Details
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Bug
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Resolution: Fixed
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Major
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Lustre 2.14.0, Lustre 2.16.0, Lustre 2.15.0
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None
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3
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9223372036854775807
Description
When attempting to mount a file, the client panics before the error message is shown that the mounting path must be a directory:
KERNEL: /usr/lib/debug/lib/modules/4.18.0-425.19.2.el8_lustre.aarch64/vmlinux [TAINTED]
DUMPFILE: /var/crash/127.0.0.1-2025-08-19-16:09:17/vmcore [PARTIAL DUMP]
CPUS: 2
DATE: Tue Aug 19 14:09:16 CEST 2025
UPTIME: 00:01:25
LOAD AVERAGE: 0.36, 0.13, 0.04
TASKS: 275
NODENAME: lu-drazy-client
RELEASE: 4.18.0-425.19.2.el8_lustre.aarch64
VERSION: #1 SMP Mon Sep 9 10:18:08 CEST 2024
MACHINE: aarch64 (unknown Mhz)
MEMORY: 2 GB
PANIC: "Unable to handle kernel NULL pointer dereference at virtual address 00000000000000c8"
PID: 3400
COMMAND: "mount.lustre"
TASK: ffff000004dd9100 [THREAD_INFO: ffff000004dd9100]
CPU: 0
STATE: TASK_RUNNING (PANIC)
PID: 3400 TASK: ffff000004dd9100 CPU: 0 COMMAND: "mount.lustre"
#0 [ffff80000be9b440] machine_kexec at ffff800008020d78
#1 [ffff80000be9b4a0] __crash_kexec at ffff8000081559dc
#2 [ffff80000be9b630] crash_kexec at ffff800008155af8
#3 [ffff80000be9b660] die at ffff80000800f344
#4 [ffff80000be9b710] die_kernel_fault at ffff800008023ba8
#5 [ffff80000be9b740] __do_kernel_fault at ffff800008023c9c
#6 [ffff80000be9b770] do_page_fault at ffff800008a901fc
#7 [ffff80000be9b7d0] do_translation_fault at ffff800008a90534
#8 [ffff80000be9b800] do_mem_abort at ffff800008023ae0
#9 [ffff80000be9b830] el1_abort at ffff800008008bcc
#10 [ffff80000be9b840] el1_sync_handler at ffff800008008cf4
#11 [ffff80000be9b980] el1_sync at ffff800008002878
#12 [ffff80000be9b990] cl_file_inode_init at ffff8000016b587c [lustre]
#13 [ffff80000be9ba20] ll_iget at ffff800001695d10 [lustre]
#14 [ffff80000be9ba60] client_common_fill_super at ffff80000166fb1c [lustre]
#15 [ffff80000be9bb60] ll_fill_super at ffff800001676c94 [lustre]
#16 [ffff80000be9bcb0] lustre_fill_super at ffff8000016a9b08 [lustre]
#17 [ffff80000be9bce0] mount_nodev at ffff800008328e34
#18 [ffff80000be9bd10] lustre_mount at ffff8000016a9a0c [lustre]
#19 [ffff80000be9bd40] legacy_get_tree at ffff80000836a47c
#20 [ffff80000be9bd60] vfs_get_tree at ffff800008327370
#21 [ffff80000be9bd90] do_mount at ffff8000083517e4
#22 [ffff80000be9be20] ksys_mount at ffff80000835212c
#23 [ffff80000be9be60] __arm64_sys_mount at ffff800008352170
#24 [ffff80000be9be80] do_el0_svc at ffff8000080190a0
#25 [ffff80000be9beb0] el0_sync_handler at ffff80000800935c
#26 [ffff80000be9bff0] el0_sync at ffff800008002b7c
PC: 0000ffffb0a48d78 LR: 00000000004051e0 SP: 0000ffffde7e5760
X29: 0000ffffde7e5770 X28: 0000000001000000 X27: 00000000fffffff5
X26: 0000ffffde7e8b60 X25: 0000ffffde7edd98 X24: 0000ffffde7ebb78
X23: 0000000000000000 X22: 000000000042f000 X21: 0000000000000000
X20: 000000000042f000 X19: 0000000000410f58 X18: 0000000000000000
X17: 0000000000430238 X16: 0000ffffb0a48d70 X15: 0000ffffb0a9a44c
X14: 0000ffffb0a28e50 X13: 0000000000000000 X12: 0000000000008040
X11: 0000000000000038 X10: 0101010101010101 X9: 7f7f7f7f7f7f7f7f
X8: 0000000000000028 X7: 8000000000000000 X6: 0000000000000080
X5: 65727473ffffffff X4: 000000002aa716f0 X3: 0000000001000000
X2: 0000000000410f58 X1: 0000ffffde7ebb78 X0: 000000002aa712c0
ORIG_X0: 000000002aa712c0 SYSCALLNO: 28 PSTATE: 80001000