../net/core/dev.c:3582:23: warning: incorrect type in argument 4 (different base types)
../net/core/dev.c:3582:23:    expected restricted __wsum [usertype] csum
../net/core/dev.c:3582:23:    got unsigned int
../net/core/dev.c:3582:23: warning: cast from restricted __wsum
../net/core/dev.c:5554:5: warning: symbol 'br_fdb_test_addr_hook' was not declared. Should it be static?
../net/core/dev.c:4037:17: warning: context imbalance in '__dev_queue_xmit' - different lock contexts for basic block
../net/core/dev.c:5512:17: warning: context imbalance in 'net_tx_action' - different lock contexts for basic block
../drivers/net/arcnet/com20020-pci.c: In function ‘com20020pci_probe’:
../drivers/net/arcnet/com20020-pci.c:222:71: warning: ‘%d’ directive output may be truncated writing between 1 and 11 bytes into a region of size between 10 and 11 [-Wformat-truncation=]
  222 |                         snprintf(dev->name, sizeof(dev->name), "arc%d-%d", dev->dev_id, i);
      |                                                                       ^~
../drivers/net/arcnet/com20020-pci.c:222:64: note: directive argument in the range [-2147483641, 2147483646]
  222 |                         snprintf(dev->name, sizeof(dev->name), "arc%d-%d", dev->dev_id, i);
      |                                                                ^~~~~~~~~~
../drivers/net/arcnet/com20020-pci.c:222:25: note: ‘snprintf’ output between 7 and 18 bytes into a destination of size 16
  222 |                         snprintf(dev->name, sizeof(dev->name), "arc%d-%d", dev->dev_id, i);
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
../net/ipv6/route.c:2378:39: warning: incorrect type in assignment (different base types)
../net/ipv6/route.c:2378:39:    expected unsigned int [usertype] flow_label
../net/ipv6/route.c:2378:39:    got restricted __be32
../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?