Re: kern/53624 (dom0 freeze on domU exit)

[Andreas Gustafsson <gson%gson.org@localhost>]

The following reply was made to PR kern/53624; it has been noted by GNATS.

From: Andreas Gustafsson <gson%gson.org@localhost>
To: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
Cc: gnats-bugs%NetBSD.org@localhost
Subject: Re: kern/53624 (dom0 freeze on domU exit)
Date: Wed, 5 Dec 2018 10:58:35 +0200

 Manuel Bouyer wrote:
 > Can you get a stack trace (tr/a) for the processes listed above ?
 
 db> tr/a ffffa30001f3f740
 trace: pid 11125 lid 1 at 0xffffa3003b0c5850
 sleepq_block() at netbsd:sleepq_block+0x99
 cv_wait_sig() at netbsd:cv_wait_sig+0xf3
 fstrans_setstate() at netbsd:fstrans_setstate+0xa7
 genfs_suspendctl() at netbsd:genfs_suspendctl+0x57
 vfs_suspend() at netbsd:vfs_suspend+0x74
 vrevoke_suspend_next() at netbsd:vrevoke_suspend_next+0x2a
 vrevoke() at netbsd:vrevoke+0x2b
 genfs_revoke() at netbsd:genfs_revoke+0x13
 VOP_REVOKE() at netbsd:VOP_REVOKE+0x2e
 vdevgone() at netbsd:vdevgone+0x5b
 vnddoclear() at netbsd:vnddoclear+0xbc
 vndioctl() at netbsd:vndioctl+0x384
 VOP_IOCTL() at netbsd:VOP_IOCTL+0x37
 vn_ioctl() at netbsd:vn_ioctl+0xa1
 sys_ioctl() at netbsd:sys_ioctl+0x103
 syscall() at netbsd:syscall+0x9c
 --- syscall (number 54) ---
 7d2cfc11a78a:
 db> tr /a ffffa300020c34e0
 trace: pid 10492 lid 1 at 0xffffa3003b36d8c0
 sleepq_block() at netbsd:sleepq_block+0x99
 cv_wait() at netbsd:cv_wait+0xf1
 biowait() at netbsd:biowait+0x4f
 scan_mbr() at netbsd:scan_mbr+0x3e
 readdisklabel() at netbsd:readdisklabel+0x15a
 vndopen() at netbsd:vndopen+0x2e7
 spec_open() at netbsd:spec_open+0x386
 VOP_OPEN() at netbsd:VOP_OPEN+0x2f
 vn_open() at netbsd:vn_open+0x203
 do_open() at netbsd:do_open+0x10d
 do_sys_openat() at netbsd:do_sys_openat+0x68
 sys_open() at netbsd:sys_open+0x24
 syscall() at netbsd:syscall+0x9c
 --- syscall (number 5) ---
 72a42d23ea6a:
 db> tr/a ffffa300020834a0 
 trace: pid 0 lid 126 at 0xffffa3003b0dee30
 sleepq_block() at netbsd:sleepq_block+0x99
 vndthread() at netbsd:vndthread+0x53a
 db> tr/a ffffa3000204e040
 trace: pid 0 lid 125 at 0xffffa3003b6d4d30
 sleepq_block() at netbsd:sleepq_block+0x99
 cv_wait() at netbsd:cv_wait+0xf1
 fstrans_start() at netbsd:fstrans_start+0x73c
 VOP_LOCK() at netbsd:VOP_LOCK+0x57
 vn_lock() at netbsd:vn_lock+0x90
 vndthread() at netbsd:vndthread+0x2bd
 db> tr/a ffffa30000ed1660
 trace: pid 0 lid 124 at 0xffffa3003b009e30
 sleepq_block() at netbsd:sleepq_block+0x99
 vndthread() at netbsd:vndthread+0x53a
 db> tr/a ffffa30002031840
 trace: pid 0 lid 123 at 0xffffa3003b0cad30
 sleepq_block() at netbsd:sleepq_block+0x99
 cv_wait() at netbsd:cv_wait+0xf1
 fstrans_start() at netbsd:fstrans_start+0x73c
 VOP_LOCK() at netbsd:VOP_LOCK+0x57
 vn_lock() at netbsd:vn_lock+0x90
 vndthread() at netbsd:vndthread+0x2bd
 db> tr/a ffffa3000088a8e0
 trace: pid 0 lid 66 at 0xffffa3003b024e30
 sleepq_block() at netbsd:sleepq_block+0x99
 vndthread() at netbsd:vndthread+0x53a
 db> 
 
 -- 
 Andreas Gustafsson, gson%gson.org@localhost