设置sysctl_sched_tunable_scaling触发divide error: 0000 [#1] SMP KASAN NOPTI

[  152.445743] divide error: 0000 [#1] SMP KASAN NOPTI
[  152.445808] CPU: 5 PID: 2448 Comm: bash Kdump: loaded Not tainted 5.10.0-46c5204c8915 #1
[  152.445876] Hardware name: OpenStack Foundation OpenStack Nova, BIOS rel-1.10.2-0-g5f4c7b1-20230409_040737-szxrtosci10000 04/01/2014
[  152.445972] RIP: 0010:sched_proc_update_handler+0x34/0x70
[  152.446022] Code: e8 21 8c f8 ff 41 89 c4 e8 a9 af fe ff 45 85 e4 75 48 85 db 74 44 8b 35 fa 4f 35 02 8b 3d b4 50 35 02 89 c1 31 d2 8d 44 37 ff <f7> f6 31 d2 89 05 62 4f 35 02 89 f0 f7 f1 31 d2 89 05 96 4f 35 02
[  152.446179] RSP: 0018:ffff888184bb7c38 EFLAGS: 00010246
[  152.446230] RAX: 0000000000000041 RBX: 0000000000000001 RCX: 0000000000000001
[  152.446289] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000042
[  152.446350] RBP: 1ffff11030976f8d R08: ffffffffb7fb3962 R09: ffffffffbadfd6c3
[  152.446414] R10: fffffbfff75bfad8 R11: 0000000000000001 R12: 0000000000000000
[  152.446474] R13: ffff888184bb7d70 R14: ffff8887dbd2a462 R15: ffff888100270100
[  152.446537] FS:  00007f42452c2740(0000) GS:ffff8887dca00000(0000) knlGS:0000000000000000
[  152.446604] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  152.446669] CR2: 0000000000000000 CR3: 0000000180152004 CR4: 00000000003706e0
[  152.446730] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  152.446793] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  152.446852] Call Trace:
[  152.446886]  proc_sys_call_handler+0x1ea/0x360
[  152.446931]  ? proc_sys_lookup+0x2d0/0x2d0
[  152.446974]  ? __lock_acquire+0x56c/0x960
[  152.447016]  new_sync_write+0x240/0x370
[  152.447057]  ? new_sync_read+0x360/0x360
[  152.447099]  ? ksys_write+0xc9/0x170
[  152.447138]  ? lock_release+0x150/0x150
[  152.447180]  ? apparmor_getprocattr+0x890/0x890
[  152.447239]  vfs_write+0x38b/0x4d0
[  152.447279]  ksys_write+0xc9/0x170
[  152.447322]  ? __ia32_sys_read+0x50/0x50
[  152.447364]  ? ktime_get_coarse_real_ts64+0xf5/0x100
[  152.447410]  ? ktime_get_coarse_real_ts64+0x99/0x100
[  152.447459]  do_syscall_64+0x2b/0x40
[  152.447497]  entry_SYSCALL_64_after_hwframe+0x6c/0xd6
[  152.447545] RIP: 0033:0x7f42453c19a7
[  152.447583] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
[  152.447739] RSP: 002b:00007ffe0a62f168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[  152.447809] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f42453c19a7
[  152.447869] RDX: 0000000000000002 RSI: 000055eb103c24f0 RDI: 0000000000000001
[  152.447929] RBP: 000055eb103c24f0 R08: 00007f4245475280 R09: 00007f4245475300
[  152.448001] R10: 00007f4245475200 R11: 0000000000000246 R12: 0000000000000002
[  152.448060] R13: 00007f42454b75a0 R14: 0000000000000002 R15: 00007f42454b77a0
[  152.449715] Modules linked in: xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter ip_tables tun bridge stp llc rfkill intel_rapl_msr intel_rapl_common intel_uncore_frequency_common isst_if_mbox_msr isst_if_common skx_edac_common nfit libnvdimm rapl virtio_balloon i2c_piix4 joydev pcspkr sunrpc fuse ext4 mbcache jbd2 cirrus drm_kms_helper crct10dif_pclmul syscopyarea crc32_pclmul sysfillrect crc32c_intel ata_generic sysimgblt virtio_net fb_sys_fops cec net_failover ata_piix drm ghash_clmulni_intel libata serio_raw virtio_console virtio_blk failover
[  152.462447] kexec: Bye!

GVP openEuler/kernel

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GVPopenEuler/kernel

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