Hello, I think the beginning of the dump is missing. Decoding the dump results in:
** Kernel log: boot messages should be attached [ 410.253444] PGD 0 P4D 0 [ 410.253456] Oops: Oops: 0002 [#1] SMP NOPTI [ 410.253467] CPU: 14 UID: 0 PID: 729 Comm: napi/phy0-0 Not tainted 6.18.15+deb14-amd64 #1 PREEMPT(lazy) Debian 6.18.15-1 [ 410.253478] Hardware name: Micro Computer (HK) Tech Limited EliteMini Series/HPBSD, BIOS 1.02 03/28/2024 [ 410.253484] RIP: 0010:tcp_get_metrics (net/ipv4/tcp_metrics.c:213 net/ipv4/tcp_metrics.c:329) [ 410.253498] Code: 2c 8b 54 24 50 89 50 34 31 d2 e8 dd eb ff ff 48 8b 35 86 0b 3c 01 44 89 ea 48 8b 44 24 08 48 8d 0c d5 00 00 00 00 48 8b 14 d6 <48> 89 10 48 03 0d 68 0b 3c 01 48 89 01 48 c7 c7 10 37 9f b5 48 89 All code ======== 0: 2c 8b sub $0x8b,%al 2: 54 push %rsp 3: 24 50 and $0x50,%al 5: 89 50 34 mov %edx,0x34(%rax) 8: 31 d2 xor %edx,%edx a: e8 dd eb ff ff call 0xffffffffffffebec f: 48 8b 35 86 0b 3c 01 mov 0x13c0b86(%rip),%rsi # 0x13c0b9c 16: 44 89 ea mov %r13d,%edx 19: 48 8b 44 24 08 mov 0x8(%rsp),%rax 1e: 48 8d 0c d5 00 00 00 lea 0x0(,%rdx,8),%rcx 25: 00 26: 48 8b 14 d6 mov (%rsi,%rdx,8),%rdx 2a:* 48 89 10 mov %rdx,(%rax) <-- trapping instruction 2d: 48 03 0d 68 0b 3c 01 add 0x13c0b68(%rip),%rcx # 0x13c0b9c 34: 48 89 01 mov %rax,(%rcx) 37: 48 c7 c7 10 37 9f b5 mov $0xffffffffb59f3710,%rdi 3e: 48 rex.W 3f: 89 .byte 0x89 Code starting with the faulting instruction =========================================== 0: 48 89 10 mov %rdx,(%rax) 3: 48 03 0d 68 0b 3c 01 add 0x13c0b68(%rip),%rcx # 0x13c0b72 a: 48 89 01 mov %rax,(%rcx) d: 48 c7 c7 10 37 9f b5 mov $0xffffffffb59f3710,%rdi 14: 48 rex.W 15: 89 .byte 0x89 [ 410.253504] RSP: 0018:ffffd0fa05f97788 EFLAGS: 00010246 [ 410.253512] RAX: 0000000000000287 RBX: ffff89ec00a97900 RCX: 0000000000017b50 [ 410.253517] RDX: 0000000000000000 RSI: ffff89eb82c40000 RDI: 0000000000000010 [ 410.253522] RBP: ffffd0fa05f97808 R08: 0000000000000000 R09: ffff89eb8ebd6b40 [ 410.253527] R10: ffffd0fa05f97790 R11: 0000000000000000 R12: ffffffffb59f0d40 [ 410.253531] R13: 0000000000002f6a R14: 0000000000000006 R15: ffff89ebb07e3540 [ 410.253537] FS: 0000000000000000(0000) GS:ffff89f28a74c000(0000) knlGS:0000000000000000 [ 410.253542] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 410.253548] CR2: 0000000000000287 CR3: 000000012026e000 CR4: 0000000000f50ef0 [ 410.253554] PKRU: 55555554 [ 410.253558] Call Trace: [ 410.253564] <TASK> [ 410.253580] tcp_update_metrics (net/ipv4/tcp_metrics.c:368) [ 410.253589] tcp_time_wait (net/ipv4/tcp_minisocks.c:396) [ 410.253606] tcp_fin (net/ipv4/tcp_input.c:4714) [ 410.253616] tcp_data_queue (net/ipv4/tcp_input.c:5425) [ 410.253629] tcp_rcv_state_process (net/ipv4/tcp_input.c:7165) [ 410.253638] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253649] ? __mod_timer (kernel/time/timer.c:1142) [ 410.253660] ? tcp_rcv_established (net/ipv4/tcp_input.c:5956 (discriminator 1) net/ipv4/tcp_input.c:6451 (discriminator 1)) [ 410.253668] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253674] ? security_sock_rcv_skb (security/security.c:4868 (discriminator 33)) [ 410.253687] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253696] tcp_v6_do_rcv (net/ipv6/tcp_ipv6.c:1676) [ 410.253714] tcp_v6_rcv (include/linux/spinlock.h:391 net/ipv6/tcp_ipv6.c:1927) [ 410.253725] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253731] ? raw6_local_deliver (net/ipv6/raw.c:214) [ 410.253748] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:440) [ 410.253760] ip6_input_finish (net/ipv6/ip6_input.c:492) [ 410.253768] ? __slab_free (mm/slub.c:5920 (discriminator 1)) [ 410.253777] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253783] ip6_input (include/linux/rcupdate.h:899 net/ipv6/ip6_input.c:503) [ 410.253790] ? ip6_dst_check (net/ipv6/route.c:2827) [ 410.253803] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253810] ? tcp_v6_early_demux (include/net/dst.h:485 (discriminator 2) net/ipv6/tcp_ipv6.c:2049 (discriminator 2)) [ 410.253819] ip6_sublist_rcv (net/ipv6/ip6_input.c:86 (discriminator 4) net/ipv6/ip6_input.c:145 (discriminator 4) net/ipv6/ip6_input.c:321 (discriminator 4)) [ 410.253828] ? srso_alias_return_thunk (arch/x86/lib/retpoline.S:221) [ 410.253834] ? dev_gro_receive (net/core/gro.c:523 (discriminator 1)) My x86 assembly foo is too weak to further interpret that, so here is only the decoding of the oops. I'll look into that again in the coming week. Best regards Uwe
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