Apologies, this was logged under 27935 as well: postfix/smtpd[27935]: connect from m12-184.163.com[220.181.12.184] postfix/smtpd[27935]: NOQUEUE: reject: RCPT from m12-184.163.com[220.181.12.184]: 554 5.7.1 Service unavailable; Client host [220.181.12.184] blocked using b.barracudacentral.org; http://www.barracudanetworks.com/reputation/?pr=1&ip=220.181.12.184; from=<ab...@126.com> to=<dmarc_...@domainc.com> proto=ESMTP helo=<m12-184.163.com postfix/smtpd[27935]: disconnect from m12-184.163.com[220.181.12.184]
and then: postfix/master[1555]: panic: master_reap: unknown pid: 27935 -- View this message in context: http://postfix.1071664.n5.nabble.com/Postfix-crashes-with-signal-11-tp65224p65236.html Sent from the Postfix Users mailing list archive at Nabble.com.