Fireqos and kernel with SECCOMP because of ssh 10.4+

[Jorge Bastos]

Hi there,

I'm on debian sid, with vanilla kernel compiled by me,

But my SSH it 10.4p1,

What could i do to solve this?

On 2026-07-15 21:27, Bradley D. Thornton wrote:

> Running Debian Forky here w/the 7.1.3+deb14-amd64 kernel and both the 
> OpenSSH client and server versions installed are version 10.3p1-5 - 
> everything is humming along just fine.
> 
> Are we expecting to have any similar issues coming up, or is this just 
> a Windows centric issue we can ignore and move on from?
> 
> On 7/14/26 4:25 AM, Jorge Bastos wrote:
> 
>> Howdy,
>> 
>> I've been using fireqos and perfect,
>> But now that i have to use SECCOMP due to SSH 10.4+ needs, fireqos 
>> crashes my kernel.
>> 
>> Is there any workarroung or fix already?
>> Thanks in advanced,
>> 
>> 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: 0 UID: 0 PID: 50796 Comm: tc Not tainted 6.18.38 #3 PREEMPT(none)
>> Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, 
>> BIOS 090007 05/18/2018
>> RIP: 0010:tcx_miniq_inc+0x3e/0x50 [sch_ingress]
>> Code: 75 21 ba 81 00 00 00 48 c7 c6 00 a0 0c a0 48 c7 c7 14 a0 0c a0 
>> c6 05 72 9f e6 ff 01 e8 8b ef 00 e1 0f 0b 48 8b 83 00 02 00 00 <ff> 80 
>> 28 06 00 00 5b e9 46 26 65 e1 66 0f 1f 44 00 00 90 90 90 90
>> RSP: 0018:ffffc90000383938 EFLAGS: 00010202
>> RAX: 0000000000000000 RBX: ffff8880d2b64808 RCX: 0000000000000000
>> RDX: ffff8880d2b64800 RSI: 0000000000000082 RDI: ffffffff81ef82a0
>> RBP: 00000000fffffff4 R08: ffff888102fb8988 R09: 0000000000000174
>> R10: 0000000000000170 R11: 0000000000000175 R12: ffff8880d2b64808
>> R13: ffff88804e33d5a8 R14: ffff888103132000 R15: ffffc90000383b50
>> FS: 00007f6743850740(0000) GS:ffff888180ac3000(0000) 
>> knlGS:0000000000000000
>> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> CR2: 0000000000000628 CR3: 0000000048028005 CR4: 00000000001706b0
>> Call Trace:
>> <TASK>
>> ingress_init+0x6e/0x110 [sch_ingress]
>> qdisc_create+0x297/0x370
>> tc_modify_qdisc+0x639/0x6c0
>> ? count_memcg_events+0x4e/0xa0
>> rtnetlink_rcv_msg+0x278/0x2d0
>> ? __pfx_rtnetlink_rcv_msg+0x10/0x10
>> netlink_rcv_skb+0x83/0xe0
>> netlink_unicast+0x11d/0x1c0
>> netlink_sendmsg+0x271/0x2d0
>> sock_sendmsg_nosec+0x23/0x40
>> ____sys_sendmsg+0x10b/0x180
>> ? copy_msghdr_from_user+0x6a/0xa0
>> ___sys_sendmsg+0x79/0xc0
>> ? ___sys_recvmsg+0x82/0xb0
>> ? __handle_mm_fault+0x753/0x7d0
>> ? css_uses_rstat+0x9/0x20
>> ? __css_rstat_updated+0x22/0x70
>> __sys_sendmsg+0x63/0xa0
>> do_syscall_64+0x7f/0x1c0
>> entry_SYSCALL_64_after_hwframe+0x76/0x7e
>> RIP: 0033:0x7f67439a5cb2
>> 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:00007ffdb3e46a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
>> RAX: ffffffffffffffda RBX: 00005591a47ca640 RCX: 00007f67439a5cb2
>> RDX: 0000000000000000 RSI: 00007ffdb3e46b00 RDI: 0000000000000003
>> RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
>> R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
>> R13: 000000006a561b0f R14: 00007ffdb3e56e00 R15: 00005591a47ca640
>> </TASK>
>> 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 polyval_clmulni 
>> ghash_clmulni_intel aesni_intel gf128mul libaes rtc_cmos button sg 
>> sch_fq_codel loop fuse configfs
>> CR2: 0000000000000628
>> ---[ end trace 0000000000000000 ]---
>> RIP: 0010:tcx_miniq_inc+0x3e/0x50 [sch_ingress]
>> Code: 75 21 ba 81 00 00 00 48 c7 c6 00 a0 0c a0 48 c7 c7 14 a0 0c a0 
>> c6 05 72 9f e6 ff 01 e8 8b ef 00 e1 0f 0b 48 8b 83 00 02 00 00 <ff> 80 
>> 28 06 00 00 5b e9 46 26 65 e1 66 0f 1f 44 00 00 90 90 90 90
>> RSP: 0018:ffffc90000383938 EFLAGS: 00010202
>> RAX: 0000000000000000 RBX: ffff8880d2b64808 RCX: 0000000000000000
>> RDX: ffff8880d2b64800 RSI: 0000000000000082 RDI: ffffffff81ef82a0
>> RBP: 00000000fffffff4 R08: ffff888102fb8988 R09: 0000000000000174
>> R10: 0000000000000170 R11: 0000000000000175 R12: ffff8880d2b64808
>> R13: ffff88804e33d5a8 R14: ffff888103132000 R15: ffffc90000383b50
>> FS: 00007f6743850740(0000) GS:ffff888180ac3000(0000) 
>> knlGS:0000000000000000
>> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
>> CR2: 0000000000000628 CR3: 0000000048028005 CR4: 00000000001706b0