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 AE1C0C00140 for ; Wed, 24 Aug 2022 08:44:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235835AbiHXIof (ORCPT ); Wed, 24 Aug 2022 04:44:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50094 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232621AbiHXIoc (ORCPT ); Wed, 24 Aug 2022 04:44:32 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BF1B7DF45 for ; Wed, 24 Aug 2022 01:44:31 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id a4-20020a056e0208a400b002e4621942dfso12140223ilt.0 for ; Wed, 24 Aug 2022 01:44:31 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc; bh=iU0XsqVPnYL4CZWCyT3f3typg2pRUQWnUeSJgfKQ29s=; b=zZaFBt2vJp49IAXe1BsqF8luMeI5g4shg013lqVfzriSDAlEjnC4d7N7j2YSttqCwv xwAzTrNXE7JfwdDc+kPOGAX1t1II0T6eF05eZY6RylMvwJ0GQf610xoN1NsLdjQoFeKP GpgmdHMaenGHlQmW732bWFPW9ZdJ2T9bKHG1z93O8fW5rPkyFqN0IMd0iAO4CwlyqeMt z2SlD+sfHazp+vJMpcFdLRdHLipWbPppHTqRPIj3fkKQumMA0NpBkEfABnCa2HazNc03 k4wO/Alr+ajaOAqmPndX8t5Wjtzu6ijVUcXBVwbkbmvkOeCAwRTd6eqJF+K6zePNYxfh btMg== X-Gm-Message-State: ACgBeo3SEMnKBC+Gb6tpuuf4TUtTGnR85upGMhDKEXPonrtaWbY4FBmz cps0DUcDBr3WC9n9FoQZ5zyDWKJeywWdsmsDZi8zY6GGx7I3 X-Google-Smtp-Source: AA6agR7nQPFzBbtwJPx8NI+7Ycq6e/+/D1oPv+UrMAhAJf4gIc5cutLSXO8ErPhdxcv5MjYI2REBqXzft2AillFIYd5Vpx4b8p6p MIME-Version: 1.0 X-Received: by 2002:a05:6638:14c4:b0:346:1663:faa6 with SMTP id l4-20020a05663814c400b003461663faa6mr12927735jak.316.1661330670893; Wed, 24 Aug 2022 01:44:30 -0700 (PDT) Date: Wed, 24 Aug 2022 01:44:30 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007e402e05e6f8b043@google.com> Subject: [syzbot] WARNING in handle_bug (3) From: syzbot To: arve@android.com, brauner@kernel.org, cmllamas@google.com, gregkh@linuxfoundation.org, joel@joelfernandes.org, linux-kernel@vger.kernel.org, maco@android.com, surenb@google.com, syzkaller-bugs@googlegroups.com, tkjos@android.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: 50cd95ac4654 Merge tag 'execve-v6.0-rc2' of git://git.kern.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=151e0ab5080000 kernel config: https://syzkaller.appspot.com/x/.config?x=e706e91b2a433db dashboard link: https://syzkaller.appspot.com/bug?extid=0b1ca6d5c5cd600df7a0 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+0b1ca6d5c5cd600df7a0@syzkaller.appspotmail.com ------------[ cut here ]------------ WARNING: CPU: 3 PID: 21395 at include/linux/mmap_lock.h:155 mmap_assert_locked include/linux/mmap_lock.h:155 [inline] WARNING: CPU: 3 PID: 21395 at include/linux/mmap_lock.h:155 find_vma+0xf8/0x270 mm/mmap.c:2255 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 RAX: 00000000000023cc RBX: 0000000000000000 RCX: ffffc90003259000 RDX: 0000000000040000 RSI: ffffffff81b5e258 RDI: 0000000000000005 RBP: 0000000020ffc000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801af3f840 binder_thread_write+0x664/0x3220 drivers/android/binder.c:3974 binder_ioctl_write_read drivers/android/binder.c:5024 [inline] binder_ioctl+0x3470/0x6d00 drivers/android/binder.c:5311 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 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+0x63/0xcd RIP: 0033:0x7f6019a89279 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:00007f601ac2a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6019b9bf80 RCX: 00007f6019a89279 RDX: 0000000020000380 RSI: 00000000c0306201 RDI: 0000000000000004 RBP: 00007f6019ae3189 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd82d3b46f R14: 00007f601ac2a300 R15: 0000000000022000 Kernel panic - not syncing: panic_on_warn set ... CPU: 3 PID: 21395 Comm: syz-executor.0 Not tainted 6.0.0-rc1-syzkaller-00340-g50cd95ac4654 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 panic+0x2c8/0x627 kernel/panic.c:274 __warn.cold+0x259/0x2c4 kernel/panic.c:624 report_bug+0x1bc/0x210 lib/bug.c:198 handle_bug+0x3c/0x60 arch/x86/kernel/traps.c:316 exc_invalid_op+0x14/0x40 arch/x86/kernel/traps.c:336 asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:568 RIP: 0010:mmap_assert_locked include/linux/mmap_lock.h:155 [inline] RIP: 0010:find_vma+0xf8/0x270 mm/mmap.c:2255 Code: 49 8d bc 24 28 01 00 00 be ff ff ff ff e8 a0 4a c9 07 31 ff 89 c3 89 c6 e8 75 54 c5 ff 85 db 0f 85 61 ff ff ff e8 a8 57 c5 ff <0f> 0b e9 55 ff ff ff e8 9c 57 c5 ff 4c 89 e7 e8 64 38 fb ff 0f 0b RSP: 0018:ffffc90003bb7530 EFLAGS: 00010212 RAX: 00000000000023cc RBX: 0000000000000000 RCX: ffffc90003259000 RDX: 0000000000040000 RSI: ffffffff81b5e258 RDI: 0000000000000005 RBP: 0000000020ffc000 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff88801af3f840 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 vma_lookup include/linux/mm.h:2743 [inline] binder_alloc_get_vma drivers/android/binder_alloc.c:340 [inline] binder_alloc_new_buf_locked drivers/android/binder_alloc.c:405 [inline] binder_alloc_new_buf+0xd6/0x18b0 drivers/android/binder_alloc.c:590 binder_transaction+0x242e/0x9a80 drivers/android/binder.c:3187 binder_thread_write+0x664/0x3220 drivers/android/binder.c:3974 binder_ioctl_write_read drivers/android/binder.c:5024 [inline] binder_ioctl+0x3470/0x6d00 drivers/android/binder.c:5311 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 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+0x63/0xcd RIP: 0033:0x7f6019a89279 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:00007f601ac2a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f6019b9bf80 RCX: 00007f6019a89279 RDX: 0000000020000380 RSI: 00000000c0306201 RDI: 0000000000000004 RBP: 00007f6019ae3189 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd82d3b46f R14: 00007f601ac2a300 R15: 0000000000022000 Kernel Offset: disabled Rebooting in 86400 seconds.. --- This report is generated by a bot. 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