Extracting prog: 4m43.935647055s
Minimizing prog: 1h45m45.90877954s
Simplifying prog options: 0s
Extracting C: 2m17.367403071s
Simplifying C: 18m19.040958347s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN-eventfd-capset
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)
eventfd(0x0)
capset(0x0, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN-eventfd-capset
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)
eventfd(0x0)
capset(0x0, 0x0)

program crashed: INFO: rcu detected stall in corrupted
single: successfully extracted reproducer
found reproducer with 9 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN-eventfd
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)
eventfd(0x0)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program crashed: INFO: rcu detected stall in unix_release
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$PROG_LOAD
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-ioctl$sock_SIOCGIFINDEX-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={0xffffffffffffffff, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {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}}): prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, 0x0, 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, 0x0, 0x0)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, 0x0, &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x94)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0x0, 0x0, &(0x7f00000009c0), 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
detailed listing:
executing program 0:
openat$vhost_vsock(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000019c0)=ANY=[@ANYBLOB="18000000000000000000000000000000850000002e00000018010000696c6c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000007000000095"], &(0x7f0000000000)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90)
bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000240)={r0, 0x0, 0xe, 0x0, &(0x7f00000009c0)="0000ffffff8d00f03f0100000001", 0x0, 0xfffffffe, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x50)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 2h19m13.854391967s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	(detected by 1, t=10502 jiffies, g=9465, q=234 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294962476-4294951974), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g9465 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:28440 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x1139/0x6150 kernel/sched/core.c:6863
 __schedule_loop kernel/sched/core.c:6945 [inline]
 schedule+0xe7/0x3a0 kernel/sched/core.c:6960
 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1ea/0xaf0 kernel/rcu/tree.c:2083
 rcu_gp_kthread+0x26d/0x380 kernel/rcu/tree.c:2285
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82
Code: a6 5f 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 29 12 00 fb f4 <e9> cc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffc90000197de8 EFLAGS: 000002c6
RAX: 00000000000a4cb1 RBX: 0000000000000001 RCX: ffffffff8b7836d9
RDX: 0000000000000000 RSI: ffffffff8dace187 RDI: ffffffff8bf2b380
RBP: ffffed1003b56498 R08: 0000000000000001 R09: ffffed10170a673d
R10: ffff8880b85339eb R11: ffff88801dab2ff0 R12: 0000000000000001
R13: ffff88801dab24c0 R14: ffffffff9088b8d0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881249f5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000000285cc000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline]
 default_idle+0x13/0x20 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:191 [inline]
 do_idle+0x38d/0x510 kernel/sched/idle.c:332
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:430
 start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312
 common_startup_64+0x13e/0x148
 </TASK>

report is corrupted, running repro again
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$vhost_vsock-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-bpf$PROG_LOAD-bpf$BPF_PROG_TEST_RUN
program crashed: INFO: rcu detected stall in sys_openat
final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5838/1:b..l
rcu: 	(detected by 1, t=10502 jiffies, g=7133, q=297 ncpus=2)
task:syz-executor357 state:R  running task     stack:28520 pid:5838  tgid:5838  ppid:5833   task_flags:0x400040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x1139/0x6150 kernel/sched/core.c:6863
 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7190
 irqentry_exit+0x1d8/0x8c0 kernel/entry/common.c:216
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:get_current arch/x86/include/asm/current.h:25 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70 kernel/kcov.c:216
Code: e9 0d 18 5e 00 be 03 00 00 00 5b e9 32 ea ed 02 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 34 24 <65> 48 8b 15 58 c7 f3 11 65 8b 05 69 c7 f3 11 a9 00 01 ff 00 74 1d
RSP: 0018:ffffc9000403f9f0 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff845d136a
RDX: ffff88807cf38000 RSI: ffffffff845d12e1 RDI: 0000000000000005
RBP: ffff888149058c38 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: ffff88807cf38b30 R12: 0000000000000081
R13: 0000000000000001 R14: ffff8880226cb321 R15: ffffc9000403fc20
 arch_static_branch arch/x86/include/asm/jump_label.h:37 [inline]
 security_inode_permission+0x81/0x260 security/security.c:1816
 lookup_inode_permission_may_exec fs/namei.c:641 [inline]
 may_lookup fs/namei.c:1900 [inline]
 link_path_walk+0x2a5/0x1c70 fs/namei.c:2537
 path_openat+0x1bd/0x3140 fs/namei.c:4783
 do_filp_open+0x20b/0x470 fs/namei.c:4814
 do_sys_openat2+0x121/0x290 fs/open.c:1430
 do_sys_open fs/open.c:1436 [inline]
 __do_sys_openat fs/open.c:1452 [inline]
 __se_sys_openat fs/open.c:1447 [inline]
 __x64_sys_openat+0x174/0x210 fs/open.c:1447
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xcd/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff02b2c7d29
RSP: 002b:00007ffda63b4e88 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00002000000000c0 RCX: 00007ff02b2c7d29
RDX: 0000000000000002 RSI: 00002000000000c0 RDI: ffffffffffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread starved for 10314 jiffies! g7133 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:28024 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5256 [inline]
 __schedule+0x1139/0x6150 kernel/sched/core.c:6863
 __schedule_loop kernel/sched/core.c:6945 [inline]
 schedule+0xe7/0x3a0 kernel/sched/core.c:6960
 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x1ea/0xaf0 kernel/rcu/tree.c:2083
 rcu_gp_kthread+0x26d/0x380 kernel/rcu/tree.c:2285
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82
Code: a6 5f 02 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 13 29 12 00 fb f4 <e9> cc 35 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
RSP: 0018:ffffc90000197de8 EFLAGS: 000002c6
RAX: 0000000000089f6d RBX: 0000000000000001 RCX: ffffffff8b7836d9
RDX: 0000000000000000 RSI: ffffffff8dace187 RDI: ffffffff8bf2b380
RBP: ffffed1003b56498 R08: 0000000000000001 R09: ffffed10170a673d
R10: ffff8880b85339eb R11: ffff88801dab2ff0 R12: 0000000000000001
R13: ffff88801dab24c0 R14: ffffffff9088b8d0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881249f5000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000074a64000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline]
 default_idle+0x13/0x20 arch/x86/kernel/process.c:767
 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122
 cpuidle_idle_call kernel/sched/idle.c:191 [inline]
 do_idle+0x38d/0x510 kernel/sched/idle.c:332
 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:430
 start_secondary+0x21d/0x2d0 arch/x86/kernel/smpboot.c:312
 common_startup_64+0x13e/0x148
 </TASK>