Extracting prog: 48.489075319s
Minimizing prog: 24m44.450742192s
Simplifying prog options: 0s
Extracting C: 1m8.818311274s
Simplifying C: 16m36.781880592s
extracting reproducer from 30 programs
first checking the prog from the crash report
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program crashed: WARNING in inet_sock_destruct
single: successfully extracted reproducer
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
program did not crash
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r1 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r1, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
accept$alg(r1, 0x0, 0x0)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(0xffffffffffffffff, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = fcntl$dupfd(r1, 0x406, 0xffffffffffffffff)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r3, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r3, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
bind$alg(0xffffffffffffffff, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r2 = accept$alg(0xffffffffffffffff, 0x0, 0x0)
r3 = fcntl$dupfd(r1, 0x406, r2)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r3, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r3, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r1 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r1, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r2 = accept$alg(r1, 0x0, 0x0)
r3 = fcntl$dupfd(0xffffffffffffffff, 0x406, r2)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r3, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r3, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
sendto$inet6(0xffffffffffffffff, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(0xffffffffffffffff, 0x100101)
r0 = accept4(0xffffffffffffffff, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r1 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r1, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r2 = accept$alg(r1, 0x0, 0x0)
r3 = fcntl$dupfd(r0, 0x406, r2)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r3, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r3, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, 0x0, 0x0, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240), 0x0, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, 0x0, 0x0)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, 0x0, 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, 0x0, 0x0)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, 0x0, 0x0)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program did not crash
testing program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, 0x0, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
simplifying C reproducer
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program did not crash
testing compiled C program (duration=45.970215114s, {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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program did not crash
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false 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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program did not crash
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true 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}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program did not crash
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing compiled C program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
program crashed: WARNING in inet_sock_destruct
testing program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program crashed: WARNING in inet_sock_destruct
validation run: crashed=true
testing program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program crashed: WARNING in inet_sock_destruct
validation run: crashed=true
testing program (duration=45.970215114s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-sendto$inet6-listen-accept4-openat$cgroup_ro-socket$alg-bind$alg-accept$alg-fcntl$dupfd-mprotect-setsockopt$sock_int-write$FUSE_ATTR
detailed listing:
executing program 0:
r0 = socket$inet6_sctp(0xa, 0x1, 0x84)
sendto$inet6(r0, &(0x7f0000000240)="8a", 0x1, 0x40040c0, &(0x7f0000000080)={0xa, 0x3, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x9}, 0x1c)
listen(r0, 0x100101)
r1 = accept4(r0, 0x0, 0x0, 0x0)
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000100)='cgroup.controllers\x00', 0x275a, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r2, &(0x7f0000000080)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(cipher_null)\x00'}, 0x58)
r3 = accept$alg(r2, 0x0, 0x0)
r4 = fcntl$dupfd(r1, 0x406, r3)
mprotect(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x1)
setsockopt$sock_int(r4, 0x1, 0x20, &(0x7f0000000100)=0xeea, 0x4)
write$FUSE_ATTR(r4, &(0x7f0000000280)={0x78, 0xfffffffffffffff5, 0x0, {0x2, 0x3, 0x0, {0x0, 0x6, 0x400000000000000b, 0x0, 0x7ff, 0x2, 0x2, 0xd, 0x5, 0xa000, 0xa40, 0x0, 0x0, 0x3001, 0x2}}}, 0xffffff03)
program crashed: WARNING in inet_sock_destruct
validation run: crashed=true
reproducing took 47m44.034422604s
repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4182 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x63b/0x730 net/ipv4/af_inet.c:157
Modules linked in:
CPU: 0 PID: 4182 Comm: syz-execprog Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:inet_sock_destruct+0x63b/0x730 net/ipv4/af_inet.c:157
Code: 01 e8 49 b7 03 f9 0f 0b e9 64 fe ff ff e8 3d b7 03 f9 0f 0b e9 99 fe ff ff e8 31 b7 03 f9 0f 0b e9 c1 fe ff ff e8 25 b7 03 f9 <0f> 0b e9 e9 fe ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 5b fd ff
RSP: 0018:ffffc90000007b20 EFLAGS: 00010246
RAX: ffffffff887569eb RBX: dffffc0000000000 RCX: ffff888079441dc0
RDX: 0000000000000100 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000080000000 R08: ffff88807a08ca7f R09: 1ffff1100f41194f
R10: dffffc0000000000 R11: ffffed100f411950 R12: ffff88807a08c800
R13: ffff88807a08c800 R14: ffff88807a08ca20 R15: 1ffff1100f411902
FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000092976337e60 CR3: 0000000074846000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__sk_destruct+0x50/0x840 net/core/sock.c:1961
sock_put include/net/sock.h:1989 [inline]
sctp_endpoint_destroy_rcu+0x9d/0xe0 net/sctp/endpointola.c:193
rcu_do_batch kernel/rcu/tree.c:2523 [inline]
rcu_core+0x9d2/0x1670 kernel/rcu/tree.c:2763
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:__preempt_count_add arch/x86/include/asm/preempt.h:80 [inline]
RIP: 0010:rcu_is_watching+0x5/0xa0 kernel/rcu/tree.c:1122
Code: 44 24 70 75 1b 48 8d 65 e8 5b 41 5e 41 5f 5d c3 e8 a0 99 57 08 41 f7 c7 00 02 00 00 75 bd eb bc e8 80 99 57 08 41 57 41 56 53 <65> ff 05 7c a0 9d 7e e8 7f a9 57 08 89 c3 83 f8 08 73 5c 49 bf 00
RSP: 0018:ffffc90002dbf8e0 EFLAGS: 00000257
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff815d0086
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8d89e368
RBP: ffffc90002dbfa18 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: ffff8880794427a8
R13: 1ffff920005b7f2c R14: 0000000000000000 R15: dffffc0000000000
trace_lock_acquire include/trace/events/lock.h:13 [inline]
lock_acquire+0xc8/0x400 kernel/locking/lockdep.c:5594
__raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:364 [inline]
task_lock include/linux/sched/task.h:199 [inline]
switch_task_namespaces kernel/nsproxy.c:243 [inline]
exit_task_namespaces+0x34/0xc0 kernel/nsproxy.c:254
do_exit+0x621/0x20c0 kernel/exit.c:882
do_group_exit+0x12e/0x300 kernel/exit.c:997
get_signal+0x6ca/0x12c0 kernel/signal.c:2900
arch_do_signal_or_restart+0xe7/0x12c0 arch/x86/kernel/signal.c:867
handle_signal_work kernel/entry/common.c:154 [inline]
exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178
exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
__syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x493de3
Code: Unable to access opcode bytes at RIP 0x493db9.
RSP: 002b:00000929761ebcd8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000493de3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000929761d0960
RBP: 00000929761ebd20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000929761ebd30
R13: 0000092978efa160 R14: 0000092976160b40 R15: ffffffffffffffff
----------------
Code disassembly (best guess):
0: 44 24 70 rex.R and $0x70,%al
3: 75 1b jne 0x20
5: 48 8d 65 e8 lea -0x18(%rbp),%rsp
9: 5b pop %rbx
a: 41 5e pop %r14
c: 41 5f pop %r15
e: 5d pop %rbp
f: c3 ret
10: e8 a0 99 57 08 call 0x85799b5
15: 41 f7 c7 00 02 00 00 test $0x200,%r15d
1c: 75 bd jne 0xffffffdb
1e: eb bc jmp 0xffffffdc
20: e8 80 99 57 08 call 0x85799a5
25: 41 57 push %r15
27: 41 56 push %r14
29: 53 push %rbx
* 2a: 65 ff 05 7c a0 9d 7e incl %gs:0x7e9da07c(%rip) # 0x7e9da0ad <-- trapping instruction
31: e8 7f a9 57 08 call 0x857a9b5
36: 89 c3 mov %eax,%ebx
38: 83 f8 08 cmp $0x8,%eax
3b: 73 5c jae 0x99
3d: 49 rex.WB
3e: bf .byte 0xbf
final repro crashed as (corrupted=false):
------------[ cut here ]------------
WARNING: CPU: 0 PID: 4182 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x63b/0x730 net/ipv4/af_inet.c:157
Modules linked in:
CPU: 0 PID: 4182 Comm: syz-execprog Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:inet_sock_destruct+0x63b/0x730 net/ipv4/af_inet.c:157
Code: 01 e8 49 b7 03 f9 0f 0b e9 64 fe ff ff e8 3d b7 03 f9 0f 0b e9 99 fe ff ff e8 31 b7 03 f9 0f 0b e9 c1 fe ff ff e8 25 b7 03 f9 <0f> 0b e9 e9 fe ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 5b fd ff
RSP: 0018:ffffc90000007b20 EFLAGS: 00010246
RAX: ffffffff887569eb RBX: dffffc0000000000 RCX: ffff888079441dc0
RDX: 0000000000000100 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000080000000 R08: ffff88807a08ca7f R09: 1ffff1100f41194f
R10: dffffc0000000000 R11: ffffed100f411950 R12: ffff88807a08c800
R13: ffff88807a08c800 R14: ffff88807a08ca20 R15: 1ffff1100f411902
FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000092976337e60 CR3: 0000000074846000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__sk_destruct+0x50/0x840 net/core/sock.c:1961
sock_put include/net/sock.h:1989 [inline]
sctp_endpoint_destroy_rcu+0x9d/0xe0 net/sctp/endpointola.c:193
rcu_do_batch kernel/rcu/tree.c:2523 [inline]
rcu_core+0x9d2/0x1670 kernel/rcu/tree.c:2763
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:__preempt_count_add arch/x86/include/asm/preempt.h:80 [inline]
RIP: 0010:rcu_is_watching+0x5/0xa0 kernel/rcu/tree.c:1122
Code: 44 24 70 75 1b 48 8d 65 e8 5b 41 5e 41 5f 5d c3 e8 a0 99 57 08 41 f7 c7 00 02 00 00 75 bd eb bc e8 80 99 57 08 41 57 41 56 53 <65> ff 05 7c a0 9d 7e e8 7f a9 57 08 89 c3 83 f8 08 73 5c 49 bf 00
RSP: 0018:ffffc90002dbf8e0 EFLAGS: 00000257
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff815d0086
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8d89e368
RBP: ffffc90002dbfa18 R08: ffffffff8d89e36f R09: 1ffffffff1b13c6d
R10: dffffc0000000000 R11: fffffbfff1b13c6e R12: ffff8880794427a8
R13: 1ffff920005b7f2c R14: 0000000000000000 R15: dffffc0000000000
trace_lock_acquire include/trace/events/lock.h:13 [inline]
lock_acquire+0xc8/0x400 kernel/locking/lockdep.c:5594
__raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline]
_raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:364 [inline]
task_lock include/linux/sched/task.h:199 [inline]
switch_task_namespaces kernel/nsproxy.c:243 [inline]
exit_task_namespaces+0x34/0xc0 kernel/nsproxy.c:254
do_exit+0x621/0x20c0 kernel/exit.c:882
do_group_exit+0x12e/0x300 kernel/exit.c:997
get_signal+0x6ca/0x12c0 kernel/signal.c:2900
arch_do_signal_or_restart+0xe7/0x12c0 arch/x86/kernel/signal.c:867
handle_signal_work kernel/entry/common.c:154 [inline]
exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178
exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
__syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x493de3
Code: Unable to access opcode bytes at RIP 0x493db9.
RSP: 002b:00000929761ebcd8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 0000000000493de3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000929761d0960
RBP: 00000929761ebd20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000929761ebd30
R13: 0000092978efa160 R14: 0000092976160b40 R15: ffffffffffffffff
----------------
Code disassembly (best guess):
0: 44 24 70 rex.R and $0x70,%al
3: 75 1b jne 0x20
5: 48 8d 65 e8 lea -0x18(%rbp),%rsp
9: 5b pop %rbx
a: 41 5e pop %r14
c: 41 5f pop %r15
e: 5d pop %rbp
f: c3 ret
10: e8 a0 99 57 08 call 0x85799b5
15: 41 f7 c7 00 02 00 00 test $0x200,%r15d
1c: 75 bd jne 0xffffffdb
1e: eb bc jmp 0xffffffdc
20: e8 80 99 57 08 call 0x85799a5
25: 41 57 push %r15
27: 41 56 push %r14
29: 53 push %rbx
* 2a: 65 ff 05 7c a0 9d 7e incl %gs:0x7e9da07c(%rip) # 0x7e9da0ad <-- trapping instruction
31: e8 7f a9 57 08 call 0x857a9b5
36: 89 c3 mov %eax,%ebx
38: 83 f8 08 cmp $0x8,%eax
3b: 73 5c jae 0x99
3d: 49 rex.WB
3e: bf .byte 0xbf