[ 9120.0192152] Reader / writer lock error: rw_vector_tryenter,583: locking against myself
[ 9120.0292145] lock address : 0xffff8a807beed018 type     :     sleep/adaptive
[ 9120.0292145] initialized  : 0xffffffff80769b99
[ 9120.0392146] shared holds :                  1 exclusive:                  0
[ 9120.0392146] shares wanted:                  1 exclusive:                  0
[ 9120.0492146] relevant cpu :                  3 last held:                  3
[ 9120.0592146] relevant lwp : 0xffff850fa20c0200 last held: 0xffff850fa20c0200
[ 9120.0692143] last locked  : 0xffffffff8078edc7 unlocked*: 0xffffffff8078eebb
[ 9120.0692143] owner/count  : 0x0000000000000040 flags    : 000000000000000000
[ 9120.0792142] Turnstile: no active turnstile for this lock.
[ 9120.0892143] panic: LOCKDEBUG: Reader / writer lock error: rw_vector_tryenter,583: locking against myself
[ 9120.0892143] cpu3: Begin traceback...
[ 9120.0992139] vpanic() at netbsd:vpanic+0x156
[ 9120.0992139] device_printf() at netbsd:device_printf
[ 9120.1092137] lockdebug_more.part.0() at netbsd:lockdebug_more.part.0
[ 9120.1192137] rw_tryenter() at netbsd:rw_tryenter+0x11a
[ 9120.1192137] radeon_fence_is_signaled() at netbsd:radeon_fence_is_signaled+0x7c
[ 9120.1292136] linux_fence_is_signaled_locked() at netbsd:linux_fence_is_signaled_locked+0x42
[ 9120.1392136] linux_fence_is_signaled() at netbsd:linux_fence_is_signaled+0x21
[ 9120.1492135] ttm_bo_wait() at netbsd:ttm_bo_wait+0x5e
[ 9120.1492135] ttm_bo_move_accel_cleanup() at netbsd:ttm_bo_move_accel_cleanup+0x4a
[ 9120.1592134] radeon_move_blit.isra.0() at netbsd:radeon_move_blit.isra.0+0xc9
[ 9120.1692133] radeon_bo_move() at netbsd:radeon_bo_move+0xb3
[ 9120.1692133] ttm_bo_handle_move_mem() at netbsd:ttm_bo_handle_move_mem+0x11d
[ 9120.1792132] ttm_mem_evict_first() at netbsd:ttm_mem_evict_first+0x45f
[ 9120.1892133] ttm_bo_mem_space() at netbsd:ttm_bo_mem_space+0x2bf
[ 9120.1892133] ttm_bo_validate() at netbsd:ttm_bo_validate+0xe1
[ 9120.1992130] ttm_bo_init() at netbsd:ttm_bo_init+0x2fc
[ 9120.2092128] radeon_bo_create() at netbsd:radeon_bo_create+0x18e
[ 9120.2092128] radeon_gem_object_create() at netbsd:radeon_gem_object_create+0xa2
[ 9120.2192128] radeon_gem_create_ioctl() at netbsd:radeon_gem_create_ioctl+0x5f
[ 9120.2292128] drm_ioctl() at netbsd:drm_ioctl+0x21a
[ 9120.2292128] drm_ioctl_shim() at netbsd:drm_ioctl_shim+0x38
[ 9120.2392126] sys_ioctl() at netbsd:sys_ioctl+0x56d
[ 9120.2392126] syscall() at netbsd:syscall+0x196
[ 9120.2492125] --- syscall (number 54) ---
[ 9120.2492125] netbsd:syscall+0x196:
[ 9120.2592125] cpu3: End traceback...
[ 9120.2592125] fatal breakpoint trap in supervisor mode
[ 9120.2592125] trap type 1 code 0 rip 0xffffffff80221a35 cs 0x8 rflags 0x3202 cr2 0x7f7ff7e85000 ilevel 0x8 rsp 0xffff8a84adc6d520
[ 9120.2792122] curlwp 0xffff850fa20c0200 pid 1087.1087 lowest kstack 0xffff8a84adc692c0