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=-13.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL 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 EF0C9C43331 for ; Tue, 31 Mar 2020 10:19:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3F1420848 for ; Tue, 31 Mar 2020 10:19:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="LuNFoNFC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730354AbgCaKTC (ORCPT ); Tue, 31 Mar 2020 06:19:02 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:46603 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730192AbgCaKTC (ORCPT ); Tue, 31 Mar 2020 06:19:02 -0400 Received: by mail-qk1-f193.google.com with SMTP id u4so22304749qkj.13 for ; Tue, 31 Mar 2020 03:19:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=HzNurC8m2BgER49ycEMEtlBfddUEOvSlWj/tf+H1wCY=; b=LuNFoNFC8TXQngMjWPdYR8nHhN29U4SK5C/6tu+C6Z+PgEZak1OdwmNwOwVU1VCNX8 5FFNFZzh/c3BjbWbwjiCJ/Px8B3CJYWOU0jKrkqngnC8Z3geASSUwfcxngVJ9pyA2k+B GK821BnTbwITarKSs0rPfntebe3NC3+eh+7Xe6jabLQDHgxYSd8Cw9LZICdLhAFfJK2F bBf5z/hdULxDQ5F3/JfyloyIoJ/14dPwO5HKdKRssBNBSpFPGY9LNWtiNxX9LFsT08Wo tsecSlt49ZGCgU2UOucZHKuyp/u+YgFHzwmpUgqvb/fPtcJf5o84lnrY3A+KeX+d2j0F 8NKQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=HzNurC8m2BgER49ycEMEtlBfddUEOvSlWj/tf+H1wCY=; b=DYdMuNhHb5Cf29uroJ/EylqOPq5setS4oqPL3PNejBb/hIW9hyXjYKUO5SI/WeHVS0 QgJ8ByfWeYLTPvVemC0Gb1fnkf1+F+IRGdPqvXS/FsK6Vp0OmGAX2ChQikzJPAACZ62o VLtuerQmbF4QnxBOeHVZC1tbgcwz4FHSGLJ9NM97jFz8NPyNXju47Hc8AKlcBaFwxyOk pPrmScwkyozkNRH74KOkHr90B2om//JlmSSHmb0UKrO5JnY1AzS8KlKnnxPUhDfrIP4s Tz7Gm68atW8A3LtdohuvIh6AK3a3ZvxpECDzuMIPfuTW+Vnp9qffyX/7lEfoNBViDHEC fvEw== X-Gm-Message-State: ANhLgQ2v1QOQG4c1SeXJ/sr+J6aX8OggjNC+CDkdIuyVzYN/2QNjRVIy lqwZpMezpnMibj87Or8spcsEaPmsY6hhZ8x0OMd9LA== X-Google-Smtp-Source: ADFU+vt5VB3XZM3XDJ4oOkj4wPSxUd+9SkOx1m0xsv+BrY3woUVq5c+khDRiYmVZHffq+/U/ZpzyS1ldKBsjZWQnyIs= X-Received: by 2002:a37:8d86:: with SMTP id p128mr4267320qkd.250.1585649940834; Tue, 31 Mar 2020 03:19:00 -0700 (PDT) MIME-Version: 1.0 References: <000000000000ec257905a21f7415@google.com> <20200331095737.GO20730@hirez.programming.kicks-ass.net> In-Reply-To: <20200331095737.GO20730@hirez.programming.kicks-ass.net> From: Dmitry Vyukov Date: Tue, 31 Mar 2020 12:18:49 +0200 Message-ID: Subject: Re: INFO: trying to register non-static key in try_to_wake_up To: Peter Zijlstra , Bartlomiej Zolnierkiewicz , DRI , Linux Fbdev development list Cc: syzbot , Borislav Petkov , "H. Peter Anvin" , LKML , Ingo Molnar , syzkaller-bugs , Thomas Gleixner , "the arch/x86 maintainers" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 31, 2020 at 11:57 AM Peter Zijlstra wrote: > > On Mon, Mar 30, 2020 at 10:01:12PM -0700, syzbot wrote: > > Hello, > > > > syzbot found the following crash on: > > > > HEAD commit: 9420e8ad Merge tag 'for-linus' of git://git.kernel.org/pub.. > > git tree: upstream > > console output: https://syzkaller.appspot.com/x/log.txt?x=1206ed4be00000 > > kernel config: https://syzkaller.appspot.com/x/.config?x=27392dd2975fd692 > > dashboard link: https://syzkaller.appspot.com/bug?extid=e84d7ebd1361da13c356 > > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > > > > Unfortunately, I don't have any reproducer for this crash yet. > > > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > > Reported-by: syzbot+e84d7ebd1361da13c356@syzkaller.appspotmail.com > > > > INFO: trying to register non-static key. > > the code is fine but needs lockdep annotation. > > turning off the locking correctness validator. > > CPU: 1 PID: 1014 Comm: syz-executor.0 Not tainted 5.6.0-rc7-syzkaller #0 > > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 > > Call Trace: > > > > __dump_stack lib/dump_stack.c:77 [inline] > > dump_stack+0x188/0x20d lib/dump_stack.c:118 > > assign_lock_key kernel/locking/lockdep.c:880 [inline] > > register_lock_class+0x14c4/0x1540 kernel/locking/lockdep.c:1189 > > __lock_acquire+0xfc/0x3ca0 kernel/locking/lockdep.c:3836 > > lock_acquire+0x197/0x420 kernel/locking/lockdep.c:4484 > > __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] > > _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:159 > > try_to_wake_up+0x9f/0x17c0 kernel/sched/core.c:2547 > > That's p->pi_lock, which gets initialized in rt_mutex_init_task() in > copy_process(). This should be impossible. Very odd. The stack mentions fbdev, which is a red flag at the moment. There are a dozen of bad bugs in fbdev and around. Just few days ago Andy pointed to another "impossible" crash "general protection fault in do_syscall_64" which is related to dri: https://syzkaller.appspot.com/bug?id=0ec7b2602b1ff40f0d34f38baa4ba1640727c3d9 https://groups.google.com/forum/#!msg/syzkaller-bugs/ePqhfYx0-8M/Q_Urt97iAAAJ There are probably more random manifestations of these bugs already, and I guess we will be getting more. +fbdev maintainers > > wake_up_worker kernel/workqueue.c:836 [inline] > > insert_work+0x2ad/0x3a0 kernel/workqueue.c:1337 > > __queue_work+0x50d/0x1280 kernel/workqueue.c:1488 > > call_timer_fn+0x195/0x760 kernel/time/timer.c:1404 > > expire_timers kernel/time/timer.c:1444 [inline] > > __run_timers kernel/time/timer.c:1773 [inline] > > __run_timers kernel/time/timer.c:1740 [inline] > > run_timer_softirq+0x412/0x1600 kernel/time/timer.c:1786 > > __do_softirq+0x26c/0x99d kernel/softirq.c:292 > > invoke_softirq kernel/softirq.c:373 [inline] > > irq_exit+0x192/0x1d0 kernel/softirq.c:413 > > exiting_irq arch/x86/include/asm/apic.h:546 [inline] > > smp_apic_timer_interrupt+0x19e/0x600 arch/x86/kernel/apic/apic.c:1146 > > apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 > > > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/20200331095737.GO20730%40hirez.programming.kicks-ass.net. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dmitry Vyukov Date: Tue, 31 Mar 2020 10:18:49 +0000 Subject: Re: INFO: trying to register non-static key in try_to_wake_up Message-Id: List-Id: References: <000000000000ec257905a21f7415@google.com> <20200331095737.GO20730@hirez.programming.kicks-ass.net> In-Reply-To: <20200331095737.GO20730@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: Peter Zijlstra , Bartlomiej Zolnierkiewicz , DRI , Linux Fbdev development list Cc: syzbot , the arch/x86 maintainers , syzkaller-bugs , LKML , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Thomas Gleixner On Tue, Mar 31, 2020 at 11:57 AM Peter Zijlstra wrot= e: > > On Mon, Mar 30, 2020 at 10:01:12PM -0700, syzbot wrote: > > Hello, > > > > syzbot found the following crash on: > > > > HEAD commit: 9420e8ad Merge tag 'for-linus' of git://git.kernel.org/= pub.. > > git tree: upstream > > console output: https://syzkaller.appspot.com/x/log.txt?x=1206ed4be00000 > > kernel config: https://syzkaller.appspot.com/x/.config?x'392dd2975fd692 > > dashboard link: https://syzkaller.appspot.com/bug?extid=E84d7ebd1361da1= 3c356 > > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > > > > Unfortunately, I don't have any reproducer for this crash yet. > > > > IMPORTANT: if you fix the bug, please add the following tag to the comm= it: > > Reported-by: syzbot+e84d7ebd1361da13c356@syzkaller.appspotmail.com > > > > INFO: trying to register non-static key. > > the code is fine but needs lockdep annotation. > > turning off the locking correctness validator. > > CPU: 1 PID: 1014 Comm: syz-executor.0 Not tainted 5.6.0-rc7-syzkaller #0 > > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS= Google 01/01/2011 > > Call Trace: > > > > __dump_stack lib/dump_stack.c:77 [inline] > > dump_stack+0x188/0x20d lib/dump_stack.c:118 > > assign_lock_key kernel/locking/lockdep.c:880 [inline] > > register_lock_class+0x14c4/0x1540 kernel/locking/lockdep.c:1189 > > __lock_acquire+0xfc/0x3ca0 kernel/locking/lockdep.c:3836 > > lock_acquire+0x197/0x420 kernel/locking/lockdep.c:4484 > > __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] > > _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:159 > > try_to_wake_up+0x9f/0x17c0 kernel/sched/core.c:2547 > > That's p->pi_lock, which gets initialized in rt_mutex_init_task() in > copy_process(). This should be impossible. Very odd. The stack mentions fbdev, which is a red flag at the moment. There are a dozen of bad bugs in fbdev and around. Just few days ago Andy pointed to another "impossible" crash "general protection fault in do_syscall_64" which is related to dri: https://syzkaller.appspot.com/bug?id=0Ec7b2602b1ff40f0d34f38baa4ba1640727c3= d9 https://groups.google.com/forum/#!msg/syzkaller-bugs/ePqhfYx0-8M/Q_Urt97iAA= AJ There are probably more random manifestations of these bugs already, and I guess we will be getting more. +fbdev maintainers > > wake_up_worker kernel/workqueue.c:836 [inline] > > insert_work+0x2ad/0x3a0 kernel/workqueue.c:1337 > > __queue_work+0x50d/0x1280 kernel/workqueue.c:1488 > > call_timer_fn+0x195/0x760 kernel/time/timer.c:1404 > > expire_timers kernel/time/timer.c:1444 [inline] > > __run_timers kernel/time/timer.c:1773 [inline] > > __run_timers kernel/time/timer.c:1740 [inline] > > run_timer_softirq+0x412/0x1600 kernel/time/timer.c:1786 > > __do_softirq+0x26c/0x99d kernel/softirq.c:292 > > invoke_softirq kernel/softirq.c:373 [inline] > > irq_exit+0x192/0x1d0 kernel/softirq.c:413 > > exiting_irq arch/x86/include/asm/apic.h:546 [inline] > > smp_apic_timer_interrupt+0x19e/0x600 arch/x86/kernel/apic/apic.c:1146 > > apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 > > > > -- > You received this message because you are subscribed to the Google Groups= "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an= email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgi= d/syzkaller-bugs/20200331095737.GO20730%40hirez.programming.kicks-ass.net. 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=-5.5 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 CE1AFC2D0F3 for ; Wed, 1 Apr 2020 07:03:55 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9D67020719 for ; Wed, 1 Apr 2020 07:03:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="LuNFoNFC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9D67020719 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BAFC26E8E3; Wed, 1 Apr 2020 07:03:46 +0000 (UTC) Received: from mail-qk1-x742.google.com (mail-qk1-x742.google.com [IPv6:2607:f8b0:4864:20::742]) by gabe.freedesktop.org (Postfix) with ESMTPS id 238426E5CD for ; Tue, 31 Mar 2020 10:19:02 +0000 (UTC) Received: by mail-qk1-x742.google.com with SMTP id v7so22401123qkc.0 for ; Tue, 31 Mar 2020 03:19:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=HzNurC8m2BgER49ycEMEtlBfddUEOvSlWj/tf+H1wCY=; b=LuNFoNFC8TXQngMjWPdYR8nHhN29U4SK5C/6tu+C6Z+PgEZak1OdwmNwOwVU1VCNX8 5FFNFZzh/c3BjbWbwjiCJ/Px8B3CJYWOU0jKrkqngnC8Z3geASSUwfcxngVJ9pyA2k+B GK821BnTbwITarKSs0rPfntebe3NC3+eh+7Xe6jabLQDHgxYSd8Cw9LZICdLhAFfJK2F bBf5z/hdULxDQ5F3/JfyloyIoJ/14dPwO5HKdKRssBNBSpFPGY9LNWtiNxX9LFsT08Wo tsecSlt49ZGCgU2UOucZHKuyp/u+YgFHzwmpUgqvb/fPtcJf5o84lnrY3A+KeX+d2j0F 8NKQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=HzNurC8m2BgER49ycEMEtlBfddUEOvSlWj/tf+H1wCY=; b=AcTyOL4JoCxzfjtjocUTv5d1JbU5z5j4qanTxHE9kAzeTn9Pske67RSl+exuCZDoWd WTRHd0SqHOPelze7hHd9gNuVKDYOJyoFbUFJQkGVVsql3UNlSUlr6K6n/silM3CP1qAu aPBOhKTnqp37v8Ytk3t9KA9wR/qDtOMBMpNNxKjI/btdvVOsQ0mx29dPjBc2wYnFNkAr 613eWPKEUhSIYhuLZHb2BalIikNsiLaS/DCLJplEbmhRKVbToAGUItE3/YmCaFbpvkWB EXQybZf8s9rJsMc7L+ygje9E/F7HgrN0vGXLHsOpb7uk/+bam7FMopSxMw11I/4mOx2N 7R2Q== X-Gm-Message-State: ANhLgQ0nAuoKo6YrZNNuZJVljOaUORDB1oEhHWnStf2HylkPyIEtTiIz CGShicurorjg5S7eNpzgnDxjbKuLZNxwb+YHceLReQ== X-Google-Smtp-Source: ADFU+vt5VB3XZM3XDJ4oOkj4wPSxUd+9SkOx1m0xsv+BrY3woUVq5c+khDRiYmVZHffq+/U/ZpzyS1ldKBsjZWQnyIs= X-Received: by 2002:a37:8d86:: with SMTP id p128mr4267320qkd.250.1585649940834; Tue, 31 Mar 2020 03:19:00 -0700 (PDT) MIME-Version: 1.0 References: <000000000000ec257905a21f7415@google.com> <20200331095737.GO20730@hirez.programming.kicks-ass.net> In-Reply-To: <20200331095737.GO20730@hirez.programming.kicks-ass.net> From: Dmitry Vyukov Date: Tue, 31 Mar 2020 12:18:49 +0200 Message-ID: Subject: Re: INFO: trying to register non-static key in try_to_wake_up To: Peter Zijlstra , Bartlomiej Zolnierkiewicz , DRI , Linux Fbdev development list X-Mailman-Approved-At: Wed, 01 Apr 2020 07:03:42 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: syzbot , the arch/x86 maintainers , syzkaller-bugs , LKML , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Thomas Gleixner Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Tue, Mar 31, 2020 at 11:57 AM Peter Zijlstra wrote: > > On Mon, Mar 30, 2020 at 10:01:12PM -0700, syzbot wrote: > > Hello, > > > > syzbot found the following crash on: > > > > HEAD commit: 9420e8ad Merge tag 'for-linus' of git://git.kernel.org/pub.. > > git tree: upstream > > console output: https://syzkaller.appspot.com/x/log.txt?x=1206ed4be00000 > > kernel config: https://syzkaller.appspot.com/x/.config?x=27392dd2975fd692 > > dashboard link: https://syzkaller.appspot.com/bug?extid=e84d7ebd1361da13c356 > > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > > > > Unfortunately, I don't have any reproducer for this crash yet. > > > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > > Reported-by: syzbot+e84d7ebd1361da13c356@syzkaller.appspotmail.com > > > > INFO: trying to register non-static key. > > the code is fine but needs lockdep annotation. > > turning off the locking correctness validator. > > CPU: 1 PID: 1014 Comm: syz-executor.0 Not tainted 5.6.0-rc7-syzkaller #0 > > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 > > Call Trace: > > > > __dump_stack lib/dump_stack.c:77 [inline] > > dump_stack+0x188/0x20d lib/dump_stack.c:118 > > assign_lock_key kernel/locking/lockdep.c:880 [inline] > > register_lock_class+0x14c4/0x1540 kernel/locking/lockdep.c:1189 > > __lock_acquire+0xfc/0x3ca0 kernel/locking/lockdep.c:3836 > > lock_acquire+0x197/0x420 kernel/locking/lockdep.c:4484 > > __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] > > _raw_spin_lock_irqsave+0x8c/0xbf kernel/locking/spinlock.c:159 > > try_to_wake_up+0x9f/0x17c0 kernel/sched/core.c:2547 > > That's p->pi_lock, which gets initialized in rt_mutex_init_task() in > copy_process(). This should be impossible. Very odd. The stack mentions fbdev, which is a red flag at the moment. There are a dozen of bad bugs in fbdev and around. Just few days ago Andy pointed to another "impossible" crash "general protection fault in do_syscall_64" which is related to dri: https://syzkaller.appspot.com/bug?id=0ec7b2602b1ff40f0d34f38baa4ba1640727c3d9 https://groups.google.com/forum/#!msg/syzkaller-bugs/ePqhfYx0-8M/Q_Urt97iAAAJ There are probably more random manifestations of these bugs already, and I guess we will be getting more. +fbdev maintainers > > wake_up_worker kernel/workqueue.c:836 [inline] > > insert_work+0x2ad/0x3a0 kernel/workqueue.c:1337 > > __queue_work+0x50d/0x1280 kernel/workqueue.c:1488 > > call_timer_fn+0x195/0x760 kernel/time/timer.c:1404 > > expire_timers kernel/time/timer.c:1444 [inline] > > __run_timers kernel/time/timer.c:1773 [inline] > > __run_timers kernel/time/timer.c:1740 [inline] > > run_timer_softirq+0x412/0x1600 kernel/time/timer.c:1786 > > __do_softirq+0x26c/0x99d kernel/softirq.c:292 > > invoke_softirq kernel/softirq.c:373 [inline] > > irq_exit+0x192/0x1d0 kernel/softirq.c:413 > > exiting_irq arch/x86/include/asm/apic.h:546 [inline] > > smp_apic_timer_interrupt+0x19e/0x600 arch/x86/kernel/apic/apic.c:1146 > > apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:829 > > > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/20200331095737.GO20730%40hirez.programming.kicks-ass.net. _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel