Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wa4Lb-001Ver-1K for pgsql-committers@arkaria.postgresql.org; Thu, 18 Jun 2026 04:27:23 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wa4La-009McE-1A for pgsql-committers@arkaria.postgresql.org; Thu, 18 Jun 2026 04:27:22 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wa4La-009Mc5-0E for pgsql-committers@lists.postgresql.org; Thu, 18 Jun 2026 04:27:22 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wa4LY-00000000uhx-1ggC for pgsql-committers@lists.postgresql.org; Thu, 18 Jun 2026 04:27:21 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=postgresql.org; s=20171124; h=Date:Message-Id:Subject:To:From:MIME-Version: Content-Type:Sender:Reply-To:Cc:Content-Transfer-Encoding:Content-ID: Content-Description:In-Reply-To:References; bh=J8p5G02Ycc5+Ze6k2Yr6EepK9C7BDxJGd4c0WQvQaCk=; b=2k43ZcYfUAAAlUmzvOn4wbLOPG Eac8882jsB6VuBVPh6Tmut/dQAxsB1sO7YZNnF6Di8ZTYyMPVOyt80P2FzKvlHPUtwTQWendZsqic h0UCU/XoYnc+RCFAo/nADgVHgP2JMfk90rpm5x6RYb8aZBa+Q3Uz1TsndTPr87Lpsekr4olYzqLyw 4nmQSvqqo0R9zMrGRxOdeTnlYnwWdcW2PFRwry4e+Hri5iqmxIaUr+rRan/XJpbEnHiJPjeZC+bJR Btq8NSWyymHxJk7pMHqJuW6ioooxTzSp+IWIdiwGrhKJcopSlhdDeMJYlBt6mE3ZQ9m+uxpk+yi9P DyrRuvgQ==; Received: from gemulon.postgresql.org ([2001:4800:3e1:1::198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wa4LX-002mrx-01 for pgsql-committers@lists.postgresql.org; Thu, 18 Jun 2026 04:27:19 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wa4LX-000opH-0z for pgsql-committers@lists.postgresql.org; Thu, 18 Jun 2026 04:27:19 +0000 Content-Type: multipart/mixed; boundary="===============0555454550414462401==" MIME-Version: 1.0 From: Amit Kapila To: pgsql-committers@lists.postgresql.org Subject: pgsql: Avoid stale slot access after dropping obsolete synced slots. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Thu, 18 Jun 2026 04:27:19 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============0555454550414462401== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 QXZvaWQgc3RhbGUgc2xvdCBhY2Nlc3MgYWZ0ZXIgZHJvcHBpbmcgb2Jzb2xldGUgc3luY2VkIHNs b3RzLgoKZHJvcF9sb2NhbF9vYnNvbGV0ZV9zbG90cygpIGNvbnRpbnVlZCB0byBkZXJlZmVyZW5j ZSBsb2NhbF9zbG90IGFmdGVyCmNhbGxpbmcgUmVwbGljYXRpb25TbG90RHJvcEFjcXVpcmVkKCku ICBPbmNlIHRoZSBzbG90IGlzIGRyb3BwZWQsIGl0cwplbnRyeSBpbiB0aGUgc2xvdCBhcnJheSBj YW4gYmUgcmV1c2VkIGJ5IGFub3RoZXIgYmFja2VuZCwgc28gbGF0ZXIgcmVhZHMKb2YgbG9jYWxf c2xvdC0+ZGF0YSBjb3VsZCBvYnNlcnZlIGEgZGlmZmVyZW50IHNsb3QncyBuYW1lIG9yIGRhdGFi YXNlCk9JRCwgbGVhZGluZyB0byBhbiBpbmNvcnJlY3QgdW5sb2NrIGFuZCBsb2cgbWVzc2FnZS4K ClNhdmUgdGhlIHNsb3QgbmFtZSBhbmQgZGF0YWJhc2UgT0lEIGJlZm9yZSBwZXJmb3JtaW5nIHRo ZSBkcm9wLCBhbmQgdXNlCnRoZSBzYXZlZCB2YWx1ZXMgZm9yIHRoZSBzdWJzZXF1ZW50IFVubG9j a1NoYXJlZE9iamVjdCgpIGNhbGwgYW5kIHRoZSBsb2cKbWVzc2FnZS4gIFdoaWxlIGF0IGl0LCBl bWl0IHRoZSAiZHJvcHBlZCByZXBsaWNhdGlvbiBzbG90IiBtZXNzYWdlIG9ubHkKd2hlbiBhIHNs b3Qgd2FzIGFjdHVhbGx5IGRyb3BwZWQsIHJhdGhlciB0aGFuIHVuY29uZGl0aW9uYWxseS4KCkF1 dGhvcjogWHVuZW5nIFpob3UgPHh1bmVuZ3pob3VAZ21haWwuY29tPgpSZXZpZXdlZC1ieTogWmhp amllIEhvdSA8aG91emouZm5zdEBmdWppdHN1LmNvbT4KUmV2aWV3ZWQtYnk6IEFtaXQgS2FwaWxh IDxhbWl0LmthcGlsYTE2QGdtYWlsLmNvbT4KUmV2aWV3ZWQtYnk6IEZ1amlpIE1hc2FvIDxtYXNh by5mdWppaUBnbWFpbC5jb20+CkJhY2twYXRjaC10aHJvdWdoOiAxNywgd2hlcmUgaXQgd2FzIGlu dHJvZHVjZWQKRGlzY3Vzc2lvbjogaHR0cHM6Ly9wb3N0Z3IuZXMvbS9UWTRQUjAxTUIxNzcxODRG RjlFRTkxNkY1NzdFMUY1NTQxOTQwODJAVFk0UFIwMU1CMTc3MTguanBucHJkMDEucHJvZC5vdXRs b29rLmNvbQoKQnJhbmNoCi0tLS0tLQpSRUxfMTdfU1RBQkxFCgpEZXRhaWxzCi0tLS0tLS0KaHR0 cHM6Ly9naXQucG9zdGdyZXNxbC5vcmcvcGcvY29tbWl0ZGlmZi9lYTgzNGQ3NDdkNDU0YzRmZDY2 YjA4ZWJlY2FhOTQ4MzQ3NmNmNGE0CgpNb2RpZmllZCBGaWxlcwotLS0tLS0tLS0tLS0tLQpzcmMv YmFja2VuZC9yZXBsaWNhdGlvbi9sb2dpY2FsL3Nsb3RzeW5jLmMgfCAyMyArKysrKysrKysrKysr LS0tLS0tLS0tLQoxIGZpbGUgY2hhbmdlZCwgMTMgaW5zZXJ0aW9ucygrKSwgMTAgZGVsZXRpb25z KC0pCgo= --===============0555454550414462401==--