uvm_fault: ml

uvm_fault: ml_purge

Status: auto-closed as invalid on 2019/10/25 08:45
Reported-by: syzbot+0a9b96e52c8295ceaff9@syzkaller.appspotmail.com
First crash: 2008d, last: 2002d

▶ ▼ Similar bugs (1)

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
openbsd	uvm_fault: ml_purge (2)				8	1609d	1827d	0/3	auto-closed as invalid on 2020/09/27 14:59

Sample crash report:

uvm_fault(0xfffffd803f00cc60, 0x18, 0, 1) -> e
kernel: page fault trap, code=0
Stopped at      ml_purge+0x21:  movq    0(%r14),%r12

Crashes (6):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Manager
2019/06/02 00:36	openbsd	5d3046682a6c	53c81ea5	.config	console log	report	ci-openbsd-main
2019/06/01 00:42	openbsd	337db0858115	53c81ea5	.config	console log	report	ci-openbsd-multicore
2019/05/31 12:04	openbsd	2fcfb473f30c	a8482b78	.config	console log	report	ci-openbsd-main
2019/05/30 00:41	openbsd	7e4900cc8c0d	5457ef34	.config	console log	report	ci-openbsd-multicore
2019/05/29 15:09	openbsd	03664b52f994	5457ef34	.config	console log	report	ci-openbsd-main
2019/05/27 02:19	openbsd	95c8efefea12	85c57315	.config	console log	report	ci-openbsd-multicore

* ~~Struck through~~ repros no longer work on HEAD.