Extracting prog: 2m5.498544483s
Minimizing prog: 36m58.740289196s
Simplifying prog options: 6m29.440581427s
Extracting C: 49.453563049s
Simplifying C: 0s


24 programs, timeouts [15s 6m0s]
extracting reproducer from 24 programs
single: executing 4 programs separately with timeout 15s
testing program (duration=15s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue-procctl$PROC_REAP_KILL-setsockopt$inet_tcp_TCP_CONGESTION
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10)
r4 = fork()
sigqueue(r4, 0x0, @sigval_int)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})
setsockopt$inet_tcp_TCP_CONGESTION(0xffffffffffffffff, 0x6, 0x40, 0x0, 0x0)

program crashed: lost connection to test machine
single: successfully extracted reproducer
found reproducer with 28 syscalls
minimizing guilty program
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
sendto(r1, &(0x7f0000000900)="1d77c57c16eb5158caed03d9c0f6dca317dffc1d3274f66f21ae7c59f1ee36dfd4937ea42fcc31cb20e43d2d855805008764d272582aaa8e01850752a4ef2bf19ce924bc6abfa885ce3bb82db3049521de0dcadd05090b74beb5001cc836fa6a6df5a439bbd9f6e99853d26df8f1556d7f04d639b9608adf0c8a2160f6c84cb6465394f135182bd779fca31bd722fc8452862c193bd74a492389f1a6500f3f6cd32f8e3e2348640cf138e8d8fbd568b750a6590010e379273f4535083f61c543831816d5cd1c4c0964e7b7820f1087956616a031c3ce09e02719de4eb3c7b7521469c86d1e4f4422aeadfdc10f9281d64f1ae344a1a557a97e9a7732b5cb1b0f6e4603be46ec05d26db9302240f6341885308c9f5d3b53f88e472fef6b56f84d51ccb7a8a86d7ec53003991f262a3023331bda2476443fcaabedac625c94d6a225d395e9781cfa7ccbeee8c722aff529291d324fc39ba33b20b5a5e33a163bc4869234c8fc7c392a305f68930a65de05f4a05f44f6f7d57cc6505583c17955561d574c98c618966feb5d1221255309500ddf7543cee9fc480c6a868965d8680869203683cbc6d00ae71d0653d62ceccab106843004f3d2129b49582cd46f4dba029c6317554188223a363989bee5c145a1b8cad090e864922b978db289438eff50691f0f2e54e260b1f4e0ac62f1f5f55987e01e7ca8225bfdc154fb3a2a06ed6de8294723fd17996129ffd07f4681bd76c181fa867c038eb32535011da8adb6ffc304303e2166c92523c361d7d657d9070b83f75a039484b8f302e3991cdc1c5133ee495a5b13cb35375832f250f03018149f0866a33c17f3916bffb37307c0172cf7f246ed5cc9c80d93abab30865d7202eb26b7335b0dbdaf0397603c30ffe932cde59cfcf75ce099c2aead6b0857dc24a9f188f10a3258101a7ce0ced8d78bc50c2948640ada0300478c93704d26be6a3cffbac6319ae6815697dc3d3a841e84737c21596051177282128d5f4e594423fc5ae0a2f8ce75cf286ea2eabc3b4245d3a2f38d6db71857b1c98ad38db2884110701e6d5f720257c265deb4514532a2f068a8e8419bb277ffcdeccb50e6a2d4a372d24f8a9c766ba84411a53d14cc9ff5c7fe47028ee2047276298e296b43cf79a2479e264231b5b51176faa3ba0bb0fd1bf32b36357790efb2059265ac6a0efd0e5f5e771cd2e6f56b75aad124b3abf5e78c8df1a4cc542d9998ce02490b3e2e507ed82a2aab939436f98c1157cf2ac19160641ac4564329dcc6a24a8cfb1e42840e2d2a710e220e826dd62141d73c2cd5f802f5bd15d0c4ec9f2a90fab981a3ce35d3b8f232397bf3f0629d682060280bd20a257dc86a74f6d65052168f453243620960673cfbae03ad5d7fe7cb2e36dd94f1f8b0602e72304726fdb7d906c514e297f12d768f98ba0610944d908812dcfd705d7fc34afffffffff200"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10)
r4 = fork()
sigqueue(r4, 0x0, @sigval_int)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-sigqueue
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10)
r4 = fork()
sigqueue(r4, 0x0, @sigval_int)

program did not crash
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-fork-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10)
fork()
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-sendto-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
sendto(r1, &(0x7f0000000900)="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"/1050, 0x41a, 0x104, &(0x7f0000000480)=@in={0x10, 0x2, 0x1, @loopback}, 0x10)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
getsockopt$inet6_sctp_SCTP_PR_STREAM_STATUS(0xffffffffffffff9c, 0x84, 0x107, &(0x7f0000000640)={0x0, 0x7, 0x2, 0x0, 0xffffffff}, &(0x7f0000000780)=0x18)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-rfork-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
rfork(0x20)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
getsockopt$inet6_sctp_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x103, 0x0, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-getsockopt$inet6_buf-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
getsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x19, 0x0, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-rfork-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
rfork(0x81020)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-openat$filemon-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
openat$filemon(0xffffffffffffff9c, &(0x7f0000000100), 0x480002, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-syz_emit_ethernet-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
syz_emit_ethernet(0x66, &(0x7f00000002c0)=ANY=[@ANYBLOB="aaaaaaaaaaaaaaaaaaaaaaaa86dd604292c800300000fe8000000000000000000000140000aaff0200000000000000000000000000012902"])
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-socket$inet_sctp-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
socket$inet_sctp(0x2, 0x0, 0x84)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-connect$inet-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
connect$inet(r1, &(0x7f0000000240)={0x10, 0x2, 0x2, @loopback}, 0x10)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-fcntl$lock-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
r2 = open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r3 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r3, 0x6, 0x24, 0x0, 0x0)
fcntl$lock(r2, 0xb, &(0x7f0000000280))
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-setsockopt$inet6_tcp_buf-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r2 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, 0x0, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-setsockopt$inet6_tcp_buf-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
r2 = socket$inet6_tcp(0x1c, 0x1, 0x0)
setsockopt$inet6_tcp_buf(r2, 0x6, 0x24, &(0x7f0000000080)="f4", 0x1)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-socket$inet6_tcp-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
socket$inet6_tcp(0x1c, 0x1, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-open$dir-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
open$dir(&(0x7f0000000040)='./file0\x00', 0x400, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-clock_settime-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
clock_settime(0x0, &(0x7f00000001c0)={0x62de, 0x9a4f})
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-setsockopt$inet_tcp_TCP_FUNCTION_BLK-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
r1 = socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
setsockopt$inet_tcp_TCP_FUNCTION_BLK(r1, 0x6, 0x2000, &(0x7f0000000080)={'bbr\x00'}, 0x24)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-fstat-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
r0 = socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
socket(0x2, 0x1, 0x0)
fstat(r0, &(0x7f0000000680))
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-socket-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
socket(0x2, 0x1, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-ksem_init-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
ksem_init(&(0x7f0000000180), 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-socketpair$unix-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
socketpair$unix(0x1, 0x1, 0x0, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-socket$inet6_sctp-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
socket$inet6_sctp(0x1c, 0x1, 0x84)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-socket$inet_sctp-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
socket$inet_sctp(0x2, 0x0, 0x84)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sendmsg$inet_sctp-procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
sendmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000000840)={0x0, 0x0, 0x0}, 0x0)
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
testing program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
program did not crash
simplifying guilty program options
testing program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
program did not crash
testing program (duration=22.5s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program did not crash
testing program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
detailed listing:
executing program 0:
procctl$PROC_REAP_KILL(0x0, 0x0, 0x6, &(0x7f0000000880)={0x5, 0x1, 0xffffffffffffffff, 0x80000000})

program crashed: lost connection to test machine
extracting C reproducer
testing compiled C program (duration=22.5s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): procctl$PROC_REAP_KILL
program did not crash
reproducing took 46m5.912539233s
repro crashed as (corrupted=false):

final repro crashed as (corrupted=false):