linux-kernel - Re: [syzbot] INFO: task hung in rfkill_global_led_trigger

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Date:   Wed, 16 Nov 2022 00:25:14 -0800
From:   syzbot <syzbot+2e39bc6569d281acbcfb@...kaller.appspotmail.com>
To:     hdanton@...a.com, linux-kernel@...r.kernel.org,
        syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] INFO: task hung in rfkill_global_led_trigger_worker (2)

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: { P4112 } 2628 jiffies s: 2845 root: 0x0/T
rcu: blocking rcu_node structures (internal RCU debug):

Tested on:

commit:         e01d50cb Merge tag 'vfio-v6.1-rc6' of https://github.c..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=16ef649e880000
kernel config:  https://syzkaller.appspot.com/x/.config?x=47b0b2ecc119b39f
dashboard link: https://syzkaller.appspot.com/bug?extid=2e39bc6569d281acbcfb
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=14b645be880000