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 99F00C433FE for ; Mon, 23 May 2022 13:37:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236284AbiEWNhJ (ORCPT ); Mon, 23 May 2022 09:37:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236787AbiEWNgd (ORCPT ); Mon, 23 May 2022 09:36:33 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0AAE13587F for ; Mon, 23 May 2022 06:36:30 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id s198-20020a6b2ccf000000b0065e4872af2dso7032916ios.21 for ; Mon, 23 May 2022 06:36:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:message-id:subject:from:to; bh=PWVuKEE9bBkY12k8vg+z8QNr9+c6DLKmUQgNLGQRizg=; b=E7xTQjFjJOkrAsulJlLVbMbNxY8g/NHgujUMiV7Qq29r6pq5aoYHd8vd0zlZgxdXCa mHB5b6paYMVIDSmQan3y0pIOTfsr3w8fo0HCtHKfkM9diGD2pEWz5eMp7GDdlcy4F9hP UpPulc9YLEe5kot1VZih1uWUE4WtmZFemZ3JcZDeHKM8e3gVbshYh1zBqMg95X9D5jJ8 A9hx53wGrJ5TZnu8e6iCuON2zeeY9piQCofpJLs+dw08CXaSRYNdUl0+9Bfv5O87DUMM RgVFzV6eg14LKC3t8W6mJlO9svVwMekY9d50RKZwp8ekYUwqMAez8bEOjSSlwWyGVBbV HWKw== X-Gm-Message-State: AOAM533WK8a/7gxwZyb5CfTA++r4smzPMyG5z897lHZ+JeuYX9xZ17zv EbIYUr1pwY8kB4PeXSO9M329fQ33EqKDqpwPWCo1lUZx/Oxt X-Google-Smtp-Source: ABdhPJyNrF71n8Tw+UiKR3u1IltNUUevh3fpRdQ2ndEjTIsrqdtZ8vHzspy+MfGUPYvhr62sCxohmeb+sqYesDn01MUeKWJChiEl MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2165:b0:2d1:a330:b587 with SMTP id s5-20020a056e02216500b002d1a330b587mr3596692ilv.50.1653312989351; Mon, 23 May 2022 06:36:29 -0700 (PDT) Date: Mon, 23 May 2022 06:36:29 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000006ed46805dfaded18@google.com> Subject: [syzbot] INFO: trying to register non-static key in rxe_cleanup_task 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" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: cc63e8e92cb8 Add linux-next specific files for 20220523 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=17adae81f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=c414c5699721a60d dashboard link: https://syzkaller.appspot.com/bug?extid=833061116fa28df97f3b compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Unfortunately, I don't have any reproducer for this issue yet. IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+833061116fa28df97f3b@syzkaller.appspotmail.com infiniband syz1: set active infiniband syz1: added batadv_slave_1 INFO: trying to register non-static key. INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 1 PID: 8344 Comm: syz-executor.4 Not tainted 5.18.0-next-20220523-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 assign_lock_key kernel/locking/lockdep.c:979 [inline] register_lock_class+0xf30/0x1130 kernel/locking/lockdep.c:1292 __lock_acquire+0x10a/0x5660 kernel/locking/lockdep.c:4932 lock_acquire kernel/locking/lockdep.c:5665 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5630 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x2f/0x40 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:365 [inline] rxe_cleanup_task+0x6f/0xc0 drivers/infiniband/sw/rxe/rxe_task.c:117 rxe_qp_do_cleanup+0x88/0x8b0 drivers/infiniband/sw/rxe/rxe_qp.c:781 execute_in_process_context+0x37/0x150 kernel/workqueue.c:3351 rxe_elem_release drivers/infiniband/sw/rxe/rxe_pool.c:206 [inline] kref_put include/linux/kref.h:65 [inline] __rxe_put+0x107/0x1f0 drivers/infiniband/sw/rxe/rxe_pool.c:221 rxe_create_qp+0x2a5/0x320 drivers/infiniband/sw/rxe/rxe_verbs.c:435 create_qp+0x5ac/0x960 drivers/infiniband/core/verbs.c:1233 ib_create_qp_kernel+0x9d/0x310 drivers/infiniband/core/verbs.c:1344 ib_create_qp include/rdma/ib_verbs.h:3732 [inline] create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline] ib_mad_init_device+0xd51/0x13f0 drivers/infiniband/core/mad.c:3082 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:721 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1332 ib_register_device drivers/infiniband/core/device.c:1420 [inline] ib_register_device+0x814/0xaf0 drivers/infiniband/core/device.c:1366 rxe_register_device+0x2fe/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:1112 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:521 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:195 [inline] rxe_newlink+0xa9/0xd0 drivers/infiniband/sw/rxe/rxe.c:176 nldev_newlink+0x32e/0x5c0 drivers/infiniband/core/nldev.c:1717 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x6eb/0x810 net/socket.c:2492 ___sys_sendmsg+0xf3/0x170 net/socket.c:2546 __sys_sendmsg net/socket.c:2575 [inline] __do_sys_sendmsg net/socket.c:2584 [inline] __se_sys_sendmsg net/socket.c:2582 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2582 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f0c6ac890e9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0c6be25168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0c6ad9bf60 RCX: 00007f0c6ac890e9 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 RBP: 00007f0c6ace308d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdd7fce9f R14: 00007f0c6be25300 R15: 0000000000022000 BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 4dd1a067 P4D 4dd1a067 PUD 1ccf5067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8344 Comm: syz-executor.4 Not tainted 5.18.0-next-20220523-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:0x0 Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. RSP: 0018:ffffc9000ddf6b50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801ae9e568 RCX: ffffc90006d16000 RDX: 0000000000040000 RSI: ffffffff86d3e56b RDI: 0000000000000000 RBP: ffffed10035d3cbc R08: 0000000000000001 R09: ffff88801ae9e63f R10: ffffed10035d3cc7 R11: 0000000000000000 R12: 0000000000000000 R13: ffffed10035d3cbd R14: ffff88801ae9e5e0 R15: ffff88801ae9e5e8 FS: 00007f0c6be25700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000025396000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __rxe_do_task+0x56/0xc0 drivers/infiniband/sw/rxe/rxe_task.c:18 rxe_qp_do_cleanup+0x102/0x8b0 drivers/infiniband/sw/rxe/rxe_qp.c:792 execute_in_process_context+0x37/0x150 kernel/workqueue.c:3351 rxe_elem_release drivers/infiniband/sw/rxe/rxe_pool.c:206 [inline] kref_put include/linux/kref.h:65 [inline] __rxe_put+0x107/0x1f0 drivers/infiniband/sw/rxe/rxe_pool.c:221 rxe_create_qp+0x2a5/0x320 drivers/infiniband/sw/rxe/rxe_verbs.c:435 create_qp+0x5ac/0x960 drivers/infiniband/core/verbs.c:1233 ib_create_qp_kernel+0x9d/0x310 drivers/infiniband/core/verbs.c:1344 ib_create_qp include/rdma/ib_verbs.h:3732 [inline] create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline] ib_mad_init_device+0xd51/0x13f0 drivers/infiniband/core/mad.c:3082 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:721 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1332 ib_register_device drivers/infiniband/core/device.c:1420 [inline] ib_register_device+0x814/0xaf0 drivers/infiniband/core/device.c:1366 rxe_register_device+0x2fe/0x3b0 drivers/infiniband/sw/rxe/rxe_verbs.c:1112 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:521 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:195 [inline] rxe_newlink+0xa9/0xd0 drivers/infiniband/sw/rxe/rxe.c:176 nldev_newlink+0x32e/0x5c0 drivers/infiniband/core/nldev.c:1717 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline] netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345 netlink_sendmsg+0x917/0xe10 net/netlink/af_netlink.c:1921 sock_sendmsg_nosec net/socket.c:714 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:734 ____sys_sendmsg+0x6eb/0x810 net/socket.c:2492 ___sys_sendmsg+0xf3/0x170 net/socket.c:2546 __sys_sendmsg net/socket.c:2575 [inline] __do_sys_sendmsg net/socket.c:2584 [inline] __se_sys_sendmsg net/socket.c:2582 [inline] __x64_sys_sendmsg+0x132/0x220 net/socket.c:2582 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x46/0xb0 RIP: 0033:0x7f0c6ac890e9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0c6be25168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0c6ad9bf60 RCX: 00007f0c6ac890e9 RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 RBP: 00007f0c6ace308d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcdd7fce9f R14: 00007f0c6be25300 R15: 0000000000022000 Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. RSP: 0018:ffffc9000ddf6b50 EFLAGS: 00010246 RAX: 0000000000040000 RBX: ffff88801ae9e568 RCX: ffffc90006d16000 RDX: 0000000000040000 RSI: ffffffff86d3e56b RDI: 0000000000000000 RBP: ffffed10035d3cbc R08: 0000000000000001 R09: ffff88801ae9e63f R10: ffffed10035d3cc7 R11: 0000000000000000 R12: 0000000000000000 R13: ffffed10035d3cbd R14: ffff88801ae9e5e0 R15: ffff88801ae9e5e8 FS: 00007f0c6be25700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000025396000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 --- 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.