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Subject: Re: kernel panic during reboot
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On 6/24/07, Kostik Belousov <kostikbel@gmail.com> wrote:
> > #11 0xc07d7783 in vput (vp=0xc5b3e990)
> > at /usr/src/sys/kern/vfs_subr.c:2176
> For start, show the output of "p/x *vp"  at this frame.

(sorry for sending it twice ... forget to reply to ALL the first time
so the list wasn't on CC)

(kgdb) p/x *vp
$1 = {v_type = 0x2, v_tag = 0xc0aa4433, v_op = 0xc0b67320,
 v_data = 0xc5d11000, v_mount = 0xc5d08d0c, v_nmntvnodes = {
   tqe_next = 0xc5b3e880, tqe_prev = 0xc5d08d74}, v_un = {vu_mount = 0x0,
   vu_socket = 0x0, vu_cdev = 0x0, vu_fifoinfo = 0x0}, v_hashlist = {
   le_next = 0x0, le_prev = 0xc5bceab0}, v_hash = 0x2, v_cache_src = {
   lh_first = 0x0}, v_cache_dst = {tqh_first = 0x0, tqh_last = 0xc5b3e9c0},
 v_dd = 0x0, v_cstart = 0x0, v_lasta = 0x0, v_lastw = 0x0, v_clen = 0x0,
 v_lock = {lk_object = {lo_name = 0xc0aa4433, lo_type = 0xc0aa4433,
     lo_flags = 0x4390000, lo_witness_data = {lod_list = {stqe_next = 0x0},
       lod_witness = 0x0}}, lk_interlock = 0xc0bac360, lk_flags = 0x40040,
   lk_sharecount = 0x0, lk_waitcount = 0x0, lk_exclusivecount = 0x1,
   lk_prio = 0x50, lk_timo = 0x33, lk_lockholder = 0xc5931660,
   lk_newlock = 0x0}, v_interlock = {lock_object = {lo_name = 0xc0aae9d6,
     lo_type = 0xc0aae9d6, lo_flags = 0x1030000, lo_witness_data = {
       lod_list = {stqe_next = 0x0}, lod_witness = 0x0}},
   mtx_lock = 0xc5931660, mtx_recurse = 0x0}, v_vnlock = 0xc5b3e9e8,
 v_holdcnt = 0x1, v_usecount = 0x0, v_iflag = 0x0, v_vflag = 0x1,
 v_writecount = 0x0, v_freelist = {tqe_next = 0x0, tqe_prev = 0x0},
 v_bufobj = {bo_mtx = 0xc5b3ea18, bo_clean = {bv_hd = {
       tqh_first = 0xd99c5918, tqh_last = 0xd99c5950}, bv_root = 0xd99c5918,
     bv_cnt = 0x1}, bo_dirty = {bv_hd = {tqh_first = 0x0,
       tqh_last = 0xc5b3ea64}, bv_root = 0x0, bv_cnt = 0x0},
   bo_numoutput = 0x0, bo_flag = 0x0, bo_ops = 0xc0b55080, bo_bsize = 0x4000,
   bo_object = 0xc612f960, bo_synclist = {le_next = 0x0, le_prev = 0x0},
   bo_private = 0xc5b3e990, __bo_vnode = 0xc5b3e990}, v_pollinfo = 0x0,
 v_label = 0x0}

The filesystem in questions appears to be the root file system btw.