From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bernard Pidoux Subject: Re: [AX25] kernel panic Date: Mon, 21 Sep 2009 10:44:14 +0200 Message-ID: <4AB73CDE.4030709@upmc.fr> References: <4AA82BF0.7040203@upmc.fr> <20090910142436.GB10547@linux-mips.org> <4AA9288B.2070205@upmc.fr> <20090911120557.GA12175@linux-mips.org> <4AB5EAE5.6070605@upmc.fr> <20090920210242.GA9804@del.dom.local> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Ralf Baechle DL5RB , Linux Netdev List , linux-hams To: Jarek Poplawski Return-path: In-Reply-To: <20090920210242.GA9804@del.dom.local> Sender: linux-hams-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Hi Jarek, Good fishing ! During the night I catched the following two identical AX25_DBG messages with netconsole sending already reported message: kernel BUG at kernel/timer.c:913! and followed by kernel panics and the machine rebooting. Sep 21 03:24:06 f6bvp-11 klogd: ------------[ cut here ]------------ Sep 21 03:24:06 f6bvp-11 klogd: WARNING: at include/net/ax25.h:260 ax25_kiss_rcv+0x650/0xab0 [ax25]() Sep 21 03:24:06 f6bvp-11 klogd: Hardware name: MS-7258 Sep 21 03:24:06 f6bvp-11 klogd: Modules linked in: netconsole netrom mkiss rose ax25 nfsd exportfs nfs lockd nfs_acl aut h_rpcgss sunrpc af_packet ipv6 snd_via82xx snd_ac97_codec ac97_bus snd_mpu401_uart snd_rawmidi snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_pcm snd_timer snd_page_alloc snd_mixer_oss i2c_viapro snd i2c _core soundcore 8139cp 8139too shpchp pci_hotplug mii sr_mod binfmt_misc ext3 jbd cpufreq_ondemand cpufreq_conservative cpufreq_powersave acpi_cpufreq freq_table floppy rtc_cmos processor thermal button via_agp sg evdev pata_via ata_generic ide_pci_generic pata_acpi sata_via libata sd_mod scsi_mod crc_t10dif Sep 21 03:24:06 f6bvp-11 klogd: Pid: 5, comm: events/0 Not tainted 2.6.31-nosmp #3 Sep 21 03:24:06 f6bvp-11 klogd: Call Trace: Sep 21 03:24:06 f6bvp-11 klogd: [] ? ax25_kiss_rcv+0x650/0xab0 [ax25] Sep 21 03:24:06 f6bvp-11 klogd: [] warn_slowpath_common+0x80/0xe0 Sep 21 03:24:06 f6bvp-11 klogd: [] warn_slowpath_null+0x22/0x40 Sep 21 03:24:06 f6bvp-11 klogd: [] ax25_kiss_rcv+0x650/0xab0 [ax25] Sep 21 03:24:06 f6bvp-11 klogd: [] ? sock_def_readable+0x3d/0x80 Sep 21 03:24:06 f6bvp-11 klogd: [] ? sock_queue_rcv_skb+0x12d/0x160 Sep 21 03:24:06 f6bvp-11 klogd: [] netif_receive_skb+0x351/0x5f0 Sep 21 03:24:06 f6bvp-11 klogd: [] ? run_timer_softirq+0x179/0x250 Sep 21 03:24:06 f6bvp-11 klogd: [] process_backlog+0x80/0xe0 Sep 21 03:24:06 f6bvp-11 klogd: [] net_rx_action+0xf4/0x220 Sep 21 03:24:06 f6bvp-11 klogd: [] __do_softirq+0xe2/0x1d0 Sep 21 03:24:06 f6bvp-11 klogd: [] call_softirq+0x1a/0x30 Sep 21 03:24:06 f6bvp-11 klogd: [] do_softirq+0x75/0xc0 Sep 21 03:24:06 f6bvp-11 klogd: [] local_bh_enable+0xc4/0xd0 Sep 21 03:24:06 f6bvp-11 klogd: [] mkiss_receive_buf+0x3a8/0x460 [mkiss] Sep 21 03:24:06 f6bvp-11 klogd: [] ? finish_task_switch+0x44/0xe0 Sep 21 03:24:06 f6bvp-11 klogd: [] flush_to_ldisc+0x110/0x1f0 Sep 21 03:24:06 f6bvp-11 klogd: [] ? flush_to_ldisc+0x0/0x1f0 Sep 21 03:24:06 f6bvp-11 klogd: [] worker_thread+0x173/0x260 Sep 21 03:24:06 f6bvp-11 klogd: [] ? autoremove_wake_function+0x0/0x60 Sep 21 03:24:06 f6bvp-11 klogd: [] ? worker_thread+0x0/0x260 Sep 21 03:24:06 f6bvp-11 klogd: [] kthread+0xae/0xc0 Sep 21 03:24:06 f6bvp-11 klogd: [] child_rip+0xa/0x20 Sep 21 03:24:06 f6bvp-11 klogd: [] ? kthread+0x0/0xc0 Sep 21 03:24:06 f6bvp-11 klogd: [] ? child_rip+0x0/0x20 Sep 21 03:24:06 f6bvp-11 klogd: ---[ end trace cea93cec47668ffd ]--- Sep 21 03:24:06 f6bvp-11 klogd: AX25_DBG: 1 ffff88005a127c00 0 Sep 21 04:30:40 f6bvp-11 klogd: ------------[ cut here ]------------ Sep 21 04:30:40 f6bvp-11 klogd: WARNING: at include/net/ax25.h:260 ax25_kiss_rcv+0x650/0xab0 [ax25]() Sep 21 04:30:40 f6bvp-11 klogd: Hardware name: MS-7258 Sep 21 04:30:40 f6bvp-11 klogd: Modules linked in: netconsole netrom mkiss rose ax25 nfsd exportfs nfs lockd nfs_acl auth_rpcgss sunrpc af_packet ipv6 snd_via82xx snd_ac97_codec ac97_bus snd_mpu401_uart snd_rawmidi snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_pcm snd_timer snd_page_alloc snd_mixer_oss snd 8139cp i2c_viapro 8139too soundcore i2c_core shpchp sr_mod mii pci_hotplug binfmt_misc ext3 jbd cpufreq_ondemand cpufreq_conservative cpufreq_powersave acpi_cpufreq freq_table processor rtc_cmos floppy button thermal via_agp evdev sg pata_via ata_generic ide_pci_generic pata_acpi sata_via libata sd_mod scsi_mod crc_t10dif Sep 21 04:30:40 f6bvp-11 klogd: Pid: 5, comm: events/0 Not tainted 2.6.31-nosmp #3 Sep 21 04:30:40 f6bvp-11 klogd: Call Trace: Sep 21 04:30:40 f6bvp-11 klogd: [] ? ax25_kiss_rcv+0x650/0xab0 [ax25] Sep 21 04:30:40 f6bvp-11 klogd: [] warn_slowpath_common+0x80/0xe0 Sep 21 04:30:40 f6bvp-11 klogd: [] warn_slowpath_null+0x22/0x40 Sep 21 04:30:40 f6bvp-11 klogd: [] ax25_kiss_rcv+0x650/0xab0 [ax25] Sep 21 04:30:40 f6bvp-11 klogd: [] ? sock_def_readable+0x3d/0x80 Sep 21 04:30:40 f6bvp-11 klogd: [] ? sock_queue_rcv_skb+0x12d/0x160 Sep 21 04:30:40 f6bvp-11 klogd: [] netif_receive_skb+0x351/0x5f0 Sep 21 04:30:40 f6bvp-11 klogd: [] ? run_timer_softirq+0x179/0x250 Sep 21 04:30:40 f6bvp-11 klogd: [] process_backlog+0x80/0xe0 Sep 21 04:30:40 f6bvp-11 klogd: [] net_rx_action+0xf4/0x220 Sep 21 04:30:40 f6bvp-11 klogd: [] __do_softirq+0xe2/0x1d0 Sep 21 04:30:40 f6bvp-11 klogd: [] call_softirq+0x1a/0x30 Sep 21 04:30:40 f6bvp-11 klogd: [] do_softirq+0x75/0xc0 Sep 21 04:30:40 f6bvp-11 klogd: [] local_bh_enable+0xc4/0xd0 Sep 21 04:30:40 f6bvp-11 klogd: [] mkiss_receive_buf+0x3a8/0x460 [mkiss] Sep 21 04:30:40 f6bvp-11 klogd: [] ? finish_task_switch+0x44/0xe0 Sep 21 04:30:40 f6bvp-11 klogd: [] flush_to_ldisc+0x110/0x1f0 Sep 21 04:30:40 f6bvp-11 klogd: [] ? schedule_delayed_work+0x2c/0x50 Sep 21 04:30:40 f6bvp-11 klogd: [] ? flush_to_ldisc+0x0/0x1f0 Sep 21 04:30:40 f6bvp-11 klogd: [] worker_thread+0x173/0x260 Sep 21 04:30:40 f6bvp-11 klogd: [] ? autoremove_wake_function+0x0/0x60 Sep 21 04:30:40 f6bvp-11 klogd: [] ? worker_thread+0x0/0x260 Sep 21 04:30:40 f6bvp-11 klogd: [] kthread+0xae/0xc0 Sep 21 04:30:40 f6bvp-11 klogd: [] child_rip+0xa/0x20 Sep 21 04:30:40 f6bvp-11 klogd: [] ? kthread+0x0/0xc0 Sep 21 04:30:40 f6bvp-11 klogd: [] ? child_rip+0x0/0x20 Sep 21 04:30:40 f6bvp-11 klogd: ---[ end trace 5e079e87d8b30365 ]--- Sep 21 04:30:40 f6bvp-11 klogd: AX25_DBG: 1 ffff880064471c00 0 Regards, Bernard