syzbot


WARNING: suspicious RCU usage (3)
Status: fixed on 2017/12/21 04:38
Reported-by: syzbot+73a7bec1bc0f4fc0512a246334081f8c671762a8@syzkaller.appspotmail.com
Fix commit: ecaaab56 crypto: salsa20 - fix blkcipher_walk API usage
First crash: 1038d, last: 1034d
duplicates (5):
Title Repro Bisected Count Last Reported Patched Status
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE 11 1014d 1032d 0/17 closed as dup on 2017/11/30 20:41
kernel BUG at ./include/linux/mm.h:LINE! (2) 27 1017d 1034d 0/17 closed as dup on 2017/11/29 05:00
suspicious RCU usage at ./include/linux/mm.h:LINE 89 1018d 1034d 0/17 closed as dup on 2017/11/29 05:00
BUG: unable to handle kernel NULL pointer dereference in kfree 28 1020d 1034d 0/17 closed as dup on 2017/11/29 19:46
suspicious RCU usage at ./include/trace/events/kmem.h:LINE C 7891 1016d 1035d 0/17 closed as dup on 2017/11/29 04:59
similar bugs (2):
Kernel Title Repro Bisected Count Last Reported Patched Status
upstream WARNING: suspicious RCU usage 1 1138d 1138d 0/17 closed as invalid on 2017/08/17 16:34
upstream WARNING: suspicious RCU usage (4) C fix 1 757d 756d 14/17 fixed on 2019/10/04 12:05

Sample crash report:

Crashes (16):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce 2017/11/24 17:03 net-next 1d3b78bb deb5f6ae .config log report gregkh@linuxfoundation.org, kstewart@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, pombredanne@nexb.com, tglx@linutronix.de
ci-upstream-kasan-gce-386 2017/11/27 06:51 net-next 1d3b78bb deb5f6ae .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/26 20:28 upstream 844056fd 4bd70f88 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/26 19:38 upstream 844056fd 4bd70f88 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/26 09:27 net-next 1d3b78bb deb5f6ae .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/25 22:51 net-next 1d3b78bb deb5f6ae .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/25 02:28 net-next 1d3b78bb deb5f6ae .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-kasan-gce-386 2017/11/25 01:39 net-next 1d3b78bb deb5f6ae .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-net-kasan-gce 2017/11/29 09:05 net-next 1d3b78bb 29b0fd90 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-net-kasan-gce 2017/11/29 05:46 net-next 1d3b78bb 29b0fd90 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-net-kasan-gce 2017/11/27 20:26 net-next 1d3b78bb 29b0fd90 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-net-kasan-gce 2017/11/27 16:37 net-next 1d3b78bb 29b0fd90 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-mmots-kasan-gce 2017/11/29 13:55 mmots a4f586bc 34f2c233 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-mmots-kasan-gce 2017/11/29 00:09 mmots dbf9f912 1808de66 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-next-kasan-gce 2017/11/28 01:45 linux-next b0a84f19 afba0b55 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com
ci-upstream-next-kasan-gce 2017/11/26 08:58 linux-next 6fc478f8 4bd70f88 .config log report akpm@linux-foundation.org, cl@linux.com, iamjoonsoo.kim@lge.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, penberg@kernel.org, rientjes@google.com