syzbot


WARNING in update_load_avg
Status: fixed on 2019/03/20 20:32
Reported-by: syzbot+20fddccabc274e99398e@syzkaller.appspotmail.com
Fix commit: bc6e019b fou: Prevent unbounded recursion in GUE error handler also with UDP-Lite
First crash: 241d, last: 241d

Bisection: introduced by (bisect log):

commit b8a51b38e4d4dec3e379d52c0fe1a66827f7cf1e
Author: Stefano Brivio <sbrivio@redhat.com>
Date: Thu Nov 8 11:19:23 2018 +0000

  fou, fou6: ICMP error handlers for FoU and GUE

Tree: net-next
Crash: kernel panic: stack is corrupted in rcu_dynticks_curr_cpu_in_eqs (log)
Repro: C syz .config

Sample crash report:

All crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-net-kasan-gce 2018/11/19 01:32 net-next cddaf02b adf636a8 .config log report syz C andy.shevchenko@gmail.com, bp@alien8.de, douly.fnst@cn.fujitsu.com, hpa@zytor.com, konrad.wilk@oracle.com, len.brown@intel.com, linux-kernel@vger.kernel.org, mingo@redhat.com, puwen@hygon.cn, rppt@linux.vnet.ibm.com, tglx@linutronix.de, ville.syrjala@linux.intel.com, x86@kernel.org