Using netconsole (http://www.mjmwired.net/kernel/Documentation/networking/netconsole.txt), I was able to get some information out of the system when it froze. Here is what appeared in the remote log:
Jul 18 12:24:13 faerun.local ACPI: PCI Interrupt 0000:01:00.0[A] -> Jul 18 12:24:13 faerun.local Link [APC3] -> Jul 18 12:24:13 faerun.local GSI 18 (level, low) -> IRQ 18 Jul 18 12:24:13 faerun.local NVRM: loading NVIDIA UNIX x86_64 Kernel Module 100.14.11 Wed Jun 13 16:33:22 PDT 2007 Jul 18 12:31:16 192.168.1.105 NVRM: Xid (0001:00): 26, Ch 000001ff M 00001ffc D ffffffff intr ffffffff Jul 18 12:31:21 192.168.1.105 NVRM: Xid (0001:00): 30, L1 -> L0 Jul 18 12:31:26 192.168.1.105 BUG: soft lockup detected on CPU#0! Jul 18 12:31:31 192.168.1.105 Jul 18 12:31:36 192.168.1.105 Call Trace: Jul 18 12:31:41 192.168.1.105 <IRQ> Jul 18 12:31:46 192.168.1.105 [<ffffffff802a24f8>] softlockup_tick+0xd5/0xe7 Jul 18 12:31:51 192.168.1.105 [<ffffffff80284137>] update_process_times+0x42/0x68 Jul 18 12:31:56 192.168.1.105 [<ffffffff802693aa>] smp_local_timer_interrupt+0x34/0x55 Jul 18 12:32:01 192.168.1.105 [<ffffffff80269ab6>] smp_apic_timer_interrupt+0x44/0x5c Jul 18 12:32:06 192.168.1.105 [<ffffffff80255d56>] apic_timer_interrupt+0x66/0x70 Jul 18 12:32:11 192.168.1.105 [<ffffffff8026c234>] physflat_send_IPI_mask+0x0/0x6a Jul 18 12:32:16 192.168.1.105 [<ffffffff8039223b>] acpi_pm_read+0x8/0xe Jul 18 12:32:21 192.168.1.105 [<ffffffff8028358d>] do_gettimeofday+0x2e/0x9c Jul 18 12:32:26 192.168.1.105 [<ffffffff88750151>] :nvidia:os_get_current_time+0x1c/0x3f Jul 18 12:32:31 192.168.1.105 [<ffffffff88405409>] :nvidia:_nv003534rm+0x9/0xe Jul 18 12:32:36 192.168.1.105 [<ffffffff8860e74f>] :nvidia:_nv007714rm+0x4d/0x15d Jul 18 12:32:41 192.168.1.105 [<ffffffff886998a9>] :nvidia:_nv005233rm+0x25d/0x32e Jul 18 12:32:46 192.168.1.105 [<ffffffff887132a4>] :nvidia:_nv001531rm+0xc4/0x106 Jul 18 12:32:51 192.168.1.105 [<ffffffff88711ca7>] :nvidia:_nv001553rm+0xd8/0x1aa Jul 18 12:32:56 192.168.1.105 [<ffffffff8860e7e0>] :nvidia:_nv007714rm+0xde/0x15d Jul 18 12:33:01 192.168.1.105 [<ffffffff885dc093>] :nvidia:_nv008577rm+0xa3/0x15b Jul 18 12:33:06 192.168.1.105 [<ffffffff886e6e5d>] :nvidia:_nv002936rm+0x9e/0x1a5 Jul 18 12:33:11 192.168.1.105 [<ffffffff886e6cc5>] :nvidia:_nv002935rm+0x4f5/0x5ef Jul 18 12:33:16 192.168.1.105 [<ffffffff885efc0c>] :nvidia:_nv008238rm+0x27e/0x9c5 Jul 18 12:33:21 192.168.1.105 [<ffffffff885f43ff>] :nvidia:_nv008237rm+0x11/0x42 Jul 18 12:33:26 192.168.1.105 [<ffffffff885d7be4>] :nvidia:_nv008246rm+0x108/0x932 Jul 18 12:33:31 192.168.1.105 [<ffffffff8869a3ac>] :nvidia:_nv005213rm+0x2c8/0x514 Jul 18 12:33:36 192.168.1.105 [<ffffffff8869082d>] :nvidia:_nv005226rm+0x7d/0xc7 Jul 18 12:33:41 192.168.1.105 [<ffffffff88409787>] :nvidia:_nv002680rm+0x99/0xbe Jul 18 12:33:46 192.168.1.105 [<ffffffff8840eb62>] :nvidia:rm_isr_bh+0x71/0xa4 Jul 18 12:33:51 192.168.1.105 [<ffffffff8874cfcd>] :nvidia:nv_kern_isr_bh+0x4f/0x5e Jul 18 12:33:56 192.168.1.105 [<ffffffff8874d053>] :nvidia:nv_kern_isr+0x77/0x86 Jul 18 12:34:02 192.168.1.105 [<ffffffff802809fd>] tasklet_action+0x53/0x9d Jul 18 12:34:07 192.168.1.105 [<ffffffff802106da>] __do_softirq+0x55/0xc3 Jul 18 12:34:12 192.168.1.105 [<ffffffff8026bad6>] ack_apic_level+0x3a/0x4c Jul 18 12:34:17 192.168.1.105 [<ffffffff802562ac>] call_softirq+0x1c/0x28 Jul 18 12:34:22 192.168.1.105 [<ffffffff80260c95>] do_softirq+0x2c/0x7d Jul 18 12:34:27 192.168.1.105 [<ffffffff80260d9c>] do_IRQ+0xb6/0xd3 Jul 18 12:34:32 192.168.1.105 [<ffffffff8025ee63>] default_idle+0x0/0x3d Jul 18 12:34:37 192.168.1.105 [<ffffffff80255631>] ret_from_intr+0x0/0xa Jul 18 12:34:42 192.168.1.105 <EOI> Jul 18 12:34:47 192.168.1.105 -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]