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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7829CC3ABC9 for ; Mon, 19 May 2025 02:27:20 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3EBAD6B000A; Sun, 18 May 2025 22:27:18 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 39AD06B0082; Sun, 18 May 2025 22:27:18 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 262396B0083; Sun, 18 May 2025 22:27:18 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 086E66B000A for ; Sun, 18 May 2025 22:27:18 -0400 (EDT) Received: from smtpin17.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id ED780BCDF8 for ; Mon, 19 May 2025 02:27:18 +0000 (UTC) X-FDA: 83458070556.17.3618757 Received: from mail-vs1-f48.google.com (mail-vs1-f48.google.com [209.85.217.48]) by imf01.hostedemail.com (Postfix) with ESMTP id 2B86740008 for ; Mon, 19 May 2025 02:27:16 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=KfT8YsTp; spf=pass (imf01.hostedemail.com: domain of xiyou.wangcong@gmail.com designates 209.85.217.48 as permitted sender) smtp.mailfrom=xiyou.wangcong@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1747621637; 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:dkim-signature; bh=ZQsUQXq9IimwxUJv3x0VyB/nGYD/C7ogT1Dsxj+hqY4=; b=jh36pQq3q4udmYfgvb6omJhHXnaou7UVuCF6il0EjxzzPturnJO5dI12ELNP/um4kqg7sc E5hE3oSU9isoM2O3MBb+k81luarqXEGuVFTbG3sOkiVyFr5DFQQ1yLNFd4IY+qlKkbr9kw ud8v0wz5nkeazVVz3pLb8kiq6dhas3o= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=pass header.d=gmail.com header.s=20230601 header.b=KfT8YsTp; spf=pass (imf01.hostedemail.com: domain of xiyou.wangcong@gmail.com designates 209.85.217.48 as permitted sender) smtp.mailfrom=xiyou.wangcong@gmail.com; dmarc=pass (policy=none) header.from=gmail.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1747621637; a=rsa-sha256; cv=none; b=irjuZV+F1LpfOwdVrtWJpmqOVtK3gtRb0JVQNY47NFmMFGBSIsnYBTv3s/+ehJEVNtOIcO 94AYbzua8WpGN0qlVdC337QrFl27E5t608kVkpcWD0czclsi7XnXIH1bamG+E8kZcjOqRN VrLMDvL5dA3kguWFRZQjlpfPae5GtYw= Received: by mail-vs1-f48.google.com with SMTP id ada2fe7eead31-4e290e4716fso180166137.2 for ; Sun, 18 May 2025 19:27:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1747621636; x=1748226436; darn=kvack.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=ZQsUQXq9IimwxUJv3x0VyB/nGYD/C7ogT1Dsxj+hqY4=; b=KfT8YsTpwKsJ4dG/oNirCl/LfRgMopohpAZLeeqrV9IpnKkL463iaINFFk/c1rXwVW 3/tQ1DpH7YBTmJoSZwmHrrDRJ3IkQ19vLUI8BmdLnk/2TGOH+c+WeJFJ2Pztw0OaK06T q8P/F3V3Nujq31AWWe6P0+rURfy/YdtSEx0BKzFQiPukjTKMdLiZYEqQfLxOGhmQ2ZnW XxEroYYqP8RBpz2I0NVJ79IJsNhnbcK1ymaA9NfVJdKn0vditn+UgzzUHpjG0b0wn6v/ P5MmX0czKazpp4DlBXCo7EXliNq5wG7OrWiU55B3C8vBowhHFqwTiB8jkBXJ0ll+HlkS 0jjw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1747621636; x=1748226436; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=ZQsUQXq9IimwxUJv3x0VyB/nGYD/C7ogT1Dsxj+hqY4=; b=WQRbEUnDmvSWNUjjRFNqOYip7GrmWfzZMVK7Jt2SgixiqSAaC5tIZ+/EPCv9SnK4Dg HhzbJiJxp6/S3qRkyKQ9HXkobgCeCoeahfcE4SbYkFFBHC4poN3c1okUX0Bb9U2wzMh/ HqdpKbtsFjU3kOnFg3YdOCKdveKgM9vhnBwgckP8+g+gzgb/A8BnyQ3RDFQblp9vpx3E iBGRKpCjqoZy8H9cO//BKZrqGFdl3QTYrfmrW4xBXv7b+mIFL0yC8rEs/82rnQ2KGvnX nqzvgshXZ4GgHqKtjDB4q3u9BaSfe6Slh50CZ55vj5nBzG9YJ3Ak2CD6QPPtW+LctAbw CpZg== X-Gm-Message-State: AOJu0Yz2pyQxdnr9MAdrm1Dg78llR0EaoURT39UJp2tieQSdWJBDaCwU U2ZEzw1jMGFqVzFbuTn+6HarwdAKt6mbt+Y/8QDj4RhmCg1FlSdq6r056p6uKyEZ42Ym9jU484V A80M9zBOF3cUfplHCTVtN3nChCuGNZQg= X-Gm-Gg: ASbGncu+vu1bXNSEZP4IRSgRT4rYJ13aAYymc+1rmZZqqT7O1wCTutbo4OYoA6tcypf xJvEWpueMqbFAWos4Uqf7mtJ0+DPGB6krIFbbRRcR4nNuEc71gTz9hq44+dGM+jNcYUThAoofDA cEl0kdbNJlmd3wTKmzosrgQVfp0dNIqm74uIYhr4/Fu/NrRhvrWLsuKFFiRAA3VDHRiw== X-Google-Smtp-Source: AGHT+IGdEHcWwCRmQAaVixCksJCoxoBrlTvE1UTlw2oQB7Og5XQmJMsVUi3cqDbRfnDFBqI8V8XVL1AFjeL9qO+8X9w= X-Received: by 2002:a05:6102:3ca1:b0:4c1:91da:dac1 with SMTP id ada2fe7eead31-4dfa6b45cd7mr11716160137.6.1747621636129; Sun, 18 May 2025 19:27:16 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Cong Wang Date: Sun, 18 May 2025 19:27:04 -0700 X-Gm-Features: AX0GCFufMGzLMX254Ody105g0ZSE06xa-ouMC_WEtV4M8C6VfeAk6jx59saWZeQ Message-ID: Subject: Re: seeking beginner-friendly mm bugs to work on To: Dileep Sankhla Cc: linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspamd-Queue-Id: 2B86740008 X-Rspam-User: X-Rspamd-Server: rspam11 X-Stat-Signature: 6rbiryxwr8scrtoc7mn3fmk8q8mwstar X-HE-Tag: 1747621636-654295 X-HE-Meta: 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 dT0ckRKE qgZL1VhAXw9o65lmmwEzEV7YNEoFb7/1hH7PIMLFLC3ABqLJEjma5XjC1MBQm9MTwMIcl6uzQ6N6iSSPE5apGa0DEQW7uEGEKymdTTr6AA9kL50Cn+De7urqNdtDXRPDktsTDB2TOvTKG2yr0u3i34F0Al7lXq2djqaml/FZIy+LrONH89IiULrHI9PHHN/93EPUq969ANmUPuoz4jQ3pUTYoq+K4oUSGq44q1q2OhKuR9ACS2q5NOVJyRh8oyFX0auqJIGusqZCCq5VaZE0SYLysmsaEiYtJNzBe/4MuXDFd8fuS96BKqHfktqbcCpZdzSsk+eaA/lgbt0keSmt24zzl3iA6jWNoLFIj7Xwym+VS4+mOpIFU6g8585C51uNTGKMKTCe355ep2kxL+I3pkGCvZouyWi2cB8dxJpuyTv0xFTPFtp8cUfRx3Of9fciFE93J8dv59kFwD60= X-Bogosity: Ham, tests=bogofilter, spamicity=0.002697, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Dileep, On Sat, May 17, 2025 at 3:27=E2=80=AFAM Dileep Sankhla wrote: > > Hello everyone, > > Thank you all for improving, enhancing, and maintaining the memory > management subsystem. > > I am new to Linux kernel development. Until now, I have only one > contribution that fixes the checkpatch.pl warning. I have also > attempted to create my own 64-bit Unix-like kernel from scratch for > x86-64 PCs. I worked on implementing a physical memory manager and I > also experimented with 64-bit paging. > > I want to begin solving a few beginner-friendly bugs. I searched > bugzilla but I don't know which ones are for beginners like me. Could > you guys help me in seeking bugs to work on? There are many bugs reported by the syzkaller fuzzer here: https://syzkaller.appspot.com/upstream/s/mm Those with C reproducers are usually easier to fix, although it is not always the case, at least they are good starters, IMHO. Hope this helps. Regards, Cong Wang