Re: [syzbot] INFO: rcu detected stall in sys_newfstatat (4)
From: syzbot
Date: Tue Oct 25 2022 - 04:13:27 EST
Hello,
syzbot has tested the proposed patch but the reproducer is still triggering an issue:
INFO: rcu detected stall in corrupted
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { P4081 } 2627 jiffies s: 2677 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):
Tested on:
commit: a7038524 Merge tag 'perf_urgent_for_v6.1_rc2' of git:/..
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=11c5b8d6880000
kernel config: https://syzkaller.appspot.com/x/.config?x=4789759e8a6d5f57
dashboard link: https://syzkaller.appspot.com/bug?extid=1c02a56102605204445c
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=13074bc2880000