Extracting prog: 52.836243298s
Minimizing prog: 23m11.257477148s
Simplifying prog options: 0s
Extracting C: 1m33.006137072s
Simplifying C: 8m20.717714291s


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: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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-write$cgroup_int-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
r4 = openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r4, &(0x7f0000000200)=0x1, 0x12)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r6 = openat$cgroup_procs(r5, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r6, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
single: successfully extracted reproducer
found reproducer with 14 syscalls
minimizing guilty program
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-write$cgroup_int-mkdir-openat$cgroup_root-openat$cgroup_procs
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
r4 = openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r4, &(0x7f0000000200)=0x1, 0x12)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
openat$cgroup_procs(r5, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-write$cgroup_int-mkdir-openat$cgroup_root-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
r4 = openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r4, &(0x7f0000000200)=0x1, 0x12)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-write$cgroup_int-mkdir-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
r4 = openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r4, &(0x7f0000000200)=0x1, 0x12)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r5 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r5, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-write$cgroup_int-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
r4 = openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
write$cgroup_int(r4, &(0x7f0000000200)=0x1, 0x12)
r5 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r6 = openat$cgroup_procs(r5, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r6, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-openat$cgroup_ro-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
openat$cgroup_ro(r3, &(0x7f0000000040)='cgroup.freeze\x00', 0x275a, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r4 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r5 = openat$cgroup_procs(r4, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r5, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r4, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-openat$cgroup_root-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r4, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-write$cgroup_pid-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
r2 = openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000c40), 0x12)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r4 = openat$cgroup_procs(r3, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r4, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-openat$cgroup_procs-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
openat$cgroup_procs(r0, &(0x7f00000002c0)='cgroup.threads\x00', 0x2, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r3 = openat$cgroup_procs(r2, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r3, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
write$cgroup_type(r1, &(0x7f0000000280), 0x9)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r2 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r3 = openat$cgroup_procs(r2, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r3, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-openat$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
openat$cgroup_type(r0, &(0x7f00000001c0), 0x2, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r2 = openat$cgroup_procs(r1, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r2, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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$cgroup_root-openat$cgroup_root-write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
write$cgroup_type(0xffffffffffffffff, &(0x7f0000000280), 0x9)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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$cgroup_root-write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x1ff)
write$cgroup_type(0xffffffffffffffff, &(0x7f0000000280), 0x9)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, &(0x7f0000000280), 0x9)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, 0x0, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(&(0x7f0000000000)='./cgroup/../file0\x00', 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, 0x0, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(0x0, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, 0x0, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(0x0, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, &(0x7f0000000300)='cgroup.procs\x00', 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program did not crash
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, 0x0, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(0x0, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, 0x0, 0x2, 0x0)
write$cgroup_pid(r1, &(0x7f0000000080), 0x12)

program crashed: WARNING in ip6mr_free_table
testing program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
detailed listing:
executing program 0:
write$cgroup_type(0xffffffffffffffff, 0x0, 0x0)
syz_clone(0x40020000, 0x0, 0x0, 0x0, 0x0, 0x0)
mkdir(0x0, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0)
r1 = openat$cgroup_procs(r0, 0x0, 0x2, 0x0)
write$cgroup_pid(r1, 0x0, 0x0)

program crashed: WARNING in ip6mr_free_table
extracting C reproducer
testing compiled C program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
simplifying C reproducer
testing compiled C program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program did not crash
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB: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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program did not crash
testing compiled C program (duration=44.697101949s, {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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program did not crash
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
testing compiled C program (duration=44.697101949s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 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}}): write$cgroup_type-syz_clone-mkdir-openat$cgroup_root-openat$cgroup_procs-write$cgroup_pid
program crashed: WARNING in ip6mr_free_table
reproducing took 33m57.817604787s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5949 at net/ipv6/ip6mr.c:419 ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Modules linked in:
CPU: 0 UID: 0 PID: 5949 Comm: syz-executor306 Not tainted 6.12.0-syzkaller-10689-g7af08b57bcb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 94 fe a9 f7 90 <0f> 0b 90 e8 8b fe a9 f7 48 8d 7b 38 e8 f2 be 96 f7 48 89 df be 0f
RSP: 0018:ffffc900048ff820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888031340000 RCX: ffffffff89e4c674
RDX: ffff8880716cc880 RSI: ffffffff89e4c6ac RDI: ffff888071738ec0
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: ffff8880b8629458 R12: ffff888071738000
R13: ffff888031340000 R14: ffff888031340008 R15: dead000000000100
FS:  00007fa138aa06c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555585055ce8 CR3: 0000000030ba0000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ip6mr_rules_exit+0x176/0x2d0 net/ipv6/ip6mr.c:283
 ip6mr_net_exit_batch+0x53/0xa0 net/ipv6/ip6mr.c:1388
 ops_exit_list+0x128/0x180 net/core/net_namespace.c:177
 setup_net+0x4fe/0x860 net/core/net_namespace.c:394
 copy_net_ns+0x2b4/0x6b0 net/core/net_namespace.c:500
 create_new_namespaces+0x3ea/0xad0 kernel/nsproxy.c:110
 copy_namespaces+0x468/0x560 kernel/nsproxy.c:179
 copy_process+0x2a11/0x8df0 kernel/fork.c:2398
 kernel_clone+0xfd/0x960 kernel/fork.c:2807
 __do_sys_clone+0xba/0x100 kernel/fork.c:2950
 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: 0033:0x7fa138ae5419
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa138aa0238 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fa138b6f328 RCX: 00007fa138ae5419
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040020000
RBP: 00007fa138b6f320 R08: 0000000000000000 R09: 00007fa138aa06c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa138b3c074
R13: 0000000000000000 R14: 00007fff96586ed0 R15: 00007fff96586fb8
 </TASK>

final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5949 at net/ipv6/ip6mr.c:419 ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Modules linked in:
CPU: 0 UID: 0 PID: 5949 Comm: syz-executor306 Not tainted 6.12.0-syzkaller-10689-g7af08b57bcb9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:ip6mr_free_table+0xbd/0x120 net/ipv6/ip6mr.c:419
Code: 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 58 49 83 bc 24 c0 0e 00 00 00 74 09 e8 94 fe a9 f7 90 <0f> 0b 90 e8 8b fe a9 f7 48 8d 7b 38 e8 f2 be 96 f7 48 89 df be 0f
RSP: 0018:ffffc900048ff820 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff888031340000 RCX: ffffffff89e4c674
RDX: ffff8880716cc880 RSI: ffffffff89e4c6ac RDI: ffff888071738ec0
RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: ffff8880b8629458 R12: ffff888071738000
R13: ffff888031340000 R14: ffff888031340008 R15: dead000000000100
FS:  00007fa138aa06c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555585055ce8 CR3: 0000000030ba0000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ip6mr_rules_exit+0x176/0x2d0 net/ipv6/ip6mr.c:283
 ip6mr_net_exit_batch+0x53/0xa0 net/ipv6/ip6mr.c:1388
 ops_exit_list+0x128/0x180 net/core/net_namespace.c:177
 setup_net+0x4fe/0x860 net/core/net_namespace.c:394
 copy_net_ns+0x2b4/0x6b0 net/core/net_namespace.c:500
 create_new_namespaces+0x3ea/0xad0 kernel/nsproxy.c:110
 copy_namespaces+0x468/0x560 kernel/nsproxy.c:179
 copy_process+0x2a11/0x8df0 kernel/fork.c:2398
 kernel_clone+0xfd/0x960 kernel/fork.c:2807
 __do_sys_clone+0xba/0x100 kernel/fork.c:2950
 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: 0033:0x7fa138ae5419
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa138aa0238 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fa138b6f328 RCX: 00007fa138ae5419
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040020000
RBP: 00007fa138b6f320 R08: 0000000000000000 R09: 00007fa138aa06c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa138b3c074
R13: 0000000000000000 R14: 00007fff96586ed0 R15: 00007fff96586fb8
 </TASK>