panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 28 [running]: github.com/google/syzkaller/pkg/osutil.Abs(0xc00122e060, 0x1a, 0x7ab8bb, 0x11) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x26c github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc00019e800, 0x1, 0x1, 0xc000138120, 0xc00050c0d8, 0xc00050c108, 0x2b0221c00000, 0x1000000, 0x1000000, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:548 +0x13c github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0003d8cf0, 0xc000306b00, 0xc00140a5c0, 0xc004f07d68, 0x2, 0x2, 0x0, 0x414e00, 0x95ee40, 0xc000505d70) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x495 main.(*Proc).executeRaw(0xc00150adc0, 0xc000306b00, 0xc00140a5c0, 0x1, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:297 +0x228 main.(*Proc).execute(0xc00150adc0, 0xc000306b00, 0xc00140a5c0, 0x0, 0x1, 0x1) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:251 +0x6a main.(*Proc).loop(0xc00150adc0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x492 created by main.main /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:280 +0x13f8 D0208 01:13:09.537922 70568 task_signals.go:214] [ 24] Signal 9: terminating thread group D0208 01:13:09.537922 70568 task_signals.go:214] [ 27] Signal 9: terminating thread group D0208 01:13:09.537935 70568 task_signals.go:214] [ 29] Signal 9: terminating thread group D0208 01:13:09.537928 70568 task_signals.go:214] [ 945] Signal 9: terminating thread group D0208 01:13:09.538005 70568 task_exit.go:251] [ 16] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538110 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 945, fault addr: 0x0 D0208 01:13:09.538120 70568 task_signals.go:214] [ 12] Signal 9: terminating thread group I0208 01:13:09.538147 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 24, fault addr: 0x0 I0208 01:13:09.538161 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 29, fault addr: 0x0 D0208 01:13:09.538153 70568 task_exit.go:251] [ 945] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538171 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 27, fault addr: 0x0 D0208 01:13:09.538202 70568 task_signals.go:214] [ 14] Signal 9: terminating thread group D0208 01:13:09.538215 70568 task_signals.go:214] [ 13] Signal 9: terminating thread group D0208 01:13:09.538226 70568 task_signals.go:214] [ 18] Signal 9: terminating thread group D0208 01:13:09.538234 70568 task_signals.go:214] [ 21] Signal 9: terminating thread group D0208 01:13:09.538246 70568 task_signals.go:214] [ 19] Signal 9: terminating thread group D0208 01:13:09.538255 70568 task_signals.go:214] [ 20] Signal 9: terminating thread group D0208 01:13:09.538261 70568 task_signals.go:214] [ 15] Signal 9: terminating thread group D0208 01:13:09.538271 70568 task_signals.go:214] [ 25] Signal 9: terminating thread group D0208 01:13:09.538282 70568 task_signals.go:214] [ 17] Signal 9: terminating thread group D0208 01:13:09.538292 70568 task_signals.go:214] [ 23] Signal 9: terminating thread group D0208 01:13:09.538306 70568 task_signals.go:214] [ 28] Signal 9: terminating thread group D0208 01:13:09.538316 70568 task_signals.go:214] [ 26] Signal 9: terminating thread group D0208 01:13:09.538325 70568 task_signals.go:214] [ 11] Signal 9: terminating thread group D0208 01:13:09.538336 70568 task_signals.go:214] [ 944] Signal 9: terminating thread group D0208 01:13:09.538343 70568 task_signals.go:214] [ 946] Signal 9: terminating thread group D0208 01:13:09.538353 70568 task_exit.go:251] [ 27] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538370 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 12, fault addr: 0x0 I0208 01:13:09.538394 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 14, fault addr: 0x0 D0208 01:13:09.538432 70568 task_exit.go:251] [ 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 01:13:09.538440 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 25, fault addr: 0x0 D0208 01:13:09.538448 70568 task_exit.go:251] [ 27] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 01:13:09.538454 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 17, fault addr: 0x0 I0208 01:13:09.538469 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 23, fault addr: 0x0 I0208 01:13:09.538482 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 28, fault addr: 0x0 I0208 01:13:09.538495 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 26, fault addr: 0x0 D0208 01:13:09.538499 70568 task_exit.go:251] [ 23] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538507 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 11, fault addr: 0x0 D0208 01:13:09.538512 70568 task_exit.go:251] [ 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538519 70568 task_exit.go:251] [ 23] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 01:13:09.538522 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 946, fault addr: 0x0 D0208 01:13:09.538537 70568 task_exit.go:251] [ 946] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538556 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 944, fault addr: 0x0 D0208 01:13:09.538569 70568 task_exit.go:251] [ 944] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538578 70568 task_exit.go:251] [ 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538591 70568 task_exit.go:251] [ 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538598 70568 task_exit.go:251] [ 26] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 01:13:09.538579 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 21, fault addr: 0x0 D0208 01:13:09.538616 70568 task_exit.go:251] [ 21] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538625 70568 task_exit.go:251] [ 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538631 70568 task_exit.go:251] [ 21] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 01:13:09.538647 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 13, fault addr: 0x0 D0208 01:13:09.538656 70568 task_exit.go:251] [ 11] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 01:13:09.538673 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 18, fault addr: 0x0 D0208 01:13:09.538680 70568 task_exit.go:251] [ 11] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 01:13:09.538686 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 20, fault addr: 0x0 D0208 01:13:09.538699 70568 task_exit.go:251] [ 944] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 01:13:09.538699 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 19, fault addr: 0x0 D0208 01:13:09.538705 70568 task_exit.go:251] [ 944] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 01:13:09.538711 70568 compat.go:135] Uncaught signal: "killed" (9), PID: 11, TID: 15, fault addr: 0x0 D0208 01:13:09.538723 70568 task_exit.go:251] [ 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538753 70568 task_exit.go:251] [ 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538761 70568 task_exit.go:251] [ 18] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538792 70568 task_exit.go:251] [ 946] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538799 70568 task_exit.go:251] [ 946] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538817 70568 task_exit.go:251] [ 28] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538827 70568 task_exit.go:251] [ 28] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538833 70568 task_exit.go:251] [ 28] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538898 70568 task_exit.go:251] [ 16] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538904 70568 task_exit.go:251] [ 16] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538921 70568 task_exit.go:251] [ 945] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538926 70568 task_exit.go:251] [ 945] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538948 70568 task_exit.go:251] [ 24] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538955 70568 task_exit.go:251] [ 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538960 70568 task_exit.go:251] [ 24] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.538982 70568 task_exit.go:251] [ 29] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.538990 70568 task_exit.go:251] [ 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.538995 70568 task_exit.go:251] [ 29] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539010 70568 task_exit.go:251] [ 12] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539019 70568 task_exit.go:251] [ 12] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539024 70568 task_exit.go:251] [ 12] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539042 70568 task_exit.go:251] [ 14] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539050 70568 task_exit.go:251] [ 14] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539055 70568 task_exit.go:251] [ 14] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539069 70568 task_exit.go:251] [ 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539078 70568 task_exit.go:251] [ 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539096 70568 task_exit.go:251] [ 25] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539112 70568 task_exit.go:251] [ 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539121 70568 task_exit.go:251] [ 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539126 70568 task_exit.go:251] [ 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539144 70568 task_exit.go:251] [ 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539153 70568 task_exit.go:251] [ 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539158 70568 task_exit.go:251] [ 20] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539175 70568 task_exit.go:251] [ 13] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539183 70568 task_exit.go:251] [ 13] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539188 70568 task_exit.go:251] [ 13] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539201 70568 task_exit.go:251] [ 19] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.539210 70568 task_exit.go:251] [ 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.539215 70568 task_exit.go:251] [ 19] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.539229 70568 task_exit.go:251] [ 15] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 01:13:09.541467 70568 task_exit.go:251] [ 15] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 01:13:09.541485 70568 task_exit.go:251] [ 15] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.541492 70568 task_exit.go:251] [ 11] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 01:13:09.542731 70568 loader.go:1018] updated processes (removal): map[{ci-gvisor-ptrace-2-cover-0 0}:0xc0001509c0] D0208 01:13:09.542860 70568 controller.go:506] containerManager.Wait, cid: ci-gvisor-ptrace-2-cover-0, pid: 11, waitStatus: 0x200, err: D0208 01:13:09.542942 70568 urpc.go:640] urpc: successfully marshalled 38 bytes. D0208 01:13:09.548579 71132 urpc.go:694] urpc: unmarshal success. I0208 01:13:09.548680 71132 main.go:236] Exiting with status: 512 D0208 01:13:09.568976 70568 urpc.go:694] urpc: unmarshal success. D0208 01:13:09.569084 70568 controller.go:564] containerManager.Signal: cid: ci-gvisor-ptrace-2-cover-0, PID: 0, signal: 0, mode: Process D0208 01:13:09.569156 70568 urpc.go:640] urpc: successfully marshalled 37 bytes. D0208 01:13:09.569817 70568 urpc.go:694] urpc: unmarshal success. D0208 01:13:09.715188 70568 urpc.go:640] urpc: successfully marshalled 2482663 bytes. D0208 01:13:09.738353 70568 urpc.go:694] urpc: unmarshal success. D0208 01:13:09.738538 70568 controller.go:200] containerManager.Processes, cid: ci-gvisor-ptrace-2-cover-0 D0208 01:13:09.738903 70568 urpc.go:640] urpc: successfully marshalled 156 bytes. D0208 01:13:12.309295 70568 task_signals.go:548] [ 6] Notified of signal 23 D0208 01:13:12.309500 70568 task_signals.go:202] [ 6] Restarting syscall 202 after errno 512: interrupted by signal 23 D0208 01:13:12.309566 70568 task_signals.go:250] [ 6] Signal 23: delivering to handler D0208 01:13:15.554792 70568 task_signals.go:548] [ 3] Notified of signal 23 D0208 01:13:15.558529 70568 task_signals.go:250] [ 3] Signal 23: delivering to handler