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Tue, 5 May 2026 11:11:21 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 295016] [bpf] pflogd in endless loop on VMs Date: Tue, 05 May 2026 11:11:20 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 15.1-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: thierry.dussuet@protonmail.com X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D295016 Bug ID: 295016 Summary: [bpf] pflogd in endless loop on VMs Product: Base System Version: 15.1-STABLE Hardware: Any OS: Any Status: New Severity: Affects Some People Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: thierry.dussuet@protonmail.com FreeBSD pte.glloq 15.1-PRERELEASE FreeBSD 15.1-PRERELEASE stable/15-n283066-9331e62e8b80 GENERIC amd64 Since the last update on 15/stable, pflogd does an endless loop: select(4,{ 3 },0x0,0x0,{ 0.500000 }) =3D 1 (0x1)=20 ioctl(3,BIOCROTZBUF,0xba59e52f148) =3D 0 (0x0) clock_gettime(4,{ 422280.870589888 }) =3D 0 (0x0) select(4,{ 3 },0x0,0x0,{ 0.500000 }) =3D 1 (0x1) ioctl(3,BIOCROTZBUF,0xba59e52f148) =3D 0 (0x0)=20=20 clock_gettime(4,{ 422280.870724791 }) =3D 0 (0x0)=20=20 select(4,{ 3 },0x0,0x0,{ 0.500000 }) =3D 1 (0x1) ioctl(3,BIOCROTZBUF,0xba59e52f148) =3D 0 (0x0)=20=20 clock_gettime(4,{ 422280.870890490 }) =3D 0 (0x0) select(4,{ 3 },0x0,0x0,{ 0.500000 }) =3D 1 (0x1) ioctl(3,BIOCROTZBUF,0xba59e52f148) =3D 0 (0x0) clock_gettime(4,{ 422280.871082318 }) =3D 0 (0x0) This has happened only on rented virtual machines so far, both amd64 amd ar= m64. Changing the sysctl net.bpf.zerocopy_enable does not seem to make any difference, weirdly enough. Any idea on what to try? --=20 You are receiving this mail because: You are the assignee for the bug.=