kern/144843: [firewire] [panic] fwcontrol(8) -S causes kernel panic

[Sean Bruno]

The following reply was made to PR kern/144843; it has been noted by GNATS.

From: Sean Bruno <seanbru at yahoo-inc.com>
To: bug-followup at FreeBSD.org, freebsd at sopwith.solgatos.com
Cc:  
Subject: Re: kern/144843: [firewire] [panic] fwcontrol(8) -S causes kernel
 panic
Date: Fri, 02 Sep 2011 15:56:00 -0700

 I think that this panic looks like this?
 
 -bash-4.2# fwcontrol -u 0 -S file.dv 
 NTSC
 pa01nic: vm_phys_alloc_contig: alignment must be a power of 2
 cpuid = 1
 KDB: stack backtrace:
 db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
 kdb_backtrace() at kdb_backtrace+0x37
 panic() at panic+0x187
 vm_phys_alloc_contig() at vm_phys_alloc_contig+0x5e5
 kmem_alloc_contig() at kmem_alloc_contig+0x8e
 contigmalloc() at contigmalloc+0x39
 bus_dmamem_alloc() at bus_dmamem_alloc+0x8b
 fwdma_malloc_size() at fwdma_malloc_size+0x33
 fwdma_malloc_multiseg() at fwdma_malloc_multiseg+0x18b
 fwohci_db_init() at fwohci_db_init+0x10d
 fwohci_itxbuf_enable() at fwohci_itxbuf_enable+0x69
 fw_write() at fw_write+0x359
 devfs_write_f() at devfs_write_f+0xb1
 dofilewrite() at dofilewrite+0x85
 kern_writev() at kern_writev+0x6c
 writev() at writev+0x41
 syscallenter() at syscallenter+0x1aa
 syscall() at syscall+0x4c
 Xfast_syscall() at Xfast_syscall+0xdd