From: Andrew Morton <akpm@linux-foundation.org>
To: netdev@vger.kernel.org
Cc: bugme-daemon@bugzilla.kernel.org, jkarlson@cc.hut.fi,
Stephen Hemminger <shemminger@linux-foundation.org>
Subject: Re: [Bugme-new] [Bug 9208] New: Oops on sky2, delete_module causes SIGKILL
Date: Mon, 22 Oct 2007 11:12:35 -0700 [thread overview]
Message-ID: <20071022111235.266a10df.akpm@linux-foundation.org> (raw)
In-Reply-To: <bug-9208-10286@http.bugzilla.kernel.org/>
On Mon, 22 Oct 2007 06:58:37 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote:
> http://bugzilla.kernel.org/show_bug.cgi?id=9208
>
> Summary: Oops on sky2, delete_module causes SIGKILL
> Product: Drivers
> Version: 2.5
> KernelVersion: linux-2.6.23-git17
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: normal
> Priority: P1
> Component: Network
> AssignedTo: jgarzik@pobox.com
> ReportedBy: jkarlson@cc.hut.fi
>
>
> Most recent kernel where this bug did not occur:
> linux-2.6.23-git-13
>
> Distribution:
> gentoo
>
> Hardware Environment:
> macbook revision2
>
> Software Environment:
> gcc-4.2.2, glibc-2.6.1-r0, 2.6.23-git14...17 x86_64
> sys-devel/binutils: 2.18-r1
> sys-apps/module-init-tools-3.2.2-r3
>
> Problem Description:
> on dmesg
>
> sky2 eth0: enabling interface
> sky2 eth0: Link is up at 100 Mbps, full duplex, flow control both
> hda: selected mode 0x44
> appletouch: incomplete data package (first byte: 2, length: 4).
> Unable to handle kernel NULL pointer dereference at 00000000000003b0 RIP:
> [<ffffffff804ae161>] unregister_netdevice+0x21/0x180
> PGD abb2067 PUD 3ee9067 PMD 0
> Oops: 0000 [1] SMP
> CPU 1
> Modules linked in: snd_hda_intel snd_pcm snd_page_alloc i2c_i801 sky2
> Pid: 4791, comm: modprobe Not tainted 2.6.23-git17 #2
> RIP: 0010:[<ffffffff804ae161>] [<ffffffff804ae161>]
> unregister_netdevice+0x21/0x180
> RSP: 0018:ffff81000a9addf8 EFLAGS: 00010246
> RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000ffffffff
> RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80639050
> RBP: ffff810003da5e80 R08: 0000000000000000 R09: 000000000000102a
> R10: 0000000000000000 R11: ffffffff8029f6a0 R12: ffff8100022c0800
> R13: ffffffff8800c440 R14: ffffffff8800c498 R15: ffffffff8800c490
> FS: 00002b16510c3b00(0000) GS:ffff810002076e40(0000) knlGS:0000000000000000
> CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> CR2: 00000000000003b0 CR3: 000000000aaf4000 CR4: 00000000000026e0
> DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
> Process modprobe (pid: 4791, threadinfo ffff81000a9ac000, task
> ffff810003e1a740)
> Stack: 0000000000000000 ffffffff804ae2d1 0000000000000000 ffffffff88004670
> ffff8100022c0870 ffff8100022c0800 ffff8100022c6870 ffffffff80393a4c
> ffffffff8800c440 ffff8100022c0870 ffffffff8800c440 ffffffff803f91c2
> Call Trace:
> [<ffffffff804ae2d1>] unregister_netdev+0x11/0x20
> [<ffffffff88004670>] :sky2:sky2_remove+0x40/0xf0
> [<ffffffff80393a4c>] pci_device_remove+0x2c/0x60
> [<ffffffff803f91c2>] __device_release_driver+0x82/0xc0
> [<ffffffff803f9805>] driver_detach+0xf5/0x100
> [<ffffffff803f8c2d>] bus_remove_driver+0x8d/0xb0
> [<ffffffff80393ab8>] pci_unregister_driver+0x18/0x90
> [<ffffffff8025e19d>] sys_delete_module+0x14d/0x1e0
> [<ffffffff80384e82>] __up_write+0x22/0x130
> [<ffffffff8020bc5e>] system_call+0x7e/0x83
>
>
> Code: 8b 83 b0 03 00 00 85 c0 75 39 48 89 da 48 89 de 48 c7 c7 20
> RIP [<ffffffff804ae161>] unregister_netdevice+0x21/0x180
> RSP <ffff81000a9addf8>
> CR2: 00000000000003b0
>
>
> Steps to reproduce:
> rmmod sky2
>
>
> --
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next parent reply other threads:[~2007-10-22 18:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-9208-10286@http.bugzilla.kernel.org/>
2007-10-22 18:12 ` Andrew Morton [this message]
2007-10-22 20:39 ` [PATCH] sky2: crash on remove Stephen Hemminger
2007-10-24 0:23 ` Jeff Garzik
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