From nobody Wed Apr 2 13:20:29 2025 X-Original-To: net@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 4ZSQTn6TCyz5sH62 for ; Wed, 02 Apr 2025 13:20:29 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ZSQTn5xBRz3Qvh for ; Wed, 02 Apr 2025 13:20:29 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743600029; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OL3UKFYcvu2QfQWUWZ2gQ9nYdp7OWvPrb1N0reJUdEU=; b=jKvwc/5P3M0Fxf7BSQ0faT3tAPf8Nd/P6XE7f8SKt7zNZMEVx+B4YQP/kFCVxzNnB1FH2p gamu9zlktWTl68RWdBk6ihTo8cFUC7pjroLXWGM4c2ChdAUyunmzWq4RZNxj3ITs7XKqL2 Sh5/7uHUWlNtRB6x7YlZEoXqmQ73RW85ML4Nm2DlvFbWS2AjsTCQVGH2hGoqhrUwRnWIL7 AwcHqbi6zbVkVOTnIK0vRv84YyAvKZfD8y21JIjmeg8NHHx3dewZGkc0F5buyO0Yqxqf6x wVKsdOQOle4iMqX0rqddV4jVtI1bJ2cNays55VxoVlVJG0ZMDfBeBl247ElkNw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1743600029; a=rsa-sha256; cv=none; b=rxzzeKEp7ezkr4Z13AYgZxLciFhY9EMX8x0aoEv0Fqdpr2XTJ7CBnDck2O7oIAf5pzYmp0 ProIMIBKjVSk8w4CIqnXI/1oZG+3zsdFYD2jLPeqsE5pp+iy/y48BA81KL2/R9h7tWazVL VWOsWVLzxCjDv+wEPpsUDRieed4qxuOz4C5Q2y2VOB7U1Kttb+x1M4yjUX1envK372cH0Y KvWsCJlAGKfQ6a5ZjEjt+KCDx/crJvsGZ6kPmIDQaUD5gZQKzonyf7x7bggIpd3ahYYRvQ 4VsAg7PjrkBqToKzk7Rzu4U+Q/RNNQWxQtvQ9i1JsR1mF2UJrSVSB6GvFL4hJQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743600029; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=OL3UKFYcvu2QfQWUWZ2gQ9nYdp7OWvPrb1N0reJUdEU=; b=U+TFc5aVCgzjvlZC1/+29dTpfwfqKeRvkja/VtxsoKkZFyA/ssxlJvcaC7Bomzqwgo/4LI jIh+1nGJl5DH3iE8i+D9CGv46zuhbbPCSsg+DWqMzq1NfBCB3psqtEdQzjcCWQUJbhu6+T MZ2W8UDNyYPUULdSjrKdeHMRJxLjIGS5urvwo814ErWQZ7q2OCFqEFZMNRsyM7FhZTuojo bcn9OpHCJEbt5ec9ym7a610JkAwNhIvqxoVx0DI4s9GZQ456s7ufbsq/gz/U5I3Xx0Rf7P veAqrdds+8jhgWQOkzkeMjDJFWHeaXsGqtTj5XXTbdudN/dmNnKRABSSSUpvyQ== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (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 mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ZSQTn50qdz2mL for ; Wed, 02 Apr 2025 13:20:29 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 532DKTx5020641 for ; Wed, 2 Apr 2025 13:20:29 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 532DKTa0020640 for net@FreeBSD.org; Wed, 2 Apr 2025 13:20:29 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: net@FreeBSD.org Subject: [Bug 285813] Panic (NULL deref) in arptimer Date: Wed, 02 Apr 2025 13:20:29 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 14.2-STABLE X-Bugzilla-Keywords: crash X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: markj@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: 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: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@FreeBSD.org MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D285813 --- Comment #3 from Mark Johnston --- (In reply to Peter Blok from comment #2) Even if another thread acquired the lock, the value of "v" in that snippet = of code should not change. Could you please run "p/x *(struct llentry *)arg" from frame 9? That should let us see the state of the lock. --=20 You are receiving this mail because: You are the assignee for the bug.=