panic: wd changed: "/tmp" -> "(unreachable)/" goroutine 8 [running]: github.com/google/syzkaller/pkg/osutil.Abs(0xc000012140, 0x1a, 0x7ab8b7, 0x11) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/osutil/osutil.go:290 +0x26c github.com/google/syzkaller/pkg/ipc.makeCommand(0x0, 0xc0011d2010, 0x1, 0x1, 0xc000380300, 0xc0000ca520, 0xc0000ca5d8, 0x2b73c5200000, 0x1000000, 0x1000000, ...) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:548 +0x13c github.com/google/syzkaller/pkg/ipc.(*Env).Exec(0xc000300bd0, 0xc0003920e0, 0xc0019fc780, 0xc005e4bd68, 0x2, 0x2, 0x0, 0x0, 0x95eea0, 0xc00192d970) /syzkaller/gopath/src/github.com/google/syzkaller/pkg/ipc/ipc.go:282 +0x495 main.(*Proc).executeRaw(0xc0008b6140, 0xc0003920e0, 0xc0019fc780, 0x1, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:297 +0x228 main.(*Proc).execute(0xc0008b6140, 0xc0003920e0, 0xc0019fc780, 0x0, 0x1, 0x1) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/proc.go:251 +0x6a main.(*Proc).loop(0xc0008b6140) /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 D0210 14:01:08.700774 1 task_signals.go:214] [ 27] Signal 9: terminating thread group D0210 14:01:08.700773 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitNone to TaskExitInitiated I0210 14:01:08.700829 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 27, fault addr: 0x0 D0210 14:01:08.700845 1 task_signals.go:214] [ 34] Signal 9: terminating thread group D0210 14:01:08.700862 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.700874 1 task_signals.go:214] [ 35] Signal 9: terminating thread group D0210 14:01:08.700879 1 task_exit.go:251] [ 45] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.700898 1 task_signals.go:214] [ 17] Signal 9: terminating thread group I0210 14:01:08.700903 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 34, fault addr: 0x0 D0210 14:01:08.700912 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.700932 1 task_signals.go:214] [ 43] Signal 9: terminating thread group D0210 14:01:08.700948 1 task_signals.go:214] [ 324] Signal 9: terminating thread group D0210 14:01:08.700951 1 task_signals.go:214] [ 44] Signal 9: terminating thread group I0210 14:01:08.700932 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 17, fault addr: 0x0 D0210 14:01:08.700948 1 task_signals.go:214] [ 28] Signal 9: terminating thread group D0210 14:01:08.700960 1 task_signals.go:214] [ 20] Signal 9: terminating thread group I0210 14:01:08.700966 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 324, fault addr: 0x0 D0210 14:01:08.700974 1 task_signals.go:214] [ 21] Signal 9: terminating thread group I0210 14:01:08.700979 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 28, fault addr: 0x0 D0210 14:01:08.700983 1 task_signals.go:214] [ 22] Signal 9: terminating thread group D0210 14:01:08.700969 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.700989 1 task_signals.go:214] [ 39] Signal 9: terminating thread group D0210 14:01:08.700994 1 task_signals.go:214] [ 38] Signal 9: terminating thread group D0210 14:01:08.701001 1 task_signals.go:214] [ 23] Signal 9: terminating thread group D0210 14:01:08.701008 1 task_signals.go:214] [ 704] Signal 9: terminating thread group D0210 14:01:08.701012 1 task_signals.go:214] [ 24] Signal 9: terminating thread group D0210 14:01:08.701022 1 task_signals.go:214] [ 25] Signal 9: terminating thread group D0210 14:01:08.701025 1 task_signals.go:214] [ 40] Signal 9: terminating thread group D0210 14:01:08.701036 1 task_signals.go:214] [ 26] Signal 9: terminating thread group D0210 14:01:08.701047 1 task_signals.go:214] [ 19] Signal 9: terminating thread group D0210 14:01:08.701044 1 task_signals.go:214] [ 41] Signal 9: terminating thread group D0210 14:01:08.701060 1 task_signals.go:214] [ 29] Signal 9: terminating thread group D0210 14:01:08.701077 1 task_signals.go:214] [ 30] Signal 9: terminating thread group D0210 14:01:08.701091 1 task_signals.go:214] [ 31] Signal 9: terminating thread group D0210 14:01:08.701078 1 task_signals.go:214] [ 42] Signal 9: terminating thread group D0210 14:01:08.701107 1 task_signals.go:214] [ 32] Signal 9: terminating thread group D0210 14:01:08.701123 1 task_signals.go:214] [ 33] Signal 9: terminating thread group D0210 14:01:08.701136 1 task_signals.go:214] [ 18] Signal 9: terminating thread group D0210 14:01:08.701146 1 task_signals.go:214] [ 52] Signal 9: terminating thread group D0210 14:01:08.701167 1 task_exit.go:251] [ 27] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.701233 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 44, fault addr: 0x0 I0210 14:01:08.701331 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 40, fault addr: 0x0 D0210 14:01:08.701318 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitNone to TaskExitInitiated I0210 14:01:08.701360 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 20, fault addr: 0x0 I0210 14:01:08.701387 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 21, fault addr: 0x0 I0210 14:01:08.701405 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 35, fault addr: 0x0 I0210 14:01:08.701417 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 43, fault addr: 0x0 D0210 14:01:08.701482 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701503 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701511 1 task_exit.go:251] [ 43] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.701528 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701541 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701559 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701566 1 task_exit.go:251] [ 34] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.701579 1 task_exit.go:251] [ 324] Transitioning from exit state TaskExitNone to TaskExitInitiated I0210 14:01:08.701502 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 704, fault addr: 0x0 D0210 14:01:08.701588 1 task_exit.go:251] [ 324] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701602 1 task_exit.go:251] [ 324] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.701600 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 25, fault addr: 0x0 D0210 14:01:08.701615 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701679 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701691 1 task_exit.go:251] [ 25] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.701707 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 23, fault addr: 0x0 D0210 14:01:08.701717 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701777 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701786 1 task_exit.go:251] [ 23] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.701831 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701864 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701875 1 task_exit.go:251] [ 28] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.701922 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701936 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.701942 1 task_exit.go:251] [ 20] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.701962 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.701972 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702012 1 task_exit.go:251] [ 44] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.702029 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702041 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702048 1 task_exit.go:251] [ 21] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.702064 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702110 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702119 1 task_exit.go:251] [ 40] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.702133 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702143 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702150 1 task_exit.go:251] [ 35] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.702195 1 task_exit.go:251] [ 704] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702210 1 task_exit.go:251] [ 704] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702217 1 task_exit.go:251] [ 704] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.701799 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 31, fault addr: 0x0 D0210 14:01:08.702247 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702294 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702303 1 task_exit.go:251] [ 31] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702316 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 22, fault addr: 0x0 D0210 14:01:08.702327 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702335 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702375 1 task_exit.go:251] [ 22] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702391 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 29, fault addr: 0x0 D0210 14:01:08.702400 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702474 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702482 1 task_exit.go:251] [ 29] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702496 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 39, fault addr: 0x0 D0210 14:01:08.702505 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702513 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702519 1 task_exit.go:251] [ 39] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702565 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 41, fault addr: 0x0 D0210 14:01:08.702577 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702587 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702593 1 task_exit.go:251] [ 41] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702609 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 30, fault addr: 0x0 D0210 14:01:08.702685 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702701 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702707 1 task_exit.go:251] [ 30] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702718 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 26, fault addr: 0x0 D0210 14:01:08.702749 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702765 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702774 1 task_exit.go:251] [ 26] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702788 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 38, fault addr: 0x0 D0210 14:01:08.702799 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702808 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702845 1 task_exit.go:251] [ 38] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.702868 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 33, fault addr: 0x0 D0210 14:01:08.702878 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.702888 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.702900 1 task_exit.go:251] [ 33] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703065 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 52, fault addr: 0x0 D0210 14:01:08.703085 1 task_exit.go:251] [ 52] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703096 1 task_exit.go:251] [ 52] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703103 1 task_exit.go:251] [ 52] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703156 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 42, fault addr: 0x0 D0210 14:01:08.703177 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703186 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703193 1 task_exit.go:251] [ 42] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703206 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 19, fault addr: 0x0 D0210 14:01:08.703251 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703262 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703268 1 task_exit.go:251] [ 19] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703281 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 18, fault addr: 0x0 D0210 14:01:08.703293 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703333 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703341 1 task_exit.go:251] [ 18] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703357 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 32, fault addr: 0x0 D0210 14:01:08.703367 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703374 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703380 1 task_exit.go:251] [ 32] Transitioning from exit state TaskExitZombie to TaskExitDead I0210 14:01:08.703430 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 24, fault addr: 0x0 D0210 14:01:08.703441 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.703450 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.703458 1 task_exit.go:251] [ 24] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.700889 1 task_signals.go:214] [ 36] Signal 9: terminating thread group I0210 14:01:08.703593 1 compat.go:135] Uncaught signal: "killed" (9), PID: 17, TID: 36, fault addr: 0x0 D0210 14:01:08.703631 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitNone to TaskExitInitiated D0210 14:01:08.755027 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitInitiated to TaskExitZombie D0210 14:01:08.755065 1 task_exit.go:251] [ 36] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.755077 1 task_exit.go:251] [ 17] Transitioning from exit state TaskExitZombie to TaskExitDead D0210 14:01:08.755160 1 loader.go:1018] updated processes (removal): map[{ci-gvisor-kvm-cover-6 0}:0xc0003b9a40] D0210 14:01:08.755241 1 controller.go:506] containerManager.Wait, cid: ci-gvisor-kvm-cover-6, pid: 17, waitStatus: 0x200, err: D0210 14:01:08.755386 1 urpc.go:640] urpc: successfully marshalled 38 bytes. D0210 14:01:08.755547 12623 urpc.go:694] urpc: unmarshal success. I0210 14:01:08.755615 12623 main.go:236] Exiting with status: 512 D0210 14:01:09.134659 1 urpc.go:694] urpc: unmarshal success. D0210 14:01:09.134725 1 controller.go:564] containerManager.Signal: cid: ci-gvisor-kvm-cover-6, PID: 0, signal: 0, mode: Process D0210 14:01:09.134792 1 urpc.go:640] urpc: successfully marshalled 37 bytes. D0210 14:01:09.135589 1 urpc.go:694] urpc: unmarshal success. D0210 14:01:09.173751 1 urpc.go:640] urpc: successfully marshalled 361896 bytes. D0210 14:01:09.184257 1 urpc.go:694] urpc: unmarshal success. D0210 14:01:09.184300 1 controller.go:200] containerManager.Processes, cid: ci-gvisor-kvm-cover-6 D0210 14:01:09.184545 1 urpc.go:640] urpc: successfully marshalled 206 bytes. I0210 14:01:10.184408 1 watchdog.go:340] Watchdog starting loop, tasks: 25, discount: 0s D0210 14:01:14.947025 1 task_signals.go:548] [ 11] Notified of signal 23 D0210 14:01:14.949397 1 task_signals.go:202] [ 11] Restarting syscall 202 after errno 512: interrupted by signal 23 D0210 14:01:14.949468 1 task_signals.go:250] [ 11] Signal 23: delivering to handler