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OL 7 VMWare guest kernel panicked with "BUG: unable to handle kernel paging request at .. [..] IP: [..] ttwu_do_wakeup+0x19/0xe0" (Doc ID 2568635.1)

Last updated on JULY 31, 2019

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Linux x86-64

Symptoms

A database server running Oracle Linux 7 crashed with a kernel panic from an oracle db process. The server was a virtual guest running on VMware.

The following back trace was obtained from a vmcore vgenerated when the crash occurred:

[1251236.249609] BUG: unable to handle kernel paging request at 00004180234fd358
[1251236.249785] IP: [<ffffffffb6cd2f19>] ttwu_do_wakeup+0x19/0xe0
[1251236.249951] PGD 0
[1251236.250108] Oops: 0010 [#1] SMP
[1251236.250272] Modules linked in: macsec vsock_diag tcp_diag udp_diag inet_diag unix_diag af_packet_diag netlink_diag rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock oracleasm(O) sunrpc ppdev vmw_balloon sb_edac iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper
[1251236.251699] cryptd joydev pcspkr sg parport_pc parport vmw_vmci i2c_piix4 binfmt_misc ip_tables xfs libcrc32c sr_mod cdrom ata_generic pata_acpi sd_mod crc_t10dif crct10dif_generic vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ahci crct10dif_pclmul crct10dif_common crc32c_intel libahci drm ata_piix serio_raw libata nfit vmxnet3 libnvdimm vmw_pvscsi drm_panel_orientation_quirks dm_mirror dm_region_hash dm_log dm_mod
[1251236.252902] CPU: 2 PID: 20084 Comm: oracle_9356_sbs Kdump: loaded Tainted: G O ------------ 3.10.0-957.12.1.el7.x86_64 #1
[1251236.253341] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/05/2016
[1251236.253809] task: ffff9fe4f64a0000 ti: ffff9fd45a3b8000 task.ti: ffff9fd45a3b8000
[1251236.254280] RIP: 0010:[<ffffffffb6cd2f19>] [<ffffffffb6cd2f19>] ttwu_do_wakeup+0x19/0xe0
[1251236.254770] RSP: 0018:ffff9fd45a3bbca8 EFLAGS: 00010002
[1251236.255261] RAX: 0000000000000008 RBX: ffff9fdf7920d140 RCX: 0000000000000028
[1251236.255769] RDX: 0000000000ffffff RSI: 0000000000000018 RDI: 0000000000000086
[1251236.256282] RBP: ffff9fd45a3bbcc0 R08: ffffffffb7414bc0 R09: ffff9fb6b6d11040
[1251236.256808] R10: 0000000000000000 R11: 0000000000000400 R12: ffff9fdf7920d140
[1251236.257340] R13: ffff9fe4ff31ab80 R14: ffff9fe4ff31ab80 R15: 000000000000000c
[1251236.257883] FS: 00007fe1ad341700(0000) GS:ffff9fe4ff080000(0000) knlGS:0000000000000000
[1251236.258441] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[1251236.259004] CR2: 00004180234fd358 CR3: 000000109773a000 CR4: 00000000003607e0
[1251236.259622] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[1251236.260213] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[1251236.260801] Call Trace:
[1251236.261394] [<ffffffffb6cd304f>] ttwu_do_activate+0x6f/0x80
[1251236.262001] [<ffffffffb6cd650f>] try_to_wake_up+0x16f/0x390
[1251236.262616] [<ffffffffb6cd67ab>] wake_up_q+0x5b/0x80
[1251236.263232] [<ffffffffb6d0d573>] futex_wake_op+0x483/0x610
[1251236.263857] [<ffffffffb6d0fa4a>] do_futex+0x17a/0x5a0
[1251236.264484] [<ffffffffb6cdadf0>] ? thread_group_cputime_adjusted+0x50/0x70
[1251236.265123] [<ffffffffb6d0fef0>] SyS_futex+0x80/0x190
[1251236.265767] [<ffffffffb7375d9b>] system_call_fastpath+0x22/0x27
[1251236.266415] Code: 1e 3f 2b 00 4c 8b 8b a0 08 00 00 eb b7 0f 1f 44 00 00 0f 1f 44 00 00 55 48 89 e5 41 55 49 89 fd 41 54 49 89 f4 53 e8 47 ff ff ff <0f> 1f 44 00 00 49 8b 44 24 60 49 c7 04 24 00 00 00 00 48 8b 40
[1251236.267876] RIP [<ffffffffb6cd2f19>] ttwu_do_wakeup+0x19/0xe0
[1251236.268592] RSP <ffff9fd45a3bbca8>
[1251236.269306] CR2: 00004180234fd358

Cause

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In this Document
Symptoms
Cause
Solution
References


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