From: Bernard Pidoux F6BVP <f6bvp@free•fr>
To: Francois Romieu <romieu@fr•zoreil.com>
Cc: Linux Netdev List <netdev@vger•kernel.org>
Subject: Re: [AX25] kernel panic
Date: Wed, 19 Mar 2008 08:36:01 +0100 [thread overview]
Message-ID: <47E0C261.3000106@free.fr> (raw)
In-Reply-To: <20080318212531.GA2031@electric-eye.fr.zoreil.com>
Francois Romieu wrote:
> Bernard Pidoux F6BVP <f6bvp@free•fr> :
> [...]
>> I used netconsole to document a kernel panic related to AX25 on one of my
>> systems.
>> This occurs systematically as soon as I close an AX25 session established
>> through a level 3 ROSE network (FPAC) via AXUDP link (ax25ipd).
>> It is not triggered when connecting locally or via AX25 call through LAN.
>
> May be replacing netif_rx() in drivers/net/hamradio/mkiss.c::ax_bump()
> by netif_receive_skb() ?
>
Sorry, this does not made it.
I replaced netif_rx() by netif_receive_skb(skb)
but this gives a worst situation : system is frozen.
Thank you for the suggestion.
=======================
BUG: soft lockup - CPU#0 stuck for 11s! [ax25ipd:3584]
Pid: 3584, comm: ax25ipd Not tainted (2.6.24.3 #7)
EIP: 0060:[<c01ed892>] EFLAGS: 00000246 CPU: 0
EIP is at delay_tsc+0x12/0x20
EAX: 7752234b EBX: 00000001 ECX: 7752234b EDX: 00000016
ESI: 087022c8 EDI: 00000000 EBP: c6bb5bc0 ESP: c6bb5bbc
DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
CR0: 8005003b CR2: b7dd86f8 CR3: 07960000 CR4: 000000d0
DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
DR6: ffff0ff0 DR7: 00000400
[<c010535a>] show_trace_log_lvl+0x1a/0x30
[<c0105d82>] show_trace+0x12/0x20
[<c01024cc>] show_regs+0x1c/0x20
[<c015555b>] softlockup_tick+0x11b/0x150
[<c0126c12>] run_local_timers+0x12/0x20
[<c012708f>] update_process_times+0x2f/0x60
[<c013a355>] tick_periodic+0x25/0x80
[<c013a3c9>] tick_handle_periodic+0x19/0x80
[<c0107aca>] timer_interrupt+0x4a/0x60
[<c0155928>] handle_IRQ_event+0x28/0x60
[<c015725f>] handle_level_irq+0x7f/0xf0
[<c0106e68>] do_IRQ+0x48/0xa0
[<c0104d16>] common_interrupt+0x2e/0x34
[<c01ed839>] __delay+0x9/0x10
[<c01f15f2>] _raw_spin_lock+0xb2/0x140
[<c02cd350>] _spin_lock_bh+0x50/0x60
[<c8c59e72>] ax_xmit+0x112/0x370 [mkiss]
[<c025e947>] dev_hard_start_xmit+0x207/0x270
[<c026f454>] __qdisc_run+0x54/0x1b0
[<c0261226>] dev_queue_xmit+0x266/0x340
[<c8c27a87>] ax25_queue_xmit+0x47/0x70 [ax25]
[<c8c27b77>] ax25_transmit_buffer+0xc7/0x110 [ax25]
[<c8c27c3d>] ax25_send_iframe+0x7d/0x110 [ax25]
[<c8c27d80>] ax25_kick+0xb0/0x1b0 [ax25]
[<c8c28e49>] ax25_std_frame_in+0x69/0x890 [ax25]
[<c8c26dbb>] ax25_kiss_rcv+0x2bb/0x7c0 [ax25]
[<c025e24a>] netif_receive_skb+0x38a/0x480
[<c8c596ab>] mkiss_receive_buf+0x34b/0x420 [mkiss]
[<c0219457>] pty_write+0x47/0x60
[<c0216a19>] write_chan+0x229/0x330
[<c021407b>] tty_write+0x12b/0x1c0
[<c017b66f>] vfs_write+0xaf/0x120
[<c017bcbd>] sys_write+0x3d/0x70
[<c010427e>] sysenter_past_esp+0x5f/0xa5
=======================
Regards,
Bernard Pidoux
next prev parent reply other threads:[~2008-03-19 19:25 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-18 10:44 [AX25] kernel panic Bernard Pidoux F6BVP
2008-03-18 21:25 ` Francois Romieu
2008-03-19 7:36 ` Bernard Pidoux F6BVP [this message]
2008-03-19 20:57 ` Bernard Pidoux
2008-03-20 7:30 ` Jarek Poplawski
2008-03-20 22:58 ` Bernard Pidoux
2008-03-21 0:28 ` Jarek Poplawski
2008-03-21 9:52 ` Bernard Pidoux
2008-03-21 11:22 ` Jarek Poplawski
2008-03-21 9:40 ` Bernard Pidoux
2008-03-22 11:36 ` Jarek Poplawski
2008-03-23 17:00 ` Bernard Pidoux
2008-03-24 20:51 ` Jarek Poplawski
2008-03-25 13:23 ` Bernard Pidoux
2008-03-25 20:51 ` Jarek Poplawski
2008-03-26 18:35 ` Jarek Poplawski
2008-03-28 8:24 ` Bernard Pidoux
2008-03-28 8:27 ` Bernard Pidoux
2008-03-28 12:07 ` Jarek Poplawski
2008-03-29 12:04 ` Bernard Pidoux
2008-03-29 12:24 ` Jarek Poplawski
2008-03-30 8:43 ` Bernard Pidoux
2008-03-30 9:16 ` Jarek Poplawski
2008-03-30 17:38 ` Bernard Pidoux
2008-03-30 18:49 ` Jarek Poplawski
2008-03-30 9:00 ` Bernard Pidoux
[not found] ` <47EE38BA.9090500@free.fr>
[not found] ` <20080329130451.GC3407@ami.dom.local>
[not found] ` <47EF6479.7030702@free.fr>
[not found] ` <20080330115958.GA4975@ami.dom.local>
2008-04-01 20:37 ` Bernard Pidoux
2008-04-02 6:41 ` [ROSE/AX25] af_rose: rose_release() fix Jarek Poplawski
2008-04-02 6:56 ` David Miller
-- strict thread matches above, loose matches on Subject: below --
2009-09-09 22:28 [AX25] kernel panic Bernard Pidoux
2009-09-11 19:21 ` Jarek Poplawski
2009-09-15 10:16 ` Bernard Pidoux
[not found] ` <20090910142436.GB10547@linux-mips.org>
[not found] ` <4AA9288B.2070205@upmc.fr>
[not found] ` <20090911120557.GA12175@linux-mips.org>
2009-09-20 8:42 ` Bernard Pidoux
2009-09-20 9:09 ` f8arr
2009-09-20 21:02 ` Jarek Poplawski
2009-09-21 8:44 ` Bernard Pidoux
2009-09-21 20:11 Jarek Poplawski
2009-09-23 21:17 ` Bernard Pidoux F6BVP
2009-09-24 8:07 ` Jarek Poplawski
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