Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753444AbZFHH2b (ORCPT ); Mon, 8 Jun 2009 03:28:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753035AbZFHH2T (ORCPT ); Mon, 8 Jun 2009 03:28:19 -0400 Received: from mail-bw0-f213.google.com ([209.85.218.213]:45665 "EHLO mail-bw0-f213.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753228AbZFHH2R (ORCPT ); Mon, 8 Jun 2009 03:28:17 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type :content-transfer-encoding; b=ilsrDjRRFFSLQwCMtnUSdj2ADedcVtCzrMv4VNBYMC3//cgg1unO8mOGBevMfUxpZB TLboGD/RMjMUVy0Mi1XzHTBCmybBAUgoPsJkxBBzg03+HR080fr4PILzBKzOPRZllgKs DDBxgsL2csqIkbrEFoLSPKQmcloScRQjFrVP4= MIME-Version: 1.0 Date: Mon, 8 Jun 2009 09:28:18 +0200 Message-ID: <38b2ab8a0906080028h7a0e3ba2i80a98dcee67b5662@mail.gmail.com> Subject: BUG: unable to handle kernel NULL pointer dereference at NULL while resuming From: Francis Moreau To: Linux Kernel Mailing List Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3880 Lines: 81 Hello I've been hit by this bug while resuming my system (after a suspend to disk), see the trace below. The weird thing is that it looks that the wrong kernel was used to resume the system. Before suspending I was using a 2.6.29 kernel I compiled my self and the trace is taking about a 2.6.27.23-78.2.50.fc9.x86_64 kernel which is a kernel provided by fedora. Kernel failure message 1: BUG: unable to handle kernel NULL pointer dereference at 0000000000000088 IP: [] lock_timer_base+0x11/0x4a PGD 568ae067 PUD 73ca0067 PMD 0 Oops: 0000 [1] SMP CPU 0 Modules linked in: ext2 vfat fat usb_storage nfsd lockd nfs_acl auth_rpcgss exportfs sunrpc ip6t_REJECT xt_tcpudp nf_conntrack_ipv6 xt_state nf_conntrack ip6table_filter ip6_tables x_tables cpufreq_ondemand acpi_cpufreq freq_table dm_mirror dm_log dm_multipath scsi_dh dm_mod ipv6 kvm_intel kvm snd_seq_dummy snd_hda_intel snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd_page_alloc snd_hwdep snd ppdev parport_pc parport ftdi_sio i2c_i801 sr_mod firewire_ohci usbserial i2c_core firewire_core cdrom pata_jmicron sky2 soundcore joydev iTCO_wdt iTCO_vendor_support pcspkr crc_itu_t sg ata_piix pata_acpi ata_generic libata sd_mod scsi_mod crc_t10dif ext3 jbd mbcache uhci_hcd ohci_hcd ehci_hcd [last unloaded: microcode] Pid: 4311, comm: screen Tainted: G M 2.6.27.23-78.2.50.fc9.x86_64 #1 P5K-VM RIP: 0010:[] [] lock_timer_base+0x11/0x4a RSP: 0018:ffff88003b0d9cc8 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000060 RCX: 0000000000000003 RDX: 0000000000000000 RSI: ffff88003b0d9d00 RDI: 0000000000000060 RBP: ffff88003b0d9ce8 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000010246 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000060 R14: ffff88003b0d9d00 R15: ffff8800230f8240 FS: 00007fb8acc646f0(0000) GS:ffffffff8165d000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000088 CR3: 000000001e40f000 CR4: 00000000000026e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process screen (pid: 4311, threadinfo ffff88003b0d8000, task ffff880042de2dc0) Stack: 0000000000000060 00000000ffffffff 0000000000000000 ffff88003b096800 ffff88003b0d9d18 ffffffff810499c0 ffff88003b0d9d08 ffffffff810310f3 0000000000000060 0000000000000000 ffff88003b0d9d38 ffffffff81049a1c Call Trace: [] try_to_del_timer_sync+0x1b/0x63 [] ? need_resched+0x1e/0x28 [] del_timer_sync+0x14/0x20 [] ftdi_close+0xda/0x106 [ftdi_sio] [] ? need_resched+0x1e/0x28 [] ? _cond_resched+0x9/0x38 [] serial_close+0xa3/0x140 [usbserial] [] release_dev+0x1e1/0x4e3 [] ? remove_wait_queue+0x2f/0x39 [] ? _spin_unlock_irqrestore+0x27/0x3e [] ? __wake_up+0x43/0x4f [] tty_release+0x19/0x25 [] __fput+0xca/0x16d [] fput+0x15/0x17 [] filp_close+0x67/0x72 [] sys_close+0xad/0xf0 [] system_call_fastpath+0x16/0x1b Code: 49 89 fd 78 03 4d 89 e5 48 83 c4 38 4c 89 e8 5b 41 5c 41 5d 41 5e 41 5f c9 c3 55 48 89 e5 41 56 49 89 f6 41 55 49 89 fd 41 54 53 <49> 8b 5d 28 49 89 dc 49 83 e4 fe 74 28 4c 89 e7 e8 4e 88 27 00 RIP [] lock_timer_base+0x11/0x4a RSP CR2: 0000000000000088 -- Francis -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/