misc/106876: panic: page fault, when cdrom is disconnected while notebook in acpi sleep and then resumed

[Alexander Nikiforenko]

>Number:         106876
>Category:       misc
>Synopsis:       panic: page fault, when cdrom is disconnected while notebook in acpi sleep and then resumed
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Dec 18 18:20:13 GMT 2006
>Closed-Date:
>Last-Modified:
>Originator:     Alexander Nikiforenko
>Release:        6.2-PRERELEASE #0: Sat Dec  9 12:42:06
>Organization:
Rambler
>Environment:
FreeBSD t23 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #0: Sat Dec  9 12:42:06 MSK 2006     root at t23:/usr/obj/usr/src/sys/T23  i386
>Description:
#0  doadump () at pcpu.h:165
#1  0xc04f5bee in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
#2  0xc04f5e84 in panic (fmt=0xc06830c4 "%s") at /usr/src/sys/kern/kern_shutdown.c:565
#3  0xc0652b34 in trap_fatal (frame=0xcbf71c88, eva=944) at /usr/src/sys/i386/i386/trap.c:837
#4  0xc065289b in trap_pfault (frame=0xcbf71c88, usermode=0, eva=944) at /usr/src/sys/i386/i386/trap.c:745
#5  0xc06524f9 in trap (frame=
      {tf_fs = -1395851256, tf_es = -656801752, tf_ds = -873005016, tf_edi = 0, tf_esi = 0, tf_ebp = -872997672, tf_isp = -872997708, tf_ebx = -1036404736, tf_edx = -1038664704, tf_ecx = 4, tf_eax = 0, tf_trapno = 12, tf_err = 0, tf_eip = -1069153506, tf_cs = 32, tf_eflags = 66050, tf_esp = 6, tf_ss = -1036404736})
    at /usr/src/sys/i386/i386/trap.c:435
#6  0xc06414da in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#7  0xc046031e in acd_geom_detach (arg=0xc239b800, flag=0) at /usr/src/sys/dev/ata/atapi-cd.c:197
#8  0xc04bab45 in one_event () at /usr/src/sys/geom/geom_event.c:209
#9  0xc04bac1d in g_run_events () at /usr/src/sys/geom/geom_event.c:229
#10 0xc04bc031 in g_event_procbody () at /usr/src/sys/geom/geom_kern.c:141
#11 0xc04def84 in fork_exit (callout=0xc04bbfbc <g_event_procbody>, arg=0x0, frame=0xcbf71d38)
    at /usr/src/sys/kern/kern_fork.c:821
#12 0xc064153c in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:208
>How-To-Repeat:
disconnect cdrom drive while acpi sleep
>Fix:
not known
>Release-Note:
>Audit-Trail:
>Unformatted: