From nobody Tue Apr 7 15:02:05 2026 X-Original-To: current@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 4fqqDp72CBz6YPQW for ; Tue, 07 Apr 2026 15:02:34 +0000 (UTC) (envelope-from janm@transactionware.com) Received: from mail3.transactionware.com (mail.transactionware.com [203.14.245.7]) by mx1.freebsd.org (Postfix) with SMTP id 4fqqDl2pncz3jQg for ; Tue, 07 Apr 2026 15:02:31 +0000 (UTC) (envelope-from janm@transactionware.com) Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of janm@transactionware.com designates 203.14.245.7 as permitted sender) smtp.mailfrom=janm@transactionware.com Received: (qmail 99624 invoked by uid 907); 7 Apr 2026 15:02:22 -0000 Received: from ip-109-41-48-64.web.vodafone.de (HELO smtpclient.apple) (109.41.48.64) (smtp-auth username janm, mechanism plain) by mail3.transactionware.com (qpsmtpd/0.84) with (ECDHE-RSA-AES256-GCM-SHA384 encrypted) ESMTPSA; Wed, 08 Apr 2026 01:02:22 +1000 From: Jan Martin Mikkelsen Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3864.500.181\)) Subject: Panic: cache_vop_rename: lingering negative entry Message-Id: <2016260A-5C07-45EE-87CA-73918BA16E83@transactionware.com> Date: Tue, 7 Apr 2026 17:02:05 +0200 To: current@freebsd.org X-Mailer: Apple Mail (2.3864.500.181) X-Spamd-Result: default: False [0.88 / 15.00]; NEURAL_SPAM_LONG(1.00)[0.999]; NEURAL_HAM_MEDIUM(-0.96)[-0.961]; NEURAL_SPAM_SHORT(0.55)[0.546]; SUBJECT_ENDS_SPACES(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:203.14.245.0/24]; RCVD_NO_TLS_LAST(0.10)[]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_ONE(0.00)[1]; ASN(0.00)[asn:17559, ipnet:203.14.245.0/24, country:AU]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; R_DKIM_NA(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; TO_DN_NONE(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; APPLE_MAILER_COMMON(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MLMMJ_DEST(0.00)[current@freebsd.org]; DMARC_NA(0.00)[transactionware.com]; RCPT_COUNT_ONE(0.00)[1] X-Rspamd-Queue-Id: 4fqqDl2pncz3jQg X-Spamd-Bar: / Hi, I am consistently getting the panic below while building lang/perl5.42. = This is the command from the perl build that triggers the panic: /usr/bin/strip = /ports-work/usr/ports/lang/perl5.42/work/stage/usr/local/bin/perl5.42.0 CURRENT on aarch64, with a kernel from last week, also with a later one = from the weekend. A kernel from mid-January worked fine. I can reproduce on demand, no parallelism in the build required. Does this look familiar to anyone? panic: cache_vop_rename: lingering negative entry cpuid =3D 4 time =3D 1775410763 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 cache_vop_rename() at cache_vop_rename+0xb0 zfs_do_rename() at zfs_do_rename+0xafc zfs_freebsd_rename() at zfs_freebsd_rename+0x5c VOP_RENAME_APV() at VOP_RENAME_APV+0x44 kern_renameat () at kern_renameat+0x574 do_el0_sync() at do_el0_sync+0x5f8 handle_el0_sync() at handle_el0_sync+0x4c --- exception, esr 0x56000000 KDB: enter: panic [ thread pid 81230 tid 101738 ] Stopped at kdb_enter+0x48: str xzr, [x19, #3072] Regards, Jan M.