Extracting prog: 23.511092671s
Minimizing prog: 19m8.488181657s
Simplifying prog options: 0s
Extracting C: 25.467027371s
Simplifying C: 3m43.934930365s


extracting reproducer from 30 programs
first checking the prog from the crash report
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)) (async)
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)) (async)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3) (async)
chdir(&(0x7f0000000080)='./bus\x00') (async)

program crashed: general protection fault in p9_client_walk
single: successfully extracted reproducer
found reproducer with 20 syscalls
minimizing guilty program
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)) (async)
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)) (async)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)) (async)
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0) (async)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink-mount
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier') (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek-socket$netlink
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)
socket$netlink(0x10, 0x3, 0x9) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg-lseek
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)
lseek(r0, 0x7eb5, 0x1) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir-accept4$alg
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-chdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-setxattr$system_posix_acl-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, 0x0, <r2=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4, r2}], {0x10, 0x6}}, 0x54, 0x3)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-lstat-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500))
lstat(&(0x7f0000000300)='./bus\x00', &(0x7f0000000400))
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-statx-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
statx(0xffffffffffffffff, &(0x7f0000000180)='./bus/file0\x00', 0x4800, 0x100, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, <r1=>0x0})
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1, r1}, {0x8, 0x7, r1}, {0x8, 0x5, r1}, {0x8, 0x7, r1}, {0x8, 0x3, r1}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-socket$netlink-mount-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount(&(0x7f0000000000)=@loop={'/dev/loop', 0x0}, &(0x7f0000000080)='./cgroup\x00', &(0x7f00000000c0)='hfsplus\x00', 0x410, &(0x7f0000000100)='barrier')
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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-accept4$alg-lseek-socket$netlink-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
socket$netlink(0x10, 0x3, 0x9)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-lseek-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
r0 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
lseek(r0, 0x7eb5, 0x1)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-accept4$alg-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program crashed: general protection fault in p9_client_walk
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}}): mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40) (async)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program crashed: general protection fault in p9_client_walk
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-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(0x0, 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(0x0, &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), 0x0, &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', 0x0, 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(0x0, &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', 0x0, &(0x7f0000000480)={{}, {}, [], {}, [{0x8, 0x1}, {0x8, 0x7}, {0x8, 0x5}, {0x8, 0x7}, {0x8, 0x3}, {0x8, 0x4}], {0x10, 0x6}}, 0x54, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', 0x0, 0x0, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [], {0x10, 0x6}}, 0x24, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program crashed: general protection fault in p9_client_walk
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-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [], {0x10, 0x6}}, 0x24, 0x3)
chdir(0x0)
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)

program did not crash
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
detailed listing:
executing program 0:
mkdir(&(0x7f00000000c0)='./bus\x00', 0x40)
mount$9p_virtio(&(0x7f0000000100), &(0x7f0000000380)='./bus\x00', &(0x7f00000003c0), 0x814004, 0x0)
setxattr$system_posix_acl(&(0x7f0000000000)='./bus\x00', &(0x7f0000000040)='system.posix_acl_default\x00', &(0x7f0000000480)={{}, {}, [], {}, [], {0x10, 0x6}}, 0x24, 0x3)
chdir(&(0x7f0000000080)='./bus\x00')
mkdir(0x0, 0x40)

program did not crash
extracting C reproducer
testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection: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$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdir-mount$9p_virtio-setxattr$system_posix_acl-chdir-mkdir
program crashed: general protection fault in p9_client_walk
reproducing took 23m41.401261446s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 3 UID: 0 PID: 5936 Comm: syz-executor316 Not tainted 6.14.0-rc6-syzkaller-00016-g0fed89a961ea #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:p9_client_walk+0x9a/0x530 net/9p/client.c:1165
Code: 28 00 00 00 48 89 84 24 88 00 00 00 31 c0 e8 3d 44 b0 f6 48 89 d8 31 f6 48 c1 e8 03 66 89 74 24 40 48 c7 44 24 50 00 00 00 00 <42> 80 3c 30 00 0f 85 3e 04 00 00 31 ff 89 ee 4c 8b 33 e8 0f 3f b0
RSP: 0018:ffffc9000380faa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffff88802a9bc880 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000701f56
FS:  000055558c345380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f412d1932a9 CR3: 000000002107c000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 clone_fid fs/9p/fid.h:23 [inline]
 v9fs_fid_xattr_set+0x119/0x2d0 fs/9p/xattr.c:121
 v9fs_set_acl+0xe6/0x150 fs/9p/acl.c:276
 v9fs_set_create_acl+0x4b/0x70 fs/9p/acl.c:306
 v9fs_vfs_mkdir_dotl+0x517/0x6e0 fs/9p/vfs_inode_dotl.c:411
 vfs_mkdir+0x57d/0x860 fs/namei.c:4313
 do_mkdirat+0x301/0x3a0 fs/namei.c:4336
 __do_sys_mkdir fs/namei.c:4356 [inline]
 __se_sys_mkdir fs/namei.c:4354 [inline]
 __x64_sys_mkdir+0xef/0x140 fs/namei.c:4354
 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: 0033:0x7fd26f335429
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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:00007fff6d918e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00004000000000c0 RCX: 00007fd26f335429
RDX: 00007fd26f335429 RSI: 0000000000000040 RDI: 00004000000000c0
RBP: 0000000000000073 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff6d919008 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:p9_client_walk+0x9a/0x530 net/9p/client.c:1165
Code: 28 00 00 00 48 89 84 24 88 00 00 00 31 c0 e8 3d 44 b0 f6 48 89 d8 31 f6 48 c1 e8 03 66 89 74 24 40 48 c7 44 24 50 00 00 00 00 <42> 80 3c 30 00 0f 85 3e 04 00 00 31 ff 89 ee 4c 8b 33 e8 0f 3f b0
RSP: 0018:ffffc9000380faa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffff88802a9bc880 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000701f56
FS:  000055558c345380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f412d1932a9 CR3: 000000002107c000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	28 00                	sub    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	48 89 84 24 88 00 00 	mov    %rax,0x88(%rsp)
   b:	00
   c:	31 c0                	xor    %eax,%eax
   e:	e8 3d 44 b0 f6       	call   0xf6b04450
  13:	48 89 d8             	mov    %rbx,%rax
  16:	31 f6                	xor    %esi,%esi
  18:	48 c1 e8 03          	shr    $0x3,%rax
  1c:	66 89 74 24 40       	mov    %si,0x40(%rsp)
  21:	48 c7 44 24 50 00 00 	movq   $0x0,0x50(%rsp)
  28:	00 00
* 2a:	42 80 3c 30 00       	cmpb   $0x0,(%rax,%r14,1) <-- trapping instruction
  2f:	0f 85 3e 04 00 00    	jne    0x473
  35:	31 ff                	xor    %edi,%edi
  37:	89 ee                	mov    %ebp,%esi
  39:	4c 8b 33             	mov    (%rbx),%r14
  3c:	e8                   	.byte 0xe8
  3d:	0f 3f                	(bad)
  3f:	b0                   	.byte 0xb0

final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 3 UID: 0 PID: 5936 Comm: syz-executor316 Not tainted 6.14.0-rc6-syzkaller-00016-g0fed89a961ea #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:p9_client_walk+0x9a/0x530 net/9p/client.c:1165
Code: 28 00 00 00 48 89 84 24 88 00 00 00 31 c0 e8 3d 44 b0 f6 48 89 d8 31 f6 48 c1 e8 03 66 89 74 24 40 48 c7 44 24 50 00 00 00 00 <42> 80 3c 30 00 0f 85 3e 04 00 00 31 ff 89 ee 4c 8b 33 e8 0f 3f b0
RSP: 0018:ffffc9000380faa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffff88802a9bc880 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000701f56
FS:  000055558c345380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f412d1932a9 CR3: 000000002107c000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 clone_fid fs/9p/fid.h:23 [inline]
 v9fs_fid_xattr_set+0x119/0x2d0 fs/9p/xattr.c:121
 v9fs_set_acl+0xe6/0x150 fs/9p/acl.c:276
 v9fs_set_create_acl+0x4b/0x70 fs/9p/acl.c:306
 v9fs_vfs_mkdir_dotl+0x517/0x6e0 fs/9p/vfs_inode_dotl.c:411
 vfs_mkdir+0x57d/0x860 fs/namei.c:4313
 do_mkdirat+0x301/0x3a0 fs/namei.c:4336
 __do_sys_mkdir fs/namei.c:4356 [inline]
 __se_sys_mkdir fs/namei.c:4354 [inline]
 __x64_sys_mkdir+0xef/0x140 fs/namei.c:4354
 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: 0033:0x7fd26f335429
Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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:00007fff6d918e28 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00004000000000c0 RCX: 00007fd26f335429
RDX: 00007fd26f335429 RSI: 0000000000000040 RDI: 00004000000000c0
RBP: 0000000000000073 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00007fff6d919008 R14: 0000000000000001 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:p9_client_walk+0x9a/0x530 net/9p/client.c:1165
Code: 28 00 00 00 48 89 84 24 88 00 00 00 31 c0 e8 3d 44 b0 f6 48 89 d8 31 f6 48 c1 e8 03 66 89 74 24 40 48 c7 44 24 50 00 00 00 00 <42> 80 3c 30 00 0f 85 3e 04 00 00 31 ff 89 ee 4c 8b 33 e8 0f 3f b0
RSP: 0018:ffffc9000380faa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001
RDX: ffff88802a9bc880 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000001 R08: 0000000000000007 R09: fffffffffffff000
R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000000000
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000701f56
FS:  000055558c345380(0000) GS:ffff88806a900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f412d1932a9 CR3: 000000002107c000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	28 00                	sub    %al,(%rax)
   2:	00 00                	add    %al,(%rax)
   4:	48 89 84 24 88 00 00 	mov    %rax,0x88(%rsp)
   b:	00
   c:	31 c0                	xor    %eax,%eax
   e:	e8 3d 44 b0 f6       	call   0xf6b04450
  13:	48 89 d8             	mov    %rbx,%rax
  16:	31 f6                	xor    %esi,%esi
  18:	48 c1 e8 03          	shr    $0x3,%rax
  1c:	66 89 74 24 40       	mov    %si,0x40(%rsp)
  21:	48 c7 44 24 50 00 00 	movq   $0x0,0x50(%rsp)
  28:	00 00
* 2a:	42 80 3c 30 00       	cmpb   $0x0,(%rax,%r14,1) <-- trapping instruction
  2f:	0f 85 3e 04 00 00    	jne    0x473
  35:	31 ff                	xor    %edi,%edi
  37:	89 ee                	mov    %ebp,%esi
  39:	4c 8b 33             	mov    (%rbx),%r14
  3c:	e8                   	.byte 0xe8
  3d:	0f 3f                	(bad)
  3f:	b0                   	.byte 0xb0