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 ABB16EB64D7 for ; Fri, 23 Jun 2023 03:48:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230217AbjFWDsL (ORCPT ); Thu, 22 Jun 2023 23:48:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36174 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229445AbjFWDsG (ORCPT ); Thu, 22 Jun 2023 23:48:06 -0400 Received: from mail-il1-f205.google.com (mail-il1-f205.google.com [209.85.166.205]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8422D1BFA for ; Thu, 22 Jun 2023 20:48:05 -0700 (PDT) Received: by mail-il1-f205.google.com with SMTP id e9e14a558f8ab-341c6c4ef93so1264115ab.3 for ; Thu, 22 Jun 2023 20:48:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1687492085; x=1690084085; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=zbdNZt3xIRJYG6sPiuNXwIBjdIsRtrJ+dzPbbqQv6lU=; b=DcTFJesTJEvBCyAwLaqXYYo5V6/Tszy2F0Xe/tBXsYAjk321Nt01LkKBDC0g6pPLap mkTlvtIexUenDbJxiXPCoZ7JEvg2WtG4EeAn+37BoPx7GtRookZVb53KH8P6CkHySpqo aw2DmLzgwcDu+Hp63NHQaaFQIFB4NGfugjv8hZyM53JWo7OMgEZwiFzXh0NY4I7ANdyt 0ELreZqyehGuCtYYGx7wwiKcOdUA0xIrZhzyc+dnzKUWLxXavveIPpzidU+3Yvnww4Sj CP0L4MtEMVGXqoWIMad9xmrL6kTE5V+DeAmc/XkAu72jgjOaZQWsqSuMtrLKesJWkrqh Bf1A== X-Gm-Message-State: AC+VfDzOIjRxctgejREAbuc0idfZrudOEtmylIVB2+gGzwZU4DxKLGx2 M/7U5o9KVbKJymifKUpPa/pZYLRgmHt6mK2hSDUucAfjtPWd X-Google-Smtp-Source: ACHHUZ4i1lHMO6zq4zbzt6R0xW+AvrVhtkjez2BeUF459GacWyfe4LpICijeM+nUbMOagMBetUpNVRTGlUI656mLL2iqavmGcJ5o MIME-Version: 1.0 X-Received: by 2002:a92:d9c5:0:b0:341:e653:bdba with SMTP id n5-20020a92d9c5000000b00341e653bdbamr7772971ilq.2.1687492084820; Thu, 22 Jun 2023 20:48:04 -0700 (PDT) Date: Thu, 22 Jun 2023 20:48:04 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000046efb605fec3def0@google.com> Subject: [syzbot] [arm?] WARNING in delayed_work_timer_fn From: syzbot To: catalin.marinas@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, will@kernel.org 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: 177239177378 Merge branch 'for-next/core', remote-tracking.. 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=13d8a337280000 kernel config: https://syzkaller.appspot.com/x/.config?x=8776b67768a3c9af dashboard link: https://syzkaller.appspot.com/bug?extid=e13e654d315d4da1277c 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/0c47a40dd633/disk-17723917.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/0ff319b6fb50/vmlinux-17723917.xz kernel image: https://storage.googleapis.com/syzbot-assets/3ce1ea9e3b7e/Image-17723917.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+e13e654d315d4da1277c@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 current_wq_worker kernel/workqueue_internal.h:68 [inline] WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 is_chained_work kernel/workqueue.c:1384 [inline] WARNING: CPU: 0 PID: 15561 at kernel/workqueue.c:1447 __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 Modules linked in: CPU: 0 PID: 15561 Comm: syz-executor.2 Not tainted 6.4.0-rc5-syzkaller-g177239177378 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xe48/0x1374 kernel/workqueue_internal.h:68 lr : current_wq_worker kernel/workqueue_internal.h:68 [inline] lr : is_chained_work kernel/workqueue.c:1384 [inline] lr : __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 sp : ffff800080007b70 x29: ffff800080007bb0 x28: 1fffe000195506f1 x27: 0000000000000008 x26: ffff0000f6cfb800 x25: dfff800000000000 x24: ffff0000caa83788 x23: ffff0000f6cfb9c0 x22: ffff0000caa83780 x21: 0000000000000000 x20: 0000000000000100 x19: ffff000140bd8b30 x18: 1fffe00019bd827e x17: ffff800126418000 x16: ffff80008a43bfbc x15: 0000000000010001 x14: 1ffff00011bd80ac x13: dfff800000000000 x12: 00000000beb1c7bb x11: 0000000000000101 x10: 0000000000000100 x9 : 0000000000000000 x8 : ffff0000caa83780 x7 : ffff800080412e8c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008c805480 x2 : ffff000140bd8b30 x1 : 0000000000000100 x0 : 0000000000000000 Call trace: current_wq_worker kernel/workqueue_internal.h:68 [inline] is_chained_work kernel/workqueue.c:1384 [inline] __queue_work+0xe48/0x1374 kernel/workqueue.c:1446 delayed_work_timer_fn+0x74/0x90 kernel/workqueue.c:1652 call_timer_fn+0x19c/0x8cc kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1746 [inline] __run_timers+0x5b4/0x734 kernel/time/timer.c:2022 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2035 __do_softirq+0x2d0/0xd54 kernel/softirq.c:571 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:882 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:474 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:488 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:493 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:587 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:182 [inline] arch_local_irq_restore arch/arm64/include/asm/irqflags.h:202 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:405 [inline] __wake_up_common_lock kernel/sched/wait.c:140 [inline] __wake_up_sync_key+0x124/0x1ac kernel/sched/wait.c:208 __unix_dgram_recvmsg+0x4c4/0xe2c net/unix/af_unix.c:2479 unix_dgram_recvmsg+0xd0/0xe8 net/unix/af_unix.c:2549 sock_recvmsg_nosec+0x90/0xec net/socket.c:1019 ____sys_recvmsg+0x5c0/0x6e8 net/socket.c:2720 ___sys_recvmsg net/socket.c:2764 [inline] do_recvmmsg+0x41c/0xb60 net/socket.c:2858 __sys_recvmmsg net/socket.c:2937 [inline] __do_sys_recvmmsg net/socket.c:2960 [inline] __se_sys_recvmmsg net/socket.c:2953 [inline] __arm64_sys_recvmmsg+0x180/0x23c net/socket.c:2953 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x244 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:191 el0_svc+0x4c/0x160 arch/arm64/kernel/entry-common.c:647 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:665 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 295995 hardirqs last enabled at (295994): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (295994): [] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194 hardirqs last disabled at (295995): [] __raw_spin_lock_irq include/linux/spinlock_api_smp.h:117 [inline] hardirqs last disabled at (295995): [] _raw_spin_lock_irq+0x28/0x70 kernel/locking/spinlock.c:170 softirqs last enabled at (293288): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (293288): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (295981): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- --- This report is generated by a bot. 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