panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 100 [running]: github.com/google/syzkaller/pkg/osutil.Abs({0xc00023fb60, 0xcc05f8}) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:331 +0x1b9 github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, {0xc00065a000, 0x2, 0x2}, 0xc000224fc0, 0xc000a0a000, 0xc000a0a008, {0x7f3018e00000, 0x1000000, 0x1000000}, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:558 +0x132 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000618090, 0xac1bc0, 0xc00001b940) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x20e main.(*Context).execute(0xc00045c070, 0x0, 0x0, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:172 +0x151 main.(*Context).run(0xc00045c070, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:157 +0xed main.main.func3() /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:120 +0x5c created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:118 +0x61c D0201 13:13:28.319989 819933 task_exit.go:204] [ 15: 24] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320074 819933 task_exit.go:204] [ 15: 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320083 819933 task_exit.go:204] [ 15: 24] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320085 819933 task_signals.go:189] [ 15: 23] Signal 9: terminating thread group D0201 13:13:28.320118 819933 task_signals.go:189] [ 15: 26] Signal 9: terminating thread group D0201 13:13:28.320089 819933 task_signals.go:189] [ 15: 17] Signal 9: terminating thread group D0201 13:13:28.320181 819933 task_signals.go:189] [ 15: 19] Signal 9: terminating thread group D0201 13:13:28.320106 819933 task_signals.go:189] [ 15: 25] Signal 9: terminating thread group D0201 13:13:28.320158 819933 task_signals.go:189] [ 15: 27] Signal 9: terminating thread group I0201 13:13:28.320133 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 23, fault addr: 0x0 D0201 13:13:28.320155 819933 task_signals.go:189] [ 15: 21] Signal 9: terminating thread group D0201 13:13:28.320164 819933 task_signals.go:189] [ 15: 18] Signal 9: terminating thread group D0201 13:13:28.320192 819933 task_signals.go:189] [ 15: 15] Signal 9: terminating thread group D0201 13:13:28.320169 819933 task_signals.go:189] [ 15: 29] Signal 9: terminating thread group D0201 13:13:28.320203 819933 task_signals.go:189] [ 15: 16] Signal 9: terminating thread group D0201 13:13:28.320181 819933 task_signals.go:189] [ 15: 20] Signal 9: terminating thread group D0201 13:13:28.320274 819933 task_exit.go:204] [ 15: 23] Transitioning from exit state TaskExitNone to TaskExitInitiated I0201 13:13:28.320309 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 26, fault addr: 0x0 D0201 13:13:28.320317 819933 task_signals.go:189] [ 15: 22] Signal 9: terminating thread group I0201 13:13:28.320331 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 29, fault addr: 0x0 I0201 13:13:28.320413 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 19, fault addr: 0x0 I0201 13:13:28.320426 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 25, fault addr: 0x0 I0201 13:13:28.320435 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 21, fault addr: 0x0 I0201 13:13:28.320464 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 17, fault addr: 0x0 I0201 13:13:28.320474 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 27, fault addr: 0x0 I0201 13:13:28.320491 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 20, fault addr: 0x0 I0201 13:13:28.320500 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 15, fault addr: 0x0 I0201 13:13:28.320517 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 22, fault addr: 0x0 I0201 13:13:28.320525 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 16, fault addr: 0x0 I0201 13:13:28.320543 819933 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 18, fault addr: 0x0 D0201 13:13:28.320525 819933 task_exit.go:204] [ 15: 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320611 819933 task_exit.go:204] [ 15: 23] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320693 819933 task_exit.go:204] [ 15: 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320725 819933 task_exit.go:204] [ 15: 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320731 819933 task_exit.go:204] [ 15: 26] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320749 819933 task_exit.go:204] [ 15: 29] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320775 819933 task_exit.go:204] [ 15: 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320789 819933 task_exit.go:204] [ 15: 29] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320801 819933 task_exit.go:204] [ 15: 19] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320809 819933 task_exit.go:204] [ 15: 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320815 819933 task_exit.go:204] [ 15: 19] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320828 819933 task_exit.go:204] [ 15: 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320847 819933 task_exit.go:204] [ 15: 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320852 819933 task_exit.go:204] [ 15: 25] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320866 819933 task_exit.go:204] [ 15: 21] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320882 819933 task_exit.go:204] [ 15: 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320887 819933 task_exit.go:204] [ 15: 21] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.320900 819933 task_exit.go:204] [ 15: 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.320915 819933 task_exit.go:204] [ 15: 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.320921 819933 task_exit.go:204] [ 15: 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.324766 819933 task_exit.go:204] [ 15: 27] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.324913 819933 task_exit.go:204] [ 15: 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.324923 819933 task_exit.go:204] [ 15: 27] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.324957 819933 task_exit.go:204] [ 15: 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.324967 819933 task_exit.go:204] [ 15: 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.324979 819933 task_exit.go:204] [ 15: 20] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.324998 819933 task_exit.go:204] [ 15: 15] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.325049 819933 task_exit.go:204] [ 15: 15] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.325073 819933 task_exit.go:204] [ 15: 22] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.325086 819933 task_exit.go:204] [ 15: 22] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.325091 819933 task_exit.go:204] [ 15: 22] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.325103 819933 task_exit.go:204] [ 15: 16] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.325116 819933 task_exit.go:204] [ 15: 16] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.325122 819933 task_exit.go:204] [ 15: 16] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.325136 819933 task_exit.go:204] [ 15: 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0201 13:13:28.329366 819933 task_exit.go:204] [ 15: 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0201 13:13:28.329433 819933 task_exit.go:204] [ 15: 18] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.329454 819933 task_exit.go:204] [ 15: 15] Transitioning from exit state TaskExitZombie to TaskExitDead D0201 13:13:28.329498 819933 loader.go:1059] updated processes (removal): map[{ci-gvisor-ptrace-2-1 0}:0xc0004b6480] D0201 13:13:28.329613 819933 controller.go:528] containerManager.Wait, cid: ci-gvisor-ptrace-2-1, pid: 15, waitStatus: 0x200, err: D0201 13:13:28.329699 819933 urpc.go:568] urpc: successfully marshalled 38 bytes. D0201 13:13:28.329808 830836 urpc.go:611] urpc: unmarshal success. I0201 13:13:28.329909 830836 main.go:269] Exiting with status: 512 D0201 13:13:28.375282 819933 urpc.go:611] urpc: unmarshal success. D0201 13:13:28.379060 819933 urpc.go:568] urpc: successfully marshalled 102261 bytes. D0201 13:13:28.384319 819933 urpc.go:611] urpc: unmarshal success. D0201 13:13:28.384387 819933 controller.go:223] containerManager.Processes, cid: ci-gvisor-ptrace-2-1 D0201 13:13:28.384586 819933 urpc.go:568] urpc: successfully marshalled 280 bytes. I0201 13:13:28.527617 819933 watchdog.go:295] Watchdog starting loop, tasks: 15, discount: 0s D0201 13:13:29.427302 819933 sampler.go:191] Time: Adjusting syscall overhead down to 531 D0201 13:13:30.426751 819933 sampler.go:191] Time: Adjusting syscall overhead down to 465