From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 434E7A927 for ; Sat, 13 Sep 2025 02:48:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757731686; cv=none; b=HTIwz5btParlycPFrTFQ6V1QAuPdpH5fuQg8PX27CnPqqpzi6+rbS2xSeJY7MQdOg5ggbEQs56JAuKNPLIqbWolHeFr8VEK7cfft4Nfnk36leHRixE1iPgqP4PFO/VurdTuVd0bvR9q9yIHaxwud+VW7FJqnFfGUTY28d0ArKkA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757731686; c=relaxed/simple; bh=p5p8YjdcT5chy807qIS4Su+o5uz6+R7AuqsMpjKZaaI=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=sHTuf2mVvZ2D0hLohxW7brG/Ns8CFG9Uu+enkk6Zg41nK/rda5YcfeKes/eg93cTzRjEnZZIPB/GFBeIYkqxiIt8BVPmyj8pU4Ymf8QtWcfMJb83OGzxf8dZcVhx+ciw2QVdcM/wpIqMqJyER1IlLcR4A7KhJsw0LmuI7uAHnJw= 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=209.85.166.200 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-il1-f200.google.com with SMTP id e9e14a558f8ab-406d2dab9b0so36283805ab.3 for ; Fri, 12 Sep 2025 19:48:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757731684; x=1758336484; h=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=blHSYevcFfXqjbcA1ip7wQWCgKXamj6MK+hm6awZujs=; b=QxEnRfEYAUO+omnpLF80bO/cOfWUkrN2TaMYql2mY60nyo4hWSK2gjMtlJLzsYNOky MKtmQQweu0n1iwJgT5p3ucI6pBav8rPYy3tmREom1vpQTgUwjYIljXUKV+NCLbSV0u62 +YaBV3iCQRz/9UzyLqtv76v4tgj594ujSauaLIL7k3XxuaPrFzgXNGJD5csX1B8B622J 6NvM+c8dRL7HAC6NHD6KNQ0I6l8g+9/zq769R0O+78bmeRDhq7piEPuSF+bPDz7D6IBX s1NqoJsgA30V4Zyl/rAMuvyQ6QACIWca7FmTlhaRg9mlgSuqGWnUaV2hTAx+zyE8svb4 IklQ== X-Forwarded-Encrypted: i=1; AJvYcCW9/KGD71EPM8wOrLymK0SdH4I87iCcuCW+SPPevYQVhAKSfFolA0nui/Tw9sPYbbPwilsd/BXYYJawPsY=@vger.kernel.org X-Gm-Message-State: AOJu0Yy1BSkckXxta9V0ul3SdgIdztMrpfEgG5IcriWFkCjar9+NlT8P HfwsO3b6VjWa4mF3+FsTsUEwFrjHiE3/WV6g+S5PTYTbJaX6m1VKtkK7gHHwgsXFEFpO2EQX2a2 cMijSPNm7SLBHB+E5McrSQUcMH8XEBS4FbmyEj39V79f0t5zBxRe908/5aA8= X-Google-Smtp-Source: AGHT+IEa2jLIAbgrMnuH/2RPmOOPQsA/VMNCbMEzuCCh4/6JFqU4mnkNlOl3RfBw7ImaR6XaOZ8kpiYL5fxuMmPu1Wti6as2ruwc Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fc9:b0:423:9063:f1e8 with SMTP id e9e14a558f8ab-4239063f364mr17482375ab.0.1757731684404; Fri, 12 Sep 2025 19:48:04 -0700 (PDT) Date: Fri, 12 Sep 2025 19:48:04 -0700 In-Reply-To: <20250913012512.6904-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68c4db64.050a0220.2ff435.036a.GAE@google.com> Subject: Re: [syzbot] [rdma?] WARNING in gid_table_release_one (3) From: syzbot To: hdanton@sina.com, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch but the reproducer is still triggering an issue: WARNING in gid_table_release_one ------------[ cut here ]------------ GID entry ref leak for dev syz1 index 2 ref=452 WARNING: drivers/infiniband/core/cache.c:809 at release_gid_table drivers/infiniband/core/cache.c:806 [inline], CPU#1: kworker/u8:6/2125 WARNING: drivers/infiniband/core/cache.c:809 at gid_table_release_one+0x346/0x4d0 drivers/infiniband/core/cache.c:886, CPU#1: kworker/u8:6/2125 Modules linked in: CPU: 1 UID: 0 PID: 2125 Comm: kworker/u8:6 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: ib-unreg-wq ib_unregister_work RIP: 0010:release_gid_table drivers/infiniband/core/cache.c:806 [inline] RIP: 0010:gid_table_release_one+0x346/0x4d0 drivers/infiniband/core/cache.c:886 Code: e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 75 3d 41 8b 0e 48 c7 c7 a0 56 91 8c 4c 89 e6 44 89 fa e8 7b a8 f4 f8 90 <0f> 0b 90 90 e9 e3 fe ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c RSP: 0018:ffffc900050a7908 EFLAGS: 00010246 RAX: aa4d2ac68a741700 RBX: ffff888075471cd8 RCX: ffff888029ac9e40 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 RBP: 1ffff1100ea8e39b R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffffbfff1c3a6c8 R12: ffff888028a5fe20 R13: ffff888075471c00 R14: ffff8880291e4000 R15: 0000000000000002 FS: 0000000000000000(0000) GS:ffff888125ae8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555556a47588 CR3: 000000007a4a8000 CR4: 00000000003526f0 Call Trace: ib_device_release+0xda/0x1d0 drivers/infiniband/core/device.c:510 device_release+0x9c/0x1c0 drivers/base/core.c:-1 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x22b/0x480 lib/kobject.c:737 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Tested on: commit: 590b221e Add linux-next specific files for 20250912 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=16939934580000 kernel config: https://syzkaller.appspot.com/x/.config?x=12a1d1f3a8199632 dashboard link: https://syzkaller.appspot.com/bug?extid=b0da83a6c0e2e2bddbd4 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=12a76b62580000