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Diffstat (limited to 'src/backend/storage/ipc/procsignal.c')
| -rw-r--r-- | src/backend/storage/ipc/procsignal.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/backend/storage/ipc/procsignal.c b/src/backend/storage/ipc/procsignal.c index a9bb540b55a..087821311cc 100644 --- a/src/backend/storage/ipc/procsignal.c +++ b/src/backend/storage/ipc/procsignal.c @@ -728,7 +728,11 @@ procsignal_sigusr1_handler(SIGNAL_ARGS) void SendCancelRequest(int backendPID, const uint8 *cancel_key, int cancel_key_len) { - Assert(backendPID != 0); + if (backendPID == 0) + { + ereport(LOG, (errmsg("invalid cancel request with PID 0"))); + return; + } /* * See if we have a matching backend. Reading the pss_pid and |