panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 102 [running]: github.com/google/syzkaller/pkg/osutil.Abs(0xc0005100e0, 0x1a, 0x7ab8b7, 0x11) D0208 23:55:05.307416 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.310754 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x26c D0208 23:55:05.319808 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.323451 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.328034 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.328155 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.336353 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.342841 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.346431 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.346582 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.348557 34820 task_signals.go:548] [ 25] Notified of signal 23 github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc0001260d0, 0x1, 0x1, 0xc0001325a0, 0xc000724068, 0xc000724078, 0x2b8327a00000, 0x1000000, 0x1000000, ...) D0208 23:55:05.348593 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.353770 34820 urpc.go:694] urpc: unmarshal success. D0208 23:55:05.354498 34820 controller.go:564] containerManager.Signal: cid: ci-gvisor-ptrace-1-cover-1, PID: 0, signal: 0, mode: Process D0208 23:55:05.354619 34820 urpc.go:640] urpc: successfully marshalled 37 bytes. D0208 23:55:05.355313 34820 urpc.go:694] urpc: unmarshal success. D0208 23:55:05.449315 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.449520 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.454922 34820 task_signals.go:563] [ 25] No task notified of signal 23 D0208 23:55:05.462673 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.555284 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.557693 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.567971 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.568109 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:548 +0x13c D0208 23:55:05.583804 34820 urpc.go:640] urpc: successfully marshalled 3528828 bytes. D0208 23:55:05.599446 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.607519 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.615923 34820 urpc.go:694] urpc: unmarshal success. D0208 23:55:05.615987 34820 controller.go:200] containerManager.Processes, cid: ci-gvisor-ptrace-1-cover-1 D0208 23:55:05.616172 34820 urpc.go:640] urpc: successfully marshalled 436 bytes. D0208 23:55:05.618264 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.621726 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.661752 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.662544 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.666123 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.671196 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.679838 34820 task_signals.go:548] [ 25] Notified of signal 23 github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0003ef170, 0xc000510060, 0xc001c1e000, 0xc00026dd68, 0x2, 0x2, 0x0, 0x414e00, 0x95eea0, 0xc000504a40) D0208 23:55:05.680412 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.683425 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.683600 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.703376 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.703567 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x495 D0208 23:55:05.715546 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.716088 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.724921 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.726299 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.733030 34820 task_signals.go:563] [ 25] No task notified of signal 23 D0208 23:55:05.735792 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.736972 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.737307 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler main.(*Proc).executeRaw(0xc000ece380, 0xc000510060, 0xc001c1e000, 0x1, 0x0) D0208 23:55:05.754478 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.758008 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.764150 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.764758 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.773643 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.773928 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.774883 34820 task_signals.go:563] [ 25] No task notified of signal 23 D0208 23:55:05.775182 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:297 +0x228 D0208 23:55:05.790579 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.790800 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.808746 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.828324 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.859434 34820 task_signals.go:548] [ 25] Notified of signal 23 main.(*Proc).execute(0xc000ece380, 0xc000510060, 0xc001c1e000, 0x0, 0x1, 0x1) D0208 23:55:05.860319 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:251 +0x6a D0208 23:55:05.862658 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.862820 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler main.(*Proc).loop(0xc000ece380) D0208 23:55:05.865736 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.865860 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.882315 34820 task_signals.go:563] [ 25] No task notified of signal 23 D0208 23:55:05.896000 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.920764 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.923549 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:97 +0x492 D0208 23:55:05.942836 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.943963 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler created by main.main D0208 23:55:05.954749 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.958416 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:280 +0x13f8 D0208 23:55:05.966256 34820 task_signals.go:548] [ 25] Notified of signal 23 D0208 23:55:05.977495 34820 task_signals.go:250] [ 25] Signal 23: delivering to handler D0208 23:55:05.980883 34820 task_exit.go:251] [ 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.981038 34820 task_exit.go:251] [ 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.981120 34820 task_signals.go:214] [ 24] Signal 9: terminating thread group D0208 23:55:05.981078 34820 task_signals.go:214] [ 14] Signal 9: terminating thread group D0208 23:55:05.981087 34820 task_signals.go:214] [ 17] Signal 9: terminating thread group D0208 23:55:05.981094 34820 task_signals.go:214] [ 10] Signal 9: terminating thread group D0208 23:55:05.981172 34820 task_signals.go:214] [ 19] Signal 9: terminating thread group D0208 23:55:05.981062 34820 task_signals.go:214] [ 11] Signal 9: terminating thread group D0208 23:55:05.981056 34820 task_signals.go:214] [ 23] Signal 9: terminating thread group D0208 23:55:05.981108 34820 task_signals.go:214] [ 12] Signal 9: terminating thread group D0208 23:55:05.981191 34820 task_signals.go:214] [ 20] Signal 9: terminating thread group D0208 23:55:05.981124 34820 task_signals.go:214] [ 27] Signal 9: terminating thread group D0208 23:55:05.981122 34820 task_signals.go:214] [ 29] Signal 9: terminating thread group D0208 23:55:05.981132 34820 task_exit.go:251] [ 25] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 23:55:05.981266 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 19, fault addr: 0x0 D0208 23:55:05.981040 34820 task_signals.go:214] [ 13] Signal 9: terminating thread group D0208 23:55:05.981159 34820 task_signals.go:214] [ 26] Signal 9: terminating thread group D0208 23:55:05.981100 34820 task_signals.go:214] [ 15] Signal 9: terminating thread group D0208 23:55:05.981116 34820 task_signals.go:214] [ 16] Signal 9: terminating thread group I0208 23:55:05.981308 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 14, fault addr: 0x0 D0208 23:55:05.981327 34820 task_exit.go:251] [ 19] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 23:55:05.981338 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 13, fault addr: 0x0 I0208 23:55:05.981347 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 23, fault addr: 0x0 D0208 23:55:05.981282 34820 task_signals.go:214] [ 31] Signal 9: terminating thread group I0208 23:55:05.981365 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 26, fault addr: 0x0 D0208 23:55:05.981139 34820 task_signals.go:214] [ 30] Signal 9: terminating thread group D0208 23:55:05.981247 34820 task_signals.go:214] [ 28] Signal 9: terminating thread group D0208 23:55:05.981203 34820 task_signals.go:214] [ 18] Signal 9: terminating thread group I0208 23:55:05.981389 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 10, fault addr: 0x0 I0208 23:55:05.981481 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 15, fault addr: 0x0 I0208 23:55:05.981494 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 16, fault addr: 0x0 D0208 23:55:05.981494 34820 task_exit.go:251] [ 23] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 23:55:05.981503 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 29, fault addr: 0x0 I0208 23:55:05.981514 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 11, fault addr: 0x0 I0208 23:55:05.981535 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 24, fault addr: 0x0 D0208 23:55:05.981534 34820 task_exit.go:251] [ 29] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 23:55:05.981544 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 31, fault addr: 0x0 I0208 23:55:05.981554 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 30, fault addr: 0x0 I0208 23:55:05.981572 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 17, fault addr: 0x0 I0208 23:55:05.981580 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 27, fault addr: 0x0 I0208 23:55:05.981587 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 18, fault addr: 0x0 I0208 23:55:05.981598 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 12, fault addr: 0x0 D0208 23:55:05.981597 34820 task_exit.go:251] [ 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.981620 34820 task_exit.go:251] [ 29] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 23:55:05.981608 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 20, fault addr: 0x0 D0208 23:55:05.981644 34820 task_exit.go:251] [ 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.981662 34820 task_exit.go:251] [ 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 23:55:05.981662 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 28, fault addr: 0x0 D0208 23:55:05.981670 34820 task_exit.go:251] [ 20] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.981690 34820 task_exit.go:251] [ 14] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.981702 34820 task_exit.go:251] [ 14] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.981709 34820 task_exit.go:251] [ 14] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.981734 34820 task_exit.go:251] [ 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.981961 34820 task_exit.go:251] [ 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.981968 34820 task_exit.go:251] [ 18] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.981991 34820 task_exit.go:251] [ 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.981997 34820 task_exit.go:251] [ 23] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982076 34820 task_exit.go:251] [ 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982105 34820 task_exit.go:251] [ 19] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982123 34820 task_exit.go:251] [ 13] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982139 34820 task_exit.go:251] [ 13] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982158 34820 task_exit.go:251] [ 13] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982189 34820 task_exit.go:251] [ 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982199 34820 task_exit.go:251] [ 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982218 34820 task_exit.go:251] [ 26] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982230 34820 task_exit.go:251] [ 10] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982239 34820 task_exit.go:251] [ 10] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982264 34820 task_exit.go:251] [ 15] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982274 34820 task_exit.go:251] [ 15] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982287 34820 task_exit.go:251] [ 15] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982345 34820 task_exit.go:251] [ 16] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982346 34820 task_signals.go:214] [ 21] Signal 9: terminating thread group D0208 23:55:05.982370 34820 task_exit.go:251] [ 16] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982386 34820 task_exit.go:251] [ 16] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 23:55:05.982557 34820 compat.go:135] Uncaught signal: "killed" (9), PID: 10, TID: 21, fault addr: 0x0 D0208 23:55:05.982628 34820 task_exit.go:251] [ 11] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982673 34820 task_exit.go:251] [ 11] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982688 34820 task_exit.go:251] [ 11] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982707 34820 task_exit.go:251] [ 24] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982793 34820 task_exit.go:251] [ 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982803 34820 task_exit.go:251] [ 24] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982827 34820 task_exit.go:251] [ 21] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982876 34820 task_exit.go:251] [ 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982883 34820 task_exit.go:251] [ 21] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982899 34820 task_exit.go:251] [ 31] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982918 34820 task_exit.go:251] [ 31] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982952 34820 task_exit.go:251] [ 31] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.982970 34820 task_exit.go:251] [ 30] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.982979 34820 task_exit.go:251] [ 30] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.982985 34820 task_exit.go:251] [ 30] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.983077 34820 task_exit.go:251] [ 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.983105 34820 task_exit.go:251] [ 27] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.983113 34820 task_exit.go:251] [ 12] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.983121 34820 task_exit.go:251] [ 28] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 23:55:05.983299 34820 task_exit.go:251] [ 28] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.983324 34820 task_exit.go:251] [ 28] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.983359 34820 task_exit.go:251] [ 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.983370 34820 task_exit.go:251] [ 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.983388 34820 task_exit.go:251] [ 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.983395 34820 task_exit.go:251] [ 27] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.985507 35895 urpc.go:694] urpc: unmarshal success. I0208 23:55:05.985575 35895 main.go:236] Exiting with status: 512 D0208 23:55:05.985124 34820 task_exit.go:251] [ 12] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 23:55:05.985150 34820 task_exit.go:251] [ 12] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.985158 34820 task_exit.go:251] [ 10] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 23:55:05.985187 34820 loader.go:1018] updated processes (removal): map[{ci-gvisor-ptrace-1-cover-1 0}:0xc000590030] D0208 23:55:05.985219 34820 controller.go:506] containerManager.Wait, cid: ci-gvisor-ptrace-1-cover-1, pid: 10, waitStatus: 0x200, err: D0208 23:55:06.000273 34820 urpc.go:640] urpc: successfully marshalled 38 bytes. I0208 23:55:13.618598 34820 watchdog.go:340] Watchdog starting loop, tasks: 11, discount: 0s