PowerPath for Linux:PowerPath for Linux 6.3 与 Veritas 之间的互作性问题
Summary: 对于以下情况,运行 PowerPath 的 Red Hat Enterprise Linux (RHEL) 7.x 系统上可能会发生内核崩溃 可能会导致 Linux 版本 6.3 与 Symantec 软件(VRTSvxvm 任何版本)结合使用 数据不可用。
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Symptoms
在装有 Symantec Veritas VxVM 的环境中安装或升级到 PowerPath for Linux 6.3
在运行 PowerPath for
Linux 版本 6.3 以及 Symantec 软件(VRTSvxvm 任何版本)的 Red Hat Enterprise Linux (RHEL) 7.x 系统上可能会发生内核崩溃,这可能会导致数据不可用。
EMC 软件:PowerPath for Linux 6.3
应用程序软件:Symantec Veritas VxVM
Linux 版本 6.3 以及 Symantec 软件(VRTSvxvm 任何版本)的 Red Hat Enterprise Linux (RHEL) 7.x 系统上可能会发生内核崩溃,这可能会导致数据不可用。
EMC 软件:PowerPath for Linux 6.3
应用程序软件:Symantec Veritas VxVM
[671.516910] 错误:无法在0000000000000008处理内核空指针取消引用
[ 671.516988] IP:[<ffffffffa12640a1>] atomic_read+0x1/0x10 [emcp]
[671.517052] PGD 203028b067 PUD 203aa9e067 PMD 0
[671.517096] 哎呀:0000 [#1] SMP
[ 671.517129] Modules linked in: emcpdm(POE) emcpmpx(POE) emcpgpx(POE) emcp(POE) vxodm(POE) vxglm(POE) fuse mptctl mptbase dmpjbod(POE) dmpap(POE) dmpaa(POE) vxspec(POE) vxio(POE) ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vxdmp(POE) bonding vxcafs(POE) vxportal(POE) fdd(POE) vxfs(POE) veki(POE) dm_mirror dm_region_hash dm_log intel_powerclamp coretemp intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_英特尔 LRW GF128MUL glue_helper ablk_helper Cryptd iTCO_wdt dm_mod ipmi_devintf iTCO_vendor_support HPWDT PCSPKR ipmi_ssif SG WMI sb_edac HPILO edac_core lpc_ich SHPCH ipmi_si ipmi_msghandler acpi_power_meter NFSD auth_rpcgss binfmt_misc nfs_acl lockd grace sunrpc ip_tables xfs sd_mod crc_t10dif crct10dif_generic crct10dif_pclmul crct10dif_common
[ 671.517812] mgag200 crc32c_intel drm_kms_helper serio_raw igb(OE) syscopyarea sysfillrect sysimgblt fb_sys_fops ttm tg3(OE) dca i2c_algo_bit drm bnx2x(OE) qla2xxx(OE) mdio i2c_core ptp scsi_transport_fc pps_core hpsa(OE) scsi_tgt scsi_transport_sas libcrc32c fjes [last unloaded: emcpioc]
[671.518053] CPU:9 PID:4829 Comm: vxconfigd Tainted:P W OE ------------ 3.10.0-514.el7.x86_64 #1
[671.518127] Hardware name:HP ProLiant DL580 Gen9/ProLiant DL580 Gen9,BIOS U17 10/01/2017
[ 671.518189] task: ffff880fe3f50fb0 ti: ffff880ff0eb0000 task.ti: ffff880ff0eb0000
[671.518245] RIP:0010:[<ffffffffa12640a1>] [<ffffffffa12640a1>] atomic_read+0x1/0x10 [emcp]
[671.518317] RSP:0018:ffff880ff0eb3958 EFLAGS:00010206
[671.518359] RAX:00000000000000000 RBX: ffff88103814d320 RCX:0000000000000000
[671.518412] RDX:00000000000000000 RSI: ffff880ff1a4ca00 RDI:0000000000000008
[671.518465] RBP: ffff880ff0eb3978 R08:0000000000019a40 R09: ffff88103f0f6150
[671.518518] R10: ffff88018fc03d00 R11: ffff880ff1a4ca00 R12: ffff88103814d320
[ 671.518572] R13: ffff880fe3f50fb0 R14: ffff880fe3f50fb0 R15: ffff880ff1a4ca00
[671.518626] FS: 00007f3e9cc13700(0000) GS:ffff88103fd40000(0000) knlGS:00000000000000000
[671.518686] CS: 0010 DS:0000 ES:0000 CR0:0000000080050033
[671.518730] CR2:0000000000000008 CR3:0000002030a1d000 CR4:000000000003407e0
[671.518784] DR0:0000000000000000 DR1:0000000000000000 DR2:0000000000000000
[671.518838] DR3:0000000000000000 DR6:00000000fffe0ff0 DR7:0000000000000400
[671.518890] Stack:
[671.518908] ffff880ff0eb3978 ffffffffa1265892 ffff880ff1a4ca00 ffff880ff1a4ca00
[ 671.518971] ffff880ff0eb39c0 ffffffff812ee4f9 000000000000000 00000000000000
[ 671.519034] 0000000001ab93c91 000000000000000 0000000000000010 0000000000000001
[671.519096] call trace:
[671.519128] [<ffffffffa1265892>] ? emcp_mrf+0x32/0x60 [emcp]
[671.519178] [<ffffffff812ee4f9>] generic_make_request+0x109/0x1e0
[ 671.519349] [<ffffffffa0d680ec>] vxvm_submit_diskio+0x3fc/0x7a0 [vxio]
[ 671.519407] [<ffffffff810ea87a>] ?__getnstimeofday64+0x3a/0xd0
[671.519457] [<ffffffff810ea91e>] ? getnstimeofday64+0xe/0x30
[ 671.519592] [<ffffffffa0d5ac8b>] volsp_strategy+0x9b/0x100 [VXIO]
[ 671.519733] [<ffffffffa0d629bb>] vol_dev_strategy+0x1b/0x30 [vxio]
[ 671.519872] [<ffffffffa0d66632>] voldiosio_start+0x392/0x5b0 [vxio]
[ 671.520015] [<ffffffffa0d903d3>] volkcontext_process+0x183/0x230 [vxio]
[671.520166] [<ffffffffa0dcfa8f>] volsiowait+0x9f/0x120 [vxio]
[671.520216] [<ffffffff81098dcb>] ? mod_timer+0x14b/0x230
[671.520359] [<ffffffffa0e27310>] ? voldio+0xd60/0xd60 [vxio]
[671.520407] [<ffffffff81098ec8>] ? add_timer+0x18/0x20
[671.520543] [<ffffffffa0d911b4>] ? voltimeout+0x74/0x110 [vxio]
[671.520691] [<ffffffffa0e26ebf>] voldio+0x90f/0xd60 [vxio]
[ 671.522682] [<ffffffffa0e27929>] vol_voldio_read+0x19/0x20 [VXIO]
[ 671.524644] [<ffffffffa0e28d1e>] volconfig_ioctl+0x3ae/0x970 [vxio]
[671.526496] [<ffffffff811ddf75>] ? kmem_cache_alloc+0x35/0x1e0
[ 671.528352] [<ffffffff8120ebbf>] ? getname_flags+0x4f/0x1a0
[671.530164] [<ffffffff812a83e8>] ? security_capable+0x18/0x20
[ 671.532045] [<ffffffffa0e33b3e>] volsioctl_real+0x42e/0x500 [vxio]
[671.533766] [<ffffffff810f4f30>] ? futex_wake+0x80/0x160
[671.535436] [<ffffffff81114512>] ? from_kgid_munged+0x12/0x20
[671.537059] [<ffffffff812036cf>] ? cp_new_stat+0x14f/0x180
[ 671.538631] [<ffffffffa078f40c>] vols_ioctl+0x5c/0xa0 [vxspec]
[ 671.540155] [<ffffffffa078f471>] vols_unlocked_ioctl+0x21/0x30 [vxspec]
[671.541655] [<ffffffff81211ed5>] do_vfs_ioctl+0x2d5/0x4b0
[ 671.543084] [<ffffffff8120373e>] ?SYSC_newstat+0x3e/0x60
[671.544474] [<ffffffff81212151>] SyS_ioctl+0xa1/0xc0
[671.545826] [<ffffffff816964c9>] system_call_fastpath+0x16/0x1b
[ 671.547157] 代码: e5 5d c3 0f 1f 80 00 00 00 00 48 c1 ef 09 55 48 83 f7 01 89 f8 48 89 e5 83 e0 01 5d c3 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 <8b> 07 48 89 e5 5d c3 0f 1f 84 00 00 00 00 00 55 89 37 48 89 e5
[671.550120] RIP [<ffffffffa12640a1>] atomic_read+0x1/0x10 [emcp]
[671.551525] RSP <ffff880ff0eb3958>
[671.552902] CR2:0000000000000008Cause
PowerPath 错误
Resolution
解决办法:运行 RHEL 7.0、7.1、7.2 和 7.3 的用户可以使用 PowerPath for Linux 6.2。
修复:PowerPath 工程部门正在开发 PowerPath for Linux 6.3 的修补程序
修复:PowerPath 工程部门正在开发 PowerPath for Linux 6.3 的修补程序
Affected Products
Storage NetworkingArticle Properties
Article Number: 000054851
Article Type: Solution
Last Modified: 17 Oct 2025
Version: 4
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