From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=209.85.210.69 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792758957; b=Sx8Pry3irXsBjWrhoifbwiRtt4x95yFpVMyfIFsOG0jVOIJa0aguj7uBmi2wybghcClD t0HR/VotB9SSxiwGT3qIzu++LxeckJQUerDOTyf50oyuwazgcgd6ZpTg5tIvK5B4nn+uL jpW031nvKVYAaXMvwGX0rEGh9xvs3MzGkPtRvtujsS56HSzw7G+cuVNNKkwe4I64kOa1M sVoYZLF2VebZ/BaDL/sYEB1bZM+i3GSTbp4NEXRJPhhrN1m87QaVhdDYBhnZ82QeoKUmZ IAmJfUQLlOS7brq2/GKLcnQZA/EOD+huvJ6CuDoUf47P4rnPBUGQIqz7Xv6QtwxOcTw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792758957; h=DMARC-Filter:Received:X-Google-DKIM-Signature:X-Forwarded-Encrypted: X-Gm-Message-State:MIME-Version:X-Received:Date: X-Google-Appengine-App-Id:X-Google-Appengine-App-Id-Alias:Message-ID: Subject:From:To:Content-Type; bh=RgmnbZuXKYWtnIJRvSR+ux3Op+h0Pygq2TggjNldeso=; b=LBWn/to8f7bGTqhs56CtFt/jKRHIXg/9BJmigft+uR9b5XxwOkhvleM8cvrwq+lX/e9z P9h989KEbW9PCaxiyTKpx91faEk3lvzRXWb/DxW7IpY7awzkEWT11Ocwq7go3LuvpuqfY 2GVDqqbjWzGu0y36BV3DQTLyK239FXuUSZbLsgEH41CZsI2kN77ltQXj37REykS50gFR3 s5AeH6lOBzkDMBovyaGf307xGWzkjOieIKOEe2jrzc/8wkwDhPpKFVuYnWSqsctzfNjYV JJLFGiu4ZS9lExyCcMjziRvve+YvMF6S6QyQLj9DO4GQtGSeWz31WZeSHZfYcWYXFFw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.remote-ip=209.85.210.69 Received: from mail-ot1-f69.google.com (mail-ot1-f69.google.com [209.85.210.69]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 20A62606A31F for ; Fri, 23 Oct 2026 12:35:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 20A62606A31F 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-ot1-f69.google.com with SMTP id 46e09a7af769-823d73ffca1so1081800a34.2 for ; Fri, 23 Oct 2026 05:35:56 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1792758956; x=1793363756; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=RgmnbZuXKYWtnIJRvSR+ux3Op+h0Pygq2TggjNldeso=; b=doMNrrXJ96hz+iFmJCMZ+Nf6hbNbTgKatIIe0opy8P24DGDDnPf5L5hzj79ez+7nJI HCo3zwif5AQWPYrtEF8fhWL5KwjSr3Y+XLRIPHX6LR+mGi4PJREZhaSJW/aEtu2OVDk5 SIlKtRTk1JvtYiegillmvnJlcZsUkOAHmBs195U6I/DLvMVxH3nhV9huzGO33tnUUTS+ TNfyuo1oQov77ypefkWUolx9Hu6XR8OuTjasg5s+2t22UiJSmeIW7QbwLL755/wNXSdi O1em4jrQUkliTGHB/vJQLmudoW0j0s4Him7ZpTKHMr08NruAfOwB2kt3D9YKyEJP4t3H m+Pw== X-Forwarded-Encrypted: i=1; AKwUvBwyoWhsVib4uuM5a3AdpVywDSR/ERLuUUqbEzlm0w4JY3riJJv/GfEUguMVt4pG8xvwRyIHiyWOUY2+8qE=@vger.kernel.org X-Gm-Message-State: AFq9FYJ+89lX0DRZIdv9rILD/xZWMOxG3OcuEfhm1mE/6qKISlGzBzLZ GIxgn3MeJ7eqMa6N2nnycytwcks2BXEN5rKUgtqqjUi4GWLltSSwrnxMyYyVP0AR6vHOtuHA2Hx W4E/Qu30W81PqyxiyksIa7iArtkrIgjtgFmNgg3BlVHKL1yxnyOLIuoYUYNM= X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Received: by 2002:a05:6808:130a:b0:4e9:cbdd:457d with SMTP id 5614622812f47-55be85a6243mr1323057b6e.11.1792758956107; Fri, 23 Oct 2026 05:35:56 -0700 (PDT) Date: Fri, 23 Oct 2026 05:35:56 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6adb54ac.d1cee5ca.8df35.0007.GAE@google.com> Subject: [syzbot] [rdma?] WARNING in __rxe_cleanup From: syzbot To: jgg@ziepe.ca, leon@kernel.org, linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org, syzkaller-bugs@googlegroups.com, zyjzyj2000@gmail.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: c03c1a14507d Linux 7.3 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1796a621580000 kernel config: https://syzkaller.appspot.com/x/.config?x=c4b098695335c89f dashboard link: https://syzkaller.appspot.com/bug?extid=fef38133c495aeb48297 compiler: Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/c9d4a36731a6/disk-c03c1a14.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/3c00e4e185bb/vmlinux-c03c1a14.xz kernel image: https://storage.googleapis.com/syzbot-assets/1f95d3156291/bzImage-c03c1a14.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+fef38133c495aeb48297@syzkaller.appspotmail.com ------------[ cut here ]------------ !ret WARNING: drivers/infiniband/sw/rxe/rxe_pool.c:212 at __rxe_cleanup+0x311/0x350 drivers/infiniband/sw/rxe/rxe_pool.c:212, CPU#0: kworker/u8:9/3389 Modules linked in: CPU: 0 UID: 0 PID: 3389 Comm: kworker/u8:9 Tainted: G L syzkaller #0 PREEMPT(full) Tainted: [L]=SOFTLOCKUP Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2026 Workqueue: krds_cp_wq#0/0 rds_shutdown_worker RIP: 0010:__rxe_cleanup+0x311/0x350 drivers/infiniband/sw/rxe/rxe_pool.c:212 Code: f7 be 03 00 00 00 e8 7e 15 e8 fb 40 84 ed 0f 85 26 fe ff ff e9 5b fe ff ff e8 5b 89 cf f8 90 0f 0b 90 eb 09 e8 50 89 cf f8 90 <0f> 0b 90 41 be 92 ff ff ff e9 47 ff ff ff 44 89 f1 80 e1 07 80 c1 RSP: 0018:ffffc9000f2ff6d0 EFLAGS: 00010293 RAX: ffffffff88f888b0 RBX: ffff88807f162250 RCX: ffff888034160000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff917a757f R09: 1ffffffff22f4eaf R10: dffffc0000000000 R11: fffffbfff22f4eb0 R12: ffff88807e7615a0 R13: 00000000ffffffff R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888123abf000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd5380382c CR3: 000000003558f000 CR4: 0000000000350ef0 Call Trace: rxe_destroy_qp+0x74/0x270 drivers/infiniband/sw/rxe/rxe_verbs.c:661 ib_destroy_qp_user+0x354/0x5a0 drivers/infiniband/core/verbs.c:2182 ib_destroy_qp include/rdma/ib_verbs.h:4103 [inline] rdma_destroy_qp+0xd0/0x250 drivers/infiniband/core/cma.c:1170 rds_ib_conn_path_shutdown+0x9bd/0x1820 net/rds/ib_cm.c:1113 rds_conn_shutdown+0x477/0xb20 net/rds/connection.c:440 process_one_work kernel/workqueue.c:3396 [inline] process_scheduled_works+0xc3d/0x1630 kernel/workqueue.c:3479 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3560 kthread+0x38b/0x480 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup