On a ThunderX2 node, after adding "earlycon debug" to cmdline, i was
able to capture this:
...
Loading Linux 5.4.0-11-generic ...
Loading initial ramdisk ...
EFI stub: Booting Linux Kernel...
EFI stub: EFI_RNG_PROTOCOL unavailable, no randomness supplied
EFI stub: Using DTB from configuration table
EFI stub: Exiting boot services and installing virtual address map...
[ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x431f0af1]
[ 0.000000] Linux version 5.4.0-11-generic (buildd@bos02-arm64-077) (gcc
version 9.2.1 20200104 (Ubuntu 9.2.1-22ubuntu2)) #14-Ubuntu SMP Thu Jan 9 16
:16:25 UTC 2020 (Ubuntu 5.4.0-11.14-generic 5.4.8)
[ 0.000000] efi: Getting EFI parameters from FDT:
[ 0.000000] efi: EFI v2.70 by American Megatrends
[ 0.000000] efi: ESRT=0xfd38dc98 SMBIOS=0xfcca0000 SMBIOS 3.0=0xfcc90000
ACPI 2.0=0xf9a10000 MEMRESERVE=0xfa7f9e98
[ 0.000000] secureboot: Secure boot disabled
[ 0.000000] esrt: Reserving ESRT space from 0x00000000fd38dc98 to
0x00000000fd38dcd0.
[ 0.000000] cma: Reserved 32 MiB at 0x00000000f0000000
[ 0.000000] ACPI: Early table checksum verification disabled
[ 0.000000] ACPI: RSDP 0x00000000F9A10000 000024 (v02 ALASKA)
[ 0.000000] ACPI: XSDT 0x00000000F9A10028 0000DC (v01 ALASKA A M I
01072009 AMI 00010013)
[ 0.000000] ACPI: FACP 0x00000000F9A10108 000114 (v06 ALASKA A M I
01072009 AMI 00010013)
[ 0.000000] ACPI: DSDT 0x00000000F9A10220 000714 (v02 CAVM CN99XX
20150406 INTL 20170224)
[ 0.000000] ACPI: FIDT 0x00000000F9A10938 00009C (v01 ALASKA A M I
01072009 AMI 00010013)
[ 0.000000] ACPI: DBG2 0x00000000F9A109D8 000062 (v00 CAVM CN99XX
00000000 INTL 20170224)
[ 0.000000] ACPI: SPMI 0x00000000F9A10A40 000041 (v05 ALASKA A M I
00000000 AMI. 00000000)
[ 0.000000] ACPI: PCCT 0x00000000F9A10A88 000FB0 (v01 CAVM CN99XX
00000001 INTL 20170224)
[ 0.000000] ACPI: SLIT 0x00000000F9A11A38 000030 (v01 CAVM CN99XX
00000001 INTL 20170224)
[ 0.000000] ACPI: SPMI 0x00000000F9A11A68 000041 (v04 CAVM CN99XX
00000001 INTL 20170224)
[ 0.000000] ACPI: SSDT 0x00000000F9A11AB0 004217 (v02 CAVM N0BXPCI
20150406 INTL 20170224)
[ 0.000000] ACPI: SSDT 0x00000000F9A15CC8 019654 (v02 CAVM N0T128
20150406 INTL 20170224)
[ 0.000000] ACPI: SSDT 0x00000000F9A2F320 0041CB (v02 CAVM N1BXPCI
20150406 INTL 20170224)
[ 0.000000] ACPI: SSDT 0x00000000F9A334F0 01980C (v02 CAVM N1T128
20150406 INTL 20170224)
[ 0.000000] ACPI: BERT 0x00000000F9A4CD00 000030 (v01 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: GTDT 0x00000000F9A4CD30 00007C (v02 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: HEST 0x00000000F9A4CDB0 000308 (v01 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: APIC 0x00000000F9A4D0B8 00468C (v04 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: MCFG 0x00000000F9A51748 00003C (v01 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: NFIT 0x00000000F9A51788 000028 (v01 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: PPTT 0x00000000F9A517B0 0018B4 (v01 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: SRAT 0x00000000F9A53068 0010A8 (v03 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: IORT 0x00000000F9A54110 000688 (v00 CAVM CN99XX
20150406 CAVM 00000099)
[ 0.000000] ACPI: SPCR 0x00000000F9A54798 000050 (v02 A M I APTIO V
01072009 AMI. 0005000D)
[ 0.000000] ACPI: BGRT 0x00000000F9A547E8 000038 (v01 ALASKA A M I
01072009 AMI 00010013)
[ 0.000000] ACPI: WSMT 0x00000000F9A54820 000028 (v01 ALASKA A M I
01072009 AMI 00010013)
[ 0.000000] ACPI: SPCR: Unexpected SPCR Access Width. Defaulting to byte
size
[ 0.000000] ACPI: SPCR: console: pl011,mmio,0x402020000,115200
[ 0.000000] earlycon: pl11 at MMIO 0x0000000402020000 (options '115200')
[ 0.000000] printk: bootconsole [pl11] enabled
[ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x80000000-0xfeffffff]
[ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x880000000-0xfffffffff]
[ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x8800000000-0x9ffcffffff]
[ 0.000000] ACPI: SRAT: Node 1 PXM 1 [mem 0x9ffd000000-0xbffcffffff]
[ 0.000000] NUMA: NODE_DATA [mem 0x9ffcffcf40-0x9ffcffffff]
[ 0.000000] NUMA: NODE_DATA [mem 0xbfdcf25f40-0xbfdcf28fff]
[ 0.000000] ------------[ cut here ]------------
[ 0.000000] kernel BUG at arch/arm64/kernel/traps.c:405!
[ 0.000000] Internal error: Oops - BUG: 0 [#1] SMP
[ 0.000000] Modules linked in:
[ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 5.4.0-11-generic
#14-Ubuntu
[ 0.000000] pstate: 00400089 (nzcv daIf +PAN -UAO)
[ 0.000000] pc : do_undefinstr+0x64/0x68
[ 0.000000] lr : do_undefinstr+0x38/0x68
[ 0.000000] sp : ffff800011ac3c00
[ 0.000000] x29: ffff800011ac3c00 x28: ffff800011ad2d80
[ 0.000000] x27: 00000000000002ff x26: fffffe0000dfffff
[ 0.000000] x25: 0060000000000711 x24: 0000000000000000
[ 0.000000] x23: 0000000080400089 x22: ffff800010d7a238
[ 0.000000] x21: 00000000820ec000 x20: 0000ffffffffffff
[ 0.000000] x19: ffff800011ac3c20 x18: 0000000000000010
[ 0.000000] x17: 0000000000001400 x16: 0000000000001c00
[ 0.000000] x15: ffff800011ad32a8 x14: 000000000000f0c0
[ 0.000000] x13: 0000009ffcff0f40 x12: 000000bf34c00000
[ 0.000000] x11: 0000004000000000 x10: 0000004000000000
[ 0.000000] x9 : 0000000000000269 x8 : 00000000200dc0c0
[ 0.000000] x7 : 000000bfdcf23f40 x6 : ffff800011ac3bf8
[ 0.000000] x5 : 0000000000000000 x4 : ffff800011ced100
[ 0.000000] x3 : ffff800011ad5990 x2 : 0000000000000000
[ 0.000000] x1 : 0000000000000000 x0 : 0000000080400089
[ 0.000000] Call trace:
[ 0.000000] do_undefinstr+0x64/0x68
[ 0.000000] el1_undef+0x10/0xb4
[ 0.000000] e843419@01f2_00002fa5_530+0x0/0xff8
[ 0.000000] vmemmap_populate+0x70/0x15c
[ 0.000000] __populate_section_memmap+0x38/0x60
[ 0.000000] sparse_init_nid+0x198/0x290
[ 0.000000] sparse_init+0x10c/0x158
[ 0.000000] bootmem_init+0x70/0xe4
[ 0.000000] setup_arch+0x2e0/0x69c
[ 0.000000] start_kernel+0x84/0x504
[ 0.000000] Code: 940046ff f9400bf3 a8c27bfd d65f03c0 (d4210000)
[ 0.000000] random: get_random_bytes called from
print_oops_end_marker+0x30/0x58 with crng_init=0
[ 0.000000] ---[ end trace 0000000000000000 ]---
[ 0.000000] Kernel panic - not syncing: Attempted to kill the idle task!
[ 0.000000] ---[ end Kernel panic - not syncing: Attempted to kill the idle
task! ]---
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https://bugs.launchpad.net/bugs/1860144
Title:
linux 5.4.0-11 fails to boot on arm64
Status in linux package in Ubuntu:
Incomplete
Bug description:
Series: Focal
Kernel: 5.4.0-11.14
Problem: Kernel Fails to boot on arm64 hardware.
During preliminary the following failure was observed in a VM after
the -proposed kernel was installed from ppa:canonical-kernel-
team/proposed
autopkgtest login: [ 44.923688] kernel BUG at arch/arm64/kernel/traps.c:406!
[ 44.925735] Internal error: Oops - BUG: 0 [#1] SMP
[ 44.927059] Modules linked in: iptable_mangle xt_TCPMSS xt_tcpudp bpfilter
dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua crct10dif_ce ofpart redboot
cmdlinepart cfi_cmdset_0001 cfi_probe cfi_util gen_probe physmap qemu_fw_cfg
uio_pdrv_genirq uio map_funcs chipreg mtd sch_fq_codel ip_tables x_tables
autofs4 btrfs blake2b_generic xor xor_neon zstd_compress raid6_pq libcrc32c
virtio_net net_failover virtio_blk failover
[ 44.943611] CPU: 2 PID: 0 Comm: swapper/2 Not tainted 5.5.0-4-snapdragon
#5-Ubuntu
[ 44.948138] Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
[ 44.951579] pstate: 00400005 (nzcv daif +PAN -UAO)
[ 44.953905] pc : do_undefinstr+0x60/0x68
[ 44.955836] lr : do_undefinstr+0x34/0x68
[ 44.957695] sp : ffff800010013550
[ 44.959644] x29: ffff800010013550 x28: ffff0001fd173c00
[ 44.962107] x27: 0000000000000000 x26: 00000000c642935b
[ 44.964652] x25: 0000000000000000 x24: ffff80001001379c
[ 44.966750] x23: 0000000080400005 x22: ffff800010cdc2f8
[ 44.968930] x21: 0000000041573000 x20: 0000ffffffffffff
[ 44.970885] x19: ffff800010013580 x18: 0000000000001400
[ 44.973300] x17: 0000000000001c00 x16: 0000000000001000
[ 44.975899] x15: 0000000000000c00 x14: 0000000000000000
[ 44.978497] x13: 00000000000001d8 x12: ffff0001ec755428
[ 44.981178] x11: 0000503e00002aa6 x10: 0000000000000000
[ 44.983809] x9 : ffff80001036b4d0 x8 : 0000000000000000
[ 44.986435] x7 : ffff0001fd174128 x6 : ffff800010013548
[ 44.988607] x5 : 0000000000000000 x4 : ffff800011f5e100
[ 44.990548] x3 : ffff800011cf5f10 x2 : db67b15ed7685100
[ 44.992687] x1 : 0000000000000000 x0 : 0000000080400005
[ 44.994456] Call trace:
[ 44.995286] do_undefinstr+0x60/0x68
[ 44.996622] el1_sync_handler+0x8c/0xd8
[ 44.998434] el1_sync+0xb4/0x180
[ 44.999604] e843419@0b9d_0001182e_66f8+0x0/0xff8
[ 45.001407] tcp_ack+0x428/0x940
[ 45.002578] tcp_rcv_established+0x174/0x6b0
[ 45.003984] tcp_v4_do_rcv+0x168/0x250
[ 45.005235] tcp_v4_rcv+0xb9c/0xd08
[ 45.006437] ip_protocol_deliver_rcu+0x44/0x200
[ 45.008109] ip_local_deliver_finish+0x54/0x68
[ 45.009492] ip_local_deliver+0x104/0x110
[ 45.010596] ip_sublist_rcv_finish+0x48/0x68
[ 45.011732] ip_sublist_rcv+0x174/0x1e8
[ 45.012707] ip_list_rcv+0x108/0x168
[ 45.013561] __netif_receive_skb_list_core+0x18c/0x220
[ 45.014832] netif_receive_skb_list_internal+0x194/0x2a0
[ 45.016207] gro_normal_list.part.0+0x24/0x40
[ 45.017548] napi_gro_receive+0x1bc/0x1d8
[ 45.018773] receive_buf+0x1d4/0x498 [virtio_net]
[ 45.019967] virtnet_poll+0x168/0x6f8 [virtio_net]
[ 45.021161] net_rx_action+0x178/0x460
[ 45.022087] __do_softirq+0x130/0x32c
[ 45.023019] irq_exit+0xa0/0xc8
[ 45.023796] __handle_domain_irq+0x6c/0xc0
[ 45.024805] gic_handle_irq+0x58/0xa8
[ 45.025692] el1_irq+0x104/0x1c0
[ 45.026488] arch_cpu_idle+0x38/0x1c8
[ 45.027412] default_idle_call+0x20/0x40
[ 45.028361] do_idle+0x20c/0x2b0
[ 45.029184] cpu_startup_entry+0x28/0x68
[ 45.030146] secondary_start_kernel+0x154/0x1e0
[ 45.031275] Code: 97ffffb6 f9400bf3 a8c27bfd d65f03c0 (d4210000)
[ 45.032751] ---[ end trace b0983b157b7a3c23 ]---
[ 45.033868] Kernel panic - not syncing: Fatal exception in interrupt
[ 45.035609] SMP: stopping secondary CPUs
[ 45.036876] Kernel Offset: disabled
[ 45.037966] CPU features: 0x00000,20802000
[ 45.039153] Memory Limit: none
[ 45.039952] ---[ end Kernel panic - not syncing: Fatal exception in
interrupt ]---
Focal was deployed on a Hisilicon D05, After installing the kernel on bare
metal there were no console logs after the EFI Boot Stub
Booting local disk... [ grub.cfg-02:0f:b7:04 527B 100% 2.25B/s
]
EFI stub: Booting Linux Kernel... [ grubaa64.efi 1.70MiB 100% 7.45KiB/s
]
EFI stub: EFI_RNG_PROTOCOL unavailable, no randomness supplied
EFI stub: Using DTB from configuration table
EFI stub: Exiting boot services and installing virtual address map...
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