[Bug 242961] Crashes (elf64_coredump … vm_object_set_writeable_dirty) after the recent vm patch series

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242961

--- Comment #9 from Greg V <greg at unrelenting.technology> ---
(In reply to Mark Johnston from comment #8)

Now panicked inside ttm_pool_populate (that's progress I guess!)

Fatal trap 12: page fault while in kernel mode                                 
                                              [10/33]
cpuid = 3; apic id = 03                                                         
fault virtual address   = 0x0                                                   
fault code              = supervisor read data, page not present                
instruction pointer     = 0x20:0xffffffff81ea00a3                               
stack pointer           = 0x28:0xfffffe00db84a310                               
frame pointer           = 0x28:0xfffffe00db84a3b0                               
code segment            = base 0x0, limit 0xfffff, type 0x1b                    
                        = DPL 0, pres 1, long 1, def32 0, gran 1                
processor eflags        = interrupt enabled, resume, IOPL = 0                   
current process         = 21437 (wayfire)                                       
trap number             = 12
panic: page fault

#8  <signal handler called>
#9  0xffffffff81ea00a3 in ttm_pool_populate () from /boot/modules/ttm.ko
#10 0xffffffff81ea03df in ttm_populate_and_map_pages () from
/boot/modules/ttm.ko
#11 0xffffffff81ea1816 in ttm_tt_bind () from /boot/modules/ttm.ko
#12 0xffffffff81e99cdc in ttm_bo_handle_move_mem () from /boot/modules/ttm.ko
#13 0xffffffff81e97248 in ttm_bo_validate () from /boot/modules/ttm.ko
#14 0xffffffff81e97605 in ttm_bo_init_reserved () from /boot/modules/ttm.ko
#15 0xffffffff81bb1c7b in amdgpu_bo_do_create () from /boot/modules/amdgpu.ko
#16 0xffffffff81bb124e in amdgpu_bo_create () from /boot/modules/amdgpu.ko
#17 0xffffffff81ba5b5c in amdgpu_gem_create_ioctl () from
/boot/modules/amdgpu.ko
#18 0xffffffff81e31cf7 in drm_ioctl_kernel () from /boot/modules/drm.ko
#19 0xffffffff81e31fd7 in drm_ioctl () from /boot/modules/drm.ko
#20 0xffffffff81ba1d8b in amdgpu_drm_ioctl () from /boot/modules/amdgpu.ko

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