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Sat, 29 Aug 2026 16:44:02 -0700 (PDT) Date: Sat, 29 Aug 2026 16:44:02 -0700 In-Reply-To: <20260829145838.19351db0a28b30b7ccc1b295@linux-foundation.org> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6a936ec2.4d659fcc.734b4.0032.GAE@google.com> Subject: Re: [syzbot] [mm?] INFO: rcu detected stall in __mmap_complete From: syzbot To: akpm@linux-foundation.org, dvyukov@google.com, elver@google.com, glider@google.com, jannh@google.com, junjie.cao@intel.com, kasan-dev@googlegroups.com, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, netdev@vger.kernel.org, pfalcato@suse.de, syzkaller-bugs@googlegroups.com, vbabka@suse.cz Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 84A1880003 X-Stat-Signature: 8o17y8sx1oa6t5epenretuq68ae17rg4 X-Rspam-User: X-HE-Tag: 1788047043-731289 X-HE-Meta: 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 d4a5RG9C 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 LnC3ihaX Et56pBtRfC09gUoV15FwFsNY4M1QZE9H6hx/B4wkC2s= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+e4aa91d7f20c34417d4e@syzkaller.appspotmail.com Tested-by: syzbot+e4aa91d7f20c34417d4e@syzkaller.appspotmail.com Tested on: commit: 1b78070a Merge tag 'net-7.3-rc1' of git://git.kernel.o.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git main console output: https://syzkaller.appspot.com/x/log.txt?x=14e12c15580000 kernel config: https://syzkaller.appspot.com/x/.config?x=5e4e3a0e188a497e dashboard link: https://syzkaller.appspot.com/bug?extid=e4aa91d7f20c34417d4e compiler: Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=11f37d49580000 Note: testing is done by a robot and is best-effort only.