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dkim=pass header.d=gmail.com header.s=20210112 header.b=NHt3gNnP; spf=pass (imf21.hostedemail.com: domain of andreyknvl@gmail.com designates 209.85.160.172 as permitted sender) smtp.mailfrom=andreyknvl@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-Stat-Signature: 9mc8rbnrc6dtr6t58mwhmy34g9dobdye X-HE-Tag: 1663700352-446872 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: On Mon, Sep 19, 2022 at 10:08 AM Yu Zhao wrote: > > Hit the following with the latest mm-unstable. Please take a look. Thanks. > > BUG: rwlock bad magic on CPU#0, swapper/0, ffffffdc589d8218 > CPU: 0 PID: 0 Comm: swapper Not tainted 6.0.0-rc3-lockdep+ #36 > Call trace: > dump_backtrace+0xfc/0x14c > show_stack+0x24/0x58 > dump_stack_lvl+0x7c/0xa0 > dump_stack+0x18/0x44 > rwlock_bug+0x88/0x8c > do_raw_read_unlock+0x7c/0x90 > _raw_read_unlock_irqrestore+0x54/0xa0 > save_stack_info+0x100/0x118 > kasan_save_alloc_info+0x20/0x2c > __kasan_slab_alloc+0x90/0x94 > early_kmem_cache_node_alloc+0x8c/0x1a8 > __kmem_cache_create+0x1ac/0x338 > create_boot_cache+0xac/0xec > kmem_cache_init+0x8c/0x174 > mm_init+0x3c/0x78 > start_kernel+0x188/0x49c Hi Yu, Just mailed a fix. Thank you for the report!