Re: kern/53991: X does not work on amd64/7.2 after pgoyette-compat

[Tetsuya Isaki <isaki%pastel-flower.jp@localhost>]

The following reply was made to PR kern/53991; it has been noted by GNATS.

From: Tetsuya Isaki <isaki%pastel-flower.jp@localhost>
To: gnats-bugs%NetBSD.org@localhost, Paul Goyette <paul%whooppee.com@localhost>
Cc: 
Subject: Re: kern/53991: X does not work on amd64/7.2 after pgoyette-compat
Date: Tue, 19 Feb 2019 21:14:05 +0900

 At Tue, 19 Feb 2019 05:48:34 +0800 (PST),
 Paul Goyette wrote:
 > Please use ktruss(1) (or ktrace/kdump) to determine the specific system 
 > call that is failing.
 
 Thank you for quick response.
 I found the problem while I try to use ktruss.
 
 uim-xim (from pkgsrc/inputmethod/uim) cause a panic even without X.
 So I was able to get a backtrace.  Does this help you?
 By the way, my subject was not correct, sorry :(
 
 % uim-xim
  :
  1539 1 uim-xim open("/usr/pkg/lib/nss_nis.so.0", 0, ...) Err#2 ENOENT
  1539 1 uim-xim open("/usr/lib/nss_nis.so.0", 0, 0x6e) Err#2 ENOENT
  1539 1 uim-xim __sigprocmask14(0x3, 0x7f7fffabb940, 0) = 0
  1539 1 uim-xim __lwp_self() = 1
  1539 1 uim-xim __sigprocmask14(0x1, 0x7f7fffabb900, 0x7f7fffabb940) = 0
  1539 1 uim-xim open("/usr/X11R7/lib/nss_files.so.0", 0, 0x6e) Err#2 ENOENT
  1539 1 uim-xim open("/usr/pkg/lib/nss_files.so.0", 0, 0x70) Err#2 ENOENT
  1539 1 uim-xim open("/usr/lib/nss_files.so.0", 0, 0x6e) Err#2 ENOENT
  1539 1 uim-xim __sigprocmask14(0x3, 0x7f7fffabb940, 0) = 0
  1539 1 uim-xim __lwp_self() = 1
  1539 1 uim-xim __sigprocmask14(0x1, 0x7f7fffabb900, 0x7f7fffabb940) = 0
  1539 1 uim-xim open("/usr/X11R7/lib/nss_dns.so.0", 0, 0x6e) Err#2 ENOENT
 uvm_fault(0xffff803279bfe170, 0x0, 1) -> e
 fatal page fault in supervisor mode
 trap type 6 code 0 rip 0xffffffff80a36ebd cs 0x8 rflags 0x10246 cr2 0x1
 ilevel 0 rsp 0xffff87002e6a3e80
 curlwp 0xffff8032a5ef2200 pid 1539.1 lowest kstack 0xffff87002e6a02c0
 kernel: page fault trap, code=0
 Stopped in pid 1539.1 (uim-xim) at netbsd:uipc_ctloutput+0x6e: cmpb
 $
 0,0(%rax)
 db{0}> bt
 uipc_ctloutput() at netbsd:uipc_ctloutput+0x6e
 sosetopt() at netbsd:sosetopt+0x7d
 sys_setsockopt() at netbsd:sys_setsockopt+0x8e
 syscall() at netbsd:syscall+0x2d8
 --- syscall (number 105) ---
 79da516d1c4a:
 db{0}>
 
 ---
 Tetsuya Isaki <isaki%pastel-flower.jp@localhost / isaki%NetBSD.org@localhost>