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 X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EF19DC636C8 for ; Thu, 15 Jul 2021 20:00:29 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 9332C613BB for ; Thu, 15 Jul 2021 20:00:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9332C613BB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B29218D00F4; Thu, 15 Jul 2021 16:00:29 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AD91C8D00EC; Thu, 15 Jul 2021 16:00:29 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 9A0EA8D00F4; Thu, 15 Jul 2021 16:00:29 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0167.hostedemail.com [216.40.44.167]) by kanga.kvack.org (Postfix) with ESMTP id 762018D00EC for ; Thu, 15 Jul 2021 16:00:29 -0400 (EDT) Received: from smtpin16.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 5476C185B931B for ; Thu, 15 Jul 2021 20:00:28 +0000 (UTC) X-FDA: 78365889336.16.042F342 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) by imf03.hostedemail.com (Postfix) with ESMTP id 0DDC33000192 for ; Thu, 15 Jul 2021 20:00:27 +0000 (UTC) Received: by mail-il1-f200.google.com with SMTP id d17-20020a9236110000b02901cf25fcfdcdso3885804ila.9 for ; Thu, 15 Jul 2021 13:00:27 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=ubhdISJb5EaJQpZfKVhtUqGoI9Mz/JTjLbwTPkd4q7k=; b=RPWMDBKBZJvEYoorpGh4HHosoLOAfMvMv0nqHQO0IEKeITXkOyTTyooKv4mHYRdFDe Ay/iKaSecEiA7vHEG31HAdSunc+/dlDdVfjpGF6XK5Ub3ARjuEuMBQTvbm+smpZG1kAY +wdDyG9yFBQXvIHkWlTLIf9vA8YX5n3znourIzrPQt807YmHFW4lx7FptvMA/a77Pd1g cdrIIBTT2NCmI35CZqkNFiESF90lxTkPQOiTjqnfhUvfycmL6V+vi3aGnTHsNPHRTwhi QgjVyKpfCuhtUNjUlmY7OCQW2nIVs1I9Kh1nhM7us3hFjr565IPb0XLeW9OmB2cF0N33 06/w== X-Gm-Message-State: AOAM5317eRQZFfzPZvnmCW5v4CwVYykRx0LRiKq2GV8gSr0cb9F53jLS +g1GeZ7n0oKs0LtSU3TRbzpkphgk6pmx8CanJHwRfjiUpA4C X-Google-Smtp-Source: ABdhPJwAoePgxihGzWFAyucDPF5L+getVP+WShbvuZpMC9VrJFZwsF+1gldAXTSn4eZx2vAvCeE13Uiy+Trl5hSLWfkDKSDReW7X MIME-Version: 1.0 X-Received: by 2002:a02:11c6:: with SMTP id 189mr5557529jaf.20.1626379227372; Thu, 15 Jul 2021 13:00:27 -0700 (PDT) Date: Thu, 15 Jul 2021 13:00:27 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001e294505c72eec63@google.com> Subject: [syzbot] BUG: sleeping function called from invalid context in munlock_vma_pages_range From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 0DDC33000192 X-Stat-Signature: c3xzi48ergewn57egjok4x91h4wp8jdm Authentication-Results: imf03.hostedemail.com; dkim=none; spf=pass (imf03.hostedemail.com: domain of 325PwYAkbANIGMN8y992FyDD61.4CC492IG2F0CBH2BH.0CA@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com designates 209.85.166.200 as permitted sender) smtp.mailfrom=325PwYAkbANIGMN8y992FyDD61.4CC492IG2F0CBH2BH.0CA@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=appspotmail.com (policy=none) X-HE-Tag: 1626379227-370271 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: Hello, syzbot found the following issue on: HEAD commit: 98f7fdced2e0 Merge tag 'irq-urgent-2021-07-11' of git://gi.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13576e9c300000 kernel config: https://syzkaller.appspot.com/x/.config?x=da2203b984f4af9f dashboard link: https://syzkaller.appspot.com/bug?extid=2e3ee45ea14cd0b81f26 compiler: Debian clang version 11.0.1-2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+2e3ee45ea14cd0b81f26@syzkaller.appspotmail.com BUG: sleeping function called from invalid context at mm/mlock.c:482 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 14373, name: syz-executor.5 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 14373 Comm: syz-executor.5 Tainted: G W 5.13.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1d3/0x29f lib/dump_stack.c:105 ___might_sleep+0x4e5/0x6b0 kernel/sched/core.c:9154 munlock_vma_pages_range+0xa80/0xf60 mm/mlock.c:482 mlock_fixup+0x40f/0x580 mm/mlock.c:552 apply_mlockall_flags mm/mlock.c:768 [inline] __do_sys_munlockall+0x1ef/0x310 mm/mlock.c:810 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f448bc37188 EFLAGS: 00000246 ORIG_RAX: 0000000000000098 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe7eb2d2ef R14: 00007f448bc37300 R15: 0000000000022000 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot.