Re: [syzbot] WARNING: suspicious RCU usage in bpf_sk_reuseport_detach

From: syzbot
Date: Tue Aug 16 2022 - 08:13:01 EST


Hello,

syzbot has tested the proposed patch and the reproducer did not trigger any issue:

Reported-and-tested-by: syzbot+24bcff6e82ce253f23ec@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 94ce3b64 net/tls: Use RCU API to access tls_ctx->netdev
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git
console output: https://syzkaller.appspot.com/x/log.txt?x=11bf00cb080000
kernel config: https://syzkaller.appspot.com/x/.config?x=53da55f2bdeb0d4c
dashboard link: https://syzkaller.appspot.com/bug?extid=24bcff6e82ce253f23ec
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=171d056b080000

Note: testing is done by a robot and is best-effort only.