Right now I'm seeing the following when I startup Chrome with a profile that was previously syncing. While there may have been a separate bug for the SYNC_AUTH_ERROR, the rest seem new.

[115221:115337:0728/072622.941434:WARNING:syncer_proto_util.cc(338)] Error posting from syncer: Response Code (bogus on error): -1 Content-Length (bogus on error): -1 Server Status: SYNC_AUTH_ERROR
[115221:115337:0728/072623.394975:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395067:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395127:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395175:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395218:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395261:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395306:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395358:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395408:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395503:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395569:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395621:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395686:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115337:0728/072623.395735:WARNING:non_blocking_type_commit_contribution.cc(97)] Entity commit blocked by transient error.
[115221:115253:0728/072623.949935:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"EXTENSION","source":1004}
[115221:115253:0728/072623.958764:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"EXTENSION_SETTING","source":1004}
[115221:115253:0728/072623.969505:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"USER_EVENT","source":1004}
[115221:115253:0728/072623.983622:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"WALLET_METADATA","source":1004}
[115221:115253:0728/072623.998532:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"PRIORITY_PREFERENCE","source":1004}
[115221:115253:0728/072624.010911:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"AUTOFILL_PROFILE","source":1004}
[115221:115253:0728/072624.024655:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"EXPERIMENTS","source":1004}
[115221:115253:0728/072624.032960:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"APP_SETTING","source":1004}
[115221:115253:0728/072624.040901:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"HISTORY_DELETE_DIRECTIVE","source":1004}
[115221:115253:0728/072624.056724:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"NIGORI","source":1004}
[115221:115253:0728/072624.061860:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"PASSWORD","source":1004}
[115221:115253:0728/072624.080727:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"THEME","source":1004}
[115221:115253:0728/072624.141902:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"AUTOFILL_WALLET","source":1004}
[115221:115253:0728/072624.146153:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"MANAGED_USER_SHARED_SETTING","source":1004}
[115221:115253:0728/072624.149939:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"MANAGED_USER","source":1004}
[115221:115253:0728/072624.153807:WARNING:unacked_invalidation_set.cc(97)] Unrecognized to ack for object {"name":"APP","source":1004}