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re: kern/49710: i386 radeondrmkms panic when starting Xorg




> trap type 1 code 0 eip c02516b4 cs 8 eflags 202 cr2 bbae74f8 ilevel 8 esp da780f6c
> curlwp 0xc38e0d40 pid 73 lid 1 lowest kstack 0xdb4d72c0
> Stopped in pid 73.1 (Xorg) at   netbsd:breakpoint+0x4:  popl    %ebp
> db{0}> bt                                                           
> breakpoint(c0aebac0,3f8,5,c0b3e400,c0b3e400,c046b3ee,c34b0608,c34b0580,c34de164,
> c34df000) at netbsd:breakpoint+0x4                                             
> comintr(c34b04c8,db4d9c58,0,0,0,0,0,0,0,0) at netbsd:comintr+0x5d5
> --- switch to interrupt stack ---                                 
> Xintr_legacy4() at netbsd:Xintr_legacy4+0xc3
> --- interrupt ---                           
> mutex_spin_enter(c2fddb54,c2fddb50,32,bffb,0,0,c0000000,1003fff,c2fdd8c0,db4d9d7
                   ^^^^^^^^
> 0) at netbsd:mutex_spin_enter+0x31                                             
> radeon_fence_wait_seq(c2fdd870,c2fdd000,5,0,5,0,0,0,0,0) at netbsd:radeon_fence_
> wait_seq+0x125                                                                 
> radeon_fence_wait(c3b1fabc,1,1,c96210,1,c2fdd701,c3b1fabc,c3836184,0,c383610c) a

can you reproduce this?  if so, please also run "show lock c2fddb54"
from ddb -- where the first argument to mutex_spin_enter is the
argument to show lock.

this seems like a deadlock, and the above will show info about the
lock being waited on.


.mrg.


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