Re: [syzbot] INFO: rcu detected stall in gc_worker (3)

syzbot
2022-07-31T08:31:16Z

INFO: rcu detected stall in corrupted

rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-... } 2654 jiffies s: 2049 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Task dump for CPU 0:
task:syz-executor.0 state:R running task stack:27224 pid: 4073 ppid: 4053 flags:0x0000400e
Call Trace:
<TASK>
</TASK>

Tested on:

commit: 91265a6d Add linux-next specific files for 20220303
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=11978a82080000
kernel config: https://syzkaller.appspot.com/x/.config?x=617f79440a35673a
dashboard link: https://syzkaller.appspot.com/bug?extid=eec403943a2a2455adaa
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
patch: https://syzkaller.appspot.com/x/patch.diff?x=14ff72fe080000