2026/02/20 08:12:58 executed programs: 5
BUG: memory leak
unreferenced object 0xffff88810e73d378 (size 8):
  comm "syz.0.18", pid 6722, jiffies 4294946613
  hex dump (first 8 bytes):
    04 00 00 00 00 00 00 00                          ........
  backtrace (crc 844a0efa):
    kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]
    slab_post_alloc_hook mm/slub.c:4506 [inline]
    slab_alloc_node mm/slub.c:4830 [inline]
    __do_kmalloc_node mm/slub.c:5218 [inline]
    __kmalloc_node_track_caller_noprof+0x3e0/0x5d0 mm/slub.c:5327
    memdup_user+0x2a/0xe0 mm/util.c:221
    memdup_array_user include/linux/string.h:39 [inline]
    __comedi_get_user_chanlist drivers/comedi/comedi_fops.c:1868 [inline]
    do_cmd_ioctl.part.0+0x11b/0x340 drivers/comedi/comedi_fops.c:1943
    do_cmd_ioctl drivers/comedi/comedi_fops.c:1911 [inline]
    comedi_unlocked_ioctl+0x11de/0x1610 drivers/comedi/comedi_fops.c:2374
    vfs_ioctl fs/ioctl.c:51 [inline]
    __do_sys_ioctl fs/ioctl.c:597 [inline]
    __se_sys_ioctl fs/ioctl.c:583 [inline]
    __x64_sys_ioctl+0xf4/0x140 fs/ioctl.c:583
    do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
    do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94
    entry_SYSCALL_64_after_hwframe+0x77/0x7f

connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF