From nobody Tue Jan 13 16:24:44 2026 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4drF2g2TJ2z6NMpW; Tue, 13 Jan 2026 16:24:59 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4drF2f5rTBz3Jhy; Tue, 13 Jan 2026 16:24:58 +0000 (UTC) (envelope-from kostikbel@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: from tom.home (kib@localhost [127.0.0.1] (may be forged)) by kib.kiev.ua (8.18.1/8.18.1) with ESMTP id 60DGOjAw072052; Tue, 13 Jan 2026 18:24:48 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 60DGOjAw072052 Received: (from kostik@localhost) by tom.home (8.18.1/8.18.1/Submit) id 60DGOii7072051; Tue, 13 Jan 2026 18:24:44 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 13 Jan 2026 18:24:44 +0200 From: Konstantin Belousov To: Andrew Turner Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Subject: Re: git: d160447129fe - main - vm_object: remove the charge member Message-ID: References: <696650ac.9fe3.4aba108e@gitrepo.freebsd.org> <3b0c6f216d414656144673fbfddb55a1@fubar.geek.nz> List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3b0c6f216d414656144673fbfddb55a1@fubar.geek.nz> X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=4.0.2 X-Spam-Checker-Version: SpamAssassin 4.0.2 (2025-08-27) on tom.home X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Queue-Id: 4drF2f5rTBz3Jhy On Tue, Jan 13, 2026 at 04:08:34PM +0000, Andrew Turner wrote: > On 2026-01-13 14:03, Konstantin Belousov wrote: > > The branch main has been updated by kib: > > > > URL: https://cgit.FreeBSD.org/src/commit/?id=d160447129fe060b28bcd6ba429d17afdf494ff2 > > > > commit d160447129fe060b28bcd6ba429d17afdf494ff2 > > Author: Konstantin Belousov > > AuthorDate: 2026-01-03 09:34:23 +0000 > > Commit: Konstantin Belousov > > CommitDate: 2026-01-13 14:03:14 +0000 > > > > vm_object: remove the charge member > > I'm seeing the following panic with this change on boot. If I revert this > change the boot succeeds. > > Andrew > > panic: swap_reserved 0x218c5 < decr 0xffffffffed021 > cpuid = 99 > time = 7 > KDB: stack backtrace: > db_trace_self() at db_trace_self > db_trace_self_wrapper() at db_trace_self_wrapper+0x38 > vpanic() at vpanic+0x1a0 > panic() at panic+0x48 > swap_release_by_cred() at swap_release_by_cred+0xf0 > vm_map_entry_delete() at vm_map_entry_delete+0x124 > vm_map_delete() at vm_map_delete+0x16c > kern_munmap() at kern_munmap+0xb8 > do_el0_sync() at do_el0_sync+0x618 > handle_el0_sync() at handle_el0_sync+0x4c > --- exception, esr 0x56000000 Try this please. commit 870deef431f00f959e838261587b044a2913f414 Author: Konstantin Belousov Date: Tue Jan 13 18:22:48 2026 +0200 vm_map_entry_delete(): fix the calculation of swap release Reported by: andrew Fixes: d160447129fe060b28bcd6ba429d17afdf494ff2 diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 04628f44a497..b8295bb2108d 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -3997,7 +3997,7 @@ vm_map_entry_delete(vm_map_t map, vm_map_entry_t entry) object->size = offidxstart; if (object->cred != NULL) { swap_release_by_cred(ptoa(oldsize - - ptoa(object->size)), object->cred); + object->size), object->cred); } } }