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 E6EDBC19F21 for ; Wed, 27 Jul 2022 19:22:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237231AbiG0TWH (ORCPT ); Wed, 27 Jul 2022 15:22:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38546 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232628AbiG0TVh (ORCPT ); Wed, 27 Jul 2022 15:21:37 -0400 Received: from mail-io1-f71.google.com (mail-io1-f71.google.com [209.85.166.71]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E97C9251 for ; Wed, 27 Jul 2022 12:19:34 -0700 (PDT) Received: by mail-io1-f71.google.com with SMTP id n20-20020a6b8b14000000b0067c00777874so6466511iod.15 for ; Wed, 27 Jul 2022 12:19:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; 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charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello, syzbot found the following issue on: HEAD commit: 40b09653b197 selftests/bpf: Adjust vmtest.sh to use local .. git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=1283ab26080000 kernel config: https://syzkaller.appspot.com/x/.config?x=c904647431ba900b dashboard link: https://syzkaller.appspot.com/bug?extid=1f966ab7943f7bc5441a compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+1f966ab7943f7bc5441a@syzkaller.appspotmail.com ------------[ cut here ]------------ ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 WARNING: CPU: 0 PID: 3608 at lib/debugobjects.c:502 debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Modules linked in: CPU: 0 PID: 3608 Comm: syz-executor.0 Not tainted 5.19.0-rc7-syzkaller-01906-g40b09653b197 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 RIP: 0010:debug_print_object+0x16e/0x250 lib/debugobjects.c:502 Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 60 88 28 8a 4c 89 ee 48 c7 c7 40 7c 28 8a e8 de 95 36 05 <0f> 0b 83 05 55 ac bb 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 RSP: 0018:ffffc9000397f6e0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 RDX: ffff888021ea0000 RSI: ffffffff8160d9c8 RDI: fffff5200072fece RBP: 0000000000000001 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: ffffffff89ced480 R13: ffffffff8a2882c0 R14: ffffffff8169b640 R15: 1ffff9200072fee7 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c000335010 CR3: 000000001ca55000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: debug_object_assert_init lib/debugobjects.c:892 [inline] debug_object_assert_init+0x1f4/0x2e0 lib/debugobjects.c:863 debug_timer_assert_init kernel/time/timer.c:792 [inline] debug_assert_init kernel/time/timer.c:837 [inline] del_timer+0x6d/0x110 kernel/time/timer.c:1257 try_to_grab_pending+0x6d/0xd0 kernel/workqueue.c:1275 __cancel_work_timer+0xa6/0x570 kernel/workqueue.c:3121 mgmt_index_removed+0x187/0x2e0 net/bluetooth/mgmt.c:8940 hci_unregister_dev+0x467/0x550 net/bluetooth/hci_core.c:2688 vhci_release+0x7c/0xf0 drivers/bluetooth/hci_vhci.c:568 __fput+0x277/0x9d0 fs/file_table.c:317 task_work_run+0xdd/0x1a0 kernel/task_work.c:177 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0xade/0x29d0 kernel/exit.c:795 do_group_exit+0xd2/0x2f0 kernel/exit.c:925 get_signal+0x2542/0x2600 kernel/signal.c:2857 arch_do_signal_or_restart+0x82/0x2300 arch/x86/kernel/signal.c:869 exit_to_user_mode_loop kernel/entry/common.c:166 [inline] exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:294 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f4086088b77 Code: Unable to access opcode bytes at RIP 0x7f4086088b4d. RSP: 002b:00007fffcc0f9c08 EFLAGS: 00000207 ORIG_RAX: 0000000000000107 RAX: 0000000000000000 RBX: 0000000000000065 RCX: 00007f4086088b77 RDX: 0000000000000200 RSI: 00007fffcc0fad90 RDI: 00000000ffffff9c RBP: 00007fffcc0f9cd0 R08: 0000000000000000 R09: 00007fffcc0f9aa0 R10: 0000555556a578e3 R11: 0000000000000207 R12: 00007f40860e22a6 R13: 00007fffcc0fad90 R14: 0000555556a57810 R15: 00007fffcc0fadd0 --- 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.