I0819 12:43:09.608107 39544 x:0] CalibratedClock(Monotonic): ready I0819 12:43:09.608271 39544 x:0] CalibratedClock(Realtime): ready I0819 12:43:53.759319 39544 x:0] Watchdog starting loop, tasks: 6, discount: 0s I0819 12:44:03.654881 41330 x:0] *************************** I0819 12:44:03.655050 41330 x:0] Args: [/syzkaller/managers/ptrace-direct-overlay-host/current/image -root /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root -watchdog-action=panic -network=none -platform=ptrace -file-access=direct -overlay -network=host exec -user=0:0 -cap CAP_CHOWN -cap CAP_DAC_OVERRIDE -cap CAP_DAC_READ_SEARCH -cap CAP_FOWNER -cap CAP_FSETID -cap CAP_KILL -cap CAP_SETGID -cap CAP_SETUID -cap CAP_SETPCAP -cap CAP_LINUX_IMMUTABLE -cap CAP_NET_BIND_SERVICE -cap CAP_NET_BROADCAST -cap CAP_NET_ADMIN -cap CAP_NET_RAW -cap CAP_IPC_LOCK -cap CAP_IPC_OWNER -cap CAP_SYS_MODULE -cap CAP_SYS_RAWIO -cap CAP_SYS_CHROOT -cap CAP_SYS_PTRACE -cap CAP_SYS_PACCT -cap CAP_SYS_ADMIN -cap CAP_SYS_BOOT -cap CAP_SYS_NICE -cap CAP_SYS_RESOURCE -cap CAP_SYS_TIME -cap CAP_SYS_TTY_CONFIG -cap CAP_MKNOD -cap CAP_LEASE -cap CAP_AUDIT_WRITE -cap CAP_AUDIT_CONTROL -cap CAP_SETFCAP -cap CAP_MAC_OVERRIDE -cap CAP_MAC_ADMIN -cap CAP_SYSLOG -cap CAP_WAKE_ALARM -cap CAP_BLOCK_SUSPEND -cap CAP_AUDIT_READ ci-gvisor-ptrace-direct-overlay-host-3 /syz-executor612859268] I0819 12:44:03.655267 41330 x:0] Git Revision: 11800311a537bf1286f71ab419fa251a1e81e54f I0819 12:44:03.655287 41330 x:0] PID: 41330 I0819 12:44:03.655294 41330 x:0] UID: 0, GID: 0 I0819 12:44:03.655297 41330 x:0] Configuration: I0819 12:44:03.655302 41330 x:0] RootDir: /syzkaller/managers/ptrace-direct-overlay-host/workdir/gvisor_root I0819 12:44:03.655306 41330 x:0] Platform: ptrace I0819 12:44:03.655313 41330 x:0] FileAccess: direct, overlay: true I0819 12:44:03.655324 41330 x:0] Network: host, logging: false I0819 12:44:03.655330 41330 x:0] Strace: false, max size: 1024, syscalls: [] I0819 12:44:03.655335 41330 x:0] *************************** I0819 12:44:03.664043 39544 x:0] EXEC: [/syz-executor612859268] executing program panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x68b3d6] goroutine 44 [running]: gvisor.googlesource.com/gvisor/pkg/sentry/mm.pmaIterator.ValuePtr(...) bazel-out/k8-fastbuild/bin/pkg/sentry/mm/pma_set.go:973 gvisor.googlesource.com/gvisor/pkg/sentry/mm.pmaIterator.getInternalMappingsLocked(0x0, 0x0, 0x0, 0x0) pkg/sentry/mm/pma.go:972 +0x26 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).getPMAInternalMappingsLocked(0xc4202c0c80, 0xc4202c12e8, 0x3, 0x20000200, 0x20001040, 0x20000000, 0x20002000, 0x1, 0xc4202c12e8) pkg/sentry/mm/pma.go:748 +0x5d gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).withInternalMappings(0xc4202c0c80, 0xc5afc0, 0xc4203d2900, 0x20000200, 0x20001040, 0x100, 0xc4202014f0, 0xc400000001, 0xc420201500, 0xe40) pkg/sentry/mm/io.go:493 +0x334 gvisor.googlesource.com/gvisor/pkg/sentry/mm.(*MemoryManager).CopyOut(0xc4202c0c80, 0xc5afc0, 0xc4203d2900, 0x20000200, 0xc420301000, 0xe40, 0x1000, 0x100, 0x1000, 0xc420201618, ...) pkg/sentry/mm/io.go:119 +0x14b gvisor.googlesource.com/gvisor/pkg/sentry/usermem.CopyOutVec(0xc5afc0, 0xc4203d2900, 0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, 0xc420301000, 0xe40, ...) pkg/sentry/usermem/usermem.go:276 +0x1b0 gvisor.googlesource.com/gvisor/pkg/sentry/usermem.IOSequence.CopyOut(0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, 0x100, 0xc5afc0, 0xc4203d2900, 0xc420301000, ...) pkg/sentry/usermem/usermem.go:494 +0xc4 gvisor.googlesource.com/gvisor/pkg/sentry/kernel/pipe.(*Pipe).read(0xc420410960, 0xc5afc0, 0xc4203d2900, 0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, 0x100, ...) pkg/sentry/kernel/pipe/pipe.go:186 +0x249 gvisor.googlesource.com/gvisor/pkg/sentry/kernel/pipe.(*ReaderWriter).Read(0xc42040e030, 0xc5afc0, 0xc4203d2900, 0xc4204b82d0, 0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, ...) pkg/sentry/kernel/pipe/reader_writer.go:55 +0x8a gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*File).Readv(0xc4204b82d0, 0xc5afc0, 0xc4203d2900, 0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, 0x100, ...) pkg/sentry/fs/file.go:232 +0x116 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.readv(0xc4203d2900, 0xc4204b82d0, 0xc59ca0, 0xc4202c0c80, 0x0, 0x1, 0x20000200, 0x50c7e3e3, 0x100, 0x50c7e3e3, ...) pkg/sentry/syscalls/linux/sys_read.go:191 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Read(0xc4203d2900, 0x4, 0x20000200, 0x50c7e3e3, 0x0, 0x4002e0, 0x4002e0, 0x0, 0x0, 0x0, ...) pkg/sentry/syscalls/linux/sys_read.go:67 +0x21e gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc4203d2900, 0x0, 0x4, 0x20000200, 0x50c7e3e3, 0x0, 0x4002e0, 0x4002e0, 0xe40, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc4203d2900, 0x0, 0x4, 0x20000200, 0x50c7e3e3, 0x0, 0x4002e0, 0x4002e0, 0x4002e0, 0x4002e0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc4203d2900, 0x0, 0x4, 0x20000200, 0x50c7e3e3, 0x0, 0x4002e0, 0x4002e0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc4203d2900, 0x2, 0xc4201e6480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4203d2900, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4203d2900, 0x7) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 1 [semacquire]: sync.runtime_Semacquire(0xc42029a220) GOROOT/src/runtime/sema.go:56 +0x39 sync.(*WaitGroup).Wait(0xc42029a214) GOROOT/src/sync/waitgroup.go:129 +0x72 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Kernel).WaitExited(0xc420284000) pkg/sentry/kernel/kernel.go:750 +0x35 gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).WaitExit(0xc420284360, 0x0, 0x0) runsc/boot/loader.go:524 +0x2e gvisor.googlesource.com/gvisor/runsc/cmd.(*Boot).Execute(0xc420100880, 0xc55d40, 0xc4200cc008, 0xc4201043c0, 0xc4201df120, 0x2, 0x2, 0xa6c7a0) runsc/cmd/boot.go:158 +0x991 github.com/google/subcommands.(*Commander).Execute(0xc42011c000, 0xc55d40, 0xc4200cc008, 0xc4201df120, 0x2, 0x2, 0xc4201df120) external/com_github_google_subcommands/subcommands.go:141 +0x29f github.com/google/subcommands.Execute(0xc55d40, 0xc4200cc008, 0xc4201df120, 0x2, 0x2, 0x30) external/com_github_google_subcommands/subcommands.go:371 +0x5f main.main() runsc/main.go:207 +0x11be goroutine 5 [syscall]: os/signal.signal_recv(0x0) GOROOT/src/runtime/sigqueue.go:139 +0xa6 os/signal.loop() GOROOT/src/os/signal/signal_unix.go:22 +0x22 created by os/signal.init.0 GOROOT/src/os/signal/signal_unix.go:28 +0x41 goroutine 6 [chan receive, locked to thread]: gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess.func1(0xbc14b0, 0xc42010e1e0, 0xc42018e2a0, 0xc42010e240) pkg/sentry/platform/ptrace/subprocess.go:173 +0x16b created by gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess pkg/sentry/platform/ptrace/subprocess.go:148 +0x156 goroutine 17 [semacquire]: sync.runtime_notifyListWait(0xc42027c420, 0x1) GOROOT/src/runtime/sema.go:510 +0x10b sync.(*Cond).Wait(0xc42027c410) GOROOT/src/sync/cond.go:56 +0x80 gvisor.googlesource.com/gvisor/pkg/sentry/platform/filemem.(*FileMem).findReclaimable(0xc42027c000, 0x0, 0x0, 0x0) pkg/sentry/platform/filemem/filemem.go:458 +0x83 gvisor.googlesource.com/gvisor/pkg/sentry/platform/filemem.(*FileMem).runReclaim(0xc42027c000) pkg/sentry/platform/filemem/filemem.go:402 +0x67 created by gvisor.googlesource.com/gvisor/pkg/sentry/platform/filemem.newFromFile pkg/sentry/platform/filemem/filemem.go:198 +0x178 goroutine 20 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Timekeeper).startUpdater.func1(0xc42029a0c0, 0xc42027a140) pkg/sentry/kernel/timekeeper.go:214 +0x18f created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Timekeeper).startUpdater pkg/sentry/kernel/timekeeper.go:182 +0xcb goroutine 21 [syscall]: syscall.Syscall(0x7, 0xc4200d5ed8, 0x2, 0xffffffffffffffff, 0x0, 0x0, 0x0) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib%/src/syscall/asm_linux_amd64.s:18 +0x5 gvisor.googlesource.com/gvisor/pkg/unet.(*Socket).wait(0xc4202883f0, 0xffffffffffffff00, 0x0, 0x0) pkg/unet/unet_unsafe.go:56 +0x8c gvisor.googlesource.com/gvisor/pkg/unet.(*ServerSocket).Accept(0xc420278028, 0x0, 0x0, 0x0) pkg/unet/unet.go:539 +0x10c gvisor.googlesource.com/gvisor/pkg/control/server.(*Server).serve(0xc42027e1e0) pkg/control/server/server.go:99 +0x32 gvisor.googlesource.com/gvisor/pkg/control/server.(*Server).StartServing.func1(0xc42027e1e0) pkg/control/server/server.go:87 +0x2b created by gvisor.googlesource.com/gvisor/pkg/control/server.(*Server).StartServing pkg/control/server/server.go:86 +0x92 goroutine 22 [select, locked to thread]: runtime.gopark(0xbc2928, 0x0, 0xb9d836, 0x6, 0x18, 0x1) GOROOT/src/runtime/proc.go:291 +0x11a runtime.selectgo(0xc4200d6750, 0xc4202924e0) GOROOT/src/runtime/select.go:392 +0xe50 runtime.ensureSigM.func1() GOROOT/src/runtime/signal_unix.go:549 +0x1f4 runtime.goexit() bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib%/src/runtime/asm_amd64.s:2361 +0x1 goroutine 23 [select]: reflect.rselect(0xc42027cd80, 0x22, 0x22, 0xc42029b440, 0x22) GOROOT/src/runtime/select.go:624 +0x17d reflect.Select(0xc4202d0000, 0x22, 0x49, 0xc420292420, 0x12, 0x10ad228, 0x99, 0x0) GOROOT/src/reflect/value.go:2065 +0x5c0 gvisor.googlesource.com/gvisor/pkg/sentry/sighandling.forwardSignals(0xc420284000, 0xc4202c6000, 0x21, 0x40, 0xc4202923c0, 0xc420292420) pkg/sentry/sighandling/sighandling.go:45 +0x295 created by gvisor.googlesource.com/gvisor/pkg/sentry/sighandling.PrepareForwarding pkg/sentry/sighandling/sighandling.go:130 +0x256 goroutine 24 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc420408000, 0xc420292840, 0x0, 0xc400000000, 0x0) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc420408000, 0xc420292840, 0xc52700, 0x0, 0x2bbc820, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:35 +0x1f1 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc420408000, 0x0, 0x474001, 0x2bbc820, 0xffffffff00000000, 0x40000002, 0x0, 0x9aab) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc420408000, 0x2bbc820, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0xc420432c10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc420408000, 0xca, 0x2bbc820, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc420408000, 0xca, 0x2bbc820, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc420408000, 0xca, 0x2bbc820, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc420408000, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc420408000, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc420408000, 0x4) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 49 [semacquire]: sync.runtime_Semacquire(0xc42033e6d4) GOROOT/src/runtime/sema.go:56 +0x39 sync.(*WaitGroup).Wait(0xc42033e6c8) GOROOT/src/sync/waitgroup.go:129 +0x72 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*ThreadGroup).WaitExited(0xc42033e000) pkg/sentry/kernel/task_run.go:338 +0x33 gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).wait(0xc420284360, 0x1, 0xc42012c8d0, 0x26, 0xc42031b8a8, 0xc420375901, 0x50bfc4) runsc/boot/loader.go:497 +0x5c gvisor.googlesource.com/gvisor/runsc/boot.(*Loader).waitContainer(0xc420284360, 0xc42012c8d0, 0x26, 0xc42031b8a8, 0x0, 0x0) runsc/boot/loader.go:477 +0x135 gvisor.googlesource.com/gvisor/runsc/boot.(*containerManager).Wait(0xc42027e200, 0xc4200f79e0, 0xc42031b8a8, 0x0, 0x0) runsc/boot/controller.go:350 +0x7d reflect.Value.call(0xc42029a660, 0xc420278178, 0x13, 0xb9c771, 0x4, 0xc420375e78, 0x3, 0x3, 0xa4cb00, 0xa4b501, ...) GOROOT/src/reflect/value.go:447 +0x969 reflect.Value.Call(0xc42029a660, 0xc420278178, 0x13, 0xc420375e78, 0x3, 0x3, 0x0, 0xc42027e200, 0x16) GOROOT/src/reflect/value.go:308 +0xa4 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleOne(0xc420288480, 0xc420252480, 0x0, 0x0) pkg/urpc/urpc.go:298 +0x4de gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleRegistered(0xc420288480, 0xc420252480, 0xc420288480, 0xc420252480) pkg/urpc/urpc.go:393 +0x35 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling.func1(0xc420288480, 0xc420252480) pkg/urpc/urpc.go:413 +0x65 created by gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling pkg/urpc/urpc.go:411 +0x61 goroutine 36 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3c20) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 10 [syscall]: syscall.Syscall6(0x119, 0xd, 0xc4202e0b00, 0x64, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) bazel-out/k8-fastbuild/bin/external/io_bazel_rules_go/linux_amd64_pure_stripped/stdlib%/src/syscall/asm_linux_amd64.s:44 +0x5 gvisor.googlesource.com/gvisor/pkg/waiter/fdnotifier.epollWait(0xd, 0xc4202e0b00, 0x64, 0x64, 0xffffffffffffffff, 0x0, 0x0, 0x0) pkg/waiter/fdnotifier/poll_unsafe.go:69 +0x77 gvisor.googlesource.com/gvisor/pkg/waiter/fdnotifier.(*notifier).waitAndNotify(0xc42031e360, 0x0, 0xc420032000) pkg/waiter/fdnotifier/fdnotifier.go:146 +0x7a created by gvisor.googlesource.com/gvisor/pkg/waiter/fdnotifier.newNotifier pkg/waiter/fdnotifier/fdnotifier.go:61 +0xaf goroutine 12 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3680) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 13 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3720) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 14 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e37c0) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 15 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3860) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 16 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3900) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 33 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/watchdog.(*Watchdog).loop(0xc420276070) pkg/sentry/watchdog/watchdog.go:181 +0xf1 created by gvisor.googlesource.com/gvisor/pkg/sentry/watchdog.(*Watchdog).Start pkg/sentry/watchdog/watchdog.go:155 +0x1e8 goroutine 34 [runnable]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4201e3b80) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 35 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc42013ed00, 0xc42010e840, 0x0, 0xc400000000, 0x0) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc42013ed00, 0xc42010e840, 0xc52700, 0x0, 0x2b9f0c8, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:35 +0x1f1 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc42013ed00, 0x0, 0x474001, 0x2b9f0c8, 0xffffffff00000000, 0x40000002, 0x0, 0x9aa4) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc42013ed00, 0x2b9f0c8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0xc4203a5c10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc42013ed00, 0xca, 0x2b9f0c8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc42013ed00, 0xca, 0x2b9f0c8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc42013ed00, 0xca, 0x2b9f0c8, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc42013ed00, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc42013ed00, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc42013ed00, 0x1) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 37 [chan receive, locked to thread]: gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess.func1(0xc4200f79d0, 0xc42010e9c0, 0xc42018e460, 0xc42010ea20) pkg/sentry/platform/ptrace/subprocess.go:173 +0x16b created by gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess pkg/sentry/platform/ptrace/subprocess.go:148 +0x156 goroutine 66 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc4203d2000, 0xc4203c21e0, 0xc420256060, 0x0, 0xcbd2f0151) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithDeadline(0xc4203d2000, 0xc4203c21e0, 0x2b9e401, 0x1ab576579c, 0x0, 0x0) pkg/sentry/kernel/task_block.go:78 +0x7f gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc4203d2000, 0xc4203c21e0, 0xc52701, 0xdf8475800, 0x2b9e4f0, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:40 +0xaa gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc4203d2000, 0xdf8475800, 0x0, 0x2b9e4f0, 0xffffffff00000000, 0x0, 0x0, 0x9ab4) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc4203d2000, 0x2b9e4f0, 0x0, 0x0, 0xc4200d9ea8, 0x0, 0x0, 0x202, 0xc4202e4c10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc4203d2000, 0xca, 0x2b9e4f0, 0x0, 0x0, 0xc4200d9ea8, 0x0, 0x0, 0x0, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc4203d2000, 0xca, 0x2b9e4f0, 0x0, 0x0, 0xc4200d9ea8, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc4203d2000, 0xca, 0x2b9e4f0, 0x0, 0x0, 0xc4200d9ea8, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc4203d2000, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4203d2000, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4203d2000, 0x2) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 51 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203e0000) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 52 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc4203f0000, 0xc420256300, 0x0, 0xc400000000, 0x0) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc4203f0000, 0xc420256300, 0xc52700, 0x0, 0xc4200ca548, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:35 +0x1f1 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc4203f0000, 0x0, 0x474001, 0xc4200ca548, 0xffffffff00000000, 0x40000002, 0x0, 0x9aad) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc4203f0000, 0xc4200ca548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0xc420465c10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc4203f0000, 0xca, 0xc4200ca548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc4203f0000, 0xca, 0xc4200ca548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc4203f0000, 0xca, 0xc4200ca548, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc4203f0000, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc4203f0000, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc4203f0000, 0x3) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 67 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6000) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 82 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc420410000) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 98 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc420484000, 0xc4204682a0, 0xc420468300, 0x0, 0xcbd2a276a) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithDeadline(0xc420484000, 0xc4204682a0, 0x2ba2601, 0xcf8b506ef, 0x0, 0x0) pkg/sentry/kernel/task_block.go:78 +0x7f gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc420484000, 0xc4204682a0, 0xc52701, 0x3b8ae11b, 0x2ba2640, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:40 +0xaa gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc420484000, 0x3b8ae11b, 0x0, 0x2ba2640, 0xffffffff00000000, 0x0, 0x0, 0x9ab0) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc420484000, 0x2ba2640, 0x0, 0x0, 0xc4200c76d8, 0x0, 0x0, 0x202, 0xc420467c10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc420484000, 0xca, 0x2ba2640, 0x0, 0x0, 0xc4200c76d8, 0x0, 0x0, 0x1, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc420484000, 0xca, 0x2ba2640, 0x0, 0x0, 0xc4200c76d8, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc420484000, 0xca, 0x2ba2640, 0x0, 0x0, 0xc4200c76d8, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc420484000, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc420484000, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc420484000, 0x5) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 99 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc42048a000) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 102 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).block(0xc420484900, 0xc420468840, 0x0, 0xc400000000, 0x0) pkg/sentry/kernel/task_block.go:124 +0x12c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).BlockWithTimeout(0xc420484900, 0xc420468840, 0xc52700, 0x0, 0xc4200fa548, 0xffffffff00000000, 0x0) pkg/sentry/kernel/task_block.go:35 +0x1f1 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.futexWaitDuration(0xc420484900, 0x0, 0x474001, 0xc4200fa548, 0xffffffff00000000, 0x40000002, 0x0, 0x9ab0) pkg/sentry/syscalls/linux/sys_futex.go:202 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Futex(0xc420484900, 0xc4200fa548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x202, 0xc42042ec10, 0x428854, ...) pkg/sentry/syscalls/linux/sys_futex.go:271 +0xdd gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc420484900, 0xca, 0xc4200fa548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xb9b360, ...) pkg/sentry/kernel/task_syscall.go:162 +0x307 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc420484900, 0xca, 0xc4200fa548, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0) pkg/sentry/kernel/task_syscall.go:280 +0x62 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc420484900, 0xca, 0xc4200fa548, 0x0, 0x0, 0x0, 0x0, 0x0, 0xc4de40, 0x0) pkg/sentry/kernel/task_syscall.go:241 +0x91 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc420484900, 0x2, 0xc420284480) pkg/sentry/kernel/task_syscall.go:216 +0x142 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute(0x0, 0xc420484900, 0xc4de40, 0x0) pkg/sentry/kernel/task_run.go:219 +0xe56 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run(0xc420484900, 0x6) pkg/sentry/kernel/task_run.go:95 +0x174 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:258 +0x100 goroutine 25 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc42028e0a0) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 38 [semacquire]: sync.runtime_Semacquire(0xc42033eed4) GOROOT/src/runtime/sema.go:56 +0x39 sync.(*WaitGroup).Wait(0xc42033eec8) GOROOT/src/sync/waitgroup.go:129 +0x72 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*ThreadGroup).WaitExited(0xc42033e800) pkg/sentry/kernel/task_run.go:338 +0x33 gvisor.googlesource.com/gvisor/pkg/sentry/control.(*Proc).Exec(0xc420426008, 0xc420502000, 0xc42051c0d0, 0x0, 0x0) pkg/sentry/control/proc.go:137 +0x6a8 gvisor.googlesource.com/gvisor/runsc/boot.(*containerManager).Execute(0xc42027e200, 0xc420502000, 0xc42051c0d0, 0x0, 0x0) runsc/boot/controller.go:232 +0x9a reflect.Value.call(0xc42029a360, 0xc420278090, 0x13, 0xb9c771, 0x4, 0xc420463e78, 0x3, 0x3, 0xa4cb00, 0xab1201, ...) GOROOT/src/reflect/value.go:447 +0x969 reflect.Value.Call(0xc42029a360, 0xc420278090, 0x13, 0xc420463e78, 0x3, 0x3, 0x0, 0xc42027e200, 0x16) GOROOT/src/reflect/value.go:308 +0xa4 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleOne(0xc420288480, 0xc420339200, 0x0, 0x0) pkg/urpc/urpc.go:298 +0x4de gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).handleRegistered(0xc420288480, 0xc420339200, 0xc420288480, 0xc420339200) pkg/urpc/urpc.go:393 +0x35 gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling.func1(0xc420288480, 0xc420339200) pkg/urpc/urpc.go:413 +0x65 created by gvisor.googlesource.com/gvisor/pkg/urpc.(*Server).StartHandling pkg/urpc/urpc.go:411 +0x61 goroutine 39 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6280) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 40 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6320) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 41 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f63c0) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 42 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6460) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 43 [select]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6500) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 45 [runnable]: gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).runGoroutine(0xc4203f6780) pkg/sentry/kernel/time/time.go:482 +0xf5 created by gvisor.googlesource.com/gvisor/pkg/sentry/kernel/time.(*Timer).init pkg/sentry/kernel/time/time.go:461 +0x225 goroutine 46 [chan receive, locked to thread]: gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess.func1(0xc4204763d0, 0xc4203c29c0, 0xc42018e000, 0xc4203c2a20) pkg/sentry/platform/ptrace/subprocess.go:173 +0x16b created by gvisor.googlesource.com/gvisor/pkg/sentry/platform/ptrace.newSubprocess pkg/sentry/platform/ptrace/subprocess.go:148 +0x156 W0819 12:44:03.756980 41330 x:0] FATAL ERROR: error getting processes for container: error executing in sandbox: urpc method "containerManager.Execute" failed: EOF error getting processes for container: error executing in sandbox: urpc method "containerManager.Execute" failed: EOF W0819 12:44:03.760322 39539 x:0] FATAL ERROR: error running container: error waiting on container "ci-gvisor-ptrace-direct-overlay-host-3": urpc method "containerManager.Wait" failed: EOF error running container: error waiting on container "ci-gvisor-ptrace-direct-overlay-host-3": urpc method "containerManager.Wait" failed: EOF