From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ozlabs.org (ozlabs.org [203.10.76.45]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mx.ozlabs.org", Issuer "CA Cert Signing Authority" (verified OK)) by bilbo.ozlabs.org (Postfix) with ESMTPS id 494F5B71A9 for ; Mon, 22 Jun 2009 16:44:10 +1000 (EST) Received: from e23smtp04.au.ibm.com (e23smtp04.au.ibm.com [202.81.31.146]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e23smtp04.au.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id 2C11DDDD0C for ; Mon, 22 Jun 2009 16:44:10 +1000 (EST) Received: from d23relay01.au.ibm.com (d23relay01.au.ibm.com [202.81.31.243]) by e23smtp04.au.ibm.com (8.13.1/8.13.1) with ESMTP id n5M6fSBT018491 for ; Mon, 22 Jun 2009 16:41:28 +1000 Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay01.au.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n5M6hrip299354 for ; Mon, 22 Jun 2009 16:43:53 +1000 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n5M6hr0h004441 for ; Mon, 22 Jun 2009 16:43:53 +1000 Message-ID: <4A3F281F.9000408@in.ibm.com> Date: Mon, 22 Jun 2009 12:13:43 +0530 From: Sachin Sant MIME-Version: 1.0 To: linux-kernel Subject: Re: Badness at drivers/char/tty_ldisc.c:210 during shutdown References: <4A3A2D2B.7070704@in.ibm.com> In-Reply-To: <4A3A2D2B.7070704@in.ibm.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Cc: linuxppc-dev@ozlabs.org, alan@lxorguk.ukuu.org.uk List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sachin Sant wrote: > I came across the following badness message during shutdown on a > Power6 box. > This was with 2.6.30-git12(3fe0344faf7fdcb158bd5c1a9aec960a8d70c8e8) > > ------------[ cut here ]------------ > Badness at drivers/char/tty_ldisc.c:210 The badness message is still present with git18. ------------[ cut here ]------------ Badness at drivers/char/tty_ldisc.c:210 NIP: c00000000040a3e8 LR: c00000000040a3d0 CTR: 0000000000000000 REGS: c00000003cf6b7f0 TRAP: 0700 Not tainted (2.6.30-git18) MSR: 8000000000029032 CR: 24000424 XER: 00000001 TASK = c00000003e308660[3846] 'vhangup' THREAD: c00000003cf68000 CPU: 1 <6>GPR00: 0000000000000001 c00000003cf6ba70 c000000000ef48c0 0000000000000001 <6>GPR04: 0000000000000001 c00000003819f000 c000000000407b60 0000000000000000 <6>GPR08: 0000000000000000 0000000000000000 0000000000000001 c000000000e1bce8 <6>GPR12: 0000000044000428 c000000001002600 00000000ffffffff ffffffffffffffff <6>GPR16: 0000000021fd8a50 0000000000000002 0000000000000000 0000000021fc03b0 <6>GPR20: 0000000000000000 0000000000000000 c00000003d04c700 0000000000000001 <6>GPR24: 0000000000000000 0000000000000000 0000000000000001 c000000040007e20 <6>GPR28: 0000000000000000 c0000000013ffd38 c000000000e7e860 c00000003cf6ba70 NIP [c00000000040a3e8] .tty_ldisc_put+0xbc/0xf4 LR [c00000000040a3d0] .tty_ldisc_put+0xa4/0xf4 Call Trace: [c00000003cf6ba70] [c00000000040a3d0] .tty_ldisc_put+0xa4/0xf4 (unreliable) [c00000003cf6bb10] [c00000000040a7c8] .tty_ldisc_reinit+0x38/0x80 [c00000003cf6bba0] [c00000000040b1d8] .tty_ldisc_hangup+0x190/0x260 [c00000003cf6bc40] [c000000000401090] .do_tty_hangup+0x188/0x4c0 [c00000003cf6bd20] [c000000000401440] .tty_vhangup_self+0x34/0x54 [c00000003cf6bdb0] [c00000000019236c] .sys_vhangup+0x38/0x58 [c00000003cf6be30] [c000000000008534] syscall_exit+0x0/0x40 Instruction dump: 912b0088 4bcd17bd 60000000 e87e8008 7f44d378 481c04fd 60000000 801b0008 7c09fe70 7d200278 7c004850 54000ffe <0b000000> 7f63db78 4bd7c98d 60000000 Let me know if i can provide any other information. Thanks -Sachin -- --------------------------------- Sachin Sant IBM Linux Technology Center India Systems and Technology Labs Bangalore, India ---------------------------------