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Tue, 6 May 2025 05:39:01 GMT Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 75F1558060; Tue, 6 May 2025 05:39:01 +0000 (GMT) Received: from smtpav03.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E0C325803F; Tue, 6 May 2025 05:39:00 +0000 (GMT) Received: from ltc.linux.ibm.com (unknown [9.5.196.140]) by smtpav03.dal12v.mail.ibm.com (Postfix) with ESMTP; Tue, 6 May 2025 05:39:00 +0000 (GMT) MIME-Version: 1.0 Date: Tue, 06 May 2025 11:09:00 +0530 From: Misbah Anjum N To: Ritesh Harjani , senozhatsky@chromium.org, yosry.ahmed@linux.dev Cc: linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, christophe.leroy@csgroup.eu, naveen@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [BUG][powerpc] OOPs: Kernel access of bad area during zram swap write - kswapd0 crash In-Reply-To: <87ldrujhr5.fsf@gmail.com> References: <89bfdedb74416156423d36d28c5b92e9@linux.ibm.com> <87ldrujhr5.fsf@gmail.com> Message-ID: <3374b7cf6a68364c389a260d7ec9067f@linux.ibm.com> X-Sender: misanjum@linux.ibm.com Organization: IBM Content-Type: text/plain; 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The commit introduces zs_obj_write() function. Link: https://github.com/torvalds/linux/commit/44f76413496ec343da0d8292ceecdcabe3e6ec16 I was not able to reproduce the issue by reverting to the prior commit: e27af3f9360ee130b7ab0b274088f92146a0855b I would like to request assistance in debugging the issue. Thank you, Misbah Anjum N