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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95397C7EE2F for ; Wed, 1 Mar 2023 16:54:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229830AbjCAQyH (ORCPT ); Wed, 1 Mar 2023 11:54:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229445AbjCAQyE (ORCPT ); Wed, 1 Mar 2023 11:54:04 -0500 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E89541E9E5 for ; Wed, 1 Mar 2023 08:54:02 -0800 (PST) Received: by mail-io1-f71.google.com with SMTP id d25-20020a0566022bf900b00745469852cfso8864324ioy.19 for ; Wed, 01 Mar 2023 08:54:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=Qdufye7nsdiEuktgAaX45QySU43qp/3ZmCmUxJlBXDk=; b=LZT7x4Q8UmLItn+k0Yx4/6syqL9vEhS2y9KY2sxXGm6dGmdQbNFxrhIsdjeenPY+yZ VzuXo3hbZdMEGxZagbo5G+Is2ZfFuEB6zXGBaQ6KRUIDeerSE+4/ENED3j+ZO7cksMeR U/hB5leVVdb1/I7CA/cnohnSh70YutPNn/HD3hBjKRU4Was97zo/zNVT0n+ZohFXEmsv WI/RoZjK4MGlCUNAjYYDd0GG6Vqel/8Kmtd2F82KMFqMy7sxIPD2EgWf/MfNTOm5mjfe Pz1sufquDPt+dJaCfttcY7GthgMfhqDsmepOJQ1j9ue8NtdZNvMJ5suwEZOeYJCZdRDK w1bQ== X-Gm-Message-State: AO0yUKWTdE1sx8oEB4hGr+PIvmvUFG4nmJPv5OCTHpWgVRx+wTmV+WQn ptKFBVm/xtQ2iIQK6vP93oJSrgT1uTLNnxREgxB8X7ahw6UW X-Google-Smtp-Source: AK7set9BOYgzdHscO/xfbG7JE2QGM3BM7VMgI/1xMbp+T2NVCyBY3R7p4mM7d7W/LFUQYW02ELjqh+aNlHMkfRymj0UBG4rI3m3Z MIME-Version: 1.0 X-Received: by 2002:a05:6638:3882:b0:3c4:cf94:54a7 with SMTP id b2-20020a056638388200b003c4cf9454a7mr4394149jav.0.1677689642274; Wed, 01 Mar 2023 08:54:02 -0800 (PST) Date: Wed, 01 Mar 2023 08:54:02 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002bd5ae05f5d98f4f@google.com> Subject: [syzbot] [udf?] WARNING in __brelse (2) From: syzbot To: jack@suse.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 2ebd1fbb946d Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=144829a8c80000 kernel config: https://syzkaller.appspot.com/x/.config?x=3519974f3f27816d dashboard link: https://syzkaller.appspot.com/bug?extid=64d1c4bd2e3fa680321d compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 userspace arch: arm64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/16985cc7a274/disk-2ebd1fbb.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/fd3452567115/vmlinux-2ebd1fbb.xz kernel image: https://storage.googleapis.com/syzbot-assets/c75510922212/Image-2ebd1fbb.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+64d1c4bd2e3fa680321d@syzkaller.appspotmail.com el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 ------------[ cut here ]------------ VFS: brelse: Trying to free free buffer WARNING: CPU: 1 PID: 13690 at fs/buffer.c:1145 __brelse+0x84/0xd8 fs/buffer.c:1145 Modules linked in: CPU: 1 PID: 13690 Comm: syz-executor.1 Not tainted 6.2.0-syzkaller-18300-g2ebd1fbb946d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __brelse+0x84/0xd8 fs/buffer.c:1145 lr : __brelse+0x84/0xd8 fs/buffer.c:1145 sp : ffff8000222f7600 x29: ffff8000222f7600 x28: ffff8000222f7760 x27: ffff000130521080 x26: ffff8000222f77b0 x25: 1ffff0000445ef00 x24: ffff0000dd9088d0 x23: ffff70000445eed8 x22: 1ffff0000445eee4 x21: ffff00013fc33d98 x20: 0000000000000000 x19: ffff00013fc33df8 x18: 1fffe0003689f976 x17: ffff800015b8d000 x16: ffff80001235d16c x15: 0000000000000000 x14: 1ffff00002b720af x13: dfff800000000000 x12: 0000000000040000 x11: 0000000000016792 x10: ffff80001ffaa000 x9 : 93de21cc8eb3a600 x8 : 93de21cc8eb3a600 x7 : ffff800008288c58 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80000aae9f90 x2 : ffff0001b44fcf08 x1 : 0000000100000000 x0 : 0000000000000027 Call trace: __brelse+0x84/0xd8 fs/buffer.c:1145 brelse include/linux/buffer_head.h:326 [inline] udf_rename+0xd1c/0x10b0 fs/udf/namei.c:1214 vfs_rename+0x9e0/0xe80 fs/namei.c:4779 do_renameat2+0x95c/0x100c fs/namei.c:4930 __do_sys_renameat2 fs/namei.c:4963 [inline] __se_sys_renameat2 fs/namei.c:4960 [inline] __arm64_sys_renameat2+0xe0/0xfc fs/namei.c:4960 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 7128 hardirqs last enabled at (7127): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1370 [inline] hardirqs last enabled at (7127): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5055 hardirqs last disabled at (7128): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (7094): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (7094): [] __do_softirq+0xd4c/0xfa4 kernel/softirq.c:600 softirqs last disabled at (7079): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- --- This report is generated by a bot. 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