I0625 01:36:28.569742 61442 x:0] CalibratedClock(Monotonic): ready I0625 01:36:28.570003 61442 x:0] CalibratedClock(Realtime): ready I0625 01:37:12.669100 61442 x:0] Watchdog starting loop, tasks: 7, discount: 0s I0625 01:37:54.680371 4184 x:0] *************************** I0625 01:37:54.680499 4184 x:0] Args: [/syzkaller/managers/ptrace-proxy-sandbox-race/current/image -root /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root -network=none -platform=ptrace -file-access=proxy -network=sandbox 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-proxy-sandbox-race-0 /syz-executor814542057] I0625 01:37:54.680750 4184 x:0] Git Revision: 60dbbdc2d54bb52ad36234a843c1aaeec2650aa1 I0625 01:37:54.680777 4184 x:0] PID: 4184 I0625 01:37:54.680809 4184 x:0] UID: 0, GID: 0 I0625 01:37:54.680830 4184 x:0] Configuration: I0625 01:37:54.680874 4184 x:0] RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root I0625 01:37:54.680897 4184 x:0] Platform: ptrace I0625 01:37:54.680921 4184 x:0] FileAccess: proxy, overlay: false I0625 01:37:54.680961 4184 x:0] Network: sandbox, logging: false I0625 01:37:54.681043 4184 x:0] Strace: false, max size: 1024, syscalls: [] I0625 01:37:54.681070 4184 x:0] *************************** I0625 01:37:54.687448 61442 x:0] EXEC: [/syz-executor814542057] executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program ================== WARNING: DATA RACE Read at 0x00c4204d74c8 by goroutine 124: gvisor.googlesource.com/gvisor/pkg/waiter.(*Entry).Next() bazel-out/k8-fastbuild/bin/pkg/ilist/interface_list.go:150 +0x4c gvisor.googlesource.com/gvisor/pkg/ilist.(*List).Remove() bazel-out/k8-fastbuild/bin/pkg/ilist/interface_list.go:125 +0x6a gvisor.googlesource.com/gvisor/pkg/waiter.(*Queue).EventUnregister() pkg/waiter/waiter.go:167 +0x67 gvisor.googlesource.com/gvisor/pkg/sentry/fs/tty.(*masterFileOperations).EventUnregister() pkg/sentry/fs/tty/master.go:129 +0x81 gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*File).EventUnregister() pkg/sentry/fs/file.go:180 +0x60 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.readv() pkg/sentry/syscalls/linux/sys_read.go:223 +0x5e1 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Readv() pkg/sentry/syscalls/linux/sys_read.go:144 +0x28c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall() pkg/sentry/kernel/task_syscall.go:162 +0x14e gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke() pkg/sentry/kernel/task_syscall.go:278 +0x7d gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter() pkg/sentry/kernel/task_syscall.go:241 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall() pkg/sentry/kernel/task_syscall.go:216 +0x19c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute() pkg/sentry/kernel/task_run.go:217 +0x157c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run() pkg/sentry/kernel/task_run.go:95 +0x264 Previous write at 0x00c4204d74c8 by goroutine 170: gvisor.googlesource.com/gvisor/pkg/waiter.(*Entry).SetNext() bazel-out/k8-fastbuild/bin/pkg/ilist/interface_list.go:160 +0x50 gvisor.googlesource.com/gvisor/pkg/ilist.(*List).PushBack() bazel-out/k8-fastbuild/bin/pkg/ilist/interface_list.go:70 +0xee gvisor.googlesource.com/gvisor/pkg/waiter.(*Queue).EventRegister() pkg/waiter/waiter.go:160 +0x86 gvisor.googlesource.com/gvisor/pkg/sentry/fs/tty.(*masterFileOperations).EventRegister() pkg/sentry/fs/tty/master.go:124 +0xe1 gvisor.googlesource.com/gvisor/pkg/sentry/fs.(*File).EventRegister() pkg/sentry/fs/file.go:175 +0x6a gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.readv() pkg/sentry/syscalls/linux/sys_read.go:202 +0x3cb gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Readv() pkg/sentry/syscalls/linux/sys_read.go:144 +0x28c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall() pkg/sentry/kernel/task_syscall.go:162 +0x14e gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke() pkg/sentry/kernel/task_syscall.go:278 +0x7d gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter() pkg/sentry/kernel/task_syscall.go:241 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall() pkg/sentry/kernel/task_syscall.go:216 +0x19c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute() pkg/sentry/kernel/task_run.go:217 +0x157c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run() pkg/sentry/kernel/task_run.go:95 +0x264 Goroutine 124 (running) created at: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start() pkg/sentry/kernel/task_start.go:251 +0x193 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Clone() pkg/sentry/kernel/task_clone.go:314 +0x10e6 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.clone() pkg/sentry/syscalls/linux/sys_thread.go:157 +0x22e gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Clone() pkg/sentry/syscalls/linux/sys_thread.go:171 +0x80 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall() pkg/sentry/kernel/task_syscall.go:162 +0x14e gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke() pkg/sentry/kernel/task_syscall.go:278 +0x7d gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter() pkg/sentry/kernel/task_syscall.go:241 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall() pkg/sentry/kernel/task_syscall.go:216 +0x19c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute() pkg/sentry/kernel/task_run.go:217 +0x157c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run() pkg/sentry/kernel/task_run.go:95 +0x264 Goroutine 170 (running) created at: gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Start() pkg/sentry/kernel/task_start.go:251 +0x193 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).Clone() pkg/sentry/kernel/task_clone.go:314 +0x10e6 gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.clone() pkg/sentry/syscalls/linux/sys_thread.go:157 +0x22e gvisor.googlesource.com/gvisor/pkg/sentry/syscalls/linux.Clone() pkg/sentry/syscalls/linux/sys_thread.go:171 +0x80 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).executeSyscall() pkg/sentry/kernel/task_syscall.go:162 +0x14e gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallInvoke() pkg/sentry/kernel/task_syscall.go:278 +0x7d gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscallEnter() pkg/sentry/kernel/task_syscall.go:241 +0xc3 gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).doSyscall() pkg/sentry/kernel/task_syscall.go:216 +0x19c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*runApp).execute() pkg/sentry/kernel/task_run.go:217 +0x157c gvisor.googlesource.com/gvisor/pkg/sentry/kernel.(*Task).run() pkg/sentry/kernel/task_run.go:95 +0x264 ================== W0625 01:37:56.147357 4184 x:0] FATAL ERROR: error getting processes for container: error executing in sandbox: EOF error getting processes for container: error executing in sandbox: EOF W0625 01:37:56.147404 61434 x:0] FATAL ERROR: error running container: err waiting on container "ci-gvisor-ptrace-proxy-sandbox-race-0": EOF error running container: err waiting on container "ci-gvisor-ptrace-proxy-sandbox-race-0": EOF