* [herbert-cryptodev-2.6:master] [rhashtable] e1d3422c95: WARNING:at_mm/util.c:#__kvmalloc_node_noprof
@ 2024-12-31 5:24 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-12-31 5:24 UTC (permalink / raw)
To: Breno Leitao
Cc: oe-lkp, lkp, linux-crypto, Herbert Xu, Tejun Heo, netdev,
oliver.sang
Hello,
we reported
"[herbert-cryptodev-2.6:master] [rhashtable] e1d3422c95: stress-ng.syscall.ops_per_sec 98.9% regression"
in
https://lore.kernel.org/all/202412271017.cad7675-lkp@intel.com/
now we observed below WARNING in another tests. it doesn't always happen.
11 out of 20 runs as below. but keeps clean on parent.
f916e44487f56df4 e1d3422c95f003eba241c176adf
---------------- ---------------------------
fail:runs %reproduction fail:runs
| | |
:20 55% 11:20 dmesg.RIP:__kvmalloc_node_noprof
:20 55% 11:20 dmesg.WARNING:at_mm/util.c:#__kvmalloc_node_noprof
below full report FYI.
kernel test robot noticed "WARNING:at_mm/util.c:#__kvmalloc_node_noprof" on:
commit: e1d3422c95f003eba241c176adfe593c33e8a8f6 ("rhashtable: Fix potential deadlock by moving schedule_work outside lock")
https://git.kernel.org/cgit/linux/kernel/git/herbert/cryptodev-2.6.git master
in testcase: reaim
version: reaim-x86_64-7.0.1.13-1_20240229
with following parameters:
runtime: 300s
nr_task: 100%
test: short
cpufreq_governor: performance
config: x86_64-rhel-9.4
compiler: gcc-12
test machine: 48 threads 2 sockets Intel(R) Xeon(R) CPU E5-2697 v2 @ 2.70GHz (Ivy Bridge-EP) with 64G memory
(please refer to attached dmesg/kmsg for entire log/backtrace)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202412311213.4e69877e-lkp@intel.com
kern :warn : [ 45.855882] ------------[ cut here ]------------
kern :warn : [ 45.861844] WARNING: CPU: 5 PID: 379 at mm/util.c:662 __kvmalloc_node_noprof (mm/util.c:662 (discriminator 1))
kern :warn : [ 45.871496] Modules linked in: btrfs blake2b_generic xor raid6_pq libcrc32c sr_mod sd_mod cdrom sg intel_rapl_msr intel_rapl_common binfmt_misc sb_edac x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul isci crc32c_intel ghash_clmulni_intel snd_pcm libsas ahci mgag200 ipmi_si libahci scsi_transport_sas rapl snd_timer drm_client_lib snd intel_cstate mei_me drm_shmem_helper ipmi_devintf i2c_i801 soundcore ioatdma libata mei intel_uncore drm_kms_helper ipmi_msghandler lpc_ich pcspkr i2c_smbus dca wmi joydev drm fuse loop dm_mod ip_tables
kern :warn : [ 45.927716] CPU: 5 UID: 0 PID: 379 Comm: kworker/5:1 Not tainted 6.13.0-rc2-00035-ge1d3422c95f0 #1
kern :warn : [ 45.938497] Hardware name: Intel Corporation S2600CP/S2600CP, BIOS SE5C600.86B.99.99.x069.071520130923 07/15/2013
kern :warn : [ 45.950732] Workqueue: events rht_deferred_worker
kern :warn : [ 45.956775] RIP: 0010:__kvmalloc_node_noprof (mm/util.c:662 (discriminator 1))
kern :warn : [ 45.963290] Code: 00 00 48 8d 4c 0a ff e8 1d 54 05 00 48 83 c4 18 5b 5d 41 5c c3 cc cc cc cc 48 b9 00 00 00 00 00 20 00 00 eb c3 80 e7 20 75 e6 <0f> 0b eb e2 66 66 2e 0f 1f 84 00 00 00 00 00 66 66 2e 0f 1f 84 00
All code
========
0: 00 00 add %al,(%rax)
2: 48 8d 4c 0a ff lea -0x1(%rdx,%rcx,1),%rcx
7: e8 1d 54 05 00 call 0x55429
c: 48 83 c4 18 add $0x18,%rsp
10: 5b pop %rbx
11: 5d pop %rbp
12: 41 5c pop %r12
14: c3 ret
15: cc int3
16: cc int3
17: cc int3
18: cc int3
19: 48 b9 00 00 00 00 00 movabs $0x200000000000,%rcx
20: 20 00 00
23: eb c3 jmp 0xffffffffffffffe8
25: 80 e7 20 and $0x20,%bh
28: 75 e6 jne 0x10
2a:* 0f 0b ud2 <-- trapping instruction
2c: eb e2 jmp 0x10
2e: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1)
35: 00 00 00 00
39: 66 data16
3a: 66 data16
3b: 2e cs
3c: 0f .byte 0xf
3d: 1f (bad)
3e: 84 00 test %al,(%rax)
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: eb e2 jmp 0xffffffffffffffe6
4: 66 66 2e 0f 1f 84 00 data16 cs nopw 0x0(%rax,%rax,1)
b: 00 00 00 00
f: 66 data16
10: 66 data16
11: 2e cs
12: 0f .byte 0xf
13: 1f (bad)
14: 84 00 test %al,(%rax)
kern :warn : [ 45.985030] RSP: 0018:ffffc9000726bdf8 EFLAGS: 00010246
kern :warn : [ 45.991655] RAX: 0000000000000000 RBX: 00000000000000c0 RCX: 0000000000000013
kern :warn : [ 46.000399] RDX: 0000000000000013 RSI: ffffffff8143fb29 RDI: 0000000000052dc0
kern :warn : [ 46.009144] RBP: 0000000080000040 R08: ffff888100050ec0 R09: 00000000000003bf
kern :warn : [ 46.017889] R10: ffffc9000726bdf8 R11: 0000000000000000 R12: 00000000ffffffff
kern :warn : [ 46.026632] R13: 0000000000000dc0 R14: ffffffff832bdb78 R15: ffffc9003f200000
kern :warn : [ 46.035377] FS: 0000000000000000(0000) GS:ffff88881f480000(0000) knlGS:0000000000000000
kern :warn : [ 46.045189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kern :warn : [ 46.052381] CR2: 00007fb81ab04010 CR3: 00000001ddf98002 CR4: 00000000001706f0
kern :warn : [ 46.061140] Call Trace:
kern :warn : [ 46.064650] <TASK>
kern :warn : [ 46.067773] ? __warn (kernel/panic.c:748)
kern :warn : [ 46.072169] ? __kvmalloc_node_noprof (mm/util.c:662 (discriminator 1))
kern :warn : [ 46.078004] ? report_bug (lib/bug.c:180 lib/bug.c:219)
kern :warn : [ 46.082885] ? handle_bug (arch/x86/kernel/traps.c:285)
kern :warn : [ 46.087570] ? exc_invalid_op (arch/x86/kernel/traps.c:309 (discriminator 1))
kern :warn : [ 46.092640] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:621)
kern :warn : [ 46.098091] ? __kmalloc_node_noprof (arch/x86/include/asm/bitops.h:417 include/asm-generic/getorder.h:46 mm/slub.c:4273 mm/slub.c:4289)
kern :warn : [ 46.104039] ? __kvmalloc_node_noprof (mm/util.c:662 (discriminator 1))
kern :warn : [ 46.109874] ? __kvmalloc_node_noprof (mm/util.c:653)
kern :warn : [ 46.115710] bucket_table_alloc+0x49/0x170
kern :warn : [ 46.121753] rht_deferred_worker (lib/rhashtable.c:367 lib/rhashtable.c:427)
kern :warn : [ 46.127216] process_one_work (kernel/workqueue.c:3234)
kern :warn : [ 46.132492] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391)
kern :warn : [ 46.137471] ? __pfx_worker_thread (kernel/workqueue.c:3337)
kern :warn : [ 46.143031] ? __pfx_worker_thread (kernel/workqueue.c:3337)
kern :warn : [ 46.148587] kthread (kernel/kthread.c:389)
kern :warn : [ 46.152789] ? __pfx_kthread (kernel/kthread.c:342)
kern :warn : [ 46.157765] ret_from_fork (arch/x86/kernel/process.c:153)
kern :warn : [ 46.162551] ? __pfx_kthread (kernel/kthread.c:342)
kern :warn : [ 46.167527] ret_from_fork_asm (arch/x86/entry/entry_64.S:257)
kern :warn : [ 46.172691] </TASK>
kern :warn : [ 46.175920] ---[ end trace 0000000000000000 ]---
user :err : [ 48.391965] create_shared_memory(): can't create semaphore, pausing...
user :err : [ 48.404021] create_shared_memory(): can't create semaphore, pausing...
user :err : [ 48.415885] create_shared_memory(): can't create semaphore, pausing...
user :err : [ 48.427763] create_shared_memory(): can't create semaphore, pausing...
user :err : [ 48.439628] create_shared_memory(): can't create semaphore, pausing...
user :err : [ 48.451489] create_shared_memory(): can't create semaphore, pausing...
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20241231/202412311213.4e69877e-lkp@intel.com
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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