[Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1". [New Thread 0xafa9c0a0 (LWP 7624)] [New Thread 0xaa1ef0a0 (LWP 7638)] [New Thread 0xa926f0a0 (LWP 7643)] [New Thread 0xa726e0a0 (LWP 7644)] [New Thread 0xa4eff0a0 (LWP 7645)] [New Thread 0xa24070a0 (LWP 7659)] [New Thread 0xa0fd70a0 (LWP 7667)] [New Thread 0xa07d60a0 (LWP 7668)] [New Thread 0x9ffd50a0 (LWP 7669)] [New Thread 0x9f7d40a0 (LWP 7670)] [New Thread 0x9efd30a0 (LWP 7671)] [New Thread 0x9de2e0a0 (LWP 7672)] [New Thread 0x9d62d0a0 (LWP 7673)] [New Thread 0x9b62c0a0 (LWP 7674)] [Thread 0x9f7d40a0 (LWP 7670) exited] [New Thread 0x9f7d40a0 (LWP 7783)] [New Thread 0x99cd30a0 (LWP 7794)] [New Thread 0x98fb70a0 (LWP 7797)] [New Thread 0x987b60a0 (LWP 7798)] [New Thread 0x97fb50a0 (LWP 7808)] [New Thread 0x977b40a0 (LWP 7809)] [New Thread 0x95efe0a0 (LWP 7823)] [Thread 0xa07d60a0 (LWP 7668) exited] [New Thread 0xa07d60a0 (LWP 7952)] [Thread 0xa07d60a0 (LWP 7952) exited] [New Thread 0xa07d60a0 (LWP 8003)] [Thread 0xa07d60a0 (LWP 8003) exited] [New Thread 0xa07d60a0 (LWP 8052)] [Thread 0xa07d60a0 (LWP 8052) exited] [New Thread 0xa07d60a0 (LWP 9169)] [Thread 0xa07d60a0 (LWP 9169) exited] Thread 4 "Thread (pooled)" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0xa926f0a0 (LWP 7643)] 0x00672b06 in (anonymous namespace)::::operator() (this=0x5f867e0) at ./kstars/fitsviewer/stretch.cpp:88 #0 0x00672b06 in (anonymous namespace)::::operator() (this=0x5f867e0) at ./kstars/fitsviewer/stretch.cpp:88 #1 QtConcurrent::StoredFunctorCall0 >::runFunctor(void) (this=0x5f867d0) at /usr/include/arm-linux-gnueabihf/qt5/QtConcurrent/qtconcurrentstoredfunctioncall.h:70 #2 0x005afa76 in QtConcurrent::RunFunctionTask::run (this=0x5f867d0) at /usr/include/arm-linux-gnueabihf/qt5/QtCore/qfutureinterface.h:293 #3 0xb439bf30 in ?? () from /usr/lib/arm-linux-gnueabihf/libQt5Core.so.5 #4 0xb43a4b58 in ?? () from /usr/lib/arm-linux-gnueabihf/libQt5Core.so.5 #5 0xb5154494 in start_thread (arg=0xa926f0a0) at pthread_create.c:486 #6 0xb3ac3578 in ?? () at ../sysdeps/unix/sysv/linux/arm/clone.S:73 from /lib/arm-linux-gnueabihf/libc.so.6 Backtrace stopped: previous frame identical to this frame (corrupt stack?) [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/arm-linux-gnueabihf/libthread_db.so.1". [New Thread 0xafa9c0a0 (LWP 9542)] [New Thread 0xaa1ef0a0 (LWP 9553)] [New Thread 0xa926f0a0 (LWP 9561)] [New Thread 0xa706e0a0 (LWP 9562)] [New Thread 0xa506d0a0 (LWP 9563)] [New Thread 0xa22f40a0 (LWP 9574)] [New Thread 0xa0dd70a0 (LWP 9582)] [New Thread 0xa05d60a0 (LWP 9583)] [New Thread 0x9fdd50a0 (LWP 9584)] [New Thread 0x9f5d40a0 (LWP 9585)] [New Thread 0x9edd30a0 (LWP 9589)] [New Thread 0x9dc2e0a0 (LWP 9590)] [New Thread 0x9d42d0a0 (LWP 9591)] [New Thread 0x9b42c0a0 (LWP 9592)] [Thread 0x9f5d40a0 (LWP 9585) exited] [Thread 0xa506d0a0 (LWP 9563) exited] [Thread 0x9d42d0a0 (LWP 9591) exited] [Thread 0xa706e0a0 (LWP 9562) exited] [Thread 0xa926f0a0 (LWP 9561) exited] [Thread 0xa05d60a0 (LWP 9583) exited]