grep -nE '(0x7ffd(48a3cc30|10c8d3a0))' xfce4panel.strace
82767:1423  newfstatat(AT_FDCWD, "/home/tangram/.local/share/icons/Adwaita", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82768:1423  newfstatat(AT_FDCWD, "/home/tangram/.icons/Adwaita", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82769:1423  newfstatat(AT_FDCWD, "/usr/local/share/icons/Adwaita", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82771:1423  newfstatat(AT_FDCWD, "/usr/local/share/pixmaps/Adwaita", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82772:1423  newfstatat(AT_FDCWD, "/usr/share/pixmaps/Adwaita", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82773:1423  newfstatat(AT_FDCWD, "/home/tangram/.local/share/icons/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82774:1423  newfstatat(AT_FDCWD, "/home/tangram/.icons/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82775:1423  newfstatat(AT_FDCWD, "/usr/local/share/icons/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82776:1423  newfstatat(AT_FDCWD, "/usr/share/icons/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82777:1423  newfstatat(AT_FDCWD, "/usr/local/share/pixmaps/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82778:1423  newfstatat(AT_FDCWD, "/usr/share/pixmaps/gnome", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82779:1423  newfstatat(AT_FDCWD, "/home/tangram/.local/share/icons/hicolor", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82780:1423  newfstatat(AT_FDCWD, "/home/tangram/.icons/hicolor", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82781:1423  newfstatat(AT_FDCWD, "/usr/local/share/icons/hicolor", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82788:1423  <... newfstatat resumed>0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82789:1423  newfstatat(AT_FDCWD, "/usr/share/pixmaps/hicolor", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82790:1423  newfstatat(AT_FDCWD, "/home/tangram/.local/share/icons", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82793:1423  <... newfstatat resumed>0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82795:1423  newfstatat(AT_FDCWD, "/usr/local/share/icons", 0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
82802:1423  <... newfstatat resumed>0x7ffd48a3cc30, 0) = -1 ENOENT (No such file or directory)
83172:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83176:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83180:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83188:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83192:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83196:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83200:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83204:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83208:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83212:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83216:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83220:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83224:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83228:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83236:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83240:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83244:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83248:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83252:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)
83260:1424  <... newfstatat resumed>0x7ffd10c8d3a0, 0) = -1 ENOENT (No such file or directory)