내용이 너무 많아서 출처를 밝힐 수 없습니다. iee80211이 보여서 네트워크 패킷이 아닐까 싶은데 IRQ와 모듈도 같이 나열되어 있어서 정말 복잡하네요.
4.15.0-43 일반 커널을 사용하는 Ubuntu Xenial.
참고: 약 24시간 동안 메모리 오류 없이 메모리 테스트를 실행했습니다.
[16543.995570] WARNING: CPU: 7 PID: 0 at /build/linux-hwe-O570pP/linux-hwe-4.15.0/net/mac80211/rx.c:629 ieee80211_rx_napi+0x867/0xa40 [mac80211]
[16543.995572] Modules linked in: ccm xt_CHECKSUM iptable_mangle ipt_MASQUERADE nf_nat_masquerade_ipv4 iptable_nat nf_nat_ipv4 nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ipt_REJECT nf_reject_ipv4 xt_tcpudp bridge stp ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables x_tables appletalk ipx p8023 psnap p8022 llc snd_hda_codec_hdmi nvidia_uvm(POE) arc4 wmi_bmof snd_hda_codec_realtek snd_hda_codec_generic rtl8192ee btcoexist rtl_pci rtlwifi amd64_edac_mod edac_mce_amd snd_hda_intel kvm_amd snd_hda_codec mac80211 snd_hda_core kvm snd_hwdep snd_pcm snd_timer irqbypass input_leds snd ccp soundcore cfg80211 shpchp wmi mac_hid i2c_piix4 k10temp ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nct6775 hwmon_vid autofs4 btrfs
[16543.995623] zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear nvidia_drm(POE) nvidia_modeset(POE) nvidia(POE) drm_kms_helper syscopyarea sysfillrect sysimgblt hid_generic fb_sys_fops crct10dif_pclmul drm crc32_pclmul ghash_clmulni_intel pcbc ipmi_devintf usbhid aesni_intel hid aes_x86_64 crypto_simd glue_helper cryptd ipmi_msghandler r8169 ahci mii libahci gpio_amdpt gpio_generic
[16543.995659] CPU: 7 PID: 0 Comm: swapper/7 Tainted: P OE 4.15.0-43-generic #46~16.04.1-Ubuntu
[16543.995660] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./AB350 Pro4, BIOS P4.60 01/15/2018
[16543.995686] RIP: 0010:ieee80211_rx_napi+0x867/0xa40 [mac80211]
[16543.995688] RSP: 0018:ffff952d9edc3e20 EFLAGS: 00010297
[16543.995690] RAX: 0000000000000000 RBX: ffff952d739f5a00 RCX: 000000000000001b
[16543.995692] RDX: 0000000000000080 RSI: 0000000000000009 RDI: ffff952d88bb0760
[16543.995693] RBP: ffff952d9edc3ef0 R08: 0000000000027120 R09: 0000000000000100
[16543.995694] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[16543.995696] R13: 0000000000000000 R14: 0000000000000006 R15: ffff952d88bb0760
[16543.995698] FS: 0000000000000000(0000) GS:ffff952d9edc0000(0000) knlGS:0000000000000000
[16543.995700] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[16543.995701] CR2: 00007f196f00a000 CR3: 0000000407a2c000 CR4: 00000000003406e0
[16543.995702] Call Trace:
[16543.995705] <IRQ>
[16543.995713] ? __free_pages+0x19/0x30
[16543.995717] ? kfree+0x161/0x190
[16543.995721] ? skb_free_head+0x21/0x30
[16543.995742] ieee80211_tasklet_handler+0xc0/0xd0 [mac80211]
[16543.995746] ? __kfree_skb_flush+0x30/0x40
[16543.995750] tasklet_action+0x100/0x120
[16543.995753] __do_softirq+0xf5/0x28f
[16543.995756] irq_exit+0xb8/0xc0
[16543.995759] do_IRQ+0x57/0xd0
[16543.995762] common_interrupt+0x84/0x84
[16543.995763] </IRQ>
[16543.995768] RIP: 0010:cpuidle_enter_state+0xa7/0x300
[16543.995769] RSP: 0018:ffffbd92819cfe60 EFLAGS: 00000246 ORIG_RAX: ffffffffffffffdd
[16543.995772] RAX: ffff952d9ede2880 RBX: 0000000000000002 RCX: 000000000000001f
[16543.995773] RDX: 0000000000000000 RSI: 0000000025b7c40c RDI: 0000000000000000
[16543.995774] RBP: ffffbd92819cfe98 R08: ffff952d9ede16a4 R09: 0000000000000018
[16543.995775] R10: ffffbd92819cfe30 R11: 00000000000010dd R12: 0000000000000002
[16543.995777] R13: ffff952d80375e00 R14: ffffffff90d806f8 R15: 00000f0bf0a7aa24
[16543.995782] cpuidle_enter+0x17/0x20
[16543.995786] call_cpuidle+0x23/0x40
[16543.995788] do_idle+0x197/0x200
[16543.995792] cpu_startup_entry+0x73/0x80
[16543.995795] start_secondary+0x1ab/0x200
[16543.995799] secondary_startup_64+0xa5/0xb0
[16543.995801] Code: ff 48 8b 95 70 ff ff ff 4c 8b ab d8 00 00 00 4c 8b b2 d8 00 00 00 e9 35 fa ff ff 48 89 de 4c 89 ff e8 ee 29 fe ff e9 76 fa ff ff <0f> 0b 48 89 df e8 ef 2a 30 ce e9 7d f8 ff ff 4c 89 ff 44 8b a5
[16543.995846] ---[ end trace 666a1d8f8ce5630a ]---