I0627 04:19:10.094479 28490 x:0] CalibratedClock(Monotonic): ready I0627 04:19:10.094697 28490 x:0] CalibratedClock(Realtime): ready I0627 04:19:54.180494 28490 x:0] Watchdog starting loop, tasks: 8, discount: 0s I0627 04:20:15.163248 31710 x:0] *************************** I0627 04:20:15.163397 31710 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-executor435426982] I0627 04:20:15.163661 31710 x:0] Git Revision: fb36f579ec1290e00eda13d3e94fe1c261e310ce I0627 04:20:15.163731 31710 x:0] PID: 31710 I0627 04:20:15.163754 31710 x:0] UID: 0, GID: 0 I0627 04:20:15.163778 31710 x:0] Configuration: I0627 04:20:15.163796 31710 x:0] RootDir: /syzkaller/managers/ptrace-proxy-sandbox-race/workdir/gvisor_root I0627 04:20:15.163837 31710 x:0] Platform: ptrace I0627 04:20:15.163862 31710 x:0] FileAccess: proxy, overlay: false I0627 04:20:15.163894 31710 x:0] Network: sandbox, logging: false I0627 04:20:15.163939 31710 x:0] Strace: false, max size: 1024, syscalls: [] I0627 04:20:15.163967 31710 x:0] *************************** I0627 04:20:15.169975 28490 x:0] EXEC: [/syz-executor435426982] 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 0x00c420422d98 by goroutine 45: 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.(*slaveFileOperations).EventUnregister() pkg/sentry/fs/tty/slave.go:114 +0x96 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.Read() pkg/sentry/syscalls/linux/sys_read.go:67 +0x295 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 0x00c420422d98 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.(*slaveFileOperations).EventRegister() pkg/sentry/fs/tty/slave.go:109 +0x10f 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.Read() pkg/sentry/syscalls/linux/sys_read.go:67 +0x295 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 45 (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 ================== W0627 04:20:15.739367 28483 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 W0627 04:20:15.739345 31710 x:0] FATAL ERROR: error getting processes for container: error executing in sandbox: EOF error getting processes for container: error executing in sandbox: EOF