.203613578s


1 programs, timeouts [30s 1m40s 6m0s]
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: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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd-sync
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = dup(r1)
write$FUSE_BMAP(r2, 0x0, 0x0) (async)
write$FUSE_DIRENTPLUS(r2, &(0x7f00000028c0)=ANY=[@ANYBLOB='`@\x00\x00\x00\x00\x00\x00', @ANYRES64=0x0, @ANYBLOB='\x00'/108, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00'/36], 0xa8) (async)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])
sync()

program crashed: WARNING in p9_client_create
single: successfully extracted reproducer
found reproducer with 7 syscalls
minimizing guilty program
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = dup(r1)
write$FUSE_BMAP(r2, 0x0, 0x0) (async)
write$FUSE_DIRENTPLUS(r2, &(0x7f00000028c0)=ANY=[@ANYBLOB='`@\x00\x00\x00\x00\x00\x00', @ANYRES64=0x0, @ANYBLOB='\x00'/108, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00'/36], 0xa8) (async)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program crashed: WARNING in p9_client_create
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_DIRENTPLUS
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x0)
r1 = dup(r0)
write$FUSE_BMAP(r1, 0x0, 0x0) (async)
write$FUSE_DIRENTPLUS(r1, &(0x7f00000028c0)=ANY=[@ANYBLOB='`@\x00\x00\x00\x00\x00\x00', @ANYRES64=0x0, @ANYBLOB='\x00'/108, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB='\x00'/36], 0xa8) (async)

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-dup-write$FUSE_BMAP-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
r2 = dup(r1)
write$FUSE_BMAP(r2, 0x0, 0x0) (async)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program crashed: WARNING in p9_client_create
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-dup-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
dup(r1)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program crashed: WARNING in p9_client_create
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program crashed: WARNING in p9_client_create
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX])

program did not crash
testing program (duration=36.092057748s, {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: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-mount$9p_fd
detailed listing:
executing program 0:
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(0x0, 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(0x0, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX, @ANYBLOB=',wfdno=', @ANYRESHEX])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', 0x0, 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0), 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, 0x0)

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0), 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB, @ANYRESHEX=r1])

program did not crash
testing program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
detailed listing:
executing program 0:
mkdir(&(0x7f00000001c0)='./file0\x00', 0x0)
pipe2$9p(&(0x7f00000001c0)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
mount$9p_fd(0x0, &(0x7f00000002c0)='./file0\x00', &(0x7f0000000280), 0x0, &(0x7f0000000540)=ANY=[@ANYBLOB, @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1])

program did not crash
extracting C reproducer
testing compiled C program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
simplifying C reproducer
testing compiled C program (duration=36.092057748s, {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:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
program did not crash
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-pipe2$9p-mount$9p_fd
program did not crash
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
testing compiled C program (duration=36.092057748s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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}}): mkdir-pipe2$9p-mount$9p_fd
program crashed: WARNING in p9_client_create
reproducing took 15m12.01656405s
repro crashed as (corrupted=false):
kmem_cache of name '9p-fcall-cache' already exists
WARNING: CPU: 0 PID: 5332 at mm/slab_common.c:107 kmem_cache_sanity_check mm/slab_common.c:107 [inline]
WARNING: CPU: 0 PID: 5332 at mm/slab_common.c:107 __kmem_cache_create_args+0xb0/0x3c0 mm/slab_common.c:294
Modules linked in:
CPU: 0 UID: 0 PID: 5332 Comm: syz-executor151 Not tainted 6.12.0-rc2-syzkaller-00061-gb983b271662b #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kmem_cache_sanity_check mm/slab_common.c:107 [inline]
RIP: 0010:__kmem_cache_create_args+0xb0/0x3c0 mm/slab_common.c:294
Code: 98 48 3d f0 d5 31 8e 74 25 48 8b 7b 60 48 89 ee e8 85 6b 42 09 85 c0 75 e0 90 48 c7 c7 b8 0d 7b 8d 48 89 ee e8 11 17 7e ff 90 <0f> 0b 90 90 be 20 00 00 00 48 89 ef e8 0f 6d 42 09 48 85 c0 0f 85
RSP: 0018:ffffc90003f07900 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88802548ef00 RCX: ffffffff814e71a9
RDX: ffff88802e25a440 RSI: ffffffff814e71b6 RDI: 0000000000000001
RBP: ffffffff8cc39020 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000020018 R14: ffffc90003f079f0 R15: 0000000000020018
FS:  000055556ff8b380(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001000 CR3: 00000000229ac000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kmem_cache_create_usercopy include/linux/slab.h:361 [inline]
 p9_client_create+0xebd/0x11b0 net/9p/client.c:1042
 v9fs_session_init+0x1f8/0x1a80 fs/9p/v9fs.c:410
 v9fs_mount+0xc6/0xa50 fs/9p/vfs_super.c:122
 legacy_get_tree+0x109/0x220 fs/fs_context.c:662
 vfs_get_tree+0x8f/0x380 fs/super.c:1800
 do_new_mount fs/namespace.c:3507 [inline]
 path_mount+0x14e6/0x1f20 fs/namespace.c:3834
 do_mount fs/namespace.c:3847 [inline]
 __do_sys_mount fs/namespace.c:4055 [inline]
 __se_sys_mount fs/namespace.c:4032 [inline]
 __x64_sys_mount+0x294/0x320 fs/namespace.c:4032
 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: 0033:0x7f3cef64be29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff76704808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f3cef69504e RCX: 00007f3cef64be29
RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000
RBP: 00000000000f4240 R08: 0000000020000540 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff76704a28 R14: 00007fff76704830 R15: 00007fff76704820
 </TASK>

final repro crashed as (corrupted=false):
kmem_cache of name '9p-fcall-cache' already exists
WARNING: CPU: 0 PID: 5332 at mm/slab_common.c:107 kmem_cache_sanity_check mm/slab_common.c:107 [inline]
WARNING: CPU: 0 PID: 5332 at mm/slab_common.c:107 __kmem_cache_create_args+0xb0/0x3c0 mm/slab_common.c:294
Modules linked in:
CPU: 0 UID: 0 PID: 5332 Comm: syz-executor151 Not tainted 6.12.0-rc2-syzkaller-00061-gb983b271662b #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kmem_cache_sanity_check mm/slab_common.c:107 [inline]
RIP: 0010:__kmem_cache_create_args+0xb0/0x3c0 mm/slab_common.c:294
Code: 98 48 3d f0 d5 31 8e 74 25 48 8b 7b 60 48 89 ee e8 85 6b 42 09 85 c0 75 e0 90 48 c7 c7 b8 0d 7b 8d 48 89 ee e8 11 17 7e ff 90 <0f> 0b 90 90 be 20 00 00 00 48 89 ef e8 0f 6d 42 09 48 85 c0 0f 85
RSP: 0018:ffffc90003f07900 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff88802548ef00 RCX: ffffffff814e71a9
RDX: ffff88802e25a440 RSI: ffffffff814e71b6 RDI: 0000000000000001
RBP: ffffffff8cc39020 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000020018 R14: ffffc90003f079f0 R15: 0000000000020018
FS:  000055556ff8b380(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001000 CR3: 00000000229ac000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 kmem_cache_create_usercopy include/linux/slab.h:361 [inline]
 p9_client_create+0xebd/0x11b0 net/9p/client.c:1042
 v9fs_session_init+0x1f8/0x1a80 fs/9p/v9fs.c:410
 v9fs_mount+0xc6/0xa50 fs/9p/vfs_super.c:122
 legacy_get_tree+0x109/0x220 fs/fs_context.c:662
 vfs_get_tree+0x8f/0x380 fs/super.c:1800
 do_new_mount fs/namespace.c:3507 [inline]
 path_mount+0x14e6/0x1f20 fs/namespace.c:3834
 do_mount fs/namespace.c:3847 [inline]
 __do_sys_mount fs/namespace.c:4055 [inline]
 __se_sys_mount fs/namespace.c:4032 [inline]
 __x64_sys_mount+0x294/0x320 fs/namespace.c:4032
 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: 0033:0x7f3cef64be29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff76704808 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f3cef69504e RCX: 00007f3cef64be29
RDX: 0000000020000280 RSI: 00000000200002c0 RDI: 0000000000000000
RBP: 00000000000f4240 R08: 0000000020000540 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff76704a28 R14: 00007fff76704830 R15: 00007fff76704820
 </TASK>