I0626 04:16:15.188030 7496 x:0] CalibratedClock(Monotonic): ready I0626 04:16:15.188203 7496 x:0] CalibratedClock(Realtime): ready I0626 04:16:59.301375 7496 x:0] Watchdog starting loop, tasks: 7, discount: 0s I0626 04:17:14.336988 12917 x:0] *************************** I0626 04:17:14.337120 12917 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-3 /syz-executor954937680] I0626 04:17:14.337367 12917 x:0] Git Revision: 60dbbdc2d54bb52ad36234a843c1aaeec2650aa1 I0626 04:17:14.337393 12917 x:0] PID: 12917 I0626 04:17:14.337424 12917 x:0] UID: 0, GID: 0 I0626 04:17:14.337444 12917 x:0] Configuration: I0626 04:17:14.337487 12917 x:0] RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root I0626 04:17:14.337550 12917 x:0] Platform: ptrace I0626 04:17:14.337576 12917 x:0] FileAccess: proxy, overlay: false I0626 04:17:14.337614 12917 x:0] Network: sandbox, logging: false I0626 04:17:14.337643 12917 x:0] Strace: false, max size: 1024, syscalls: [] I0626 04:17:14.337674 12917 x:0] *************************** I0626 04:17:14.343599 7496 x:0] EXEC: [/syz-executor954937680] executing program ================== WARNING: DATA RACE Read at 0x00c4203a62f8 by goroutine 126: 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 0x00c4203a62f8 by goroutine 131: 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 126 (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 131 (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 ================== W0626 04:17:14.558550 12917 x:0] FATAL ERROR: error getting processes for container: error executing in sandbox: EOF error getting processes for container: error executing in sandbox: EOF W0626 04:17:14.558623 7472 x:0] FATAL ERROR: error running container: err waiting on container "ci-gvisor-ptrace-proxy-sandbox-race-3": EOF error running container: err waiting on container "ci-gvisor-ptrace-proxy-sandbox-race-3": EOF