Extracting prog: 5m17.203306135s
Minimizing prog: 54m56.153403561s
Simplifying prog options: 0s
Extracting C: 2m26.847263825s
Simplifying C: 50m38.534816998s
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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program crashed: INFO: rcu detected stall in corrupted
single: successfully extracted reproducer
found reproducer with 4 syscalls
minimizing guilty program
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
write(0xffffffffffffffff, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mount-openat-write
detailed listing:
executing program 0:
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, 0x0, 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, 0x0, &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', 0x0, 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, 0x0, 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, 0x0, 0x0)
program did not crash
testing program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00), 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
simplifying C reproducer
testing compiled C program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=5m21.750156048s, {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}}): mkdirat-mount-openat-write
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false 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}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: task hung in reg_process_self_managed_hints
a never seen crash title: INFO: task hung in reg_process_self_managed_hints, ignore
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: task hung in ftrace_set_clr_event
a never seen crash title: INFO: task hung in ftrace_set_clr_event, ignore
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames
a never seen crash title: INFO: rcu detected stall in ieee80211_handle_queued_frames, ignore
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
testing program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
detailed listing:
executing program 0:
mkdirat(0xffffffffffffff9c, &(0x7f0000000300)='./trace\x00', 0x1ff)
mount(0x0, &(0x7f0000000340)='./trace\x00', &(0x7f0000000380)='tracefs\x00', 0x0, 0x0)
r0 = openat(0xffffffffffffff9c, &(0x7f0000003bc0)='./trace/set_event\x00', 0x2, 0x0)
write(r0, &(0x7f0000003c00)=':', 0x1)
program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 2h3m49.25804921s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P29/5:b..l.. P137/1:b..l..
rcu: (detected by 1, t=10502 jiffies, g=18929, q=1335 ncpus=2)
task:kworker/u8:5 state:D stack:22200 pid:137 tgid:137 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5583 [inline]
__schedule+0x171d/0x56f0 kernel/sched/core.c:7382
__schedule_loop kernel/sched/core.c:7459 [inline]
schedule_rtlock+0x30/0x70 kernel/sched/core.c:7538
rtlock_slowlock_locked+0x35c9/0x3c20 kernel/locking/rtmutex.c:1895
rtlock_slowlock kernel/locking/rtmutex.c:1922 [inline]
rtlock_lock kernel/locking/spinlock_rt.c:43 [inline]
__rt_spin_lock kernel/locking/spinlock_rt.c:49 [inline]
rt_spin_lock+0x165/0x400 kernel/locking/spinlock_rt.c:57
spin_lock include/linux/spinlock_rt.h:45 [inline]
tasklet_lock_callback kernel/softirq.c:934 [inline]
tasklet_action_common+0xc5/0x600 kernel/softirq.c:984
handle_softirqs+0x1d4/0x6c0 kernel/softirq.c:669
__do_softirq kernel/softirq.c:703 [inline]
__local_bh_enable_ip+0x16f/0x2b0 kernel/softirq.c:325
local_bh_enable include/linux/bottom_half.h:33 [inline]
spin_unlock_bh include/linux/spinlock_rt.h:122 [inline]
cfg80211_inform_single_bss_data+0x135d/0x1bf0 net/wireless/scan.c:2463
cfg80211_inform_bss_data+0x25b/0x3be0 net/wireless/scan.c:3303
cfg80211_inform_bss_frame_data+0x51a/0xae0 net/wireless/scan.c:3399
ieee80211_bss_info_update+0x772/0xa30 net/mac80211/scan.c:236
ieee80211_rx_bss_info net/mac80211/ibss.c:1065 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1546 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1ce1/0x2c40 net/mac80211/ibss.c:1573
ieee80211_iface_process_skb net/mac80211/iface.c:1805 [inline]
ieee80211_iface_work+0x769/0xfa0 net/mac80211/iface.c:1859
cfg80211_wiphy_work+0x29e/0x420 net/wireless/core.c:610
process_one_work kernel/workqueue.c:3495 [inline]
process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3578
worker_thread+0xa47/0xfb0 kernel/workqueue.c:3659
kthread+0x38b/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:ksoftirqd/1 state:R running task stack:22488 pid:29 tgid:29 ppid:2 task_flags:0x4208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5583 [inline]
__schedule+0x171d/0x56f0 kernel/sched/core.c:7382
preempt_schedule_notrace+0x56/0x90 kernel/sched/core.c:7633
preempt_schedule_notrace_thunk+0x16/0x30 arch/x86/entry/thunk.S:13
class_preempt_notrace_destructor include/linux/preempt.h:497 [inline]
trace_event_raw_event_lock+0x241/0x280 include/trace/events/lock.h:49
__do_trace_lock_release include/trace/events/lock.h:68 [inline]
trace_lock_release include/trace/events/lock.h:68 [inline]
lock_release+0x396/0x3c0 kernel/locking/lockdep.c:5954
rcu_lock_release include/linux/rcupdate.h:319 [inline]
rcu_read_unlock include/linux/rcupdate.h:880 [inline]
class_rcu_destructor include/linux/rcupdate.h:1216 [inline]
unwind_next_frame+0x1baa/0x2550 arch/x86/kernel/unwind_orc.c:709
__unwind_start+0x514/0x660 arch/x86/kernel/unwind_orc.c:787
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0xe3/0x150 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0xa9/0x100 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:57 [inline]
kasan_save_track+0x3e/0x80 mm/kasan/common.c:78
kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:264 [inline]
__kasan_slab_free+0x5c/0x80 mm/kasan/common.c:296
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2780 [inline]
slab_free mm/slub.c:6630 [inline]
kfree+0x1c5/0x6d0 mm/slub.c:6923
ieee80211_inform_bss+0xc59/0x1150 net/mac80211/scan.c:172
rdev_inform_bss net/wireless/rdev-ops.h:457 [inline]
cfg80211_inform_single_bss_data+0xd98/0x1bf0 net/wireless/scan.c:2447
cfg80211_inform_bss_data+0x25b/0x3be0 net/wireless/scan.c:3303
cfg80211_inform_bss_frame_data+0x51a/0xae0 net/wireless/scan.c:3399
ieee80211_bss_info_update+0x772/0xa30 net/mac80211/scan.c:236
ieee80211_scan_rx+0x552/0xa40 net/mac80211/scan.c:370
__ieee80211_rx_handle_packet net/mac80211/rx.c:5414 [inline]
ieee80211_rx_list+0x4090/0x4c40 net/mac80211/rx.c:5765
ieee80211_rx_napi+0x1ad/0x3d0 net/mac80211/rx.c:5790
ieee80211_rx include/net/mac80211.h:5491 [inline]
ieee80211_handle_queued_frames+0xe4/0x1d0 net/mac80211/main.c:452
tasklet_action_common+0x31c/0x600 kernel/softirq.c:995
handle_softirqs+0x1d4/0x6c0 kernel/softirq.c:669
run_ksoftirqd+0x53/0x190 kernel/softirq.c:1133
smpboot_thread_fn+0x5f8/0xb30 kernel/smpboot.c:162
kthread+0x38b/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
report is corrupted, running repro again
testing compiled C program (duration=5m21.750156048s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-mount-openat-write
program crashed: INFO: rcu detected stall in ieee80211_handle_queued_frames
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): P15/4:b..l.. P70/3:b..l..
rcu: (detected by 1, t=10502 jiffies, g=13161, q=805 ncpus=2)
task:kworker/u8:4 state:D stack:21400 pid:70 tgid:70 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
context_switch kernel/sched/core.c:5583 [inline]
__schedule+0x171d/0x56f0 kernel/sched/core.c:7382
__schedule_loop kernel/sched/core.c:7459 [inline]
schedule_rtlock+0x30/0x70 kernel/sched/core.c:7538
rtlock_slowlock_locked+0x35c9/0x3c20 kernel/locking/rtmutex.c:1895
rtlock_slowlock kernel/locking/rtmutex.c:1922 [inline]
rtlock_lock kernel/locking/spinlock_rt.c:43 [inline]
__rt_spin_lock kernel/locking/spinlock_rt.c:49 [inline]
rt_spin_lock+0x165/0x400 kernel/locking/spinlock_rt.c:57
spin_lock include/linux/spinlock_rt.h:45 [inline]
tasklet_lock_callback kernel/softirq.c:934 [inline]
tasklet_action_common+0xc5/0x600 kernel/softirq.c:984
handle_softirqs+0x1d4/0x6c0 kernel/softirq.c:669
__do_softirq kernel/softirq.c:703 [inline]
__local_bh_enable_ip+0x16f/0x2b0 kernel/softirq.c:325
local_bh_enable include/linux/bottom_half.h:33 [inline]
read_unlock_bh include/linux/rwlock_rt.h:73 [inline]
ipv6_get_lladdr+0x2c9/0x400 net/ipv6/addrconf.c:1964
mld_newpack+0x43e/0xcb0 net/ipv6/mcast.c:1824
add_grhead net/ipv6/mcast.c:1921 [inline]
add_grec+0x119f/0x19d0 net/ipv6/mcast.c:2060
mld_send_initial_cr+0x288/0x550 net/ipv6/mcast.c:2305
ipv6_mc_dad_complete+0x87/0x410 net/ipv6/mcast.c:2316
addrconf_dad_completed+0x622/0xe60 net/ipv6/addrconf.c:4401
addrconf_dad_work+0xdda/0x16e0 net/ipv6/addrconf.c:-1
process_one_work kernel/workqueue.c:3495 [inline]
process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3578
worker_thread+0xa47/0xfb0 kernel/workqueue.c:3659
kthread+0x38b/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:ksoftirqd/0 state:R running task stack:22488 pid:15 tgid:15 ppid:2 task_flags:0x4208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5583 [inline]
__schedule+0x171d/0x56f0 kernel/sched/core.c:7382
preempt_schedule_irq+0x4b/0x90 kernel/sched/core.c:7662
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:543 [inline]
irqentry_exit+0x14f/0x9b0 kernel/entry/common.c:154
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:kasan_quarantine_put+0x6a/0x1f0 mm/kasan/quarantine.c:237
Code: 98 fb d1 93 01 75 32 41 f7 c7 00 02 00 00 74 05 e8 5b a5 95 ff 9c 58 a9 00 02 00 00 75 78 41 f7 c7 00 02 00 00 74 01 fb 31 c0 <5b> 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc cc 48 8d 80 80 fb d1 93
RSP: 0000:ffffc90000146e90 EFLAGS: 00000206
RAX: 0000000000000001 RBX: ffff88803f154800 RCX: 0000000000000046
RDX: 0000000000000002 RSI: ffffffff8dafbdfb RDI: ffffffff8bed2a80
RBP: 0000000000000000 R08: ffffffff90d594bf R09: 1ffffffff21ab297
R10: dffffc0000000000 R11: fffffbfff21ab298 R12: ffff88803f154800
R13: 0000000000000000 R14: 00000000000ee4c0 R15: 0000000000000286
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2780 [inline]
slab_free mm/slub.c:6630 [inline]
kfree+0x1c5/0x6d0 mm/slub.c:6923
ieee80211_inform_bss+0xc59/0x1150 net/mac80211/scan.c:172
rdev_inform_bss net/wireless/rdev-ops.h:457 [inline]
cfg80211_inform_single_bss_data+0xd98/0x1bf0 net/wireless/scan.c:2447
cfg80211_inform_bss_data+0x25b/0x3be0 net/wireless/scan.c:3303
cfg80211_inform_bss_frame_data+0x51a/0xae0 net/wireless/scan.c:3399
ieee80211_bss_info_update+0x772/0xa30 net/mac80211/scan.c:236
ieee80211_scan_rx+0x552/0xa40 net/mac80211/scan.c:370
__ieee80211_rx_handle_packet net/mac80211/rx.c:5414 [inline]
ieee80211_rx_list+0x4090/0x4c40 net/mac80211/rx.c:5765
ieee80211_rx_napi+0x1ad/0x3d0 net/mac80211/rx.c:5790
ieee80211_rx include/net/mac80211.h:5491 [inline]
ieee80211_handle_queued_frames+0xe4/0x1d0 net/mac80211/main.c:452
tasklet_action_common+0x31c/0x600 kernel/softirq.c:995
handle_softirqs+0x1d4/0x6c0 kernel/softirq.c:669
run_ksoftirqd+0x53/0x190 kernel/softirq.c:1133
smpboot_thread_fn+0x5f8/0xb30 kernel/smpboot.c:162
kthread+0x38b/0x470 kernel/kthread.c:436
ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245