panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 67 [running]: github.com/google/syzkaller/pkg/osutil.Abs(0xc000396120, 0x1a, 0x7ab8bb, 0x11) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x26c github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc0011dc000, 0x1, 0x1, 0xc00011c5a0, 0xc000950028, 0xc0009500e8, 0x2b99fb200000, 0x1000000, 0x1000000, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:548 +0x13c github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0002e5050, 0xc0006de000, 0xc001ba9e80, 0xc00032fd68, 0x2, 0x2, 0x0, 0x414e00, 0x95ee40, 0xc000ba6570) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x495 main.(*Proc).executeRaw(0xc00115e480, 0xc0006de000, 0xc001ba9e80, 0x1, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:297 +0x228 main.(*Proc).execute(0xc00115e480, 0xc0006de000, 0xc001ba9e80, 0x0, 0x1, 0x1) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:251 +0x6a main.(*Proc).loop(0xc00115e480) /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 06:17:49.722316 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.722463 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.722550 1 task_signals.go:214] [ 34] Signal 9: terminating thread group D0208 06:17:49.722496 1 task_signals.go:214] [ 38] Signal 9: terminating thread group D0208 06:17:49.722517 1 task_signals.go:214] [ 30] Signal 9: terminating thread group D0208 06:17:49.722529 1 task_signals.go:214] [ 31] Signal 9: terminating thread group D0208 06:17:49.722543 1 task_signals.go:214] [ 33] Signal 9: terminating thread group D0208 06:17:49.722553 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.722598 1 task_signals.go:214] [ 35] Signal 9: terminating thread group D0208 06:17:49.722620 1 task_signals.go:214] [ 290] Signal 9: terminating thread group D0208 06:17:49.722635 1 task_signals.go:214] [ 36] Signal 9: terminating thread group I0208 06:17:49.722617 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 35, fault addr: 0x0 D0208 06:17:49.722644 1 task_signals.go:214] [ 37] Signal 9: terminating thread group D0208 06:17:49.722666 1 task_signals.go:214] [ 21] Signal 9: terminating thread group D0208 06:17:49.722675 1 task_signals.go:214] [ 15] Signal 9: terminating thread group D0208 06:17:49.722684 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.722461 1 task_signals.go:214] [ 51] Signal 9: terminating thread group I0208 06:17:49.722655 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 290, fault addr: 0x0 D0208 06:17:49.722718 1 task_signals.go:214] [ 1993] Signal 9: terminating thread group I0208 06:17:49.722710 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 31, fault addr: 0x0 D0208 06:17:49.722744 1 task_signals.go:214] [ 24] Signal 9: terminating thread group I0208 06:17:49.722751 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 36, fault addr: 0x0 D0208 06:17:49.722754 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 06:17:49.722760 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 37, fault addr: 0x0 D0208 06:17:49.722763 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:17:49.722768 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 21, fault addr: 0x0 I0208 06:17:49.722776 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 15, fault addr: 0x0 D0208 06:17:49.722792 1 task_signals.go:214] [ 22] Signal 9: terminating thread group I0208 06:17:49.722801 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 51, fault addr: 0x0 I0208 06:17:49.722810 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 34, fault addr: 0x0 I0208 06:17:49.722819 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 38, fault addr: 0x0 I0208 06:17:49.722838 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 30, fault addr: 0x0 I0208 06:17:49.722847 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 1993, fault addr: 0x0 D0208 06:17:49.722808 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 06:17:49.722856 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 22, fault addr: 0x0 D0208 06:17:49.722867 1 task_signals.go:214] [ 17] Signal 9: terminating thread group I0208 06:17:49.722880 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 24, fault addr: 0x0 D0208 06:17:49.722911 1 task_signals.go:214] [ 18] Signal 9: terminating thread group I0208 06:17:49.722913 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 33, fault addr: 0x0 D0208 06:17:49.722927 1 task_signals.go:214] [ 19] Signal 9: terminating thread group I0208 06:17:49.722925 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 18, fault addr: 0x0 D0208 06:17:49.722935 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 06:17:49.722939 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 17, fault addr: 0x0 D0208 06:17:49.722943 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.722948 1 task_signals.go:214] [ 20] Signal 9: terminating thread group I0208 06:17:49.722967 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 20, fault addr: 0x0 D0208 06:17:49.722969 1 task_exit.go:251] [ 290] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.723006 1 task_exit.go:251] [ 290] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.723033 1 task_exit.go:251] [ 290] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.723036 1 task_signals.go:214] [ 39] Signal 9: terminating thread group D0208 06:17:49.723050 1 task_exit.go:251] [ 15] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.723059 1 task_exit.go:251] [ 15] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.723017 1 task_signals.go:214] [ 29] Signal 9: terminating thread group D0208 06:17:49.723066 1 task_signals.go:214] [ 41] Signal 9: terminating thread group D0208 06:17:49.723082 1 task_signals.go:214] [ 288] Signal 9: terminating thread group I0208 06:17:49.722977 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 19, fault addr: 0x0 D0208 06:17:49.723091 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.723058 1 task_signals.go:214] [ 40] Signal 9: terminating thread group D0208 06:17:49.723104 1 task_signals.go:214] [ 23] Signal 9: terminating thread group D0208 06:17:49.723112 1 task_signals.go:214] [ 16] Signal 9: terminating thread group D0208 06:17:49.723122 1 task_signals.go:214] [ 25] Signal 9: terminating thread group I0208 06:17:49.723117 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 23, fault addr: 0x0 D0208 06:17:49.723132 1 task_signals.go:214] [ 27] Signal 9: terminating thread group I0208 06:17:49.723139 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 27, fault addr: 0x0 D0208 06:17:49.723142 1 task_signals.go:214] [ 50] Signal 9: terminating thread group I0208 06:17:49.723152 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 50, fault addr: 0x0 I0208 06:17:49.723158 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 40, fault addr: 0x0 D0208 06:17:49.723160 1 task_signals.go:214] [ 26] Signal 9: terminating thread group I0208 06:17:49.723167 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 16, fault addr: 0x0 D0208 06:17:49.723184 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.723198 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:17:49.723188 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 288, fault addr: 0x0 I0208 06:17:49.723265 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 29, fault addr: 0x0 I0208 06:17:49.723280 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 41, fault addr: 0x0 I0208 06:17:49.723301 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 39, fault addr: 0x0 I0208 06:17:49.723384 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 25, fault addr: 0x0 D0208 06:17:49.723324 1 task_exit.go:251] [ 288] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 06:17:49.723504 1 compat.go:135] Uncaught signal: "killed" (9), PID: 15, TID: 26, fault addr: 0x0 D0208 06:17:49.723590 1 task_exit.go:251] [ 288] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.723630 1 task_exit.go:251] [ 288] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.723717 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.723789 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.723828 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.723921 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.723975 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.724064 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.724117 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.724212 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.724251 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.724308 1 task_exit.go:251] [ 51] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.724500 1 task_exit.go:251] [ 51] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.724553 1 task_exit.go:251] [ 51] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.724663 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.724732 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.724788 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.724870 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.724935 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.724984 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.725076 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725153 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.725206 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.725296 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725359 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.725398 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.725487 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725605 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.725723 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.725799 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725855 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725899 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.725961 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726023 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726109 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726177 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726225 1 task_exit.go:251] [ 1993] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726326 1 task_exit.go:251] [ 50] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726394 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726469 1 task_exit.go:251] [ 16] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726510 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726569 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726630 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726671 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:17:49.726738 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.726802 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.726897 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.726958 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727051 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727103 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727159 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727262 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727369 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727416 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727459 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727490 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727518 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727538 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727555 1 task_exit.go:251] [ 50] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727578 1 task_exit.go:251] [ 50] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727602 1 task_exit.go:251] [ 1993] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727610 1 task_exit.go:251] [ 1993] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727630 1 task_exit.go:251] [ 16] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727636 1 task_exit.go:251] [ 16] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727671 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727687 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727728 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727758 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727820 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727843 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.727908 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.727928 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.784607 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:17:49.784662 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.784695 1 task_exit.go:251] [ 15] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:17:49.784773 1 loader.go:1018] updated processes (removal): map[{ci-gvisor-kvm-cover-7 0}:0xc0005927e0] D0208 06:17:49.784809 1 controller.go:506] containerManager.Wait, cid: ci-gvisor-kvm-cover-7, pid: 15, waitStatus: 0x200, err: D0208 06:17:49.785031 13089 urpc.go:694] urpc: unmarshal success. I0208 06:17:49.785097 13089 main.go:236] Exiting with status: 512 D0208 06:17:49.785520 1 urpc.go:640] urpc: successfully marshalled 38 bytes. D0208 06:17:50.084244 1 urpc.go:694] urpc: unmarshal success. D0208 06:17:50.084295 1 controller.go:564] containerManager.Signal: cid: ci-gvisor-kvm-cover-7, PID: 0, signal: 0, mode: Process D0208 06:17:50.084349 1 urpc.go:640] urpc: successfully marshalled 37 bytes. D0208 06:17:50.084843 1 urpc.go:694] urpc: unmarshal success. D0208 06:17:50.121905 1 urpc.go:640] urpc: successfully marshalled 530468 bytes. D0208 06:17:50.141253 1 urpc.go:694] urpc: unmarshal success. D0208 06:17:50.141307 1 controller.go:200] containerManager.Processes, cid: ci-gvisor-kvm-cover-7 D0208 06:17:50.141568 1 urpc.go:640] urpc: successfully marshalled 210 bytes. D0208 06:17:53.213692 1 task_signals.go:548] [ 4] Notified of signal 23 D0208 06:17:53.219188 1 task_signals.go:250] [ 4] Signal 23: delivering to handler I0208 06:17:59.481495 1 watchdog.go:340] Watchdog starting loop, tasks: 26, discount: 0s