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Mon, 6 Jul 2026 06:02:50 +0000 (GMT) Message-ID: <7f013fb9-c3fb-4c03-8a2b-cd395cc1e113@linux.ibm.com> Date: Mon, 6 Jul 2026 11:32:49 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 0/8] Generic IRQ entry/exit support for powerpc To: Andreas Schwab , "Christophe Leroy (CS GROUP)" Cc: "Mukesh Kumar Chaurasiya (IBM)" , maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, ryabinin.a.a@gmail.com, glider@google.com, andreyknvl@gmail.com, dvyukov@google.com, vincenzo.frascino@arm.com, oleg@redhat.com, kees@kernel.org, luto@amacapital.net, wad@chromium.org, mchauras@linux.ibm.com, thuth@redhat.com, ruanjinjie@huawei.com, akpm@linux-foundation.org, macro@orcam.me.uk, ldv@strace.io, charlie@rivosinc.com, deller@gmx.de, kevin.brodsky@arm.com, ritesh.list@gmail.com, yeoreum.yun@arm.com, agordeev@linux.ibm.com, segher@kernel.crashing.org, mark.rutland@arm.com, ryan.roberts@arm.com, pmladek@suse.com, feng.tang@linux.alibaba.com, peterz@infradead.org, kan.liang@linux.intel.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com References: <20260427122742.210074-1-mkchauras@gmail.com> <87wlvazrdy.fsf@igel.home> <1693b268-ee26-4764-871a-5a067ae96080@kernel.org> <8733xxve3h.fsf@igel.home> From: Shrikanth Hegde Content-Language: en-US In-Reply-To: <8733xxve3h.fsf@igel.home> Content-Type: text/plain; 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On 7/5/26 5:32 PM, Andreas Schwab wrote: > BUG: Unable to handle kernel data access at 0x30af548c0000028 > Faulting instruction address: 0xc0000000000af47c > > c0000000000aee6c <.sched_balance_find_src_group>: > > c0000000000af474: e9 3f 00 18 ld r9,24(r31) > c0000000000af478: e9 29 0d 48 ld r9,3400(r9) > c0000000000af47c: 89 49 00 28 lbz r10,40(r9) > c0000000000af480: 7c 0a e0 40 cmplw r10,r28 > Does the stack-trace change every time? There were couple more fixes on top of it. Is it included in your kernel already? https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=next&id=334f3f6d7a1660fd65597bad9960bfa33a716d35 https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?h=next&id=4e1187e12de40b5301977b2476d21b569358dafb