From nobody Thu Sep 5 01:15:26 2024 X-Original-To: bugs@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 4WzhHh5XpMz5WGK3 for ; Thu, 05 Sep 2024 01:15:28 +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 "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4WzhHh1rn2z4SWh for ; Thu, 5 Sep 2024 01:15:28 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1725498928; a=rsa-sha256; cv=none; b=IGp2FDFaal9z4nwYjyY+wrEG8dShD+8kO+hUgHfjDfoeBKvqFERNFza9mhufSTcy23MHGr vmHZIwOq2GyvqAdBckqZijOc85VJET7bfN4++T5jYLq3NwKS+iw4iKjy9ZeW/hXSf83O5M kr7IL4P0PY0xg8LoPXRYFMIcFV0IRgT7QZSrG7oTZLTiH9GPY3LW9c7UPY5CV1kql+0Z2Y flnVxDpG2RpKl0F/nZK9KYuZgJLMckbSqk7Nu5cKl9nW8O+yMw4kiorMA2v49xIDYP8a4M 6/ySpAZT+hPGDKyf5WNR+5zbVdEO4Ntu+bV/aQch6Nx+m0M5lBQvJtrbHpOrkg== 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=1725498928; 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; bh=76OJJUGfVRcL5BNz4Yp0Axgg65+MylAnnXhMfkzrp7I=; b=cNCzMoF2wWAhFgr7mUz1mujB6rdOUZsl+hyorDRcZvUNnArUWuZrSz0k210Q4v9ZY050Ur RL8dk0+WmHoJBERq5ZYE/F2h4sEWp0OlRuifoUMLI6EZppbrgzYLiMb/wghmGbIkspjnyJ 8jCZwO/oi/56QGn3ofM5b7rV5zNQO3MtP7IKp2jsRjyss0FkPPMB9qb+i9zZwun2/Adh2k 5XiH/OBvHNt+fFYUungOkOI+jdYB4VhG2K2WiYh5GRkGBrqSjoQSUoqjCre6t7yler7CCZ sgrU3XQY3qgCoeP+OPWkxUCTSRuu0zo4F//j0mTN5A4cvtkMUmB/nqd69WCt4g== 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 4WzhHh1SRsznvV for ; Thu, 5 Sep 2024 01:15:28 +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 4851FSFc040265 for ; Thu, 5 Sep 2024 01:15:28 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 4851FSWs040261 for bugs@FreeBSD.org; Thu, 5 Sep 2024 01:15:28 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 281279] nfscl: panic: MSan: Uninitialized stack memory in nfscl_cberrmap Date: Thu, 05 Sep 2024 01:15:26 +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: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: asomers@FreeBSD.org 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-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D281279 Bug ID: 281279 Summary: nfscl: panic: MSan: Uninitialized stack memory in nfscl_cberrmap Product: Base System Version: CURRENT Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: asomers@FreeBSD.org I mount /usr/home over NFS. When I boot with the GENERIC-KMSAN kernel, it panics as soon as I run the first command like this: panic: MSan: Uninitialized stack memory in copyout():arg1, offset 28/224, a= ddr 0xfffffe00751d6c54, from nfscl_cberrmap+0xb86 cpuid =3D 7 time =3D 1725498654 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x99/frame 0xfffffe00751d6= 7d0 vpanic() at vpanic+0x56e/frame 0xfffffe00751d6960 panic() at panic+0x1dd/frame 0xfffffe00751d6a70 kmsan_report_hook() at kmsan_report_hook+0x28f/frame 0xfffffe00751d6bf0 kmsan_copyout() at kmsan_copyout+0x1f1/frame 0xfffffe00751d6c20 sys_fstat() at sys_fstat+0x12a/frame 0xfffffe00751d6d60 amd64_syscall() at amd64_syscall+0x706/frame 0xfffffe00751d6f30 fast_syscall_common() at fast_syscall_common+0xf8/frame 0xfffffe00751d6f30 --- syscall (551, FreeBSD ELF64, fstat), rip =3D 0x82794501a, rsp =3D 0x820= 6ec718, rbp =3D 0x8206ec810 --- KDB: enter: panic --=20 You are receiving this mail because: You are the assignee for the bug.=