syzbot


BUG: sleeping function called from invalid context in lock_sock_nested (2)
Status: fixed on 2020/03/04 10:17
Reported-by: syzbot+4ebce25708032dc99ff1@syzkaller.appspotmail.com
Fix commit: 713ff7e4d605 crypto: af_alg - Use bh_lock_sock in sk_destruct
First crash: 897d, last: 837d

Fix bisection: fixed by (bisect log) :
commit 713ff7e4d605c4dd1efd838e3f0092cd93733f0c
Author: Herbert Xu <herbert@gondor.apana.org.au>
Date: Thu Dec 5 05:45:05 2019 +0000

  crypto: af_alg - Use bh_lock_sock in sk_destruct

similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 BUG: sleeping function called from invalid context in lock_sock_nested (2) C done 3909 250d 343d 1/1 fixed on 2021/10/12 13:38
upstream BUG: sleeping function called from invalid context in lock_sock_nested (2) C done error 19391 282d 817d 22/22 fixed on 2021/11/10 13:22
linux-4.14 BUG: sleeping function called from invalid context in lock_sock_nested 1 1052d 1052d 0/1 auto-closed as invalid on 2019/10/30 11:24
linux-4.19 BUG: sleeping function called from invalid context in lock_sock_nested syz done 1 867d 897d 1/1 fixed on 2020/02/05 13:33
upstream BUG: sleeping function called from invalid context in lock_sock_nested C 1232 821d 897d 16/22 fixed on 2020/02/18 14:31
linux-4.14 BUG: sleeping function called from invalid context in lock_sock_nested (3) syz 144 32m 343d 0/1 upstream: reported syz repro on 2021/06/10 20:33

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/12/05 00:20 linux-4.14.y fbc5fe7a54d0 b2088328 .config log report syz