Comment 3 for bug 1909286

This is the error log for 5.4.0-52.57~18.04.1

[ 2861.690893] BUG: Unable to handle kernel instruction fetch (NULL pointer?)
[ 2861.690981] Faulting instruction address: 0x00000000
[ 2861.691113] Oops: Kernel access of bad area, sig: 11 [#1]
[ 2861.691129] LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 NUMA PowerNV
[ 2861.691177] Modules linked in: binfmt_misc ofpart cmdlinepart joydev input_leds mac_hid powernv_flash mtd at24 uio_pdrv_genirq uio ipmi_powernv ipmi_devintf opal_prd ipmi_msghandler powernv_rng vmx_crypto sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_generic usbhid hid raid6_pq libcrc32c raid1 raid0 multipath linear ast drm_vram_helper i2c_algo_bit ttm drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops crct10dif_vpmsum crc32c_vpmsum drm ahci libahci drm_panel_orientation_quirks tg3 [last unloaded: notifier_error_inject]
[ 2861.691385] CPU: 0 PID: 42482 Comm: reuseport_bpf_c Tainted: G W L 5.4.0-52-generic #57~18.04.1-Ubuntu
[ 2861.691407] NIP: 0000000000000000 LR: c000000000d16524 CTR: 0000000000000000
[ 2861.691426] REGS: c0000007ff6f7580 TRAP: 0400 Tainted: G W L (5.4.0-52-generic)
[ 2861.691446] MSR: 9000000040009033 <SF,HV,EE,ME,IR,DR,RI,LE> CR: 44002848 XER: 20000000
[ 2861.691466] CFAR: c00000000000dec4 IRQMASK: 0
[ 2861.691466] GPR00: c000000000eb74fc c0000007ff6f7810 c000000001a98a00 c0000007443f2ce0
[ 2861.691466] GPR04: c008000002010038 c0000007443f2ce0 0006000000000000 0000000000000000
[ 2861.691466] GPR08: 0000000000000001 0000000000000000 0000000000000000 00000000b0e34d31
[ 2861.691466] GPR12: 0000000000000000 c0000007ff7fee00 0000000000000000 00000000000022b8
[ 2861.691466] GPR16: 000000000000a5b7 c000000757284938 c000000001d2c100 c0000000019c8d00
[ 2861.691466] GPR20: 000000000000000a 0000000000000000 00000000000022b8 0000000000000001
[ 2861.691466] GPR24: 0000000000000000 0000000000000080 c0000000019c8d00 0000000000000028
[ 2861.691466] GPR28: c008000002010000 c0000007443f2ce0 000000002763df38 c00000073d47b000
[ 2861.691701] NIP [0000000000000000] 0x0
[ 2861.691717] LR [c000000000d16524] reuseport_select_sock+0x104/0x420
[ 2861.691733] Call Trace:
[ 2861.691746] [c0000007ff6f7810] [c0000007ff6f7860] 0xc0000007ff6f7860 (unreliable)
[ 2861.691769] [c0000007ff6f78b0] [c000000000eb74fc] inet6_lhash2_lookup+0x1fc/0x210
[ 2861.691789] [c0000007ff6f7930] [c000000000eb7860] inet6_lookup_listener+0x350/0x420
[ 2861.691808] [c0000007ff6f79f0] [c000000000e955e0] tcp_v6_rcv+0x830/0xca0
[ 2861.691826] [c0000007ff6f7b20] [c000000000e4e440] ip6_protocol_deliver_rcu+0x150/0x630
[ 2861.691845] [c0000007ff6f7ba0] [c000000000e4e9b4] ip6_input+0x54/0x100
[ 2861.691862] [c0000007ff6f7c10] [c000000000e4dba4] ip6_rcv_finish+0xb4/0xe0
[ 2861.691879] [c0000007ff6f7c40] [c000000000e4e120] ipv6_rcv+0x110/0x120
[ 2861.691897] [c0000007ff6f7cc0] [c000000000cd6ca4] __netif_receive_skb_one_core+0x74/0xb0
[ 2861.691916] [c0000007ff6f7d10] [c000000000cd7098] process_backlog+0xc8/0x200
[ 2861.691935] [c0000007ff6f7d80] [c000000000cd965c] net_rx_action+0x1ec/0x540
[ 2861.691953] [c0000007ff6f7ea0] [c000000000f14f98] __do_softirq+0x158/0x3c4
[ 2861.691971] [c0000007ff6f7f90] [c000000000031e68] call_do_softirq+0x14/0x24
[ 2861.692060] [c000000778387670] [c00000000001cfa8] do_softirq_own_stack+0x38/0x50
[ 2861.692161] [c000000778387690] [c00000000014a4d0] do_softirq.part.17+0x80/0xb0
[ 2861.692180] [c0000007783876c0] [c00000000014a5dc] __local_bh_enable_ip+0xdc/0xf0
[ 2861.692199] [c0000007783876e0] [c000000000e4893c] ip6_finish_output2+0x21c/0x720
[ 2861.692217] [c000000778387780] [c000000000e4c704] ip6_output+0x84/0x1c0
[ 2861.692234] [c000000778387800] [c000000000e482b8] ip6_xmit+0x3b8/0x820
[ 2861.692252] [c000000778387940] [c000000000e9d8d8] inet6_csk_xmit+0xb8/0x120
[ 2861.692270] [c0000007783879e0] [c000000000db7de4] __tcp_transmit_skb+0x604/0xd80
[ 2861.692429] [c000000778387a90] [c000000000db91b8] tcp_connect+0xc58/0x10a0
[ 2861.692446] [c000000778387b80] [c000000000e92c28] tcp_v6_connect+0x658/0x6f0
[ 2861.692465] [c000000778387c50] [c000000000de8130] __inet_stream_connect+0x160/0x4f0
[ 2861.692484] [c000000778387cf0] [c000000000de851c] inet_stream_connect+0x5c/0x90
[ 2861.692505] [c000000778387d30] [c000000000ca16c8] __sys_connect+0xb8/0x160
[ 2861.692697] [c000000778387e00] [c000000000ca1798] sys_connect+0x28/0x40
[ 2861.692962] [c000000778387e20] [c00000000000b278] system_call+0x5c/0x68
[ 2861.693269] Instruction dump:
[ 2861.693547] XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
[ 2861.693774] XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX
[ 2861.694028] ---[ end trace a24fe6c6f500bb53 ]---
[ 2861.849431]
[ 2862.849670] Kernel panic - not syncing: Aiee, killing interrupt handler!
[ 2863.004717] Rebooting in 10 seconds..
[1629367156136,5] OPAL: Reboot request...