Extracting prog: 3m32.035333382s
Minimizing prog: 1h28m20.079495338s
Simplifying prog options: 0s
Extracting C: 3m30.724859737s
Simplifying C: 1h1m10.52286565s
extracting reproducer from 69 programs
testing a last program of every proc
single: executing 19 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-syz_mount_image$ext4-syz_mount_image$exfat-chdir-openat$dir-getdents64
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000300)='./file0\x00', 0xa00008, &(0x7f0000000100), 0x1, 0x7c8, &(0x7f0000001280)="$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")
syz_mount_image$exfat(0x0, &(0x7f0000000100)='./bus\x00', 0x4800, 0x0, 0x0, 0x0, &(0x7f0000000240))
chdir(&(0x7f00000003c0)='./bus\x00')
r1 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
getdents64(r1, &(0x7f00000000c0)=""/85, 0x55)
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
single: successfully extracted reproducer
found reproducer with 12 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-syz_mount_image$ext4-syz_mount_image$exfat-chdir-openat$dir
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000300)='./file0\x00', 0xa00008, &(0x7f0000000100), 0x1, 0x7c8, &(0x7f0000001280)="$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")
syz_mount_image$exfat(0x0, &(0x7f0000000100)='./bus\x00', 0x4800, 0x0, 0x0, 0x0, &(0x7f0000000240))
chdir(&(0x7f00000003c0)='./bus\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-syz_mount_image$ext4-syz_mount_image$exfat-chdir
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000300)='./file0\x00', 0xa00008, &(0x7f0000000100), 0x1, 0x7c8, &(0x7f0000001280)="$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")
syz_mount_image$exfat(0x0, &(0x7f0000000100)='./bus\x00', 0x4800, 0x0, 0x0, 0x0, &(0x7f0000000240))
chdir(&(0x7f00000003c0)='./bus\x00')
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-syz_mount_image$ext4-syz_mount_image$exfat
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000300)='./file0\x00', 0xa00008, &(0x7f0000000100), 0x1, 0x7c8, &(0x7f0000001280)="$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")
syz_mount_image$exfat(0x0, &(0x7f0000000100)='./bus\x00', 0x4800, 0x0, 0x0, 0x0, &(0x7f0000000240))
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-syz_mount_image$ext4
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000780)='ext4\x00', &(0x7f0000000300)='./file0\x00', 0xa00008, &(0x7f0000000100), 0x1, 0x7c8, &(0x7f0000001280)="$eJzs3c9rG1ceAPDvyD/jZNdeWNjNngwLu4YQeZ31JrsQ2JQeSqGBQHtOYmTFpJatYMkhNoYklEIvPbT0UGguOTdtesuhl/64tpf+DT2UhLR1QlN6KC4jjRL5hxw7seQ0/nxgrPdmRnrvO2/mzfPMIAWwZw2nf3IRByN60uRgNj+JbEZ0R5yor/dgeamQTkmsrLz6Q1Jb5/7yUiGa3pPan2X+GhFfvBlxKLe+3MrC4vREqVScy/Kj1ZkLo5WFxcPnZyamilPF2aNj4+NHjv3n2NGdi/WnrxcP3HnnpX9+fOKXN/5y8+0vkzgRB7JlzXHslOEYzrZJT7oJV3lxpwvbZcluV4Ankh6aXfWjPA7GYHRt0pL/72jNAIB2uRwRKwDAHpM4/wPAHtO4DnB/eanQmKJ+P+fK464dHG/3xYkOuPtCRPTX42/c36wv6a7fs/umv3YfdOB+UrtH0pBExNAOlD8cEddunb6RTtGm+5AAG7lyNSLODg2v7f/THm7tMwvb9a8trDPcSHxaf9H/Qed8lo5//rt+/BeRy47//trfteOfvuZj9yms/Yz1x3/u9qpszw4U2iQd/x1verbtQVP8maGuLPeH2pivJzl3vlRM+7Y/RsRI9PSl+bFNyhi59+u9Vsuax38/vvv6h2n56eujNXK3u/tWv2dyojrxNDE3u3s14m/dG8WfPGz/pMX499QWy3j5f2990GpZGn8ab2NaH397rVyP+MeG7f/oOahk0+cTR2u7w2hjp9hg//zk2/cHWpXf3P7XbqUlLRUa/wt0Qtr+A5vHP5Q0P69Z2X4ZX10f/LzVstXxn76Rlr86/o33/97ktVq6N5t3aaJanRuL6E1eWT//yKP3NvKN9dP4R/6+Kv6sBXOb7v/pSmez9MpjHn7svvP9R08ef3ul8U+m7Z9kQTy2/befuPlguqtV+Vtr//FaaiSbs77/6173uVut4FNtPAAAAAAAAAAAAAAAAAAAAAAAAADYolxEHIgkl3+YzuXy+fpveP85BnKlcqV66Fx5fnYyar+VPRQ9ucZXXQ42fR/qWPZ9+I38kTX5f0fEnyLivb59tXy+UC5N7nbwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAJDZ3+L3/1Pf9e127QCAtunf7QoAAB23rfO/wQIAPBdanNJ7N569r611AQA6o3b+T7p3uxoAQAe5pA8Ae4/zPwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAG126uTJdFr5eXmpkOYnLy7MT5cvHp4sVqbzM/OFfKE8dyE/VS5PlYr5Qnmm5Qddqb+UyuUL4zE7f2m0WqxURysLi2dmyvOz1TPnZyamimeKPR2LDAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAC2rrKwOD1RKhXnJDZPXH4mqnE1a7bd3hrPU+Jstk2flfpsI9EXEe0qormX2Nf5jgkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADgd+K3AAAA//+aBB1p")
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000000)=0x4)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-getpid-timer_create-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
getpid()
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): unshare-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
unshare(0x30000a00)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program crashed: INFO: rcu detected stall in worker_thread
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, 0x0, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, 0x0)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x4)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, 0x0, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
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:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
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:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in worker_thread
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
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:4 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:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
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:4 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:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {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:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in worker_thread
reproducing took 2h36m33.362591138s
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): P9/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=7277, q=72 ncpus=2)
task:kworker/0:1 state:R running task stack:27448 pid:9 ppid:2 flags:0x00004000
Workqueue: events_power_efficient gc_worker
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x14e2/0x4580 kernel/sched/core.c:6700
preempt_schedule_irq+0xb5/0x140 kernel/sched/core.c:7010
irqentry_exit+0x67/0x70 kernel/entry/common.c:438
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:lock_acquire+0x1f2/0x410 kernel/locking/lockdep.c:5758
Code: 00 9c 8f 84 24 80 00 00 00 f6 84 24 81 00 00 00 02 0f 85 f5 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 66 43 c7 44 3c 09 00 00 43 c6 44 3c 0b 00
RSP: 0018:ffffc900000e7940 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: c7aed6ab9775da00
RDX: 0000000000000000 RSI: ffffffff8aaac440 RDI: ffffffff8afc6780
RBP: ffffc900000e7a48 R08: dffffc0000000000 R09: 1ffffffff21b08a4
R10: dffffc0000000000 R11: fffffbfff21b08a5 R12: 1ffff9200001cf34
R13: ffffffff8cd2f760 R14: 0000000000000246 R15: dffffc0000000000
rcu_lock_acquire include/linux/rcupdate.h:334 [inline]
rcu_read_lock include/linux/rcupdate.h:786 [inline]
gc_worker+0x28d/0x14b0 net/netfilter/nf_conntrack_core.c:1488
process_one_work kernel/workqueue.c:2634 [inline]
process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
rcu: rcu_preempt kthread starved for 10528 jiffies! g7277 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:27496 pid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x14e2/0x4580 kernel/sched/core.c:6700
schedule+0xbd/0x170 kernel/sched/core.c:6774
schedule_timeout+0x160/0x280 kernel/time/timer.c:2167
rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1663
rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1862
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5798 Comm: syz-executor331 Not tainted 6.6.93-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:trace_irq_disable+0x30/0xe0 include/trace/events/preemptirq.h:36
Code: 8b 05 c0 bf 77 7e 83 f8 08 73 2e 89 c3 c1 e8 06 48 8d 3c c5 68 a7 49 8e be 08 00 00 00 e8 28 43 52 00 48 0f a3 1d f8 ac bd 0c <73> 09 e8 99 95 e3 ff 84 c0 74 08 5b 41 5e c3 0f 0b eb ce 0f 0b eb
RSP: 0018:ffffc9000482fa88 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff818bfa68
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e49a768
RBP: ffffc9000482fb30 R08: ffffffff8e49a76f R09: 1ffffffff1c934ed
R10: dffffc0000000000 R11: fffffbfff1c934ee R12: ffffffff8131483e
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000905f54
FS: 0000555573f123c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 0000000020d77000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__local_bh_enable_ip+0xcf/0x1c0 kernel/softirq.c:388
local_bh_enable include/linux/bottom_half.h:33 [inline]
fpregs_unlock arch/x86/include/asm/fpu/api.h:80 [inline]
restore_fpregs_from_user arch/x86/kernel/fpu/signal.c:331 [inline]
__fpu_restore_sig arch/x86/kernel/fpu/signal.c:359 [inline]
fpu__restore_sig+0x920/0x10e0 arch/x86/kernel/fpu/signal.c:493
restore_sigcontext arch/x86/kernel/signal_64.c:95 [inline]
__ia32_sys_rt_sigreturn+0x65d/0x7b0 arch/x86/kernel/signal_64.c:266
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f745abaa91a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 e3 6a 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 43 6b 02 00 8b 44 24
RSP: 002b:00007fff6ab2a9d0 EFLAGS: 00000293
RAX: fffffffffffffff7 RBX: 0000000000000007 RCX: 00007f745abaa91a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 0000000000000000 R08: 00007f745ab6b990 R09: 00007f745ab6b990
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f745ac0933c
R13: 00007f745ac03106 R14: 00007fff6ab2aa20 R15: 0000000000000000
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): P9/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=7277, q=72 ncpus=2)
task:kworker/0:1 state:R running task stack:27448 pid:9 ppid:2 flags:0x00004000
Workqueue: events_power_efficient gc_worker
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x14e2/0x4580 kernel/sched/core.c:6700
preempt_schedule_irq+0xb5/0x140 kernel/sched/core.c:7010
irqentry_exit+0x67/0x70 kernel/entry/common.c:438
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:lock_acquire+0x1f2/0x410 kernel/locking/lockdep.c:5758
Code: 00 9c 8f 84 24 80 00 00 00 f6 84 24 81 00 00 00 02 0f 85 f5 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 3c 00 00 00 00 66 43 c7 44 3c 09 00 00 43 c6 44 3c 0b 00
RSP: 0018:ffffc900000e7940 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: c7aed6ab9775da00
RDX: 0000000000000000 RSI: ffffffff8aaac440 RDI: ffffffff8afc6780
RBP: ffffc900000e7a48 R08: dffffc0000000000 R09: 1ffffffff21b08a4
R10: dffffc0000000000 R11: fffffbfff21b08a5 R12: 1ffff9200001cf34
R13: ffffffff8cd2f760 R14: 0000000000000246 R15: dffffc0000000000
rcu_lock_acquire include/linux/rcupdate.h:334 [inline]
rcu_read_lock include/linux/rcupdate.h:786 [inline]
gc_worker+0x28d/0x14b0 net/netfilter/nf_conntrack_core.c:1488
process_one_work kernel/workqueue.c:2634 [inline]
process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
rcu: rcu_preempt kthread starved for 10528 jiffies! g7277 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:27496 pid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x14e2/0x4580 kernel/sched/core.c:6700
schedule+0xbd/0x170 kernel/sched/core.c:6774
schedule_timeout+0x160/0x280 kernel/time/timer.c:2167
rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1663
rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1862
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5798 Comm: syz-executor331 Not tainted 6.6.93-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:trace_irq_disable+0x30/0xe0 include/trace/events/preemptirq.h:36
Code: 8b 05 c0 bf 77 7e 83 f8 08 73 2e 89 c3 c1 e8 06 48 8d 3c c5 68 a7 49 8e be 08 00 00 00 e8 28 43 52 00 48 0f a3 1d f8 ac bd 0c <73> 09 e8 99 95 e3 ff 84 c0 74 08 5b 41 5e c3 0f 0b eb ce 0f 0b eb
RSP: 0018:ffffc9000482fa88 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff818bfa68
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e49a768
RBP: ffffc9000482fb30 R08: ffffffff8e49a76f R09: 1ffffffff1c934ed
R10: dffffc0000000000 R11: fffffbfff1c934ee R12: ffffffff8131483e
R13: 0000000000000000 R14: dffffc0000000000 R15: 1ffff92000905f54
FS: 0000555573f123c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 0000000020d77000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__local_bh_enable_ip+0xcf/0x1c0 kernel/softirq.c:388
local_bh_enable include/linux/bottom_half.h:33 [inline]
fpregs_unlock arch/x86/include/asm/fpu/api.h:80 [inline]
restore_fpregs_from_user arch/x86/kernel/fpu/signal.c:331 [inline]
__fpu_restore_sig arch/x86/kernel/fpu/signal.c:359 [inline]
fpu__restore_sig+0x920/0x10e0 arch/x86/kernel/fpu/signal.c:493
restore_sigcontext arch/x86/kernel/signal_64.c:95 [inline]
__ia32_sys_rt_sigreturn+0x65d/0x7b0 arch/x86/kernel/signal_64.c:266
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f745abaa91a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 e3 6a 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 43 6b 02 00 8b 44 24
RSP: 002b:00007fff6ab2a9d0 EFLAGS: 00000293
RAX: fffffffffffffff7 RBX: 0000000000000007 RCX: 00007f745abaa91a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 0000000000000000 R08: 00007f745ab6b990 R09: 00007f745ab6b990
R10: 0000000000000000 R11: 0000000000000293 R12: 00007f745ac0933c
R13: 00007f745ac03106 R14: 00007fff6ab2aa20 R15: 0000000000000000