What is this, and how can I fix it?

May 28 11:11:53 demeter lightdm[5235]: pam_unix(lightdm:session): session opened for user ircecho-astina(uid=1001) by ircecho-astina(uid=0)
May 28 11:13:40 demeter systemd-coredump[6334]: Process 5141 (Xorg) of user 0 dumped core.
                                                
                                                Stack trace of thread 5152:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5155:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5156:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5158:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5157:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5151:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5142:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15cff1a43d n/a (libgallium-25.1.1-arch1.1.so + 0x51a43d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5159:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5149:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5154:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5145:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15cff1a43d n/a (libgallium-25.1.1-arch1.1.so + 0x51a43d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5161:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5153:
                                                #0  0x00007f15d31a5f9d pthread_barrier_wait (libc.so.6 + 0x93f9d)
                                                #1  0x00007f15cff1b75e n/a (libgallium-25.1.1-arch1.1.so + 0x51b75e)
                                                #2  0x00007f15d0249cca n/a (libgallium-25.1.1-arch1.1.so + 0x849cca)
                                                #3  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #4  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #5  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5165:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5141:
                                                #0  0x000055a918399f59 GetScratchGC (/usr/lib/Xorg + 0x8cf59)
                                                #1  0x000055a9183a7d44 PixmapSyncDirtyHelper (/usr/lib/Xorg + 0x9ad44)
                                                #2  0x00007f15d298221d n/a (modesetting_drv.so + 0x921d)
                                                #3  0x00007f15d298bb8e n/a (modesetting_drv.so + 0x12b8e)
                                                #4  0x000055a918382eb5 BlockHandler (/usr/lib/Xorg + 0x75eb5)
                                                #5  0x000055a91845b956 WaitForSomething (/usr/lib/Xorg + 0x14e956)
                                                #6  0x000055a91834014b n/a (/usr/lib/Xorg + 0x3314b)
                                                #7  0x00007f15d31396b5 n/a (libc.so.6 + 0x276b5)
                                                #8  0x00007f15d3139769 __libc_start_main (libc.so.6 + 0x27769)
                                                #9  0x000055a9183412b5 _start (/usr/lib/Xorg + 0x342b5)
                                                
                                                Stack trace of thread 5150:
                                                #0  0x00007f15d31a5f9d pthread_barrier_wait (libc.so.6 + 0x93f9d)
                                                #1  0x00007f15cff1b75e n/a (libgallium-25.1.1-arch1.1.so + 0x51b75e)
                                                #2  0x00007f15d0249cca n/a (libgallium-25.1.1-arch1.1.so + 0x849cca)
                                                #3  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #4  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #5  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5163:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5164:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5143:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15cff1a43d n/a (libgallium-25.1.1-arch1.1.so + 0x51a43d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5160:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5167:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5168:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5166:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5169:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5162:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5172:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15cff1a43d n/a (libgallium-25.1.1-arch1.1.so + 0x51a43d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5148:
                                                #0  0x00007f15cf903724 n/a (n/a + 0x0)
                                                #1  0x00007f15d024ac0a n/a (libgallium-25.1.1-arch1.1.so + 0x84ac0a)
                                                #2  0x00007f15d024ad3b n/a (libgallium-25.1.1-arch1.1.so + 0x84ad3b)
                                                #3  0x00007f15d024a776 n/a (libgallium-25.1.1-arch1.1.so + 0x84a776)
                                                #4  0x00007f15d024ab24 n/a (libgallium-25.1.1-arch1.1.so + 0x84ab24)
                                                #5  0x00007f15d0249bd2 n/a (libgallium-25.1.1-arch1.1.so + 0x849bd2)
                                                #6  0x00007f15d0249cd6 n/a (libgallium-25.1.1-arch1.1.so + 0x849cd6)
                                                #7  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #8  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #9  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5170:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5144:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15cff1a43d n/a (libgallium-25.1.1-arch1.1.so + 0x51a43d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5171:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a464c n/a (libc.so.6 + 0x9264c)
                                                #3  0x00007f15d31a6d1e pthread_cond_wait (libc.so.6 + 0x94d1e)
                                                #4  0x00007f15cff5fe5e n/a (libgallium-25.1.1-arch1.1.so + 0x55fe5e)
                                                #5  0x00007f15d024544d n/a (libgallium-25.1.1-arch1.1.so + 0x84544d)
                                                #6  0x00007f15cff5fd8d n/a (libgallium-25.1.1-arch1.1.so + 0x55fd8d)
                                                #7  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #8  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                
                                                Stack trace of thread 5177:
                                                #0  0x00007f15d31afe22 n/a (libc.so.6 + 0x9de22)
                                                #1  0x00007f15d31a3fda n/a (libc.so.6 + 0x91fda)
                                                #2  0x00007f15d31a4024 n/a (libc.so.6 + 0x92024)
                                                #3  0x00007f15d322b475 epoll_wait (libc.so.6 + 0x119475)
                                                #4  0x000055a91846073e n/a (/usr/lib/Xorg + 0x15373e)
                                                #5  0x000055a918464049 n/a (/usr/lib/Xorg + 0x157049)
                                                #6  0x00007f15d31a77eb n/a (libc.so.6 + 0x957eb)
                                                #7  0x00007f15d322b18c n/a (libc.so.6 + 0x11918c)
                                                ELF object binary architecture: AMD x86-64