Re: WARNING in rcu_check_gp_start_stall

From: syzbot
Date: Sun Mar 17 2019 - 06:43:16 EST


syzbot has bisected this bug to:

commit f1e3e92135202ff3d95195393ee62808c109208c
Author: Malcolm Priestley <tvboxspy@xxxxxxxxx>
Date: Wed Jul 22 18:16:42 2015 +0000

staging: vt6655: fix tagSRxDesc -> next_desc type

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=111856cf200000
start commit: f1e3e921 staging: vt6655: fix tagSRxDesc -> next_desc type
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=131856cf200000
console output: https://syzkaller.appspot.com/x/log.txt?x=151856cf200000
kernel config: https://syzkaller.appspot.com/x/.config?x=7132344728e7ec3f
dashboard link: https://syzkaller.appspot.com/bug?extid=111bc509cd9740d7e4aa
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16d4966cc00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10c492d0c00000

Reported-by: syzbot+111bc509cd9740d7e4aa@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: f1e3e921 ("staging: vt6655: fix tagSRxDesc -> next_desc type")