linux-next tree panic on ppc64le

Murphy Zhou jencce.kernel at gmail.com
Wed Feb 22 11:55:47 AEDT 2023


Hi,

[   59.558339] ------------[ cut here ]------------
[   59.558361] kernel BUG at arch/powerpc/kernel/syscall.c:34!
[   59.558373] Oops: Exception in kernel mode, sig: 5 [#1]
[   59.558384] LE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA PowerNV
[   59.558397] Modules linked in: rfkill i2c_dev sunrpc ast
i2c_algo_bit drm_shmem_helper drm_kms_helper ext4 syscopyarea
sysfillrect sysimgblt ofpart ses powernv_flash enclosure
scsi_transport_sas ipmi_powernv at24 mbcache jbd2 ipmi_devintf
regmap_i2c opal_prd ipmi_msghandler mtd ibmpowernv drm fuse
drm_panel_orientation_quirks xfs libcrc32c sd_mod t10_pi
crc64_rocksoft_generic crc64_rocksoft crc64 sg i40e aacraid vmx_crypto
[   59.558494] CPU: 29 PID: 6366 Comm: kexec Not tainted 6.2.0-next-20230221 #1
[   59.558508] Hardware name: CSE-829U POWER9 0x4e1202
opal:skiboot-v6.0.7 PowerNV
[   59.558521] NIP:  c000000000031e4c LR: c00000000000d520 CTR: c00000000000d3c0
[   59.558534] REGS: c000000097247b70 TRAP: 0700   Not tainted
(6.2.0-next-20230221)
[   59.558548] MSR:  9000000000029033 <SF,HV,EE,ME,IR,DR,RI,LE>  CR:
84424840  XER: 00000000
[   59.558570] CFAR: c00000000000d51c IRQMASK: 3
[   59.558570] GPR00: c00000000000d520 c000000097247e10
c0000000014b1400 c000000097247e80
[   59.558570] GPR04: 0000000084424840 0000000000000000
0000000000000000 0000000000000000
[   59.558570] GPR08: 0000000000000000 900000000280b033
0000000000000001 0000000000000000
[   59.558570] GPR12: 0000000000000000 c0000007fffcb280
0000000000000000 0000000000000000
[   59.558570] GPR16: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558570] GPR20: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558570] GPR24: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558570] GPR28: 0000000000000000 0000000084424840
c000000097247e80 c000000097247e10
[   59.558689] NIP [c000000000031e4c] system_call_exception+0x5c/0x340
[   59.558705] LR [c00000000000d520] system_call_common+0x160/0x2c4
[   59.558719] Call Trace:
[   59.558725] [c000000097247e10] [c000000000031f18]
system_call_exception+0x128/0x340 (unreliable)
[   59.558743] [c000000097247e50] [c00000000000d520]
system_call_common+0x160/0x2c4
[   59.558759] --- interrupt: c00 at plpar_hcall+0x38/0x60
[   59.558770] NIP:  c0000000000f58dc LR: c00000000011277c CTR: 0000000000000000
[   59.558783] REGS: c000000097247e80 TRAP: 0c00   Not tainted
(6.2.0-next-20230221)
[   59.558796] MSR:  900000000280b033
<SF,HV,VEC,VSX,EE,FP,ME,IR,DR,RI,LE>  CR: 84424840  XER: 00000000
[   59.558821] IRQMASK: 0
[   59.558821] GPR00: 0000000084424840 c0000000972479e0
c0000000014b1400 000000000000041c
[   59.558821] GPR04: 0000000097ff4000 0000000000000200
c000000097247930 c0000007fe233ef8
[   59.558821] GPR08: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558821] GPR12: 0000000000000000 c0000007fffcb280
0000000000000000 0000000000000000
[   59.558821] GPR16: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558821] GPR20: 0000000000000000 0000000000000000
0000000000000000 0000000000000000
[   59.558821] GPR24: 0000000000000004 c0000000ba704000
00000000000000c6 c008000014d20000
[   59.558821] GPR28: 000000000417b200 0000000000000000
c0000000af848800 c000000097ff4000
[   59.558935] NIP [c0000000000f58dc] plpar_hcall+0x38/0x60
[   59.558946] LR [c00000000011277c] _plpks_get_config+0x7c/0x270
[   59.558958] --- interrupt: c00
[   59.558966] [c0000000972479e0] [c00000000011275c]
_plpks_get_config+0x5c/0x270 (unreliable)
[   59.558982] Code: 7c9d2378 60000000 60000000 39200000 0b090000
60000000 e93e0108 692a0002 794affe2 0b0a0000 692a4000 794a97e2
<0b0a0000> e95e0138 794a07e0 0b0a0000
[   59.559018] ---[ end trace 0000000000000000 ]---
[   60.564314] pstore: backend (nvram) writing error (-1)
[   60.564336]
[   61.564343] Kernel panic - not syncing: Fatal exception


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