Extracting prog: 2m50.414521114s
Minimizing prog: 51m24.568381121s
Simplifying prog options: 7m31.006541716s
Extracting C: 2m37.353175843s
Simplifying C: 0s


1 programs, 3 VMs, timeouts [15s 1m40s 6m0s]
extracting reproducer from 1 programs
single: executing 1 programs separately with timeout 15s
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program crashed: BUG: please report to dccp@vger.kernel.org => prev = NUM, last = NUM at net/dccp/ccids/lib/packet_history.c:LINE/tfrc_rx
single: successfully extracted reproducer
found reproducer with 10 syscalls
minimizing guilty program
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
accept4(r0, 0x0, 0x0, 0x0)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-setsockopt-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-socket$inet_dccp-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-listen-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
setsockopt(0xffffffffffffffff, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(0xffffffffffffffff, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r1 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(0xffffffffffffffff, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-bind$inet6-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-syz_genetlink_get_family_id$devlink-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
syz_genetlink_get_family_id$devlink(0x0, 0xffffffffffffffff)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program crashed: BUG: please report to dccp@vger.kernel.org => prev = NUM, last = NUM at net/dccp/ccids/lib/packet_history.c:LINE/tfrc_rx
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
bind$inet6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(0xffffffffffffffff, 0x101)
r0 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r0, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r0, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r1 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0)
sendmsg$nl_route(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r0, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, 0x0, 0x0)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, 0x0, 0x0)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff), 0x0)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, 0x0, 0x0)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, 0x0, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={0x0, 0x14}}, 0x0) (async, rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program crashed: BUG: please report to dccp@vger.kernel.org => prev = NUM, last = NUM at net/dccp/ccids/lib/packet_history.c:LINE/tfrc_rx
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (rerun: 64)
write$binfmt_aout(r1, 0x0, 0xc1) (rerun: 64)

program did not crash
testing program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1)

program crashed: BUG: please report to dccp@vger.kernel.org => prev = NUM, last = NUM at net/dccp/ccids/lib/packet_history.c:LINE/tfrc_rx
extracting C reproducer
testing compiled C program (duration=2m30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
program did not crash
simplifying guilty program options
testing program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1)

program crashed: BUG: please report to dccp@vger.kernel.org => prev = NUM, last = NUM at net/dccp/ccids/lib/packet_history.c:LINE/tfrc_rx
extracting C reproducer
testing compiled C program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
program did not crash
testing program (duration=2m30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6-bind$inet6-listen-socket$inet_dccp-setsockopt-connect$inet-accept4-sendmsg$nl_route-write$binfmt_aout
detailed listing:
executing program 0:
r0 = socket$inet6(0xa, 0x6, 0x0)
bind$inet6(r0, &(0x7f0000000000)={0xa, 0x4e20}, 0x1c)
listen(r0, 0x101)
r1 = socket$inet_dccp(0x2, 0x6, 0x0)
setsockopt(r1, 0x10d, 0x800000000d, &(0x7f00001c9fff)="03", 0x1)
connect$inet(r1, &(0x7f0000e5c000)={0x2, 0x4e20, @dev}, 0x3a)
r2 = accept4(r0, 0x0, 0x0, 0x0)
sendmsg$nl_route(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[], 0x14}}, 0x0) (rerun: 64)
write$binfmt_aout(r1, &(0x7f00000019c0)=ANY=[], 0xc1)

program did not crash
reproducing took 1h4m25.239243416s
repro crashed as (corrupted=false):
BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt()
CPU: 0 PID: 8738 Comm: syz-executor.3 Not tainted 6.10.0-rc4-syzkaller-00802-ga6ec08beec9e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
 tfrc_rx_hist_sample_rtt+0x397/0x4b0 net/dccp/ccids/lib/packet_history.c:414
 ccid3_hc_rx_packet_recv+0x69d/0xe60 net/dccp/ccids/ccid3.c:760
 ccid_hc_rx_packet_recv net/dccp/ccid.h:182 [inline]
 dccp_deliver_input_to_ccids net/dccp/input.c:176 [inline]
 dccp_rcv_established+0x1bb/0x320 net/dccp/input.c:374
 dccp_v4_do_rcv+0xff/0x1f0 net/dccp/ipv4.c:677
 sk_backlog_rcv include/net/sock.h:1106 [inline]
 __release_sock+0x243/0x350 net/core/sock.c:3004
 release_sock+0x61/0x1f0 net/core/sock.c:3558
 dccp_sendmsg+0x4f0/0xba0 net/dccp/proto.c:803
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x1a6/0x270 net/socket.c:745
 sock_write_iter+0x2dd/0x400 net/socket.c:1160
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0xa72/0xc90 fs/read_write.c:590
 ksys_write+0x1a0/0x2c0 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4351a7cf29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe618bbd58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4351bb3f80 RCX: 00007f4351a7cf29
RDX: 00000000000000c1 RSI: 00000000200019c0 RDI: 0000000000000004
RBP: 00007f4351aec074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4351bb3f8c R14: 00007f4351bb3f80 R15: 00007f4351bb3f80
 </TASK>

final repro crashed as (corrupted=false):
BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:417/tfrc_rx_hist_sample_rtt()
CPU: 0 PID: 8738 Comm: syz-executor.3 Not tainted 6.10.0-rc4-syzkaller-00802-ga6ec08beec9e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
 tfrc_rx_hist_sample_rtt+0x397/0x4b0 net/dccp/ccids/lib/packet_history.c:414
 ccid3_hc_rx_packet_recv+0x69d/0xe60 net/dccp/ccids/ccid3.c:760
 ccid_hc_rx_packet_recv net/dccp/ccid.h:182 [inline]
 dccp_deliver_input_to_ccids net/dccp/input.c:176 [inline]
 dccp_rcv_established+0x1bb/0x320 net/dccp/input.c:374
 dccp_v4_do_rcv+0xff/0x1f0 net/dccp/ipv4.c:677
 sk_backlog_rcv include/net/sock.h:1106 [inline]
 __release_sock+0x243/0x350 net/core/sock.c:3004
 release_sock+0x61/0x1f0 net/core/sock.c:3558
 dccp_sendmsg+0x4f0/0xba0 net/dccp/proto.c:803
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x1a6/0x270 net/socket.c:745
 sock_write_iter+0x2dd/0x400 net/socket.c:1160
 new_sync_write fs/read_write.c:497 [inline]
 vfs_write+0xa72/0xc90 fs/read_write.c:590
 ksys_write+0x1a0/0x2c0 fs/read_write.c:643
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4351a7cf29
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe618bbd58 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f4351bb3f80 RCX: 00007f4351a7cf29
RDX: 00000000000000c1 RSI: 00000000200019c0 RDI: 0000000000000004
RBP: 00007f4351aec074 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4351bb3f8c R14: 00007f4351bb3f80 R15: 00007f4351bb3f80
 </TASK>