From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E0670EA3F09 for ; Tue, 10 Feb 2026 06:17:23 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C69826B0005; Tue, 10 Feb 2026 01:17:22 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C17286B0088; Tue, 10 Feb 2026 01:17:22 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B15F46B0089; Tue, 10 Feb 2026 01:17:22 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 9B0FE6B0005 for ; Tue, 10 Feb 2026 01:17:22 -0500 (EST) Received: from smtpin28.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 2AA9D58A19 for ; Tue, 10 Feb 2026 06:17:22 +0000 (UTC) X-FDA: 84427539924.28.A0EFE1E Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) by imf29.hostedemail.com (Postfix) with ESMTP id 6AC50120009 for ; Tue, 10 Feb 2026 06:17:18 +0000 (UTC) Authentication-Results: imf29.hostedemail.com; spf=pass (imf29.hostedemail.com: domain of benh@kernel.crashing.org designates 63.228.1.57 as permitted sender) smtp.mailfrom=benh@kernel.crashing.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1770704240; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=BPL24Vy+0EKks1jEf/6W3kTGZzkJXnFKRHmoabbB3SI=; b=k7ejBYc81aVZQDf5lJ6M+rqn7/qOgmmr9A9h5enlPZ2pMzeGsC1Y+rAcp2OtjquRnNKZLb zeHTxF/mmg5IbfiDIbN8ZqRnNThrJTmmeiFgER3M7wdhpId3pwLEGOajPT4g4oIPMSQz88 DGZvjc4Ss/tITCyAYSPUUDI29xPvmFA= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf29.hostedemail.com: domain of benh@kernel.crashing.org designates 63.228.1.57 as permitted sender) smtp.mailfrom=benh@kernel.crashing.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1770704240; a=rsa-sha256; cv=none; b=Rd/P2mzAS1ynM57CtX4Wpm1SE1eO7fthe1gYwFgKFWUBFxV38Jvng0toQMg6nlIaTuEKjD uXbl6nY0y88bIyszEvnplHV3Jjwiwg0qzUN1BtQYLANz88vrf78rHgFogweUfsmqI2gf+D NZ5t6NdzBWj5Keqh0Y9zPqd/gZR/9vk= Received: from [IPv6:::1] (localhost [127.0.0.1]) by gate.crashing.org (8.18.1/8.18.1/Debian-2) with ESMTP id 61A6H80H4129767; Tue, 10 Feb 2026 00:17:09 -0600 Message-ID: <5a44609fe992624573a3ca0a293888bd623e2a06.camel@kernel.crashing.org> Subject: Re: [PATCH] mm: Fix memblock_free_late() when using deferred struct page From: Benjamin Herrenschmidt To: Mike Rapoport Cc: linux-mm@kvack.org, Alexander Potapenko , Marco Elver , Dmitry Vyukov Date: Tue, 10 Feb 2026 17:17:08 +1100 In-Reply-To: References: <279931074239b7f3812c4cb3969f887303c8cc26.camel@kernel.crashing.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.3-0ubuntu1.1 MIME-Version: 1.0 X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 6AC50120009 X-Stat-Signature: a3afnpwme57bni3y4kynukn5j7puypn8 X-Rspam-User: X-HE-Tag: 1770704238-114865 X-HE-Meta: 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 ZQOByvdp dSD4evQbG54jtqdfiK/j99o5AhSVz2f1Owsw+kfr2Cp6ws9Mcn/OEH9mtSLpASZ3m5GxTwURl6OWCaLJHVisSw37LOugTKAkPFWS3KBeDjLNxuxUCf52XVP5RVA== 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: So ... that was a backport to 6.12.68 and my original patch is crashing the same way ! (it was working last week interestingly enough, something else got backported that gets in the way maybe ?). I'm going to have to go back to digging :-( I suspect the pages aren't reserved. I swear this was working :-) Cheers, Ben. [ 0.033998] RETBleed: WARNING: Spectre v2 mitigation leaves CPU vulnerab= le to RETBleed attacks, data leaks possible! [ 0.043386] BUG: unable to handle page fault for address: ffffe49c803073= 88 [ 0.043386] #PF: supervisor read access in kernel mode [ 0.043386] #PF: error_code(0x0000) - not-present page [ 0.043386] PGD 1024067 P4D 1024067 PUD 0=20 [ 0.043386] Oops: Oops: 0000 [#1] PREEMPT SMP PTI [ 0.043386] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.12.68-92.= 123.amzn2023.x86_64 #1 [ 0.043386] Hardware name: Amazon EC2 t3.nano/, BIOS 1.0 10/16/2017 [ 0.043386] RIP: 0010:__list_del_entry_valid_or_report+0x32/0xb0 [ 0.043386] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 48 b8 00 01 00 00 = 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 c1 74 45 <4c= > 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 00 00 00 [ 0.043386] RSP: 0000:ffffffffb3c03da0 EFLAGS: 00010006 [ 0.043386] RAX: dead000000000122 RBX: fffff44480600300 RCX: ffffe49c803= 07388 [ 0.043386] RDX: ffffe49c804e5288 RSI: fffff44480600308 RDI: fffff444806= 00308 [ 0.043386] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00000000000= 00002 [ 0.043386] R10: 0000000000000000 R11: 0000000000000200 R12: ffff8cf21b8= cbc80 [ 0.043386] R13: 0000000000000000 R14: 000000000001800d R15: fffff444806= 00340 [ 0.043386] FS: 0000000000000000(0000) GS:ffff8cf21aa00000(0000) knlGS:= 0000000000000000 [ 0.043386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.043386] CR2: ffffe49c80307388 CR3: 0000000006c34001 CR4: 00000000007= 706f0 [ 0.043386] PKRU: 55555554 [ 0.043386] Call Trace: [ 0.043386] [ 0.043386] __free_one_page+0x170/0x520 [ 0.043386] free_one_page+0x4c/0x80 [ 0.043386] memblock_free_late+0x72/0xd0 [ 0.043386] efi_free_boot_services+0x11f/0x2e0 [ 0.043386] __efi_enter_virtual_mode+0x181/0x210 [ 0.043386] efi_enter_virtual_mode+0xcd/0x110 [ 0.043386] start_kernel+0x393/0x500 [ 0.043386] x86_64_start_reservations+0x14/0x30 [ 0.043386] x86_64_start_kernel+0x77/0x80 [ 0.043386] common_startup_64+0x13e/0x141 [ 0.043386] [ 0.043386] Modules linked in: [ 0.043386] CR2: ffffe49c80307388 [ 0.043386] ---[ end trace 0000000000000000 ]--- [ 0.043386] RIP: 0010:__list_del_entry_valid_or_report+0x32/0xb0 [ 0.043386] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 48 b8 00 01 00 00 = 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 c1 74 45 <4c= > 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 00 00 00 [ 0.043386] RSP: 0000:ffffffffb3c03da0 EFLAGS: 00010006 [ 0.043386] RAX: dead000000000122 RBX: fffff44480600300 RCX: ffffe49c803= 07388 [ 0.043386] RDX: ffffe49c804e5288 RSI: fffff44480600308 RDI: fffff444806= 00308 [ 0.043386] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00000000000= 00002 [ 0.043386] R10: 0000000000000000 R11: 0000000000000200 R12: ffff8cf21b8= cbc80 [ 0.043386] R13: 0000000000000000 R14: 000000000001800d R15: fffff444806= 00340 [ 0.043386] FS: 0000000000000000(0000) GS:ffff8cf21aa00000(0000) knlGS:= 0000000000000000 [ 0.043386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.043386] CR2: ffffe49c80307388 CR3: 0000000006c34001 CR4: 00000000007= 706f0 [ 0.043386] PKRU: 55555554 [ 0.043386] Kernel panic - not syncing: Fatal exception [ 0.043386] ---[ end Kernel panic - not syncing: Fatal exception ]--- [ 0.033998] RETBleed: WARNING: Spectre v2 mitigation leaves CPU vulnerab= le to RETBleed attacks, data leaks possible! [ 0.043386] BUG: unable to handle page fault for address: ffffe49c803073= 88 [ 0.043386] #PF: supervisor read access in kernel mode [ 0.043386] #PF: error_code(0x0000) - not-present page [ 0.043386] PGD 1024067 P4D 1024067 PUD 0=20 [ 0.043386] Oops: Oops: 0000 [#1] PREEMPT SMP PTI [ 0.043386] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.12.68-92.= 123.amzn2023.x86_64 #1 [ 0.043386] Hardware name: Amazon EC2 t3.nano/, BIOS 1.0 10/16/2017 [ 0.043386] RIP: 0010:__list_del_entry_valid_or_report+0x32/0xb0 [ 0.043386] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 48 b8 00 01 00 00 = 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 c1 74 45 <4c= > 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 00 00 00 [ 0.043386] RSP: 0000:ffffffffb3c03da0 EFLAGS: 00010006 [ 0.043386] RAX: dead000000000122 RBX: fffff44480600300 RCX: ffffe49c803= 07388 [ 0.043386] RDX: ffffe49c804e5288 RSI: fffff44480600308 RDI: fffff444806= 00308 [ 0.043386] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00000000000= 00002 [ 0.043386] R10: 0000000000000000 R11: 0000000000000200 R12: ffff8cf21b8= cbc80 [ 0.043386] R13: 0000000000000000 R14: 000000000001800d R15: fffff444806= 00340 [ 0.043386] FS: 0000000000000000(0000) GS:ffff8cf21aa00000(0000) knlGS:= 0000000000000000 [ 0.043386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.043386] CR2: ffffe49c80307388 CR3: 0000000006c34001 CR4: 00000000007= 706f0 [ 0.043386] PKRU: 55555554 [ 0.043386] Call Trace: [ 0.043386] [ 0.043386] __free_one_page+0x170/0x520 [ 0.043386] free_one_page+0x4c/0x80 [ 0.043386] memblock_free_late+0x72/0xd0 [ 0.043386] efi_free_boot_services+0x11f/0x2e0 [ 0.043386] __efi_enter_virtual_mode+0x181/0x210 [ 0.043386] efi_enter_virtual_mode+0xcd/0x110 [ 0.043386] start_kernel+0x393/0x500 [ 0.043386] x86_64_start_reservations+0x14/0x30 [ 0.043386] x86_64_start_kernel+0x77/0x80 [ 0.043386] common_startup_64+0x13e/0x141 [ 0.043386] [ 0.043386] Modules linked in: [ 0.043386] CR2: ffffe49c80307388 [ 0.043386] ---[ end trace 0000000000000000 ]--- [ 0.043386] RIP: 0010:__list_del_entry_valid_or_report+0x32/0xb0 [ 0.043386] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 48 b8 00 01 00 00 = 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 c1 74 45 <4c= > 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 00 00 00 [ 0.043386] RSP: 0000:ffffffffb3c03da0 EFLAGS: 00010006 [ 0.043386] RAX: dead000000000122 RBX: fffff44480600300 RCX: ffffe49c803= 07388 [ 0.043386] RDX: ffffe49c804e5288 RSI: fffff44480600308 RDI: fffff444806= 00308 [ 0.043386] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00000000000= 00002 [ 0.043386] R10: 0000000000000000 R11: 0000000000000200 R12: ffff8cf21b8= cbc80 [ 0.043386] R13: 0000000000000000 R14: 000000000001800d R15: fffff444806= 00340 [ 0.043386] FS: 0000000000000000(0000) GS:ffff8cf21aa00000(0000) knlGS:= 0000000000000000 [ 0.043386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.043386] CR2: ffffe49c80307388 CR3: 0000000006c34001 CR4: 00000000007= 706f0 [ 0.043386] PKRU: 55555554 [ 0.043386] Kernel panic - not syncing: Fatal exception [ 0.043386] ---[ end Kernel panic - not syncing: Fatal exception ]--- On Tue, 2026-02-10 at 13:10 +1100, Benjamin Herrenschmidt wrote: > On Tue, 2026-02-10 at 12:04 +1100, Benjamin Herrenschmidt wrote: > > On Fri, 2026-02-06 at 12:33 +0200, Mike Rapoport wrote: > > >=20 > > > So it essentially becomes "oneliner" :) > > >=20 > > > diff --git a/mm/memblock.c b/mm/memblock.c > > > index e76255e4ff36..6e984bcdf6cd 100644 > > > --- a/mm/memblock.c > > > +++ b/mm/memblock.c > > > @@ -1770,10 +1770,8 @@ void __init memblock_free_late(phys_addr_t > > > base, phys_addr_t size) > > > =C2=A0 cursor =3D PFN_UP(base); > > > =C2=A0 end =3D PFN_DOWN(base + size); > > > =C2=A0 > > > - for (; cursor < end; cursor++) { > > > - memblock_free_pages(pfn_to_page(cursor), cursor, > > > 0); > > > - totalram_pages_inc(); > > > - } > > > + for (; cursor < end; cursor++) > > > + free_reserved_page(pfn_to_page(cursor)); > > > =C2=A0} > >=20 > > Nice and sweet :-) > >=20 > > I'll spin that & test it and send a v2. Thanks ! >=20 > Tadaaa ! Looks like I'll need to dig deeper... Busy with something > else > today but I'll get back to this asap. >=20 > [=C2=A0=C2=A0=C2=A0 0.076840] BUG: unable to handle page fault for addres= s: > ffffce1a005a0788 > [=C2=A0=C2=A0=C2=A0 0.078226] #PF: supervisor read access in kernel mode > [=C2=A0=C2=A0=C2=A0 0.078226] #PF: error_code(0x0000) - not-present page > [=C2=A0=C2=A0=C2=A0 0.078226] PGD 0 P4D 0=20 > [=C2=A0=C2=A0=C2=A0 0.078226] Oops: Oops: 0000 [#1] PREEMPT SMP NOPTI > [=C2=A0=C2=A0=C2=A0 0.078226] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not ta= inted > 6.12.68-92.123.amzn2023.x86_64 #1 > [=C2=A0=C2=A0=C2=A0 0.078226] Hardware name: Amazon EC2 t3a.nano/, BIOS 1= .0 > 10/16/2017 > [=C2=A0=C2=A0=C2=A0 0.078226] RIP: 0010:__list_del_entry_valid_or_report+= 0x32/0xb0 > [=C2=A0=C2=A0=C2=A0 0.078226] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 4= 8 b8 00 01 > 00 00 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 > c1 74 45 <4c> 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 > 00 00 00 > [=C2=A0=C2=A0=C2=A0 0.078226] RSP: 0000:ffffffff9ac03cc0 EFLAGS: 00010006 > [=C2=A0=C2=A0=C2=A0 0.078226] RAX: dead000000000122 RBX: fffff56600459c80= RCX: > ffffce1a005a0788 > [=C2=A0=C2=A0=C2=A0 0.078226] RDX: ffffce1a005e3e08 RSI: fffff56600459c88= RDI: > fffff56600459c88 > [=C2=A0=C2=A0=C2=A0 0.078226] RBP: 0000000000000000 R08: ffffffffffffffc0= R09: > 0000000000000000 > [=C2=A0=C2=A0=C2=A0 0.078226] R10: 000000000000001c R11: 0000000000000200= R12: > ffff8ca75bacbc80 > [=C2=A0=C2=A0=C2=A0 0.078226] R13: 0000000000000000 R14: 0000000000011673= R15: > fffff56600459cc0 > [=C2=A0=C2=A0=C2=A0 0.078226] FS:=C2=A0 0000000000000000(0000) GS:ffff8ca= 752c00000(0000) > knlGS:0000000000000000 > [=C2=A0=C2=A0=C2=A0 0.078226] CS:=C2=A0 0010 DS: 0000 ES: 0000 CR0: 00000= 00080050033 > [=C2=A0=C2=A0=C2=A0 0.078226] CR2: ffffce1a005a0788 CR3: 0000000006c34000= CR4: > 00000000003506f0 > [=C2=A0=C2=A0=C2=A0 0.078226] Call Trace: > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 __free_one_page+0x170/0x520 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 free_pcppages_bulk+0x151/0x1e0 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 free_unref_page_commit+0x263/0x320 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 free_unref_page+0x2c8/0x5b0 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 ? srso_return_thunk+0x5/0x5f > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 free_reserved_page+0x1c/0x30 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 memblock_free_late+0x6c/0xc0 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 efi_free_boot_services+0x11f/0x2e0 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 __efi_enter_virtual_mode+0x181/0x210 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 efi_enter_virtual_mode+0xcd/0x110 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 start_kernel+0x393/0x500 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 x86_64_start_reservations+0x14/0x30 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 x86_64_start_kernel+0x77/0x80 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 common_startup_64+0x13e/0x141 > [=C2=A0=C2=A0=C2=A0 0.078226]=C2=A0 > [=C2=A0=C2=A0=C2=A0 0.078226] Modules linked in: > [=C2=A0=C2=A0=C2=A0 0.078226] CR2: ffffce1a005a0788 > [=C2=A0=C2=A0=C2=A0 0.078226] ---[ end trace 0000000000000000 ]--- > [=C2=A0=C2=A0=C2=A0 0.078226] RIP: 0010:__list_del_entry_valid_or_report+= 0x32/0xb0 > [=C2=A0=C2=A0=C2=A0 0.078226] Code: 89 fe 48 85 d2 74 3e 48 85 c9 74 47 4= 8 b8 00 01 > 00 00 00 00 ad de 48 39 c2 74 46 48 b8 22 01 00 00 00 00 ad de 48 39 > c1 74 45 <4c> 8b 01 49 39 f8 75 4e 4c 8b 4a 08 4d 39 c1 75 56 b8 01 > 00 00 00 > [=C2=A0=C2=A0=C2=A0 0.078226] RSP: 0000:ffffffff9ac03cc0 EFLAGS: 00010006 > [=C2=A0=C2=A0=C2=A0 0.078226] RAX: dead000000000122 RBX: fffff56600459c80= RCX: > ffffce1a005a0788 > [=C2=A0=C2=A0=C2=A0 0.078226] RDX: ffffce1a005e3e08 RSI: fffff56600459c88= RDI: > fffff56600459c88 > [=C2=A0=C2=A0=C2=A0 0.078226] RBP: 0000000000000000 R08: ffffffffffffffc0= R09: > 0000000000000000 > [=C2=A0=C2=A0=C2=A0 0.078226] R10: 000000000000001c R11: 0000000000000200= R12: > ffff8ca75bacbc80 > [=C2=A0=C2=A0=C2=A0 0.078226] R13: 0000000000000000 R14: 0000000000011673= R15: > fffff56600459cc0 > [=C2=A0=C2=A0=C2=A0 0.078226] FS:=C2=A0 0000000000000000(0000) GS:ffff8ca= 752c00000(0000) > knlGS:0000000000000000 > [=C2=A0=C2=A0=C2=A0 0.078226] CS:=C2=A0 0010 DS: 0000 ES: 0000 CR0: 00000= 00080050033 > [=C2=A0=C2=A0=C2=A0 0.078226] CR2: ffffce1a005a0788 CR3: 0000000006c34000= CR4: > 00000000003506f0 > [=C2=A0=C2=A0=C2=A0 0.078226] Kernel panic - not syncing: Fatal exception > [=C2=A0=C2=A0=C2=A0 0.078226] ---[ end Kernel panic - not syncing: Fatal = exception > ]--- >=20