panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 44 [running]: github.com/google/syzkaller/pkg/osutil.Abs(0xc000c62060, 0x1a, 0x7ab8bb, 0x11) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x26c github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc000c4a000, 0x1, 0x1, 0xc000122a20, 0xc0003aa030, 0xc0003aa050, 0x2ad3f8e00000, 0x1000000, 0x1000000, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:548 +0x13c github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc0002e5050, 0xc000392780, 0xc0011b8400, 0xc001e11d68, 0x2, 0x2, 0x0, 0x0, 0x95ee40, 0xc000b908d0) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x495 main.(*Proc).executeRaw(0xc000dba180, 0xc000392780, 0xc0011b8400, 0x1, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:297 +0x228 main.(*Proc).execute(0xc000dba180, 0xc000392780, 0xc0011b8400, 0x0, 0x1, 0x1) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:251 +0x6a main.(*Proc).loop(0xc000dba180) /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 06:33:36.751502 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.751610 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.751687 1 task_signals.go:214] [ 17] Signal 9: terminating thread group D0208 06:33:36.751691 1 task_exit.go:251] [ 37] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.751713 1 task_signals.go:214] [ 32] Signal 9: terminating thread group D0208 06:33:36.751740 1 task_signals.go:214] [ 18] Signal 9: terminating thread group D0208 06:33:36.751767 1 task_signals.go:214] [ 19] Signal 9: terminating thread group I0208 06:33:36.751768 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 32, fault addr: 0x0 D0208 06:33:36.751786 1 task_signals.go:214] [ 20] Signal 9: terminating thread group I0208 06:33:36.751791 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 18, fault addr: 0x0 D0208 06:33:36.751797 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 06:33:36.751802 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 19, fault addr: 0x0 D0208 06:33:36.751815 1 task_signals.go:214] [ 21] Signal 9: terminating thread group I0208 06:33:36.751814 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 20, fault addr: 0x0 D0208 06:33:36.751858 1 task_signals.go:214] [ 30] Signal 9: terminating thread group D0208 06:33:36.751870 1 task_signals.go:214] [ 22] Signal 9: terminating thread group I0208 06:33:36.751877 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 30, fault addr: 0x0 D0208 06:33:36.751891 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.751659 1 task_signals.go:214] [ 31] Signal 9: terminating thread group I0208 06:33:36.751904 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 31, fault addr: 0x0 D0208 06:33:36.751885 1 task_signals.go:214] [ 23] Signal 9: terminating thread group D0208 06:33:36.751918 1 task_signals.go:214] [ 25] Signal 9: terminating thread group I0208 06:33:36.751921 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 23, fault addr: 0x0 I0208 06:33:36.751933 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 22, fault addr: 0x0 D0208 06:33:36.751941 1 task_signals.go:214] [ 34] Signal 9: terminating thread group I0208 06:33:36.751944 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 21, fault addr: 0x0 I0208 06:33:36.751955 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 17, fault addr: 0x0 D0208 06:33:36.751957 1 task_signals.go:214] [ 35] Signal 9: terminating thread group D0208 06:33:36.751966 1 task_signals.go:214] [ 26] Signal 9: terminating thread group D0208 06:33:36.751987 1 task_signals.go:214] [ 27] Signal 9: terminating thread group D0208 06:33:36.751996 1 task_signals.go:214] [ 28] Signal 9: terminating thread group D0208 06:33:36.752003 1 task_signals.go:214] [ 29] Signal 9: terminating thread group D0208 06:33:36.752015 1 task_signals.go:214] [ 44] Signal 9: terminating thread group D0208 06:33:36.752028 1 task_signals.go:214] [ 38] Signal 9: terminating thread group D0208 06:33:36.752037 1 task_signals.go:214] [ 39] Signal 9: terminating thread group I0208 06:33:36.751966 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 35, fault addr: 0x0 D0208 06:33:36.752049 1 task_signals.go:214] [ 40] Signal 9: terminating thread group D0208 06:33:36.752056 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752068 1 task_signals.go:214] [ 42] Signal 9: terminating thread group D0208 06:33:36.752088 1 task_signals.go:214] [ 43] Signal 9: terminating thread group D0208 06:33:36.752068 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752144 1 task_signals.go:214] [ 583] Signal 9: terminating thread group D0208 06:33:36.752162 1 task_signals.go:214] [ 24] Signal 9: terminating thread group I0208 06:33:36.752165 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 583, fault addr: 0x0 D0208 06:33:36.752133 1 task_signals.go:214] [ 46] Signal 9: terminating thread group D0208 06:33:36.751857 1 task_signals.go:214] [ 33] Signal 9: terminating thread group I0208 06:33:36.752181 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 24, fault addr: 0x0 I0208 06:33:36.752196 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 46, fault addr: 0x0 D0208 06:33:36.752126 1 task_signals.go:214] [ 45] Signal 9: terminating thread group I0208 06:33:36.752206 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 45, fault addr: 0x0 I0208 06:33:36.752227 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 25, fault addr: 0x0 I0208 06:33:36.752246 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 33, fault addr: 0x0 D0208 06:33:36.752246 1 task_exit.go:251] [ 583] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 06:33:36.752255 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 44, fault addr: 0x0 I0208 06:33:36.752264 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 38, fault addr: 0x0 D0208 06:33:36.752061 1 task_signals.go:214] [ 41] Signal 9: terminating thread group I0208 06:33:36.752272 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 39, fault addr: 0x0 D0208 06:33:36.752117 1 task_signals.go:214] [ 808] Signal 9: terminating thread group I0208 06:33:36.752284 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 40, fault addr: 0x0 I0208 06:33:36.752293 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 29, fault addr: 0x0 I0208 06:33:36.752305 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 41, fault addr: 0x0 D0208 06:33:36.752323 1 task_exit.go:251] [ 583] Transitioning from exit state TaskExitInitiated to TaskExitZombie I0208 06:33:36.752323 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 42, fault addr: 0x0 D0208 06:33:36.752331 1 task_exit.go:251] [ 583] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752348 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752355 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:33:36.752364 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 43, fault addr: 0x0 D0208 06:33:36.752374 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitNone to TaskExitInitiated I0208 06:33:36.752382 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 34, fault addr: 0x0 I0208 06:33:36.752395 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 808, fault addr: 0x0 D0208 06:33:36.752385 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752405 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:33:36.752405 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 26, fault addr: 0x0 D0208 06:33:36.752416 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752469 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752478 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:33:36.752517 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 28, fault addr: 0x0 D0208 06:33:36.752541 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752551 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752559 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752596 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752617 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752624 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitZombie to TaskExitDead I0208 06:33:36.752638 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 27, fault addr: 0x0 D0208 06:33:36.752704 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752767 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752776 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752794 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752809 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752817 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752829 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752838 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752846 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752859 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752869 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752875 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752886 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752895 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752900 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752920 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752930 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752945 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752960 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.752969 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.752981 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.752993 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753001 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753007 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753018 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753026 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753038 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753047 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753055 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753068 1 task_exit.go:251] [ 46] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753077 1 task_exit.go:251] [ 46] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753084 1 task_exit.go:251] [ 46] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753104 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753118 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753124 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753137 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753159 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753171 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753194 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753202 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753216 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753228 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753236 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753242 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753251 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753260 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753266 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753276 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753284 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753293 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753303 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753311 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753319 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753344 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753354 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753361 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753372 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753380 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753386 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753397 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753405 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753415 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753473 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.753483 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.753489 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.753500 1 task_exit.go:251] [ 808] Transitioning from exit state TaskExitNone to TaskExitInitiated D0208 06:33:36.776361 1 task_exit.go:251] [ 808] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0208 06:33:36.776466 1 task_exit.go:251] [ 808] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.776487 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0208 06:33:36.776535 1 loader.go:1018] updated processes (removal): map[{ci-gvisor-kvm-cover-7 0}:0xc0000c65d0] D0208 06:33:36.776574 1 controller.go:506] containerManager.Wait, cid: ci-gvisor-kvm-cover-7, pid: 17, waitStatus: 0x200, err: D0208 06:33:36.776647 1 urpc.go:640] urpc: successfully marshalled 38 bytes. D0208 06:33:36.776752 14162 urpc.go:694] urpc: unmarshal success. I0208 06:33:36.776830 14162 main.go:236] Exiting with status: 512 D0208 06:33:36.847283 1 urpc.go:694] urpc: unmarshal success. D0208 06:33:36.847355 1 controller.go:564] containerManager.Signal: cid: ci-gvisor-kvm-cover-7, PID: 0, signal: 0, mode: Process D0208 06:33:36.847450 1 urpc.go:640] urpc: successfully marshalled 37 bytes. D0208 06:33:36.849822 1 urpc.go:694] urpc: unmarshal success. D0208 06:33:37.043237 1 urpc.go:640] urpc: successfully marshalled 996278 bytes. D0208 06:33:37.061218 1 urpc.go:694] urpc: unmarshal success. D0208 06:33:37.061276 1 controller.go:200] containerManager.Processes, cid: ci-gvisor-kvm-cover-7 D0208 06:33:37.061493 1 urpc.go:640] urpc: successfully marshalled 200 bytes. I0208 06:33:45.606930 1 watchdog.go:340] Watchdog starting loop, tasks: 23, discount: 0s