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System Crashes at ip6mr_sk_done+96 (Doc ID 2649612.1)

Last updated on MARCH 31, 2020

Applies to:

Linux OS - Version Oracle Linux 7.5 and later
Linux x86-64

Symptoms


System crashes at ip6mr_sk_done() with the following stack trace running with kernel version 3.10.0-862.el7.x86_64.

crash7latest> bt
PID: 23187 TASK: ffff9819bc21cf10 CPU: 22 COMMAND: "runc:[1:CHILD]"
#0 [ffff9816282b7938] machine_kexec at ffffffff89060b2a
#1 [ffff9816282b7998] __crash_kexec at ffffffff89113402
#2 [ffff9816282b7a68] crash_kexec at ffffffff891134f0
#3 [ffff9816282b7a80] oops_end at ffffffff89717778
#4 [ffff9816282b7aa8] no_context at ffffffff89706f98
#5 [ffff9816282b7af8] __bad_area_nosemaphore at ffffffff8970702f
#6 [ffff9816282b7b48] bad_area_nosemaphore at ffffffff897071a0
#7 [ffff9816282b7b58] __do_page_fault at ffffffff8971a730
#8 [ffff9816282b7bc0] trace_do_page_fault at ffffffff8971a9d6
#9 [ffff9816282b7c00] do_async_page_fault at ffffffff89719f62
#10 [ffff9816282b7c20] async_page_fault at ffffffff89716798
[exception RIP: ip6mr_sk_done+96]
RIP: ffffffff896dfb20 RSP: ffff9816282b7cd0 RFLAGS: 00010203
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff9816282b7fd8
RDX: ffff981976bc6d50 RSI: 0000000000000000 RDI: ffffffff89cfe760
RBP: ffff9816282b7cf8 R8: 0000000000000000 R9: ffff980b79562f00
R10: 000000000000335c R11: 0000000000000000 R12: ffff981647f3af80
R13: ffff981976bc6680 R14: ffffffff89d420a0 R15: 00000000ffffffe9
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
#11 [ffff9816282b7d00] rawv6_close at ffffffff896c984d
#12 [ffff9816282b7d18] inet_release at ffffffff8966cf5d
#13 [ffff9816282b7d38] inet6_release at ffffffff896a67d0
#14 [ffff9816282b7d58] sock_release at ffffffff895cba35
#15 [ffff9816282b7d78] sk_release_kernel at ffffffff895d302c
#16 [ffff9816282b7d90] icmpv6_sk_init at ffffffff896cbbf5
#17 [ffff9816282b7dd8] ops_init at ffffffff895e0794
#18 [ffff9816282b7e18] setup_net at ffffffff895e0943
#19 [ffff9816282b7e60] copy_net_ns at ffffffff895e10e5
#20 [ffff9816282b7e90] create_new_namespaces at ffffffff890bfe89
#21 [ffff9816282b7ec8] unshare_nsproxy_namespaces at ffffffff890c00ca
#22 [ffff9816282b7ef8] sys_unshare at ffffffff89090c13
#23 [ffff9816282b7f50] system_call_fastpath at ffffffff8971f7d5

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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