panic: WARNING: circular locking detected: kernel.taskMutex -> kernel.taskSetRWMutex: goroutine 1225 [running]: gvisor.dev/gvisor/pkg/log.Stacks(0x40?) pkg/log/log.go:318 +0x8d gvisor.dev/gvisor/pkg/sync/locking.checkLock(0xc0001c3080, 0xc0001c3000, {0x0, 0x0, 0x0}) pkg/sync/locking/lockdep.go:56 +0x1f4 gvisor.dev/gvisor/pkg/sync/locking.AddGLock(0xc0001c3080, 0x0) pkg/sync/locking/lockdep.go:107 +0x3ba gvisor.dev/gvisor/pkg/sentry/kernel.(*taskSetRWMutex).RLock(0xc000630000) bazel-out/k8-fastbuild-ST-3dcbe13c9b87/bin/pkg/sentry/kernel/taskset_mutex.go:46 +0x3f gvisor.dev/gvisor/pkg/sentry/kernel.(*ThreadGroup).Leader(0xc000bbe000) pkg/sentry/kernel/threads.go:403 +0x6b gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doProcessVMReadWrite.func2() pkg/sentry/syscalls/linux/sys_process_vm.go:145 +0x5f gvisor.dev/gvisor/pkg/sentry/kernel.(*taskCopyContext).WithTaskMutexLocked(0xc001109b40, 0xc000b23380) pkg/sentry/kernel/task_usermem.go:364 +0xc8 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.doProcessVMReadWrite(0xc000bc2000, 0xc000bc2000, 0x20000100, 0x200002c0, 0x1, 0x3) pkg/sentry/syscalls/linux/sys_process_vm.go:144 +0x34d gvisor.dev/gvisor/pkg/sentry/syscalls/linux.processVMRW(0xc000cee000, {{0x12}, {0x20000100}, {0x1}, {0x200002c0}, {0x3}, {0x0}}, 0x1) pkg/sentry/syscalls/linux/sys_process_vm.go:69 +0x206 gvisor.dev/gvisor/pkg/sentry/syscalls/linux.ProcessVMWritev(0xc000cee000?, {{0x12}, {0x20000100}, {0x1}, {0x200002c0}, {0x3}, {0x0}}) pkg/sentry/syscalls/linux/sys_process_vm.go:33 +0x59 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).executeSyscall(0xc000cee000, 0x137, {{0x12}, {0x20000100}, {0x1}, {0x200002c0}, {0x3}, {0x0}}) pkg/sentry/kernel/task_syscall.go:142 +0x9b8 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke(0xc000cee000, 0x0?, {{0x12}, {0x20000100}, {0x1}, {0x200002c0}, {0x3}, {0x0}}) pkg/sentry/kernel/task_syscall.go:322 +0x7d gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter(0xc0005a1380?, 0xc00109a2d0?, {{0x12}, {0x20000100}, {0x1}, {0x200002c0}, {0x3}, {0x0}}) pkg/sentry/kernel/task_syscall.go:282 +0x8f gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).doSyscall(0xc000cee000) pkg/sentry/kernel/task_syscall.go:257 +0x496 gvisor.dev/gvisor/pkg/sentry/kernel.(*runApp).execute(0xc000cee000?, 0xc000cee000) pkg/sentry/kernel/task_run.go:253 +0x18f9 gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc000cee000, 0x73) pkg/sentry/kernel/task_run.go:94 +0x354 created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start pkg/sentry/kernel/task_start.go:378 +0x1a8