syzbot
SYZFAIL: can't reallocate (2)
Status:
moderation: reported on 2026/09/06 13:06
Reported-by: syzbot+a16e6602bc582b424da4@syzkaller.appspotmail.com
First crash: 18d, last: 18d
Sample crash report:
SYZFAIL: can't reallocate
(errno 9: Bad file descriptor)
D0830 12:02:14.971422 1 task_exit.go:226] [ 30: 30] Transitioning from exit state TaskExitNone to TaskExitInitiated
D0830 12:02:14.972825 1 task_signals.go:475] [ 5578: 5578] No task notified of signal 9
D0830 12:02:14.972884 1 task_signals.go:464] [ 1: 1] Notified of signal 17
D0830 12:02:14.972916 1 task_exit.go:226] [ 30: 30] Transitioning from exit state TaskExitInitiated to TaskExitZombie
D0830 12:02:14.972930 1 task_exit.go:226] [ 30: 30] Transitioning from exit state TaskExitZombie to TaskExitDead
D0830 12:02:14.972962 1 task_signals.go:175] [ 1: 1] Restarting syscall 202: interrupted by signal 17
D0830 12:02:14.972977 1 task_signals.go:216] [ 1: 1] Signal 17: delivering to handler
D0830 12:02:14.973060 1 loader.go:1866] updated processes (removal): map[{ci-gvisor-ptrace-3-cover-1 0}:0x152dccef8040]
D0830 12:02:14.973107 1 controller.go:934] containerManager.Wait, cid: ci-gvisor-ptrace-3-cover-1, pid: 30, waitStatus: 0x4300, err: <nil>
D0830 12:02:14.973157 1 urpc.go:592] urpc: successfully marshalled 40 bytes.
D0830 12:02:14.973178 1 urpc.go:372] urpc: RPC call for method containerManager.WaitPID succeeded.
D0830 12:02:14.973269 839339 urpc.go:635] urpc: unmarshal success.
D0830 12:02:14.973356 1 urpc.go:433] urpc: unregistering client with FD 35
I0830 12:02:14.973354 839339 cli.go:317] Exiting with status: 17152
D0830 12:02:14.992759 1 urpc.go:422] urpc: registering client with FD 25
D0830 12:02:14.992960 1 urpc.go:635] urpc: unmarshal success.
D0830 12:02:14.992980 1 urpc.go:302] urpc: handling RPC call for method debug.Stacks
D0830 12:02:14.997162 1 urpc.go:592] urpc: successfully marshalled 155105 bytes.
D0830 12:02:14.997182 1 urpc.go:372] urpc: RPC call for method debug.Stacks succeeded.
D0830 12:02:14.998634 1 urpc.go:433] urpc: unregistering client with FD 25
D0830 12:02:14.999200 1 urpc.go:422] urpc: registering client with FD 25
D0830 12:02:14.999305 1 urpc.go:635] urpc: unmarshal success.
D0830 12:02:14.999327 1 urpc.go:302] urpc: handling RPC call for method containerManager.Processes
D0830 12:02:14.999361 1 controller.go:320] containerManager.Processes, cid: ci-gvisor-ptrace-3-cover-1
D0830 12:02:14.999580 1 urpc.go:592] urpc: successfully marshalled 2511 bytes.
D0830 12:02:14.999591 1 urpc.go:372] urpc: RPC call for method containerManager.Processes succeeded.
D0830 12:02:15.000735 1 urpc.go:433] urpc: unregistering client with FD 25
D0830 12:02:16.993294 1 task_signals.go:464] [ 1: 1250] Notified of signal 23
D0830 12:02:16.993486 1 task_signals.go:216] [ 1: 1250] Signal 23: delivering to handler
D0830 12:02:17.467443 1 watchdog.go:316] Watchdog starting loop, tasks: 48, discount: 0s
D0830 12:02:23.994697 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:23.994819 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:23.995040 1 task_signals.go:464] [ 1: 26] Notified of signal 23
D0830 12:02:23.995228 1 task_signals.go:175] [ 1: 26] Restarting syscall 202: interrupted by signal 23
D0830 12:02:23.995291 1 task_signals.go:216] [ 1: 26] Signal 23: delivering to handler
D0830 12:02:23.995304 1 task_signals.go:464] [ 1: 14] Notified of signal 23
D0830 12:02:23.995429 1 task_signals.go:464] [ 1: 27] Notified of signal 23
D0830 12:02:23.995576 1 task_signals.go:216] [ 1: 27] Signal 23: delivering to handler
D0830 12:02:23.995686 1 task_signals.go:464] [ 1: 12] Notified of signal 23
D0830 12:02:23.995786 1 task_signals.go:175] [ 1: 12] Restarting syscall 202: interrupted by signal 23
D0830 12:02:23.995813 1 task_signals.go:216] [ 1: 12] Signal 23: delivering to handler
D0830 12:02:23.995847 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:23.995878 1 task_signals.go:216] [ 1: 14] Signal 23: delivering to handler
D0830 12:02:23.996060 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:23.996609 1 task_signals.go:464] [ 1: 3] Notified of signal 23
D0830 12:02:23.997116 1 task_signals.go:464] [ 1: 11] Notified of signal 23
D0830 12:02:23.997180 1 task_signals.go:216] [ 1: 3] Signal 23: delivering to handler
D0830 12:02:23.997200 1 task_signals.go:175] [ 1: 11] Restarting syscall 202: interrupted by signal 23
D0830 12:02:23.997218 1 task_signals.go:216] [ 1: 11] Signal 23: delivering to handler
D0830 12:02:23.997268 1 task_signals.go:464] [ 1: 23] Notified of signal 23
D0830 12:02:23.997367 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:23.997463 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:23.997471 1 task_signals.go:216] [ 1: 23] Signal 23: delivering to handler
D0830 12:02:23.998180 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:23.998601 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:23.999466 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:23.999573 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.000438 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.000666 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.001366 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.001555 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.001995 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.002060 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.002925 1 task_signals.go:475] [ 1: 4] No task notified of signal 23
D0830 12:02:24.003004 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.003643 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.003806 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.004731 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.004842 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
D0830 12:02:24.005702 1 task_signals.go:464] [ 1: 4] Notified of signal 23
D0830 12:02:24.005787 1 task_signals.go:175] [ 1: 4] Restarting syscall 202: interrupted by signal 23
D0830 12:02:24.005810 1 task_signals.go:216] [ 1: 4] Signal 23: delivering to handler
* Struck through repros no longer work on HEAD.