Re: kern/53254: kernel panic in scsibus_discover_thread

[coypu%sdf.org@localhost]

The following reply was made to PR kern/53254; it has been noted by GNATS.

From: coypu%sdf.org@localhost
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/53254: kernel panic in scsibus_discover_thread
Date: Thu, 3 May 2018 16:58:08 +0000

 On Thu, May 03, 2018 at 12:15:01PM +0000, Michael van Elst wrote:
 >  Can you identify the faulting instruction and source line ?
 >  
 >  A fault address of 0xa9 looks strange.
 
    0xffffffff80267583 <+92>:	mov    (%r14),%rbx
    0xffffffff80267586 <+95>:	cmp    (%rbx),%r12
    0xffffffff80267589 <+98>:	jne    0xffffffff80267574 <scsibus_discover_thread+77>
    0xffffffff8026758b <+100>:	mov    $0xffffffff81517eb8,%rdi
    0xffffffff80267592 <+107>:	callq  0xffffffff80226860 <mutex_exit>
    0xffffffff80267597 <+112>:	mov    $0xffffffff,%edx
    0xffffffff8026759c <+117>:	mov    %edx,%esi
    0xffffffff8026759e <+119>:	mov    %r15,%rdi
    0xffffffff802675a1 <+122>:	callq  0xffffffff80266d54 <scsi_probe_bus>
 => 0xffffffff802675a6 <+127>:	mov    $0xffffffff81517eb8,%rdi
    0xffffffff802675ad <+134>:	callq  0xffffffff80226840 <mutex_enter>
    0xffffffff802675b2 <+139>:	mov    0x8(%rbx),%rax
    0xffffffff802675b6 <+143>:	test   %rax,%rax
    0xffffffff802675b9 <+146>:	je     0xffffffff8026763f <scsibus_discover_thread+280>
    0xffffffff802675bf <+152>:	mov    0x10(%rbx),%rdx
    0xffffffff802675c3 <+156>:	mov    %rdx,0x10(%rax)
    0xffffffff802675c7 <+160>:	mov    0x10(%rbx),%rax
    0xffffffff802675cb <+164>:	mov    0x8(%rbx),%rdx
    0xffffffff802675cf <+168>:	mov    %rdx,(%rax)
    0xffffffff802675d2 <+171>:	mov    $0xffffffff81517ea0,%rdi
    0xffffffff802675d9 <+178>:	callq  0xffffffff80992243 <cv_broadcast>
    0xffffffff802675de <+183>:	mov    $0xffffffff81517eb8,%rdi
    0xffffffff802675e5 <+190>:	callq  0xffffffff80226860 <mutex_exit>
    0xffffffff802675b9 <+146>:	je     0xffffffff8026763f <scsibus_discover_thread+280>
    0xffffffff802675bf <+152>:	mov    0x10(%rbx),%rdx
    0xffffffff802675c3 <+156>:	mov    %rdx,0x10(%rax)
    0xffffffff802675c7 <+160>:	mov    0x10(%rbx),%rax
    0xffffffff802675cb <+164>:	mov    0x8(%rbx),%rdx
    0xffffffff802675cf <+168>:	mov    %rdx,(%rax)
    0xffffffff802675d2 <+171>:	mov    $0xffffffff81517ea0,%rdi
    0xffffffff802675d9 <+178>:	callq  0xffffffff80992243 <cv_broadcast>
    0xffffffff802675de <+183>:	mov    $0xffffffff81517eb8,%rdi
    0xffffffff802675e5 <+190>:	callq  0xffffffff80226860 <mutex_exit>
 
 No matching netbsd.gdb.