PowerPath til Linux: Interoperabilitetsproblem mellem PowerPath til Linux 6.3 og Veritas

Summary: Der kan opstå kernelpanik på Red Hat Enterprise Linux (RHEL) 7.x-systemer, der kører PowerPath for Linux version 6.3 i forbindelse med Symantec-software (VRTSvxvm enhver version) kan resultere i data utilgængelighed. ...

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Symptoms

Installation af eller opgradering til PowerPath til Linux 6.3 i et miljø med Symantec Veritas VxVM

Der kan opstå kernelpanikker på Red Hat Enterprise Linux (RHEL) 7.x-systemer, der kører PowerPath til
Linux version 6.3 sammen med Symantec-software (VRTSvxvm enhver version), hvilket kan resultere i, at data ikke er tilgængelige.

EMC SW: PowerPath til Linux 6.3-programsoftware
: Symantec Veritas VxVM

[ 671.516910] BUG: kan ikke håndtere kerne NULL pointer dereference på 0000000000000008
[ 671.516988] IP: [<ffffffffa12640a1>] atomic_read+0x1/0x10 [EMCP]
[ 671.517052] PGD 203028b067 PUD 203aa9e067 PMD 0
[ 671.517096] Ups: 0000 [#1] SMP
[ 671.517129] Moduler tilknyttet i: emcpdm (POE) emcpmpx (POE) emcpgpx (POE) emcp (POE) vxodm (POE) vxglm (POE) sikring mptctl mptbase dmpjbod (POE) dmppap (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_ Intel LRW GF128MUL glue_helper ablk_helper krypteret iTCO_wdt dm_mod ipmi_devintf iTCO_vendor_support HPWDT PCSPKR ipmi_ssif SG WMI sb_edac HPILO edac_core lpc_ich SHPCHP ipmi_si ipmi_msghandler acpi_power_meter NFSD auth_rpcgss binfmt_misc nfs_acl låst 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 [sidst losset: emcpioc]
[ 671,518053] CPU: 9 PID: 4829 Komm: vxconfigd Plettet: P W OE ------------ 3.10.0-514.el7.x86_64 #1
[ 671.518127] Hardwarenavn: HP ProLiant DL580 Gen9/ProLiant DL580 Gen9, BIOS U17 10/01/2017
[ 671.518189] opgave: ffff880fe3f50fb0 ti: ffff880ff0eb0000 task.ti: ffff880ff0eb0000
[671.518245] RIP: 0010:[<FFFFFFFFA12640A1>] [<FFFFFFFFA12640A1>] atomic_read+0x1/0x10 [EMCP]
[ 671.518317] RSP: 0018:ffff880ff0eb3958 EFLAG: 00010206
[ 671.518359] RAX: 00000000000000000 RBX: ffff88103814d320 RCX: 0000000000000000
[ 671,518412] RDX: 00000000000000000 RSI: ffff880ff1a4ca00 RDI: 0000000000000008
[ 671.518465] RBP: ffff880ff0eb3978 R08: 00000000000019a40 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: 00000000003407e0
[ 671.518784] DR0: 000000000000000000 DR1: 000000000000000000 DR2: 0000000000000000
[ 671.518838] DR3: 000000000000000000 DR6: 00000000fffe0ff0ff0 DR7: 0000000000000400
[ 671.518890] Stak:
[ 671.518908] ffff880ff0eb3978 fffffffffa1265892 ffff880ff1a4ca00 ffff880ff1a4ca00
[ 671.518971] ffff880ff0eb39c0 ffffffffff812ee4f9 00000000000000000 000000000000000000
[ 671.519034] 000000001AB93C91 0000000000000000 0000000000000010 0000000000000001
[ 671.519096] Opkaldssporing:
[ 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] Kode: 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: 0000000000000008

Cause

PowerPath-fejl

Resolution

Løsning: Brugere, der kører RHEL 7.0, 7.1, 7.2 og 7.3, kan bruge PowerPath til Linux 6.2.

Lave: En programrettelse til PowerPath til Linux 6.3 er under udvikling af PowerPath Engineering

Affected Products

Storage Networking
Article Properties
Article Number: 000054851
Article Type: Solution
Last Modified: 17 Oct 2025
Version:  4
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