Extracting prog: 1m18.892954786s
Minimizing prog: 13m59.666163307s
Simplifying prog options: 0s
Extracting C: 47.846911894s
Simplifying C: 6m47.322283143s


extracting reproducer from 2 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm-bpf$MAP_UPDATE_CONST_STR-socket$kcm-recvmsg$kcm-socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)
bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000007c0)={{r0}, &(0x7f0000000700), &(0x7f0000000780)='%pS    \x00'}, 0x20)
r3 = socket$kcm(0x2, 0x1, 0x84)
recvmsg$kcm(r3, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x40000001)
r4 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000000)=@updpolicy={0xb8, 0x15, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in=@rand_addr=0x64010102, 0x0, 0x0, 0x0, 0x0, 0xa, 0x10}, {0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, {}, 0x0, 0x6e6bb5}}, 0xb8}}, 0x0)

program crashed: Internal error in ns_ioctl
single: successfully extracted reproducer
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm-bpf$MAP_UPDATE_CONST_STR-socket$kcm-recvmsg$kcm-socket$nl_xfrm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)
bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000007c0)={{r0}, &(0x7f0000000700), &(0x7f0000000780)='%pS    \x00'}, 0x20)
r3 = socket$kcm(0x2, 0x1, 0x84)
recvmsg$kcm(r3, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x40000001)
socket$nl_xfrm(0x10, 0x3, 0x6)

program crashed: Internal error in sys_mount
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm-bpf$MAP_UPDATE_CONST_STR-socket$kcm-recvmsg$kcm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)
bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000007c0)={{r0}, &(0x7f0000000700), &(0x7f0000000780)='%pS    \x00'}, 0x20)
r3 = socket$kcm(0x2, 0x1, 0x84)
recvmsg$kcm(r3, &(0x7f0000000580)={0x0, 0x0, 0x0}, 0x40000001)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm-bpf$MAP_UPDATE_CONST_STR-socket$kcm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)
bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000007c0)={{r0}, &(0x7f0000000700), &(0x7f0000000780)='%pS    \x00'}, 0x20)
socket$kcm(0x2, 0x1, 0x84)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm-bpf$MAP_UPDATE_CONST_STR
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)
bpf$MAP_UPDATE_CONST_STR(0x2, &(0x7f00000007c0)={{r0}, &(0x7f0000000700), &(0x7f0000000780)='%pS    \x00'}, 0x20)

program crashed: Internal error in sys_mount
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm-sendmsg$nl_xfrm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
r2 = socket$nl_xfrm(0x10, 0x3, 0x6)
sendmsg$nl_xfrm(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000004c0)=@updpolicy={0xc4, 0x19, 0x1, 0x0, 0x0, {{@in=@multicast1=0xe0000002, @in, 0x0, 0x0, 0x0, 0x0, 0xa, 0x0, 0x0, 0x87}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffb}, {0x0, 0x0, 0x200000000000000}}, [@mark={0xc, 0x15, {0x35075a, 0x81}}]}, 0xc4}}, 0x2c000010)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH-socket$nl_xfrm
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)
socket$nl_xfrm(0x10, 0x3, 0x6)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF-bpf$MAP_UPDATE_BATCH
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)
bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r1 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-sendmsg$kcm
detailed listing:
executing program 0:
syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
r0 = socket$kcm(0x10, 0x2, 0x0)
sendmsg$kcm(r0, &(0x7f0000000000)={0x0, 0x4, &(0x7f0000000080)=[{&(0x7f0000000200)="2e0400001c008103e00f80ecdb4cb9f207c804a00f00000088080ffb0a0002000a0ada1b40d80800c500c50083b8", 0xfec9}], 0x1, 0x0, 0x0, 0x5865}, 0x0)

program did not crash
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-socket$kcm-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
socket$kcm(0x10, 0x2, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0xb704, 0x0)

program did not crash
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, 0x0)
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in sys_mount
simplifying C reproducer
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing compiled C program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
program crashed: Internal error in ns_ioctl
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
validation run: crashed=true
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
validation run: crashed=true
testing program (duration=45.513057711s, {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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_procfs$namespace-ioctl$TUNSETFILTEREBPF
detailed listing:
executing program 0:
r0 = syz_open_procfs$namespace(0x0, &(0x7f0000000040)='ns/user\x00')
ioctl$TUNSETFILTEREBPF(r0, 0xb704, 0x0)

program crashed: Internal error in ns_ioctl
validation run: crashed=true
reproducing took 25m58.334220065s
repro crashed as (corrupted=false):
Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4260 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : ns_ioctl+0x41c/0x504 fs/nsfs.c:211
lr : sign_extend64 include/linux/bitops.h:183 [inline]
lr : __uaccess_mask_ptr arch/arm64/include/asm/uaccess.h:244 [inline]
lr : ns_ioctl+0x400/0x504 fs/nsfs.c:211
sp : ffff800021757c80
x29: ffff800021757ce0 x28: ffff0000d7e09b40 x27: 0000000000000003
x26: 1fffe0001afc1368 x25: 0000000000400040 x24: 1ffff000042eaf90
x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000001
x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000089b5828 x15: 000000000000b704
x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000ffffffffffff x9 : 0000000000000000
x8 : 00000000fffffff2 x7 : ffff800008750ed4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ns_ioctl+0x41c/0x504 fs/nsfs.c:211
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: ea2a013f 9a9f026b d503229f b8000974 (93407d00) 
---[ end trace 98472642320493dd ]---
----------------
Code disassembly (best guess):
   0:	ea2a013f 	bics	xzr, x9, x10
   4:	9a9f026b 	csel	x11, x19, xzr, eq	// eq = none
   8:	d503229f 	csdb
   c:	b8000974 	sttr	w20, [x11]
* 10:	93407d00 	sxtw	x0, w8 <-- trapping instruction

final repro crashed as (corrupted=false):
Internal error: Oops - BTI: 0000000036000001 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 4260 Comm: syz.0.17 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 42400405 (nZcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=jc)
pc : ns_ioctl+0x41c/0x504 fs/nsfs.c:211
lr : sign_extend64 include/linux/bitops.h:183 [inline]
lr : __uaccess_mask_ptr arch/arm64/include/asm/uaccess.h:244 [inline]
lr : ns_ioctl+0x400/0x504 fs/nsfs.c:211
sp : ffff800021757c80
x29: ffff800021757ce0 x28: ffff0000d7e09b40 x27: 0000000000000003
x26: 1fffe0001afc1368 x25: 0000000000400040 x24: 1ffff000042eaf90
x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000001
x20: 0000000000000000 x19: 0000000000000000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff8000089b5828 x15: 000000000000b704
x14: 0000000000ff0100 x13: 1ffff0000282e06b x12: 0000000000ff0100
x11: 0000000000000000 x10: 0000ffffffffffff x9 : 0000000000000000
x8 : 00000000fffffff2 x7 : ffff800008750ed4 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000001
x2 : 0000000000000008 x1 : 0000000000000001 x0 : 0000000000000000
Call trace:
 ns_ioctl+0x41c/0x504 fs/nsfs.c:211
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
Code: ea2a013f 9a9f026b d503229f b8000974 (93407d00) 
---[ end trace 98472642320493dd ]---
----------------
Code disassembly (best guess):
   0:	ea2a013f 	bics	xzr, x9, x10
   4:	9a9f026b 	csel	x11, x19, xzr, eq	// eq = none
   8:	d503229f 	csdb
   c:	b8000974 	sttr	w20, [x11]
* 10:	93407d00 	sxtw	x0, w8 <-- trapping instruction