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Mon, 08 Dec 2025 00:51:56 -0800 (PST) Date: Mon, 08 Dec 2025 00:51:56 -0800 In-Reply-To: <20251208-b4-vmalloc-might_alloc-v1-1-94a9bb8ecb08@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <693691ac.a70a0220.38f243.009a.GAE@google.com> Subject: [syzbot ci] Re: mm/vmalloc: clarify why vmap_range_noflush() might sleep From: syzbot ci To: akpm@linux-foundation.org, jackmanb@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, urezki@gmail.com Cc: syzbot@lists.linux.dev, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 8A4C31C0004 X-Stat-Signature: wp57xd4cjcwbd9sh14k5p436jpjhi65p X-Rspam-User: X-HE-Tag: 1765183917-898995 X-HE-Meta: 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 q6OnG8wk 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 3CXbrXZG bHQxe1n6KD6U8iE0k12t/HVgjJD+N8CB8XiocSdjfhzwpAY+dxMtBupCSwGs7Sj6h/0ABecGwB4= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: syzbot ci has tested the following series [v1] mm/vmalloc: clarify why vmap_range_noflush() might sleep https://lore.kernel.org/all/20251208-b4-vmalloc-might_alloc-v1-1-94a9bb8ecb08@google.com * [PATCH] mm/vmalloc: clarify why vmap_range_noflush() might sleep and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/ca5fb0b1-49a4-4066-b78d-d144e56e0d2b *** kernel build error tree: mm-new URL: https://kernel.googlesource.com/pub/scm/linux/kernel/git/akpm/mm.git base: 3f43be96f919cc611dcb2a4e38dd464831f4513e arch: amd64 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 config: https://ci.syzbot.org/builds/1d630f58-694e-4568-8ac0-62e02ea8a59d/config mm/vmalloc.c:308:14: error: use of undeclared identifier 'GFP_PGTABLE_KERNEL' *** If these findings have caused you to resend the series or submit a separate fix, please add the following tag to your commit message: Tested-by: syzbot@syzkaller.appspotmail.com --- This report is generated by a bot. It may contain errors. syzbot ci engineers can be reached at syzkaller@googlegroups.com.