diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8cfd618403..a6236e261d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -92,10 +92,10 @@ jobs:
     - name: Install dependencies (macOS)
       if: runner.os == 'macOS'
       run: |
-        curl -O https://www.panda3d.org/download/panda3d-1.10.8/panda3d-1.10.8-tools-mac.tar.gz
-        tar -xf panda3d-1.10.8-tools-mac.tar.gz
-        mv panda3d-1.10.8/thirdparty thirdparty
-        rmdir panda3d-1.10.8
+        curl -O https://www.panda3d.org/download/panda3d-1.10.9/panda3d-1.10.9-tools-mac.tar.gz
+        tar -xf panda3d-1.10.9-tools-mac.tar.gz
+        mv panda3d-1.10.9/thirdparty thirdparty
+        rmdir panda3d-1.10.9
 
         # Temporary hack so that pzip can run, since we are about to remove Cg anyway.
         install_name_tool -id "$(pwd)/thirdparty/darwin-libs-a/nvidiacg/lib/libCg.dylib" thirdparty/darwin-libs-a/nvidiacg/lib/libCg.dylib
@@ -347,16 +347,16 @@ jobs:
       shell: powershell
       run: |
         $wc = New-Object System.Net.WebClient
-        $wc.DownloadFile("https://www.panda3d.org/download/panda3d-1.10.8/panda3d-1.10.8-tools-win64.zip", "thirdparty-tools.zip")
+        $wc.DownloadFile("https://www.panda3d.org/download/panda3d-1.10.9/panda3d-1.10.9-tools-win64.zip", "thirdparty-tools.zip")
         Expand-Archive -Path thirdparty-tools.zip
-        Move-Item -Path thirdparty-tools/panda3d-1.10.8/thirdparty -Destination .
+        Move-Item -Path thirdparty-tools/panda3d-1.10.9/thirdparty -Destination .
     - name: Get thirdparty packages (macOS)
       if: runner.os == 'macOS'
       run: |
-        curl -O https://www.panda3d.org/download/panda3d-1.10.8/panda3d-1.10.8-tools-mac.tar.gz
-        tar -xf panda3d-1.10.8-tools-mac.tar.gz
-        mv panda3d-1.10.8/thirdparty thirdparty
-        rmdir panda3d-1.10.8
+        curl -O https://www.panda3d.org/download/panda3d-1.10.9/panda3d-1.10.9-tools-mac.tar.gz
+        tar -xf panda3d-1.10.9-tools-mac.tar.gz
+        mv panda3d-1.10.9/thirdparty thirdparty
+        rmdir panda3d-1.10.9
         (cd thirdparty/darwin-libs-a && rm -rf rocket)
     - name: Set up Python 3.9
       uses: actions/setup-python@v1
diff --git a/.travis.yml b/.travis.yml
deleted file mode 100644
index e9fd95d1f6..0000000000
--- a/.travis.yml
+++ /dev/null
@@ -1,7 +0,0 @@
-language: cpp
-branches:
-  only:
-    - release/1.10.x
-    - release/1.9.x
-script:
-    - echo "Build disabled on master branch."
diff --git a/dtool/src/dtoolutil/pandaFileStreamBuf.cxx b/dtool/src/dtoolutil/pandaFileStreamBuf.cxx
index 676f17e0e6..1caecaf991 100644
--- a/dtool/src/dtoolutil/pandaFileStreamBuf.cxx
+++ b/dtool/src/dtoolutil/pandaFileStreamBuf.cxx
@@ -333,7 +333,7 @@ seekoff(streamoff off, ios_seekdir dir, ios_openmode which) {
       // Posix case.
       {
         off_t li = lseek(_fd, off, SEEK_END);
-        if (li == (off_t)-1) {
+        if (li == (off_t)-1 || (sizeof(off_t) == 8 && li == 0x7fffffffffffffff)) {
           return -1;
         }
         new_pos = (size_t)li;
diff --git a/makepanda/makepanda.py b/makepanda/makepanda.py
index 6cf90e720c..5c52cf86bf 100755
--- a/makepanda/makepanda.py
+++ b/makepanda/makepanda.py
@@ -789,6 +789,7 @@ if (COMPILER=="GCC"):
         if (os.path.isdir("/usr/PCBSD")):
             IncDirectory("ALWAYS", "/usr/PCBSD/local/include")
             LibDirectory("ALWAYS", "/usr/PCBSD/local/lib")
+        SmartPkgEnable("INOTIFY", "libinotify", ("inotify"), "sys/inotify.h")
 
     if GetTarget() != "windows":
         PkgDisable("DIRECTCAM")
@@ -2434,7 +2435,6 @@ def WriteConfigSettings():
         dtool_config["IS_FREEBSD"] = '1'
         dtool_config["PHAVE_ALLOCA_H"] = 'UNDEF'
         dtool_config["PHAVE_MALLOC_H"] = 'UNDEF'
-        dtool_config["PHAVE_LINUX_INPUT_H"] = 'UNDEF'
         dtool_config["HAVE_PROC_CURPROC_FILE"] = '1'
         dtool_config["HAVE_PROC_CURPROC_MAP"] = '1'
         dtool_config["HAVE_PROC_CURPROC_CMDLINE"] = '1'
@@ -3995,7 +3995,7 @@ TargetAdd('libp3dxml.in', opts=['IMOD:panda3d.core', 'ILIB:libp3dxml', 'SRCDIR:p
 OPTS=['DIR:panda/metalibs/panda', 'BUILDING:PANDA', 'JPEG', 'PNG', 'HARFBUZZ',
     'TIFF', 'OPENEXR', 'ZLIB', 'FREETYPE', 'FFTW', 'ADVAPI', 'WINSOCK2',
     'SQUISH', 'NVIDIACG', 'VORBIS', 'OPUS', 'WINUSER', 'WINMM', 'WINGDI', 'IPHLPAPI',
-    'SETUPAPI', 'IOKIT']
+    'SETUPAPI', 'INOTIFY', 'IOKIT']
 
 TargetAdd('panda_panda.obj', opts=OPTS, input='panda.cxx')
 
diff --git a/panda/src/device/evdevInputDevice.cxx b/panda/src/device/evdevInputDevice.cxx
index db6285ba19..9cf94e1dfc 100644
--- a/panda/src/device/evdevInputDevice.cxx
+++ b/panda/src/device/evdevInputDevice.cxx
@@ -328,7 +328,22 @@ init_device() {
   uint8_t axes[(ABS_MAX + 8) >> 3] = {0};
   if (test_bit(EV_ABS, evtypes)) {
     // Check which axes are on the device.
-    num_bits = ioctl(_fd, EVIOCGBIT(EV_ABS, sizeof(axes)), axes) << 3;
+    int result = ioctl(_fd, EVIOCGBIT(EV_ABS, sizeof(axes)), axes);
+#ifdef __FreeBSD__
+    // Older kernels had a bug where this would always return 0, see D28218
+    if (result == 0) {
+      for (int i = ABS_MAX; i >= 0; --i) {
+        if (test_bit(i, axes)) {
+          num_bits = i + 1;
+          break;
+        }
+      }
+    }
+    else
+#endif
+    if (result > 0) {
+      num_bits = result << 3;
+    }
     has_axes = true;
   }
 
@@ -691,6 +706,7 @@ init_device() {
     _rtrigger_code = -1;
   }
 
+#ifndef __FreeBSD__
   char path[64];
   char buffer[256];
   const char *parent = "";
@@ -728,6 +744,7 @@ init_device() {
     }
     fclose(f);
   }
+#endif
 
   // Special-case fix for Xbox 360 Wireless Receiver: the Linux kernel
   // driver always reports 4 connected gamepads, regardless of the number
diff --git a/panda/src/device/linuxInputDeviceManager.cxx b/panda/src/device/linuxInputDeviceManager.cxx
index 7b9b9fdf6f..2406e8c839 100644
--- a/panda/src/device/linuxInputDeviceManager.cxx
+++ b/panda/src/device/linuxInputDeviceManager.cxx
@@ -134,6 +134,7 @@ consider_add_evdev_device(size_t ev_index) {
   // having read permissions set, but doesn't export all of the features
   // (notably, force feedback).
 
+#ifndef __FreeBSD__
   // We do this by checking for a js# directory inside the sysfs directory.
   sprintf(path, "/sys/class/input/event%zd/device", ev_index);
 
@@ -168,6 +169,8 @@ consider_add_evdev_device(size_t ev_index) {
   }
 
   closedir(dir);
+#endif
+
   return nullptr;
 }
 
diff --git a/panda/src/glstuff/glGraphicsBuffer_src.cxx b/panda/src/glstuff/glGraphicsBuffer_src.cxx
index 7872ae96da..6c54e7c429 100644
--- a/panda/src/glstuff/glGraphicsBuffer_src.cxx
+++ b/panda/src/glstuff/glGraphicsBuffer_src.cxx
@@ -962,8 +962,26 @@ bind_slot(int layer, bool rb_resize, Texture **attach, RenderTexturePlane slot,
             } else {
               gl_format = GL_R16F;
             }
-          } else if (_fb_properties.get_color_bits() > 8 * 3) {
-            gl_format = GL_RGB16_EXT;
+          } else if (_fb_properties.get_color_bits() > 10 * 3 ||
+                     _fb_properties.get_red_bits() > 10 ||
+                     _fb_properties.get_green_bits() > 10 ||
+                     _fb_properties.get_blue_bits() > 10) {
+            // 16-bit normalized.
+            if (_fb_properties.get_blue_bits() > 0 ||
+                _fb_properties.get_color_bits() == 1 ||
+                _fb_properties.get_color_bits() > 16 * 2) {
+              gl_format = GL_RGBA16;
+            } else if (_fb_properties.get_green_bits() > 0 ||
+                       _fb_properties.get_color_bits() > 16) {
+              gl_format = GL_RG16;
+            } else {
+              gl_format = GL_R16;
+            }
+          } else if (_fb_properties.get_color_bits() > 8 * 3 ||
+                     _fb_properties.get_red_bits() > 8 ||
+                     _fb_properties.get_green_bits() > 8 ||
+                     _fb_properties.get_blue_bits() > 8) {
+            gl_format = GL_RGB10_A2;
           } else {
             gl_format = GL_RGB;
           }
@@ -980,7 +998,7 @@ bind_slot(int layer, bool rb_resize, Texture **attach, RenderTexturePlane slot,
             if (_fb_properties.get_color_bits() > 16 * 3) {
               gl_format = GL_RGBA32F_ARB;
             } else if (_fb_properties.get_color_bits() > 8 * 3) {
-              gl_format = GL_RGBA16_EXT;
+              gl_format = GL_RGBA16;
             } else {
               gl_format = GL_RGBA;
             }
diff --git a/panda/src/pgraphnodes/nodeCullCallbackData.cxx b/panda/src/pgraphnodes/nodeCullCallbackData.cxx
index 5a9dbc9e0a..c1f0ac7464 100644
--- a/panda/src/pgraphnodes/nodeCullCallbackData.cxx
+++ b/panda/src/pgraphnodes/nodeCullCallbackData.cxx
@@ -56,6 +56,13 @@ upcall() {
     }
   }
 
-  // Now traverse below.
-  _trav->traverse_below(_data);
+  // Now visit all the node's children.
+  PandaNodePipelineReader *node_reader = _data.node_reader();
+  PandaNode::Children children = node_reader->get_children();
+  node_reader->release();
+  int num_children = children.get_num_children();
+  for (int i = 0; i < num_children; ++i) {
+    CullTraverserData next_data(_data, children.get_child(i));
+    _trav->traverse(next_data);
+  }
 }
diff --git a/panda/src/pnmtext/freetypeFont.cxx b/panda/src/pnmtext/freetypeFont.cxx
index f922943b7f..bab2734464 100644
--- a/panda/src/pnmtext/freetypeFont.cxx
+++ b/panda/src/pnmtext/freetypeFont.cxx
@@ -108,12 +108,14 @@ load_font(const Filename &font_filename, int face_index) {
   vfs->resolve_filename(path, get_model_path());
   exists = vfs->read_file(path, _face->_font_data, true);
   if (exists) {
-    FT_Face face;
+    FT_Face face = 0;
     error = FT_New_Memory_Face(_face->_ft_library,
                                (const FT_Byte *)_face->_font_data.data(),
                                _face->_font_data.length(),
                                face_index, &face);
-    _face->set_face(face);
+    if (face) {
+      _face->set_face(face);
+    }
   }
 
   bool okflag = false;