From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp-relay3.dhosting.pt (smtp-relay3.dhosting.pt [176.221.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B312212548 for ; Sun, 19 Jul 2026 09:03:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=176.221.38.117 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784451793; cv=none; b=R0nNwCrN4mhvZK56YeI74i158z7yehz7RheMr+1961C1NcRJVRZ3N0VTfXAZn/HgeoTzT17Umap14XkROrKIy1XV8yvRxP+kPPlh4oVcLPfNc9gK5Gov2+mmPIAl3UNvRmGn5PcvsjpJGZxuP8AC5Jvf3Mng8N7x7YFvSBTKobM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784451793; c=relaxed/simple; bh=RSVXWfxniqZCTZ2T5EqSzqlYamQRa124sR9c49BBG3g=; h=MIME-Version:Date:From:To:Subject:Message-ID:Content-Type; b=mkdfhQZsgorOfEihXPm1TZ55LeDyHDDcMSRIaNYiAdPjrvHzrQQAMQbRnXtcl873ppgQqkzm4+lT4ktVkIWDVIO0i3jYdksXdbfPL77SvSDZYsM/mJ82BMs6lmGYwXmlQnSFrvWzqE5FHg9vSC7h9dDS4xWO/vDcGqy6S+RLCSI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=decimal.pt; spf=pass smtp.mailfrom=decimal.pt; arc=none smtp.client-ip=176.221.38.117 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=decimal.pt Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=decimal.pt Received: from fastmail.decimal.pt (mail.dhosting.pt [185.99.235.86]) by smtp-relay3.dhosting.pt (Postfix) with ESMTPS id 0005D101EC0 for ; Sun, 19 Jul 2026 10:03:05 +0100 (WEST) Received: from fastmail.decimal.pt (localhost [127.0.0.1]) by fastmail.decimal.pt (Postfix) with ESMTP id A38C11009DD for ; Sun, 19 Jul 2026 10:03:05 +0100 (WEST) Received: from dhosting.pt (webservices.decimal.pt [185.99.235.92]) (Authenticated sender: mysql.jorge@decimal.pt) by fastmail.decimal.pt (Postfix) with ESMTPA id 8488210083D for ; Sun, 19 Jul 2026 10:03:05 +0100 (WEST) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Sun, 19 Jul 2026 10:03:05 +0100 From: Jorge Bastos To: netdev@vger.kernel.org Subject: tc/iproute2 7.1 crash with kernel with and without SECCOMP User-Agent: Roundcube Webmail/1.4.9 Message-ID: <41a5cb8db248eb2c76707289d10f7459@decimal.pt> X-Sender: mysql.jorge@decimal.pt Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV using ClamSMTP Howdy, I have some VM's that were working ok, and since arround kernel 6.18x and 7.1x kernel crashes when using fireqos, that uses "tc" from iproute2, I'm using now kernels with SECCOMP because of ssh 10.4+, How to make this compatible and working? Thanks in advanced, Jorge Bastos BUG: kernel NULL pointer dereference, address: 0000000000000628 #PF: supervisor write access in kernel mode #PF: error_code(0x0002) - not-present page PGD 0 P4D 0 Oops: Oops: 0002 [#1] SMP PTI CPU: 1 UID: 0 PID: 14042 Comm: tc Not tainted 7.1.3 #1 PREEMPT(full) Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS 090007 05/18/2018 RIP: 0010:tcx_miniq_inc+0x2c/0x40 [sch_ingress] Code: 89 fb e8 f7 77 52 e1 85 c0 75 18 48 8d 3d 1c 3d e7 ff ba 81 00 00 00 48 c7 c6 23 70 0d a0 67 48 0f b9 3a 48 8b 83 00 02 00 00 80 28 06 00 00 5b c3 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 RSP: 0018:ffffc9000064f930 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffff88805783b808 RCX: 0000000000000000 RDX: ffff88805783b800 RSI: 0000000000000082 RDI: ffffffff82465bc0 RBP: 00000000fffffff4 R08: ffff888004cc6e88 R09: 00000000000000d4 R10: 00000000000000d0 R11: 00000000000000d5 R12: ffff88805783b808 R13: ffff88808c92efa8 R14: ffff888004651000 R15: ffffc9000064fb48 FS: 00007fb985608780(0000) GS:ffff888180ab3000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000628 CR3: 00000000a2b34004 CR4: 00000000001706b0 Call Trace: ingress_init+0x6e/0x110 [sch_ingress] qdisc_create+0x297/0x370 tc_modify_qdisc+0x639/0x6c0 rtnetlink_rcv_msg+0x278/0x2d0 ? __kmalloc_node_track_caller_noprof+0x37/0x320 ? __alloc_skb+0xc3/0x110 ? __pfx_rtnetlink_rcv_msg+0x10/0x10 netlink_rcv_skb+0x83/0xe0 netlink_unicast+0x11c/0x1b0 netlink_sendmsg+0x271/0x2d0 sock_sendmsg_nosec+0x32/0x40 ____sys_sendmsg+0x10b/0x180 ? copy_msghdr_from_user+0x6a/0xa0 ___sys_sendmsg+0x79/0xc0 ? ___sys_recvmsg+0x82/0xb0 ? __handle_mm_fault+0x71f/0x7a0 ? css_uses_rstat+0x9/0x20 ? __css_rstat_updated+0x22/0x70 __sys_sendmsg+0x63/0xa0 do_syscall_64+0x116/0x2a0 entry_SYSCALL_64_after_hwframe+0x76/0x7e RIP: 0033:0x7fb98529bcb2 Code: 18 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 75 1a 83 e2 39 83 fa 08 75 12 e8 2b ff ff ff 0f 1f 00 49 89 ca 48 8b 44 24 20 0f 05 <48> 83 c4 18 c3 66 0f 1f 84 00 00 00 00 00 48 83 ec 10 ff 74 24 18 RSP: 002b:00007ffd5106e180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000055bdbf033640 RCX: 00007fb98529bcb2 RDX: 0000000000000000 RSI: 00007ffd5106e240 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 000000006a57f9a8 R14: 00007ffd5107e540 R15: 000055bdbf033640 Modules linked in: sch_ingress sch_htb ifb xt_tcpmss iptable_mangle xt_tcpudp xt_conntrack iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_filter ip_tables x_tables aesni_intel gf128mul libaes aead crypto_skcipher rtc_cmos button sg sch_fq_codel loop fuse configfs CR2: 0000000000000628 ---[ end trace 0000000000000000 ]--- RIP: 0010:tcx_miniq_inc+0x2c/0x40 [sch_ingress] Code: 89 fb e8 f7 77 52 e1 85 c0 75 18 48 8d 3d 1c 3d e7 ff ba 81 00 00 00 48 c7 c6 23 70 0d a0 67 48 0f b9 3a 48 8b 83 00 02 00 00 80 28 06 00 00 5b c3 cc cc cc cc 0f 1f 84 00 00 00 00 00 90 90 RSP: 0018:ffffc9000064f930 EFLAGS: 00010202 RAX: 0000000000000000 RBX: ffff88805783b808 RCX: 0000000000000000 RDX: ffff88805783b800 RSI: 0000000000000082 RDI: ffffffff82465bc0 RBP: 00000000fffffff4 R08: ffff888004cc6e88 R09: 00000000000000d4 R10: 00000000000000d0 R11: 00000000000000d5 R12: ffff88805783b808 R13: ffff88808c92efa8 R14: ffff888004651000 R15: ffffc9000064fb48 FS: 00007fb985608780(0000) GS:ffff888180ab3000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000628 CR3: 00000000a2b34004 CR4: 00000000001706b0