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[2604:1380:40f1:3f00::1]) by mx.google.com with ESMTPS id s4-20020a62e704000000b006e6a6d5846dsi8605373pfh.12.2024.04.01.01.21.31 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Apr 2024 01:21:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-126517-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com); spf=pass (google.com: domain of linux-kernel+bounces-126517-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-126517-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by sy.mirrors.kernel.org (Postfix) with ESMTPS id 2C87BB20BE7 for ; Mon, 1 Apr 2024 08:21:13 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 53745C133; Mon, 1 Apr 2024 08:21:06 +0000 (UTC) Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5FDA7BA49 for ; Mon, 1 Apr 2024 08:21:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711959665; cv=none; b=hjYysyAh7ERsojKrIv9ncmfRr9NxqRyopBrnRy50buUXLRcAy+IBvWV8Zt7T2oAeuY+bf+rPuVXKNZEcp0xoykf8qpCdoQRJtieCccthD+tBeP2OiGNwvVdgSOJtofnrpXyxFogBalJc9nhcqGkbLUgfQihbmp9ZZ9umLDXV3fc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711959665; c=relaxed/simple; bh=6JFb9OTouKutwi8IU/Ren3DwSWxIJPaUTqZ5e3mbbM0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=OnAITPZ7Oo5aeqyofBBR1gIdPWwRi2QrHip2ZTSikDNpM5wtSUTSPK+9N1T/ysZZGnCYDYWixbmE/ZXjePbf/PAIw7rsXZRagIcLJLZKQLFrSxdLKUdXH9Da+i1iSxAyE+D1ljwM4jq7gAJ9si1LTFdP65zVVdx/+l2fQo6wtks= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.70 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-io1-f70.google.com with SMTP id ca18e2360f4ac-7cbfd9f04e3so287792739f.0 for ; Mon, 01 Apr 2024 01:21:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711959662; x=1712564462; h=content-transfer-encoding:to:from:subject:message-id:in-reply-to :date:mime-version:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=+VknImiqL1PD7EsILLLYybIazR/f/bXePRtymIhJCAA=; b=w4OTDM1/rKKzdC+n7WdmKFcjj6/Bujknu1GN6q7Oe9HXMlGz9YdxFpssQFm2WJDlIL xmMYlDzIlZsg4rH25Z41btwRX6Iwk40fLoHJmgnN1jbFgsSJ5BAG0JfiSJdGMHreRnQJ gjjXCfbU+zzH0QLofyqiti8vxZAcs7gtF48381M65OiPRkPJqWd4Y/IN2DmFU6q1oV02 SwurNsFhtnhAycvr9JA957xVTR4POJiIMCtMy0K1KMhU+jtjinC3gm68WRV5JeM9qtQv ow0gEZbPnol+tcyqlogxs3yB7xrSBHItVnYEjpzZcpVto/GsHIbqX2bWw/6OKreFCofV H8gQ== X-Gm-Message-State: AOJu0YyIY3W4pLwV63gVw8YyUWdQefb4FLPaSbxPAtVdr0oWi78GNSqt l27xrX3ydVZFKVE5nUwmbqWPIqA0D0fECfGf4Q8tjdaETb3TTzKN5DX0IMWosbnxM699Ra2W6/l O64JlrOfJWDASaqPHSRozCRck0Q4vqw+HvPMT3LFxw7gewz8OhAbBOCWeXg== Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:641c:b0:7c8:264d:5e98 with SMTP id gn28-20020a056602641c00b007c8264d5e98mr331084iob.0.1711959662506; Mon, 01 Apr 2024 01:21:02 -0700 (PDT) Date: Mon, 01 Apr 2024 01:21:02 -0700 In-Reply-To: <20240401074727.1144264-1-lizhi.xu@windriver.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000008dc5e1061504abed@google.com> Subject: Re: [syzbot] [kernel?] inconsistent lock state in sock_hash_delete_elem From: syzbot To: linux-kernel@vger.kernel.org, lizhi.xu@windriver.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello, syzbot tried to test the proposed patch but the build/boot failed: _data.html for more details. [ 4.718465][ T1] smp: Brought up 2 nodes, 2 CPUs [ 4.719648][ T1] smpboot: Total of 2 processors activated (8800.85 Bo= goMIPS) [ 4.729601][ T1] devtmpfs: initialized [ 4.729601][ T1] x86/mm: Memory block size: 128MB [ 4.809009][ T1] Running RCU synchronous self tests [ 4.809009][ T1] Running RCU synchronous self tests [ 4.809643][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0= xffffffff, max_idle_ns: 19112604462750000 ns [ 4.812622][ T1] futex hash table entries: 512 (order: 4, 65536 bytes= , vmalloc) [ 4.818874][ T1] PM: RTC time: 08:12:37, date: 2024-04-01 [ 4.824146][ T1] NET: Registered PF_NETLINK/PF_ROUTE protocol family [ 4.832868][ T1] audit: initializing netlink subsys (disabled) [ 4.835572][ T28] audit: type=3D2000 audit(1711959157.647:1): state=3D= initialized audit_enabled=3D0 res=3D1 [ 4.840900][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 4.840915][ T1] thermal_sys: Registered thermal governor 'user_space= ' [ 4.842716][ T1] cpuidle: using governor menu [ 4.846928][ T1] NET: Registered PF_QIPCRTR protocol family [ 4.856743][ T1] dca service started, version 1.12.1 [ 4.857984][ T1] PCI: Using configuration type 1 for base access [ 4.869693][ T1] HugeTLB: registered 1.00 GiB page size, pre-allocate= d 0 pages [ 4.871942][ T1] HugeTLB: 16380 KiB vmemmap can be freed for a 1.00 G= iB page [ 4.873969][ T1] HugeTLB: registered 2.00 MiB page size, pre-allocate= d 0 pages [ 4.874972][ T1] HugeTLB: 28 KiB vmemmap can be freed for a 2.00 MiB = page [ 4.894997][ C0] ------------[ cut here ]------------ [ 4.896611][ C0] raw_local_irq_restore() called with IRQs enabled [ 4.894981][ T1] cryptd: max_cpu_qlen set to 1000 [ 4.897981][ C0] WARNING: CPU: 0 PID: 3 at kernel/locking/irqflag-deb= ug.c:10 warn_bogus_irq_restore+0x29/0x30 [ 4.901484][ C0] Modules linked in: [ 4.902651][ C0] CPU: 0 PID: 3 Comm: pool_workqueue_ Not tainted 6.8.= 0-syzkaller-08951-gfe46a7dd189e-dirty #0 [ 4.904951][ C0] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 03/27/2024 [ 4.907171][ C0] RIP: 0010:warn_bogus_irq_restore+0x29/0x30 [ 4.908552][ C0] Code: 90 f3 0f 1e fa 90 80 3d f2 cf b5 04 00 74 06 9= 0 c3 cc cc cc cc c6 05 e3 cf b5 04 01 90 48 c7 c7 c0 b1 0c 8b e8 78 6b 7d f= 6 90 <0f> 0b 90 90 eb df 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 4.914048][ C0] RSP: 0000:ffffc90000007c10 EFLAGS: 00010286 [ 4.914953][ C0] RAX: 0000000000000000 RBX: ffff8880b943e680 RCX: fff= fffff814fafe9 [ 4.917134][ C0] RDX: ffff888016ac3c00 RSI: ffffffff814faff6 RDI: 000= 0000000000001 [ 4.919117][ C0] RBP: ffffc90000007de8 R08: 0000000000000001 R09: 000= 0000000000000 [ 4.921608][ C0] R10: 0000000000000000 R11: 0000000000000004 R12: 000= 0000000000200 [ 4.922975][ C0] R13: ffff8880b953e680 R14: 000000000000d3be R15: dff= ffc0000000000 [ 4.924954][ C0] FS: 0000000000000000(0000) GS:ffff8880b9400000(0000= ) knlGS:0000000000000000 [ 4.926550][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.927759][ C0] CR2: ffff88823ffff000 CR3: 000000000d57a000 CR4: 000= 00000003506f0 [ 4.929068][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 000= 0000000000000 [ 4.931048][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 000= 0000000000400 [ 4.932732][ C0] Call Trace: [ 4.933476][ C0] [ 4.934953][ C0] ? show_regs+0x8c/0xa0 [ 4.935841][ C0] ? __warn+0xe5/0x390 [ 4.936556][ C0] ? __wake_up_klogd.part.0+0x99/0xf0 [ 4.938066][ C0] ? warn_bogus_irq_restore+0x29/0x30 [ 4.939009][ C0] ? report_bug+0x3c0/0x580 [ 4.939893][ C0] ? handle_bug+0x3d/0x70 [ 4.940924][ C0] ? exc_invalid_op+0x17/0x50 [ 4.941738][ C0] ? asm_exc_invalid_op+0x1a/0x20 [ 4.943099][ C0] ? __warn_printk+0x199/0x350 [ 4.944021][ C0] ? __warn_printk+0x1a6/0x350 [ 4.944956][ C0] ? warn_bogus_irq_restore+0x29/0x30 [ 4.946600][ C0] load_balance+0x1d4a/0x34e0 [ 4.947576][ C0] ? __pfx_load_balance+0x10/0x10 [ 4.948614][ C0] ? __pfx_lock_release+0x10/0x10 [ 4.949809][ C0] rebalance_domains+0x709/0xee0 [ 4.950679][ C0] ? __pfx_rebalance_domains+0x10/0x10 [ 4.952112][ C0] __do_softirq+0x218/0x8de [ 4.953760][ C0] ? __pfx___do_softirq+0x10/0x10 [ 4.954966][ C0] irq_exit_rcu+0xb9/0x120 [ 4.956487][ C0] sysvec_apic_timer_interrupt+0x95/0xb0 [ 4.958125][ C0] [ 4.958880][ C0] [ 4.959719][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 4.961420][ C0] RIP: 0010:write_comp_data+0x7d/0x90 [ 4.963185][ C0] Code: 00 00 4a 8d 34 dd 28 00 00 00 48 39 f2 72 1b 4= 8 83 c7 01 48 89 38 4c 89 44 30 e0 4c 89 4c 30 e8 4c 89 54 30 f0 4a 89 4c d= 8 20 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 [ 4.964967][ C0] RSP: 0000:ffffc90000087998 EFLAGS: 00000293 [ 4.966867][ C0] RAX: 0000000000000000 RBX: ffffffff8fb0dd18 RCX: fff= fffff813c8bf4 [ 4.969772][ C0] RDX: ffff888016ac3c00 RSI: ffffffff8174e8e9 RDI: 000= 0000000000006 [ 4.974953][ C0] RBP: ffffffff8fb0dd28 R08: 0000000000000006 R09: fff= fffff8174e8e9 [ 4.976309][ C0] R10: ffffffff8174e864 R11: 0000000000000000 R12: fff= fffff8174e8e9 [ 4.977965][ C0] R13: ffffffff8174e864 R14: dffffc0000000000 R15: fff= fffff8fb0dd20 [ 4.979513][ C0] ? __call_rcu_common.constprop.0+0x14/0x790 [ 4.980977][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 4.982115][ C0] ? __call_rcu_common.constprop.0+0x14/0x790 [ 4.983204][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 4.984952][ C0] ? __orc_find+0xc4/0x130 [ 4.985757][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 4.986789][ C0] ? unwind_next_frame+0x51/0x23a0 [ 4.987591][ C0] __orc_find+0xc4/0x130 [ 4.988356][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 4.989388][ C0] unwind_next_frame+0x335/0x23a0 [ 4.990403][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 4.991376][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 4.992296][ C0] arch_stack_walk+0x100/0x170 [ 4.993240][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 4.994953][ C0] stack_trace_save+0x95/0xd0 [ 4.996002][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 4.996969][ C0] kasan_save_stack+0x33/0x60 [ 4.997858][ C0] ? kasan_save_stack+0x33/0x60 [ 4.998950][ C0] ? __kasan_record_aux_stack+0xba/0xd0 [ 5.000065][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 5.001080][ C0] __kasan_record_aux_stack+0xba/0xd0 [ 5.002245][ C0] ? __pfx_rcu_free_pwq+0x10/0x10 [ 5.003148][ C0] __call_rcu_common.constprop.0+0x9a/0x790 [ 5.004431][ C0] pwq_release_workfn+0x4ca/0x9d0 [ 5.004955][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.006685][ C0] kthread_worker_fn+0x305/0xab0 [ 5.007704][ C0] ? __pfx_pwq_release_workfn+0x10/0x10 [ 5.008662][ C0] ? __pfx_kthread_worker_fn+0x10/0x10 [ 5.010047][ C0] kthread+0x2c1/0x3a0 [ 5.011217][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.012287][ C0] ? __pfx_kthread+0x10/0x10 [ 5.013140][ C0] ret_from_fork+0x45/0x80 [ 5.014089][ C0] ? __pfx_kthread+0x10/0x10 [ 5.014951][ C0] ret_from_fork_asm+0x1a/0x30 [ 5.015989][ C0] [ 5.017349][ C0] Kernel panic - not syncing: kernel: panic_on_warn se= t ... [ 5.018846][ C0] CPU: 0 PID: 3 Comm: pool_workqueue_ Not tainted 6.8.= 0-syzkaller-08951-gfe46a7dd189e-dirty #0 [ 5.020847][ C0] Hardware name: Google Google Compute Engine/Google C= ompute Engine, BIOS Google 03/27/2024 [ 5.022520][ C0] Call Trace: [ 5.023086][ C0] [ 5.023564][ C0] dump_stack_lvl+0x3d/0x1f0 [ 5.024316][ C0] panic+0x6f5/0x7a0 [ 5.024939][ C0] ? __pfx_panic+0x10/0x10 [ 5.024939][ C0] ? show_trace_log_lvl+0x363/0x500 [ 5.024939][ C0] ? check_panic_on_warn+0x1f/0xb0 [ 5.024939][ C0] ? warn_bogus_irq_restore+0x29/0x30 [ 5.024939][ C0] check_panic_on_warn+0xab/0xb0 [ 5.024939][ C0] __warn+0xf1/0x390 [ 5.024939][ C0] ? __wake_up_klogd.part.0+0x99/0xf0 [ 5.024939][ C0] ? warn_bogus_irq_restore+0x29/0x30 [ 5.024939][ C0] report_bug+0x3c0/0x580 [ 5.024939][ C0] handle_bug+0x3d/0x70 [ 5.024939][ C0] exc_invalid_op+0x17/0x50 [ 5.024939][ C0] asm_exc_invalid_op+0x1a/0x20 [ 5.024939][ C0] RIP: 0010:warn_bogus_irq_restore+0x29/0x30 [ 5.024939][ C0] Code: 90 f3 0f 1e fa 90 80 3d f2 cf b5 04 00 74 06 9= 0 c3 cc cc cc cc c6 05 e3 cf b5 04 01 90 48 c7 c7 c0 b1 0c 8b e8 78 6b 7d f= 6 90 <0f> 0b 90 90 eb df 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 5.024939][ C0] RSP: 0000:ffffc90000007c10 EFLAGS: 00010286 [ 5.024939][ C0] RAX: 0000000000000000 RBX: ffff8880b943e680 RCX: fff= fffff814fafe9 [ 5.024939][ C0] RDX: ffff888016ac3c00 RSI: ffffffff814faff6 RDI: 000= 0000000000001 [ 5.024939][ C0] RBP: ffffc90000007de8 R08: 0000000000000001 R09: 000= 0000000000000 [ 5.024939][ C0] R10: 0000000000000000 R11: 0000000000000004 R12: 000= 0000000000200 [ 5.024939][ C0] R13: ffff8880b953e680 R14: 000000000000d3be R15: dff= ffc0000000000 [ 5.024939][ C0] ? __warn_printk+0x199/0x350 [ 5.024939][ C0] ? __warn_printk+0x1a6/0x350 [ 5.024939][ C0] load_balance+0x1d4a/0x34e0 [ 5.024939][ C0] ? __pfx_load_balance+0x10/0x10 [ 5.024939][ C0] ? __pfx_lock_release+0x10/0x10 [ 5.024939][ C0] rebalance_domains+0x709/0xee0 [ 5.024939][ C0] ? __pfx_rebalance_domains+0x10/0x10 [ 5.024939][ C0] __do_softirq+0x218/0x8de [ 5.024939][ C0] ? __pfx___do_softirq+0x10/0x10 [ 5.024939][ C0] irq_exit_rcu+0xb9/0x120 [ 5.024939][ C0] sysvec_apic_timer_interrupt+0x95/0xb0 [ 5.024939][ C0] [ 5.024939][ C0] [ 5.024939][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 5.024939][ C0] RIP: 0010:write_comp_data+0x7d/0x90 [ 5.024939][ C0] Code: 00 00 4a 8d 34 dd 28 00 00 00 48 39 f2 72 1b 4= 8 83 c7 01 48 89 38 4c 89 44 30 e0 4c 89 4c 30 e8 4c 89 54 30 f0 4a 89 4c d= 8 20 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 90 90 90 [ 5.024939][ C0] RSP: 0000:ffffc90000087998 EFLAGS: 00000293 [ 5.024939][ C0] RAX: 0000000000000000 RBX: ffffffff8fb0dd18 RCX: fff= fffff813c8bf4 [ 5.024939][ C0] RDX: ffff888016ac3c00 RSI: ffffffff8174e8e9 RDI: 000= 0000000000006 [ 5.024939][ C0] RBP: ffffffff8fb0dd28 R08: 0000000000000006 R09: fff= fffff8174e8e9 [ 5.024939][ C0] R10: ffffffff8174e864 R11: 0000000000000000 R12: fff= fffff8174e8e9 [ 5.024939][ C0] R13: ffffffff8174e864 R14: dffffc0000000000 R15: fff= fffff8fb0dd20 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x14/0x790 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x14/0x790 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 5.024939][ C0] ? __orc_find+0xc4/0x130 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 5.024939][ C0] ? unwind_next_frame+0x51/0x23a0 [ 5.024939][ C0] __orc_find+0xc4/0x130 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x99/0x790 [ 5.024939][ C0] unwind_next_frame+0x335/0x23a0 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 5.024939][ C0] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 5.024939][ C0] arch_stack_walk+0x100/0x170 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 5.024939][ C0] stack_trace_save+0x95/0xd0 [ 5.024939][ C0] ? __pfx_stack_trace_save+0x10/0x10 [ 5.024939][ C0] kasan_save_stack+0x33/0x60 [ 5.024939][ C0] ? kasan_save_stack+0x33/0x60 [ 5.024939][ C0] ? __kasan_record_aux_stack+0xba/0xd0 [ 5.024939][ C0] ? __call_rcu_common.constprop.0+0x9a/0x790 [ 5.024939][ C0] __kasan_record_aux_stack+0xba/0xd0 [ 5.024939][ C0] ? __pfx_rcu_free_pwq+0x10/0x10 [ 5.024939][ C0] __call_rcu_common.constprop.0+0x9a/0x790 [ 5.024939][ C0] pwq_release_workfn+0x4ca/0x9d0 [ 5.024939][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.024939][ C0] kthread_worker_fn+0x305/0xab0 [ 5.024939][ C0] ? __pfx_pwq_release_workfn+0x10/0x10 [ 5.024939][ C0] ? __pfx_kthread_worker_fn+0x10/0x10 [ 5.024939][ C0] kthread+0x2c1/0x3a0 [ 5.024939][ C0] ? _raw_spin_unlock_irq+0x23/0x50 [ 5.024939][ C0] ? __pfx_kthread+0x10/0x10 [ 5.024939][ C0] ret_from_fork+0x45/0x80 [ 5.024939][ C0] ? __pfx_kthread+0x10/0x10 [ 5.024939][ C0] ret_from_fork_asm+0x1a/0x30 [ 5.024939][ C0] [ 5.024939][ C0] Rebooting in 86400 seconds.. syzkaller build log: go env (err=3D) GO111MODULE=3D'auto' GOARCH=3D'amd64' GOBIN=3D'' GOCACHE=3D'/syzkaller/.cache/go-build' GOENV=3D'/syzkaller/.config/go/env' GOEXE=3D'' GOEXPERIMENT=3D'' GOFLAGS=3D'' GOHOSTARCH=3D'amd64' GOHOSTOS=3D'linux' GOINSECURE=3D'' GOMODCACHE=3D'/syzkaller/jobs-2/linux/gopath/pkg/mod' GONOPROXY=3D'' GONOSUMDB=3D'' GOOS=3D'linux' GOPATH=3D'/syzkaller/jobs-2/linux/gopath' GOPRIVATE=3D'' GOPROXY=3D'https://proxy.golang.org,direct' GOROOT=3D'/usr/local/go' GOSUMDB=3D'sum.golang.org' GOTMPDIR=3D'' GOTOOLCHAIN=3D'auto' GOTOOLDIR=3D'/usr/local/go/pkg/tool/linux_amd64' GOVCS=3D'' GOVERSION=3D'go1.21.4' GCCGO=3D'gccgo' GOAMD64=3D'v1' AR=3D'ar' CC=3D'gcc' CXX=3D'g++' CGO_ENABLED=3D'1' GOMOD=3D'/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.= mod' GOWORK=3D'' CGO_CFLAGS=3D'-O2 -g' CGO_CPPFLAGS=3D'' CGO_CXXFLAGS=3D'-O2 -g' CGO_FFLAGS=3D'-O2 -g' CGO_LDFLAGS=3D'-O2 -g' PKG_CONFIG=3D'pkg-config' GOGCCFLAGS=3D'-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=3D0= -ffile-prefix-map=3D/tmp/go-build860573737=3D/tmp/go-build -gno-record-gcc= -switches' git status (err=3D) HEAD detached at 454571b6a nothing to commit, working tree clean tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sy= s/syz-sysgen make .descriptions tput: No value for $TERM and no -T specified tput: No value for $TERM and no -T specified Makefile:31: run command via tools/syz-env for best compatibility, see: Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contribut= ing.md#using-syz-env bin/syz-sysgen touch .descriptions GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D454571b6a16598f5a6e015b9fb1a04932bce7ab9 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240326-163935'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-fuzzer= github.com/google/syzkaller/syz-fuzzer GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D454571b6a16598f5a6e015b9fb1a04932bce7ab9 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240326-163935'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execpr= og github.com/google/syzkaller/tools/syz-execprog GOOS=3Dlinux GOARCH=3Damd64 go build "-ldflags=3D-s -w -X github.com/google= /syzkaller/prog.GitRevision=3D454571b6a16598f5a6e015b9fb1a04932bce7ab9 -X '= github.com/google/syzkaller/prog.gitRevisionDate=3D20240326-163935'" "-tags= =3Dsyz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-stress= github.com/google/syzkaller/tools/syz-stress mkdir -p ./bin/linux_amd64 gcc -o ./bin/linux_amd64/syz-executor executor/executor.cc \ -m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wfr= ame-larger-than=3D16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-forma= t-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -= static-pie -fpermissive -w -DGOOS_linux=3D1 -DGOARCH_amd64=3D1 \ -DHOSTGOOS_linux=3D1 -DGIT_REVISION=3D\"454571b6a16598f5a6e015b9fb1a04932b= ce7ab9\" Error text is too large and was truncated, full error text is at: https://syzkaller.appspot.com/x/error.txt?x=3D1602fe29180000 Tested on: commit: fe46a7dd Merge tag 'sound-6.9-rc1' of git://git.kernel.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/li= nux.git kernel config: https://syzkaller.appspot.com/x/.config?x=3Daef2a55903e5791= c dashboard link: https://syzkaller.appspot.com/bug?extid=3D1dab15008502531a1= 3d2 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Deb= ian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=3D16de130d1800= 00