From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 203EB18131D for ; Wed, 10 Apr 2024 19:08:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712776103; cv=none; b=ui3PlpXcV169PFyrwSeKq61WgSq/5GMnPrVF2Nhf9LNI+LgEMQNXUHk8d2PSe3ysxVTM/HNhId8Gb04l3Sibx2ucpWz5Cs99hg86rV5nGEi/9fSCDKNc7j0owFw/Kvrz4LWDeth4QEHvgXRi5Jx5e3tJp+OEpqiPJrZ+95kmLAU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712776103; c=relaxed/simple; bh=HT1XZJR/qlc0XkxYHH+3aFuCWQVQf8MogU1h9aS4uCI=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=HsZEeoWwNOffnUHvbLfJOAtIwEyluue6e97VLWjitTRBEpy1dyA/eCTMXHSmqoyZY4JusjyEOSGBaWkYS/+JaEmQhrZehB3fKkSJ+mVe2Jg7kz/xR9GE2BDR0KccyjTcQ0zZlyX5UP9AXwrMxRem0dGx7MQ2dxM2VAsD3Y5jcrc= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-7d65ffc786fso64253839f.2 for ; Wed, 10 Apr 2024 12:08:21 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1712776101; x=1713380901; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=OnTsP4jmC5XfWpSMcsV7u4wY4+L80ZlzQHyjEq4B1jg=; b=lbyJ62d0jAtz8qGORqFRotdPcvJYEsevj4MceadGOM5X7zYzmjHrE0ooTTmYlyVQIy fvqngJDZRNq/NXykjjWb+RvfIeCdwf5WjGOIBKgA/+0vAl3gLaQU2jTzb/XfaqyzRhJA skriGrNHhjXmdsvTleMiatVn2P+O5dDrVlWB748z/UqvhZ04evSdqKTu8NmIdu17/Vqy X+ZQfNcMoDuZpb76WUPPcVZIb0XUzNkj2lAZSipSS9Y3ofEqUMG0W12PFUpAPWkq5Yfz WSbsxQb747xTMODe94LzImjzqiRLifKVuiVptydOY6dKEtv8LPxY99ForIZ4dKda4rQD lK2Q== X-Forwarded-Encrypted: i=1; AJvYcCUsmMMvoKFVC8oaPcoG6T4bEWoMOmnkeySxtk6ZLMrDcIS/TMZxCAG28nBXNx16rZHVeTsPgfZQtgSXHcnHjfdI2UMua9dRirGTDOig X-Gm-Message-State: AOJu0YxNkdylR/qClEmCa6lO+TQIOVFV+h/JlxjcPum0Rf3jK/q2nBNa gtbYpPpkc0WSntsnM78o4JDr4si2yZPM5Rqs4aMw3mjli6bL9S7nt8+xpeXrgtKxoxTa1LqEljT pwctf+P5xpPRCC770QjlHCzzO2ILlz0Ac/ULkaYCycV5hUQsCGhyaa2A= X-Google-Smtp-Source: AGHT+IE/PtQO+4WxksgQ2s8Y3z7q1ivVK9c0RxVpktDXlgHNcM2eGpN+U3CweVNAjn07XB/Nxt4dmqelGdVhv/ofiZI5CTQNX05c Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6638:3e96:b0:482:8ae4:639f with SMTP id ch22-20020a0566383e9600b004828ae4639fmr92557jab.1.1712776101176; Wed, 10 Apr 2024 12:08:21 -0700 (PDT) Date: Wed, 10 Apr 2024 12:08:21 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000001734c60615c2c35e@google.com> Subject: [syzbot] [kernel?] WARNING in __mod_timer (2) From: syzbot To: anna-maria@linutronix.de, frederic@kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: fe46a7dd189e Merge tag 'sound-6.9-rc1' of git://git.kernel.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=16e12923180000 kernel config: https://syzkaller.appspot.com/x/.config?x=4d90a36f0cab495a dashboard link: https://syzkaller.appspot.com/bug?extid=85c55d5ba79e862d9f10 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/f6c04726a2ae/disk-fe46a7dd.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/09c26ce901ea/vmlinux-fe46a7dd.xz kernel image: https://storage.googleapis.com/syzbot-assets/134acf7f5322/bzImage-fe46a7dd.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+85c55d5ba79e862d9f10@syzkaller.appspotmail.com ------------[ cut here ]------------ raw_local_irq_restore() called with IRQs enabled WARNING: CPU: 1 PID: 9339 at kernel/locking/irqflag-debug.c:10 warn_bogus_irq_restore+0x29/0x40 kernel/locking/irqflag-debug.c:10 Modules linked in: CPU: 1 PID: 9339 Comm: syz-executor.1 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 RIP: 0010:warn_bogus_irq_restore+0x29/0x40 kernel/locking/irqflag-debug.c:10 Code: 90 f3 0f 1e fa 90 80 3d bd 16 05 04 00 74 06 90 c3 cc cc cc cc c6 05 ae 16 05 04 01 90 48 c7 c7 e0 b9 aa 8b e8 88 34 ec f5 90 <0f> 0b 90 90 90 c3 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f RSP: 0018:ffffc90000a089b8 EFLAGS: 00010246 RAX: f1cc9c4c319efc00 RBX: 1ffff9200014113c RCX: ffff888021afda00 RDX: 0000000080000101 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a08a50 R08: ffffffff8157cb22 R09: 1ffff110172a51a2 R10: dffffc0000000000 R11: ffffed10172a51a3 R12: dffffc0000000000 R13: 1ffff92000141138 R14: ffffc90000a089e0 R15: 0000000000000246 FS: 00005555950bb480(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31f21000 CR3: 000000002cc6c000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] _raw_spin_unlock_irqrestore+0x120/0x140 kernel/locking/spinlock.c:194 __mod_timer+0xb89/0xeb0 kernel/time/timer.c:1186 call_timer_fn+0x17e/0x600 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2408 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2419 run_timer_base kernel/time/timer.c:2428 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2438 __do_softirq+0x2bc/0x943 kernel/softirq.c:554 invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633 irq_exit_rcu+0x9/0x30 kernel/softirq.c:645 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:sched_update_worker kernel/sched/core.c:6799 [inline] RIP: 0010:schedule+0x182/0x320 kernel/sched/core.c:6829 Code: 23 00 74 d4 48 89 ef e8 2c 33 80 f6 eb ca 4c 8d 75 2c 4d 89 f5 49 c1 ed 03 43 0f b6 44 25 00 84 c0 0f 85 06 01 00 00 41 8b 06 30 00 00 20 74 7c a9 00 00 00 20 74 5c 49 89 ef 49 81 c7 70 12 RSP: 0018:ffffc900034e7be8 EFLAGS: 00000246 RAX: 0000000000400040 RBX: 1ffff1100435fb40 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 0000000000000004 RDI: 0000000000000001 RBP: ffff888021afda00 R08: ffff888062cc0003 R09: 1ffff1100c598000 R10: dffffc0000000000 R11: ffffed100c598001 R12: dffffc0000000000 R13: 1ffff1100435fb45 R14: ffff888021afda2c R15: ffff888021afec70 do_nanosleep+0x197/0x600 kernel/time/hrtimer.c:2051 hrtimer_nanosleep+0x227/0x470 kernel/time/hrtimer.c:2104 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline] __se_sys_clock_nanosleep+0x32b/0x3c0 kernel/time/posix-timers.c:1373 do_syscall_64+0xfb/0x240 entry_SYSCALL_64_after_hwframe+0x6d/0x75 RIP: 0033:0x7fef2e8a9275 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 f6 b9 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 4f ba ff ff 48 8b 04 24 48 83 c4 28 f7 d8 RSP: 002b:00007ffead8be8f0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00007fef2e9abf80 RCX: 00007fef2e8a9275 RDX: 00007ffead8be930 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fef2e9ad980 R08: 0000000000000000 R09: 00007fef2f52e0b0 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000038234 R13: ffffffffffffffff R14: 00007fef2e400000 R15: 0000000000037ef3 ---------------- Code disassembly (best guess): 0: 23 00 and (%rax),%eax 2: 74 d4 je 0xffffffd8 4: 48 89 ef mov %rbp,%rdi 7: e8 2c 33 80 f6 call 0xf6803338 c: eb ca jmp 0xffffffd8 e: 4c 8d 75 2c lea 0x2c(%rbp),%r14 12: 4d 89 f5 mov %r14,%r13 15: 49 c1 ed 03 shr $0x3,%r13 19: 43 0f b6 44 25 00 movzbl 0x0(%r13,%r12,1),%eax 1f: 84 c0 test %al,%al 21: 0f 85 06 01 00 00 jne 0x12d 27: 41 8b 06 mov (%r14),%eax * 2a: a9 30 00 00 20 test $0x20000030,%eax <-- trapping instruction 2f: 74 7c je 0xad 31: a9 00 00 00 20 test $0x20000000,%eax 36: 74 5c je 0x94 38: 49 89 ef mov %rbp,%r15 3b: 49 rex.WB 3c: 81 .byte 0x81 3d: c7 (bad) 3e: 70 12 jo 0x52 --- This report is generated by a bot. 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