Intel:

#0  0x00007f268ebc4c3a u_transfer_helper_transfer_unmap (iris_dri.so + 0xbc4c3a)
#1  0x00007f268e5bf39e tc_call_texture_unmap (iris_dri.so + 0x5bf39e)
#2  0x00007f268e5bf842 tc_batch_execute (iris_dri.so + 0x5bf842)
#3  0x00007f268e5c012b _tc_sync.constprop.0 (iris_dri.so + 0x5c012b)
#4  0x00007f268e5c6058 tc_flush (iris_dri.so + 0x5c6058)
#5  0x00007f268e16cec5 st_context_flush (iris_dri.so + 0x16cec5)
#6  0x00007f268e084209 dri_flush (iris_dri.so + 0x84209)
#7  0x000000000049d029 _ZN8meetwise6vstart2fb3gbm5planeD2Ev (vstart + 0x9d029)
#8  0x00000000004ca2e4 _ZN8meetwise6vstartL16create_jpeg_nv12ERKNS0_2fb3gbm6bufferE (vstart + 0xca2e4)
#9  0x00000000004ca530 _ZNSt17_Function_handlerIFSt10unique_ptrINSt13__future_base12_Result_baseENS2_8_DeleterEEvENS1_12_Task_setterIS0_INS1_7_ResultISt4pairISt1>
#10 0x00000000004aa6fb _ZNSt13__future_base13_State_baseV29_M_do_setEPSt8functionIFSt10unique_ptrINS_12_Result_baseENS3_8_DeleterEEvEEPb (vstart + 0xaa6fb)
#11 0x00007f269248cfa7 __pthread_once_slow (libc.so.6 + 0x8afa7)
#12 0x00000000004c9d54 _ZNSt13__future_base11_Task_stateISt5_BindIFZN8meetwise6vstart7preview6updateEvEUlvE1_vEESaIiEFSt4pairISt10shared_ptrINS2_4blob4blobEENS3_>
#13 0x00007f2694d4accb _ZNSt6thread11_State_implINS_8_InvokerISt5tupleIJZN8meetwise2io5async11thread_poolC4EmRNS4_9event_muxEEUlvE_EEEEE6_M_runEv (libmdi-common.>
#14 0x00007f26926db2e4 n/a (libstdc++.so.6 + 0xdb2e4)
#15 0x00007f2692487ff2 start_thread (libc.so.6 + 0x85ff2)
#16 0x00007f269250abfc __clone3 (libc.so.6 + 0x108bfc)

AMD:

#0  0x00007f61a4cbd89a si_launch_grid (radeonsi_dri.so + 0x6bd89a)
#1  0x00007f61a4cbf2b2 si_launch_grid_internal (radeonsi_dri.so + 0x6bf2b2)
#2  0x00007f61a4cc0535 si_compute_copy_image (radeonsi_dri.so + 0x6c0535)
#3  0x00007f61a4cb7ac7 si_resource_copy_region (radeonsi_dri.so + 0x6b7ac7)
#4  0x00007f61a4c9de33 si_texture_transfer_map (radeonsi_dri.so + 0x69de33)
#5  0x00007f61a467f752 dri2_map_image (radeonsi_dri.so + 0x7f752)
#6  0x00007f61aaedabad gbm_dri_bo_map (libgbm.so.1 + 0x4bad)
#7  0x00000000004a1b1e _ZNK8meetwise6vstart2fb3gbm2bo3mapEj (vstart + 0xa1b1e)
#8  0x00000000004a1c48 _ZNK8meetwise6vstart2fb3gbm6buffer9get_planeEmj (vstart + 0xa1c48)
#9  0x00000000004d00d8 _ZN8meetwise6vstartL16create_jpeg_nv12ERKNS0_2fb3gbm6bufferE (vstart + 0xd00d8)
#10 0x00000000004d05b9 _ZNSt17_Function_handlerIFSt10unique_ptrINSt13__future_base12_Result_baseENS2_8_DeleterEEvENS1_12_Task_setterIS0_INS1_7_ResultISt4pairISt>
#11 0x00000000004afbeb _ZNSt13__future_base13_State_baseV29_M_do_setEPSt8functionIFSt10unique_ptrINS_12_Result_baseENS3_8_DeleterEEvEEPb (vstart + 0xafbeb)
#12 0x00007f61a8a8cfa7 __pthread_once_slow (libc.so.6 + 0x8afa7)
#13 0x00000000004cfd87 _ZNSt13__future_base11_Task_stateISt5_BindIFZN8meetwise6vstart7preview6updateEvEUlvE1_vEESaIiEFSt4pairISt10shared_ptrINS2_4blob4blobEENS3>
#14 0x00007f61ab386ccb _ZNSt6thread11_State_implINS_8_InvokerISt5tupleIJZN8meetwise2io5async11thread_poolC4EmRNS4_9event_muxEEUlvE_EEEEE6_M_runEv (libmdi-common>
#15 0x00007f61a8cdb2e4 n/a (libstdc++.so.6 + 0xdb2e4)
#16 0x00007f61a8a87ff2 start_thread (libc.so.6 + 0x85ff2)
#17 0x00007f61a8b0abfc __clone3 (libc.so.6 + 0x108bfc)