Here's another example 2025-[ 1138.064201] Oops: general protection fault, probably for non-canonical address 0x6c61632f6e69621f: 0000 [#1] SMP NOPTI [ 1138.075028] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 6.14.0-1020-gcp #21~24.04.1-Ubuntu [ 1138.083831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/24/2025 [ 1138.093156] RIP: 0010:netdev_master_upper_dev_get_rcu+0x2d/0x70 [ 1138.099178] Code: 00 00 55 48 81 c7 a8 01 00 00 48 89 e5 41 54 53 48 83 ec 08 48 8b 07 48 89 45 e8 48 39 f8 74 34 48 8b 5d e8 48 83 fb 18 74 2a <44> 0f b6 63 f0 41 80 fc 01 0f 87 81 a3 06 ff 41 83 e4 01 74 15 48 [ 1138.118046] RSP: 0018:ff6d6bb58017cb10 EFLAGS: 00010206 [ 1138.123373] RAX: 6c61632f6e69622f RBX: 6c61632f6e69622f RCX: 0000000000000000 [ 1138.130607] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f39d56b5b31a8 [ 1138.137842] RBP: ff6d6bb58017cb28 R08: 0000000000000000 R09: 00000000000000c0 [ 1138.145079] R10: ff6d6bb58017cce8 R11: ff1f39d2cff5d610 R12: ff1f39d380974c00 [ 1138.152313] R13: ff6d6bb58017ccb0 R14: ff1f39d56b5b3000 R15: ff6d6bb58017ccb0 [ 1138.159548] FS: 0000000000000000(0000) GS:ff1f39d5afd80000(0000) knlGS:0000000000000000 [ 1138.167739] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1138.173587] CR2: 00006504ce63bb5c CR3: 0000000100f21004 CR4: 0000000000371ef0 [ 1138.180822] Call Trace: [ 1138.183377] <IRQ> [ 1138.185498] l3mdev_master_ifindex_rcu+0x39/0x60 [ 1138.190221] icmp_route_lookup.constprop.0+0xb8/0x450 [ 1138.195378] ? update_sg_lb_stats+0xb4/0x6e0 [ 1138.199753] ? __slab_free+0xdf/0x280 [ 1138.203518] __icmp_send+0x47a/0x800 [ 1138.207198] ipv4_send_dest_unreach+0xd3/0x1a0 17604:]4 5 :21.5ipv4_link_failure+0x12/0x70 [ 1138.215788] arp_error_report+0x36/0x60 [ 1138.219724] neigh_invalidate+0x7d/0x140 [ 1138.223767] ? __pfx_neigh_timer_handler+0x10/0x10 [ 1138.228660] neigh_timer_handler+0x2df/0x330 [ 1138.233031] ? __pfx_neigh_timer_handler+0x10/0x10 [ 1138.237922] call_timer_fn+0x2c/0x120 [ 1138.241687] __run_timers+0x22d/0x290 [ 1138.245452] run_timer_softirq+0x93/0x120 [ 1138.249566] handle_softirqs+0xe4/0x310 [ 1138.253511] __irq_exit_rcu+0x10e/0x130 [ 1138.257446] irq_exit_rcu+0xe/0x20 [ 1138.260947] sysvec_apic_timer_interrupt+0xa0/0xc0 [ 1138.265841] </IRQ> [ 1138.268040] <TASK> [ 1138.270240] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 1138.275481] RIP: 0010:pv_native_safe_halt+0xb/0x10 [ 1138.280374] Code: 22 d7 31 ff c3 cc cc cc cc 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 eb 07 0f 00 2d 49 92 10 00 fb f4 <c3> cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 83 [ 1138.299239] RSP: 0018:ff6d6bb5800d7e60 EFLAGS: 00000246 [ 1138.304568] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 1138.311813] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 1138.319051] RBP: ff6d6bb5800d7e68 R08: 0000000000000000 R09: 0000000000000000 [ 1138.326285] R10: 0000000000000000 R11: 0000000000000000 R12: ff1f39d2809d3000 [ 1138.333608] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 1138.340854] ? default_idle+0x9/0x30 [ 1138.344538] arch_cpu_idle+0x9/0x10 [ 1138.348153] default_idle_call+0x30/0xd0 02:20100] s em-cpuidle_idle_call+0x14f/0x190 [ 1138.356413] do_idle+0x7f/0xe0 [ 1138.359571] cpu_startup_entry+0x29/0x30 [ 1138.363595] start_secondary+0x129/0x160 [ 1138.367621] common_startup_64+0x13e/0x141 [ 1138.371822] </TASK> calico-private-8[ 1138.374106] Modules linked in: xt_multiport dummy vxlan xt_tcpudp ip6t_REJECT nf_reject_ipv6 xt_connmark ipt_REJECT nf_reject_ipv4 xt_CT ip6table_nat iptable_raw iptable_nat ip6table_raw ip_set wireguard curve25519_x86_64 libchacha20poly1305 chacha_x86_64 poly1305_x86_64 ip6_udp_tunnel udp_tunnel libcurve25519_generic libchacha ip6table_filter xt_mark iptable_mangle ip6table_mangle ip6_tables iptable_filter xt_comment veth ipip tunnel4 ip_tunnel xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat bridge xfrm_user xfrm_algo tls xt_addrtype nft_compat nf_tables overlay 8021q garp mrp stp llc binfmt_misc nls_iso8859_1 polyval_clmulni polyval_generic ghash_clmulni_intel sha256_ssse3 sha1_ssse3 aesni_intel gve crypto_simd psmouse cryptd input_leds serio_raw sch_fq_codel dm_multipath nvme_fabrics efi_pstore dmi_sysfs virtio_rng ip_tables x_tables autofs4 1dd5c60-bpf2404i[ 1138.450545] ---[ end trace 0000000000000000 ]--- [ 1138.628077] Code: 00 00 55 48 81 c7 a8 01 00 00 48 89 e5 41 54 53 48 83 ec 08 48 8b 07 48 89 45 e8 48 39 f8 74 34 48 8b 5d e8 48 83 fb 18 74 2a <44> 0f b6 63 f0 41 80 fc 01 0f 87 81 a3 06 ff 41 83 e4 01 74 15 48 [ 1138.646955] RSP: 0018:ff6d6bb58017cb10 EFLAGS: 00010206 [ 1138.652293] RAX: 6c61632f6e69622f RBX: 6c61632f6e69622f RCX: 0000000000000000 [ 1138.659543] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1f39d56b5b31a8 'veth53099e2']' [ 1138.666792] RBP: ff6d6bb58017cb28 R08: 0000000000000000 R09: 00000000000000c0 [ 1138.675420] R10: ff6d6bb58017cce8 R11: ff1f39d2cff5d610 R12: ff1f39d380974c00 [ 1138.682672] R13: ff6d6bb58017ccb0 R14: ff1f39d56b5b3000 R15: ff6d6bb58017ccb0 returned non-zer[ 1138.689919] FS: 0000000000000000(0000) GS:ff1f39d5afd80000(0000) knlGS:0000000000000000 [ 1138.699501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 o exit status 1.[ 1138.705366] CR2: 00006504ce63bb5c CR3: 0000000100f21004 CR4: 0000000000371ef0 [ 1138.714006] Kernel panic - not syncing: Fatal exception in interrupt 2025-12-08T10:[ 1138.720810] Kernel Offset: 0x12a00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 1138.896384] Rebooting in 10 seconds..
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2134472 Title: Kernel panic, NULL pointer in l3mdev_fib_table_rcu To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-gcp-6.14/+bug/2134472/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
