# Blender 3.0.0, Commit date: 2021-07-19 01:57, Hash ff01070b5ca9
bpy.ops.object.editmode_toggle()  # Operator
bpy.ops.mesh.select_mode(use_extend=False, use_expand=False, type='FACE')  # Operator
bpy.ops.mesh.delete(type='FACE')  # Operator
bpy.ops.mesh.delete(type='FACE')  # Operator
bpy.ops.mesh.delete(type='FACE')  # Operator

# backtrace
/blender-git/alpha/bin/blender(BLI_system_backtrace+0x33) [0xa95a353]
/blender-git/alpha/bin/blender() [0xfc4dee]
/usr/lib/libc.so.6(+0x3cda0) [0x7f8f4e1a5da0]
/usr/lib/libpthread.so.0(pthread_mutex_lock+0x4) [0x7f8f4e6fd424]
//blender-git/alpha/bin/blender(_ZN7blender3gpu9GLContext11orphans_addERNS_6VectorIjLl4ENS_16GuardedAllocatorEEERSt5mutexj+0x27) [0x891e1e7]
//blender-git/alpha/bin/blender(_ZN7blender3gpu9GLContext8vao_freeEj+0x2d) [0x891e27d]
//blender-git/alpha/bin/blender(_ZN7blender3gpu10GLVaoCache5clearEv+0xed) [0x891d23d]
//blender-git/alpha/bin/blender(_ZN7blender3gpu10GLVaoCacheD1Ev+0x9) [0x891d299]
//blender-git/alpha/bin/blender(_ZN7blender3gpu7GLBatchD0Ev+0x1c) [0x891d66c]
//blender-git/alpha/bin/blender() [0x15ab14e]
//blender-git/alpha/bin/blender(DRW_mesh_batch_cache_dirty_tag+0x1ce) [0x15abd1e]
//blender-git/alpha/bin/blender() [0x1538c82]
//blender-git/alpha/bin/blender() [0x1538e62]
//blender-git/alpha/bin/blender() [0xa95e4fd]
//blender-git/alpha/bin/blender() [0x13c38e5]
//blender-git/alpha/bin/blender() [0x13c3b9b]
//blender-git/alpha/bin/blender(BLI_task_pool_work_and_wait+0xca) [0xa95e2fa]
//blender-git/alpha/bin/blender(_ZN7blender3deg23deg_evaluate_on_refreshEPNS0_9DepsgraphE+0x1f8) [0x1539258]
//blender-git/alpha/bin/blender() [0x10a3591]
//blender-git/alpha/bin/blender(wm_event_do_depsgraph+0xbb) [0x13ccf6b]
//blender-git/alpha/bin/blender(wm_event_do_refresh_wm_and_depsgraph+0x87) [0x13cd0b7]
//blender-git/alpha/bin/blender(wm_event_do_notifiers+0x3e0) [0x13d3f10]
//blender-git/alpha/bin/blender(WM_main+0x28) [0x13c8fa8]
//blender-git/alpha/bin/blender(main+0x330) [0xee8ea0]
/usr/lib/libc.so.6(__libc_start_main+0xd5) [0x7f8f4e190b25]
//blender-git/alpha/bin/blender(_start+0x2e) [0xfc14be]

# Python backtrace