System crashed and the log contains 'deferred_delete+0x14b/0x1d0 [secfs2]'

Solution Unverified - Updated -

Issue

  • System crashed with the below log
...
[273560.089309] ffff99680db0c688 vm_free Error detected 0x28 (bad memhead)
[273560.089425] DBG tid:19390 _vm_free(207): FreeBug addr ffff99680db0c688 nodeb /home/jenkins/workspace/vte-build-rh7/_obj_fspem_64_perf_vor_klinux_3.10.0-1160.el7.x86_64/vmcore/sig/vm_sigcache.c 480 cache_delete_cb+0x54/0x90 [secfs2] vm_chash_store+0x12d/0x170 [secfs2] vmfs_sigcache_sign+0x235/0x490 [secfs2] vmfs_sigcache_sign_both+0x88/0xc0 [secfs2]
[273560.212095] ------------[ cut here ]------------
[273560.212104] WARNING: CPU: 0 PID: 17851 at lib/list_debug.c:62 __list_del_entry+0x82/0xd0
[273560.212106] list_del corruption. next->prev should be ffff997d2c2204e0, but was           (null)
[273560.212108] Modules linked in: oracleacfs(POE) oracleadvm(POE) oracleoks(POE) tcp_diag udp_diag inet_diag bridge stp llc oracleasm(OE) secvm2(POE) secfs2(POE) falcon_lsm_serviceable(PE) falcon_nf_netcontain(PE) falcon_kal(E) falcon_lsm_pinned_13109(E) xfs libcrc32c iTCO_wdt iTCO_vendor_support sb_edac intel_powerclamp coretemp mxm_wmi intel_rapl iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr joydev lpc_ich dm_round_robin ses enclosure scsi_transport_sas sg ipmi_ssif ipmi_si ipmi_devintf ipmi_msghandler wmi acpi_power_meter dm_multipath binfmt_misc auth_rpcgss sunrpc ip_tables ext4 mbcache jbd2 sd_mod crc_t10dif crct10dif_generic mgag200 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm
[273560.212161]  fnic libfcoe crct10dif_pclmul libfc crct10dif_common crc32c_intel megaraid_sas scsi_transport_fc enic drm_panel_orientation_quirks scsi_tgt dm_mirror dm_region_hash dm_log dm_mod [last unloaded: oracleoks]
[273560.212175] CPU: 0 PID: 17851 Comm: kworker/0:3 Kdump: loaded Tainted: P           OE  ------------ T 3.10.0-1160.59.1.el7.x86_64 #1
[273560.212177] Hardware name: Cisco Systems Inc UCSB-B200-M4/UCSB-B200-M4, BIOS B200M4.3.1.3i.0.032120171710 03/21/2017
[273560.212223] Workqueue: events deferred_delete [secfs2]
[273560.212225] Call Trace:
[273560.212231]  [<ffffffff8cf865b9>] dump_stack+0x19/0x1b
[273560.212236]  [<ffffffff8c89b278>] __warn+0xd8/0x100
[273560.212240]  [<ffffffff8c89b2ff>] warn_slowpath_fmt+0x5f/0x80
[273560.212267]  [<ffffffffc0894b45>] ? auth_delete+0x75/0x100 [secfs2]
[273560.212270]  [<ffffffff8cba67d2>] __list_del_entry+0x82/0xd0
[273560.212273]  [<ffffffff8cba682d>] list_del+0xd/0x30
[273560.212298]  [<ffffffffc0893bfb>] deferred_delete+0x14b/0x1d0 [secfs2]
[273560.212302]  [<ffffffff8c8bde8f>] process_one_work+0x17f/0x440
[273560.212306]  [<ffffffff8c8befa6>] worker_thread+0x126/0x3c0
[273560.212309]  [<ffffffff8c8bee80>] ? manage_workers.isra.26+0x2a0/0x2a0
[273560.212312]  [<ffffffff8c8c5e61>] kthread+0xd1/0xe0
[273560.212315]  [<ffffffff8c8c5d90>] ? insert_kthread_work+0x40/0x40
[273560.212319]  [<ffffffff8cf99df7>] ret_from_fork_nospec_begin+0x21/0x21
[273560.212322]  [<ffffffff8c8c5d90>] ? insert_kthread_work+0x40/0x40
[273560.212324] ---[ end trace 3e21badf88fb39eb ]---
[273560.212333] general protection fault: 0000 [#1] SMP 
[273560.215589] ffff998ad59f5108 vm_free Error detected 0xd59f57

Environment

  • Red Hat Enterprise Linux 7.9
  • secfs2 module loaded

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