Re: kern/52147: deadlock when booting from USB disk

[Michael van Elst <mlelstv%serpens.de@localhost>]

On Wed, Apr 12, 2017 at 02:25:13PM -0400, Christos Zoulas wrote:

> I think it is better to just fix it not to deadlock, this is why I was
> asking for a stack trace...

Typed manually from the screenshots....

mi_switch
sleepq_block
cv_wait
biowait
breadn
ufs_blkatoff
ufs_lookup
VOP_LOOKUP
lookup_once
namei_tryemulroot
namei
vn_open
kobj_load_vfs
module_load_vfs
module_do_load
module_autoload
scsipi_print_sense_stub
scsipi_interpret_sense
scsipi_complete
scsipi_execute_xs
scsipi_command
scsipi_mode_sense_big
sd_mode_sense
sdioctl
spec_ioctl
VOP_IOCTL
spec_ioctl
VOP_IOCTL
wapbl_start
ffs_wapbl_start
ffs_mount
VFS_MOUNT
do_sys_mount
sys___mount50
syscall



Greetings,
-- 
                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."