Hello, I'm running RELENG_5 with ATAmkIII and have the following panic: Fatal trap 12: page fault while in kernel mode fault virtual address = 0xdeadc116 fault code = supervisor read, page not present instruction pointer = 0x8:0xc058b0a7 stack pointer = 0x10:0xcc6d3af4 frame pointer = 0x10:0xcc6d3b30 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, def32 1, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 419 (atacontrol) [thread pid 419 tid 100052 ] Stopped at device_is_attached+0x7: cmpl $0x1,0x38(%eax) db> trace Tracing pid 419 tid 100052 td 0xc158e320 device_is_attached(c07c1238,c4546101,c19f2800,3,c158e320) at device_is_attached+0x7 spec_ioctl(cc6d3b7c,1,c0768a46,30e,c07b7020) at spec_ioctl+0x98 vn_ioctl(c179f110,c4546101,c19f2800,c14dbd80,c158e320) at vn_ioctl+0xd1 ioctl(c158e320,cc6d3d14,c,431,3) at ioctl+0x159 syscall(2f,2f,2f,806157a,104) at syscall+0x137 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (54, FreeBSD ELF32, ioctl), eip = 0x8049e03, esp = 0xbfbfe9dc, ebp =0xbfbfeea4 --- -Harry -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 187 bytes Desc: not available Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20050222/4983ceaf/attachment.bin