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Sun, 27 Aug 2023 04:13:27 -0700 (PDT) Received: from debian.me ([103.124.138.83]) by smtp.gmail.com with ESMTPSA id o9-20020a170902bcc900b001b567bbe82dsm5054923pls.150.2023.08.27.04.13.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 27 Aug 2023 04:13:26 -0700 (PDT) Received: by debian.me (Postfix, from userid 1000) id D6DC38158460; Sun, 27 Aug 2023 18:13:22 +0700 (WIB) Date: Sun, 27 Aug 2023 18:13:22 +0700 From: Bagas Sanjaya To: Toralf =?utf-8?Q?F=C3=B6rster?= , Linux Kernel Mailing List , Linux Regressions Cc: Peter Zijlstra , Josh Poimboeuf , Alexei Starovoitov , Borislav Petkov Subject: Re: 6.1.48 regression at boot : WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:572 apply_returns+0x1e4/0x210 Message-ID: References: <3d6fbd04-2861-91a8-938c-45195f307eed@gmx.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="VftMaAw9Zowqs3kT" Content-Disposition: inline In-Reply-To: <3d6fbd04-2861-91a8-938c-45195f307eed@gmx.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --VftMaAw9Zowqs3kT Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Aug 26, 2023 at 03:47:13PM +0200, Toralf F=C3=B6rster wrote: >=20 > I do get a >=20 > missing return thunk: 0xffffffff948a73fe-srso_untrain_ret+0x0/0x2: e9 7b = 92 > 35 ff > WARNING: CPU: 0 PID: 0 at arch/x86/kernel/alternative.c:572 > apply_returns+0x1e4/0x210 > Modules linked in: > CPU: 0 PID: 0 Comm: swapper/0 Tainted: G T 6.1.48 #38 > Hardware name: LENOVO 21J5002FGE/21J5002FGE, BIOS R23ET60W (1.30 ) > 09/14/2022 > RIP: 0010:apply_returns+0x1e4/0x210 > Code: 36 01 00 0f 85 f7 fe ff ff 49 89 d8 b9 05 00 00 00 4c 89 f2 48 89 de > 48 c7 c7 e8 7e ff 93 c6 05 22 7d 36 01 01 e8 8c a9 09 00 <0f> 0b e9 cf fe= ff > ff c7 84 24 81 00 00 00 cc cc cc cc 42 c7 44 38 > RSP: 0000:ffffffff94203e00 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: ffffffff948a73fe RCX: 0000000000000000 > RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 > RBP: ffffffff9488601c R08: 0000000000000000 R09: 0000000000000000 > R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff948866e8 > R13: cccccccccccccccc R14: ffffffff93c0067e R15: ffffffff94219118 > FS: 0000000000000000(0000) GS:ffff97dcdee00000(0000) knlGS:0000000000000= 000 > CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > CR2: ffff97d6f4c01000 CR3: 0000000234210000 CR4: 0000000000750ef0 > PKRU: 55555554 > Call Trace: > > ? __warn+0x6f/0xc0 > ? apply_returns+0x1e4/0x210 > ? report_bug+0xdb/0x140 > ? handle_bug+0x3c/0x70 > ? exc_invalid_op+0x17/0x80 > ? asm_exc_invalid_op+0x1a/0x20 > ? retbleed_return_thunk+0x7e/0x7e > ? apply_returns+0x1e4/0x210 > ? _raw_spin_unlock_irqrestore+0xd/0x30 > alternative_instructions+0x68/0x1e1 > arch_cpu_finalize_init+0x48/0x9a > start_kernel+0x789/0x877 > secondary_startup_64_no_verify+0xd3/0xdb > > ---[ end trace 0000000000000000 ]--- >=20 > here at a >=20 > Linux p14s 6.1.48 #38 SMP Sat Aug 26 15:41:04 CEST 2023 x86_64 AMD Ryzen 7 > PRO 6850U with Radeon Graphics AuthenticAMD GNU/Linux >=20 > Otherwise the kernel seems to work fine. Thanks for the regression report. I'm adding it to regzbot (as stable-speci= fic regression for now): #regzbot ^introduced: v6.1.47..v6.1.48 --=20 An old man doll... just what I always wanted! - Clara --VftMaAw9Zowqs3kT Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZOsvygAKCRD2uYlJVVFO o2u9AP9K7QEj7//dUWHwx175JBn6FCkvfSKhZddvsXFw+sXaFgEA7tUahEKXEYsc sT786Vg912dfpJ/skhKwDAfFut6TmgE= =doDz -----END PGP SIGNATURE----- --VftMaAw9Zowqs3kT--