Extracting prog: 1m17.15856689s
Minimizing prog: 24m37.296897938s
Simplifying prog options: 0s
Extracting C: 55.688051471s
Simplifying C: 12m27.574612252s


extracting reproducer from 18 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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program crashed: WARNING in tcf_ct_flow_table_process_conn
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
socket$inet(0x2, 0x2, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r1=>0x0})
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r0 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r1=>0x0})
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r0, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(0xffffffffffffffff, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, 0x0, 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0)
r2 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r2, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, 0x0, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, 0x0}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, 0x0, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, 0x0}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, 0x0, 0x1c) (fail_nth: 6)

program did not crash
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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB], 0x1c) (fail_nth: 6)

program did not crash
extracting C reproducer
testing compiled C 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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
simplifying C reproducer
testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false 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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false 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}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true 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:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program did not crash
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
program crashed: WARNING in tcf_ct_flow_table_process_conn
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program crashed: WARNING in tcf_ct_flow_table_process_conn
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program did not crash
validation run: crashed=false
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program crashed: WARNING in tcf_ct_flow_table_process_conn
validation run: crashed=true
testing program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$inet-ioctl$sock_inet_SIOCSIFFLAGS-sendmsg$nl_route_sched-sendmsg$nl_route_sched-write$tun
detailed listing:
executing program 0:
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1001})
r1 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'syzkaller0\x00', <r2=>0x0})
r3 = socket$inet(0x2, 0x2, 0x0)
ioctl$sock_inet_SIOCSIFFLAGS(r3, 0x8914, &(0x7f00000000c0)={'syzkaller0\x00', 0x1})
sendmsg$nl_route_sched(r1, &(0x7f0000001000)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=@newqdisc={0x30, 0x24, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x0, 0xffff}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_ingress={0xc}]}, 0x30}}, 0x0)
sendmsg$nl_route_sched(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=@newtfilter={0x84, 0x2c, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2, {0x1}, {0xfff1, 0xffff}, {0x8, 0x1}}, [@filter_kind_options=@f_basic={{0xa}, {0x54, 0x2, [@TCA_BASIC_ACT={0x50, 0x3, [@m_ct={0x4c, 0x1, 0x0, 0x0, {{0x7}, {0x24, 0x2, 0x0, 0x1, [@TCA_CT_PARMS={0x18, 0x1, {0x0, 0x0, 0x3}}, @TCA_CT_ACTION={0x6, 0x3, 0x9}]}, {0x4}, {0xc}, {0xc}}}]}]}}]}, 0x84}}, 0x0)
write$tun(r0, &(0x7f0000000500)=ANY=[@ANYBLOB="4500001c123440004011149b0a0000010a00000204d2162e0008"], 0x1c) (fail_nth: 6)

program crashed: WARNING in tcf_ct_flow_table_process_conn
validation run: crashed=true
reproducing took 44m20.203688187s
repro crashed as (corrupted=false):
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4539 at net/sched/act_ct.c:433 tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
WARNING: CPU: 1 PID: 4539 at net/sched/act_ct.c:433 tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
Modules linked in:
CPU: 1 PID: 4539 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
pc : tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
lr : tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
lr : tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
sp : ffff800021126fc0
x29: ffff800021126fc0 x28: 0000000000000003 x27: 0000000000000000
x26: 0000000000000000 x25: dfff800000000000 x24: 1fffe000196bbf4e
x23: ffff0000cb5dfa70 x22: 0000000000000008 x21: ffff0000cb5dfa40
x20: ffff0000cb5df980 x19: ffff0000d2519000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff800011ba0e90 x15: 0000000000000000
x14: 0000000000000001 x13: 1ffff00002acb002 x12: 0000000000000000
x11: ff0080001010aaa0 x10: 0000000000000000 x9 : ffff80001010aaa0
x8 : ffff0000d8520000 x7 : 0000000000000001 x6 : 0000000000000001
x5 : 00000000ffffffff x4 : 0000000000000b20 x3 : 0000000000000b20
x2 : 00000000000000d8 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
 tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
 tcf_ct_act+0x2ac8/0x4000 net/sched/act_ct.c:1253
 tcf_action_exec+0x164/0x544 net/sched/act_api.c:1098
 tcf_exts_exec include/net/pkt_cls.h:351 [inline]
 basic_classify+0x1ec/0x314 net/sched/cls_basic.c:52
 __tcf_classify net/sched/cls_api.c:1569 [inline]
 tcf_classify+0x1b4/0x9d4 net/sched/cls_api.c:1635
 sch_handle_ingress net/core/dev.c:5261 [inline]
 __netif_receive_skb_core+0x17b0/0x31a0 net/core/dev.c:5479
 __netif_receive_skb_one_core net/core/dev.c:5617 [inline]
 __netif_receive_skb+0x78/0x2b0 net/core/dev.c:5733
 netif_receive_skb_internal net/core/dev.c:5819 [inline]
 netif_receive_skb+0x1e8/0x928 net/core/dev.c:5878
 tun_rx_batched+0x4ac/0x600 drivers/net/tun.c:-1
 tun_get_user+0x1f94/0x32a8 drivers/net/tun.c:1998
 tun_chr_write_iter+0xfc/0x200 drivers/net/tun.c:2044
 call_write_iter include/linux/fs.h:2271 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x3c8/0x7c8 fs/read_write.c:584
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 2989
hardirqs last  enabled at (2988): [<ffff800011b9f074>] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline]
hardirqs last  enabled at (2988): [<ffff800011b9f074>] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94
hardirqs last disabled at (2989): [<ffff800011b9d0cc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (2950): [<ffff80000c8df060>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (2952): [<ffff80000c8df02c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---

final repro crashed as (corrupted=false):
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4539 at net/sched/act_ct.c:433 tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
WARNING: CPU: 1 PID: 4539 at net/sched/act_ct.c:433 tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
Modules linked in:
CPU: 1 PID: 4539 Comm: syz.0.17 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
pc : tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
lr : tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
lr : tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
sp : ffff800021126fc0
x29: ffff800021126fc0 x28: 0000000000000003 x27: 0000000000000000
x26: 0000000000000000 x25: dfff800000000000 x24: 1fffe000196bbf4e
x23: ffff0000cb5dfa70 x22: 0000000000000008 x21: ffff0000cb5dfa40
x20: ffff0000cb5df980 x19: ffff0000d2519000 x18: 0000000000000000
x17: 0000000000000000 x16: ffff800011ba0e90 x15: 0000000000000000
x14: 0000000000000001 x13: 1ffff00002acb002 x12: 0000000000000000
x11: ff0080001010aaa0 x10: 0000000000000000 x9 : ffff80001010aaa0
x8 : ffff0000d8520000 x7 : 0000000000000001 x6 : 0000000000000001
x5 : 00000000ffffffff x4 : 0000000000000b20 x3 : 0000000000000b20
x2 : 00000000000000d8 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 tcf_ct_flow_table_add net/sched/act_ct.c:433 [inline]
 tcf_ct_flow_table_process_conn+0x38c/0x73c net/sched/act_ct.c:509
 tcf_ct_act+0x2ac8/0x4000 net/sched/act_ct.c:1253
 tcf_action_exec+0x164/0x544 net/sched/act_api.c:1098
 tcf_exts_exec include/net/pkt_cls.h:351 [inline]
 basic_classify+0x1ec/0x314 net/sched/cls_basic.c:52
 __tcf_classify net/sched/cls_api.c:1569 [inline]
 tcf_classify+0x1b4/0x9d4 net/sched/cls_api.c:1635
 sch_handle_ingress net/core/dev.c:5261 [inline]
 __netif_receive_skb_core+0x17b0/0x31a0 net/core/dev.c:5479
 __netif_receive_skb_one_core net/core/dev.c:5617 [inline]
 __netif_receive_skb+0x78/0x2b0 net/core/dev.c:5733
 netif_receive_skb_internal net/core/dev.c:5819 [inline]
 netif_receive_skb+0x1e8/0x928 net/core/dev.c:5878
 tun_rx_batched+0x4ac/0x600 drivers/net/tun.c:-1
 tun_get_user+0x1f94/0x32a8 drivers/net/tun.c:1998
 tun_chr_write_iter+0xfc/0x200 drivers/net/tun.c:2044
 call_write_iter include/linux/fs.h:2271 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x3c8/0x7c8 fs/read_write.c:584
 ksys_write+0x12c/0x228 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __arm64_sys_write+0x7c/0x90 fs/read_write.c:646
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x128 arch/arm64/kernel/entry-common.c:637
 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655
 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585
irq event stamp: 2989
hardirqs last  enabled at (2988): [<ffff800011b9f074>] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline]
hardirqs last  enabled at (2988): [<ffff800011b9f074>] exit_to_kernel_mode+0xcc/0xfc arch/arm64/kernel/entry-common.c:94
hardirqs last disabled at (2989): [<ffff800011b9d0cc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (2950): [<ffff80000c8df060>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (2952): [<ffff80000c8df02c>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---