syzbot


panic: unable to activate mm: creating stub process: cannot allocate memory (2)

Status: auto-closed as invalid on 2021/02/28 22:07
Reported-by: syzbot+96b7cc385831c0850cc9@syzkaller.appspotmail.com
First crash: 1257d, last: 1250d

Sample crash report:
panic: unable to activate mm: creating stub process: cannot allocate memory

goroutine 284784 [running]:
panic(0x1099d00, 0xc00a844f80)
	GOROOT/src/runtime/panic.go:1064 +0x470 fp=0xc00377b718 sp=0xc00377b660 pc=0x437030
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Activate(0xc00843c000)
	pkg/sentry/kernel/task_usermem.go:40 +0x105 fp=0xc00377b760 sp=0xc00377b718 pc=0xa45a85
gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).run(0xc00843c000, 0x2161)
	pkg/sentry/kernel/task_run.go:75 +0x19e fp=0xc00377b7d0 sp=0xc00377b760 pc=0xa3481e
runtime.goexit()
	src/runtime/asm_amd64.s:1374 +0x1 fp=0xc00377b7d8 sp=0xc00377b7d0 pc=0x4705a1
created by gvisor.dev/gvisor/pkg/sentry/kernel.(*Task).Start
	pkg/sentry/kernel/task_start.go:374 +0x116

Crashes (4):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/30 22:06 gvisor 3a60bc47a082 76831598 .config console log report info ci-gvisor-main
2020/11/25 18:11 gvisor d04144fbb7b9 3f581b43 .config console log report info ci-gvisor-ptrace-direct-overlay-host-race
2020/11/24 12:17 gvisor d4951e05a00a 1ab681a4 .config console log report info ci-gvisor-main
2020/11/23 14:52 gvisor 60ae6c4d83d4 878fb17a .config console log report info ci-gvisor-main
* Struck through repros no longer work on HEAD.