View Issue Details

IDProjectCategoryView StatusLast Update
0018322CentOS-8kernelpublic2021-11-30 15:29
Reporterrtsmith@utah.gov Assigned To 
PrioritynormalSeveritycrashReproducibilityunable to reproduce
Status newResolutionopen 
Product Version8.4.2105 
Summary0018322: BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
Description
[2625763.887574] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
[2625763.887669] PGD 0 P4D 0
[2625763.887683] Oops: 0000 [#1] SMP PTI
[2625763.887699] CPU: 2 PID: 27299 Comm: load_policy Kdump: loaded Not tainted 4.18.0-305.12.1.el8_4.x86_64 #1
[2625763.887734] Hardware name: VMware, Inc. VMware7,1/440BX Desktop Reference Platform, BIOS VMW71.00V.13989454.B64.1906190538 06/19/2019
[2625763.887817] RIP: 0010:cond_list_destroy.isra.5+0x31/0x70
[2625763.887839] Code: 41 55 49 89 fd 41 54 55 53 85 c0 74 3e 49 89 f4 31 db 89 da 83 c3 01 48 8d 04 d5 00 00 00 00 48 29 d0 49 8b 55 00 48 8d 2c c2 <48> 8b 7d 08 e8 e6 f8 ed ff 48 8b 7d 18 e8 dd f8 ed ff 48 8b 7d 28
[2625763.887917] RSP: 0018:ffffb0ed84e1bcf0 EFLAGS: 00010246
[2625763.887938] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000007
[2625763.887965] RDX: 0000000000000000 RSI: ffff98991b7fabf0 RDI: ffff98991b7fabe8
[2625763.887990] RBP: 0000000000000000 R08: ffffe892000dd008 R09: 0000000000000006
[2625763.888016] R10: ffff989b537b63f0 R11: ffffe89200109008 R12: ffff98991b7fabf0
[2625763.888041] R13: ffff98991b7fabe8 R14: ffff98991b7faa50 R15: 00000000fffffff4
[2625763.888068] FS: 00007f83d4ada640(0000) GS:ffff989d2fd00000(0000) knlGS:0000000000000000
[2625763.888097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[2625763.888118] CR2: 0000000000000008 CR3: 00000001000a2004 CR4: 00000000001706e0
[2625763.888176] Call Trace:
[2625763.888210] policydb_destroy+0x15c/0x260
[2625763.888228] policydb_read+0x34d/0x1230
[2625763.888246] security_load_policy+0xa8/0x5e0
[2625763.888264] ? copy_user_generic_unrolled+0x32/0xc0
[2625763.888285] sel_write_load+0xd6/0x190
[2625763.888302] vfs_write+0xa5/0x1a0
[2625763.888317] ksys_write+0x4f/0xb0
[2625763.888334] do_syscall_64+0x5b/0x1a0
[2625763.888351] entry_SYSCALL_64_after_hwframe+0x65/0xca
[2625763.888371] RIP: 0033:0x7f83d4103648
[2625763.888387] Code: 89 02 48 c7 c0 ff ff ff ff eb b3 0f 1f 80 00 00 00 00 f3 0f 1e fa 48 8d 05 55 6f 2d 00 8b 00 85 c0 75 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 41 54 49 89 d4 55
[2625763.888452] RSP: 002b:00007fffb66dc278 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[2625763.888489] RAX: ffffffffffffffda RBX: 00007fffb66dc280 RCX: 00007f83d4103648
[2625763.888515] RDX: 000000000086dca1 RSI: 00007f83d3100000 RDI: 0000000000000004
[2625763.888541] RBP: 0000000000000004 R08: 00005600d69d72a0 R09: 00007f83d4196580
[2625763.888567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f83d3100000
[2625763.888593] R13: 000000000086dca1 R14: 000000000000000f R15: 0000000000000003
[2625763.888620] Modules linked in: binfmt_misc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nf_tables_set nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables nfnetlink vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock vfat fat ext4 mbcache jbd2 intel_rapl_msr intel_rapl_common sb_edac crct10dif_pclmul crc32_pclmul ghash_clmulni_intel rapl vmw_balloon pcspkr joydev vmw_vmci i2c_piix4 ip_tables xfs libcrc32c sr_mod cdrom vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm ata_generic sd_mod t10_pi sg drm crc32c_intel ahci serio_raw libahci vmxnet3 ata_piix libata vmw_pvscsi dm_mirror dm_region_hash dm_log dm_mod fuse
[2625763.890662] CR2: 0000000000000008
Steps To ReproduceUnable to reproduce system will eventually crash on its own
Additional InformationKernel 4.18.0-305.12.1.el8_4.x86_64
TagsNo tags attached.

Activities

toracat

toracat

2021-10-07 17:44

manager   ~0038658

Does this happen with the latest (4.18.0-305.19.1.el8_4 at this moment) kernel?
rtsmith@utah.gov

rtsmith@utah.gov

2021-10-28 20:43

reporter   ~0038688

we do still have some servers that panic that are running the latest kernel

cat /proc/version
Linux version 4.18.0-305.19.1.el8_4.x86_64 (mockbuild@kbuilder.bsys.centos.org) (gcc version 8.4.1 20200928 (Red Hat 8.4.1-1) (GCC)) #1 SMP Wed Sep 15 15:39:39 UTC 2021


The following is from var/crash/<date>/vmcore-dmesg.txt
[711761.907788] load_policy: page allocation failure: order:4, mode:0x60c0c0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0
[711761.907794] CPU: 2 PID: 60654 Comm: load_policy Kdump: loaded Not tainted 4.18.0-305.19.1.el8_4.x86_64 #1
[711761.907795] Hardware name: VMware, Inc. VMware7,1/440BX Desktop Reference Platform, BIOS VMW71.00V.16707776.B64.2008070230 08/07/2020
[711761.907796] Call Trace:
[711761.907819] dump_stack+0x5c/0x80
[711761.907830] warn_alloc.cold.117+0x7b/0x10d
[711761.907841] ? _cond_resched+0x15/0x30
[711761.907843] ? __alloc_pages_direct_compact+0x157/0x160
[711761.907845] __alloc_pages_slowpath+0xd0c/0xd50
[711761.907848] __alloc_pages_nodemask+0x283/0x2c0
[711761.907851] kmalloc_order+0x28/0x90
[711761.907859] kmalloc_order_trace+0x1d/0xa0
[711761.907864] __kmalloc+0x1ee/0x240
[711761.907873] ? mls_context_isvalid+0x22/0x90
[711761.907874] hashtab_init+0x54/0x70
[711761.907883] policydb_read+0xec6/0x1230
[711761.907889] security_load_policy+0xa8/0x5e0
[711761.907895] ? copy_user_generic_unrolled+0x32/0xc0
[711761.907898] sel_write_load+0xd6/0x190
[711761.907904] vfs_write+0xa5/0x1a0
[711761.907909] ksys_write+0x4f/0xb0
[711761.907913] do_syscall_64+0x5b/0x1a0
[711761.907919] entry_SYSCALL_64_after_hwframe+0x65/0xca
[711761.907929] RIP: 0033:0x7ff97f251648
[711761.907931] Code: 89 02 48 c7 c0 ff ff ff ff eb b3 0f 1f 80 00 00 00 00 f3 0f 1e fa 48 8d 05 55 6f 2d 00 8b 00 85 c0 75 17 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 58 c3 0f 1f 80 00 00 00 00 41 54 49 89 d4 55
[711761.907932] RSP: 002b:00007fff30b6e3f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[711761.907934] RAX: ffffffffffffffda RBX: 00007fff30b6e400 RCX: 00007ff97f251648
[711761.907934] RDX: 000000000086dca1 RSI: 00007ff97e24e000 RDI: 0000000000000004
[711761.907935] RBP: 0000000000000004 R08: 0000562896a332a0 R09: 00007ff97f2e4580
[711761.907936] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff97e24e000
[711761.907936] R13: 000000000086dca1 R14: 000000000000000f R15: 0000000000000003
rtsmith@utah.gov

rtsmith@utah.gov

2021-11-30 15:29

reporter   ~0038755

Is there any other info I can provide?

Issue History

Date Modified Username Field Change
2021-10-05 22:39 rtsmith@utah.gov New Issue
2021-10-07 17:44 toracat Note Added: 0038658
2021-10-28 20:43 rtsmith@utah.gov Note Added: 0038688
2021-11-30 15:29 rtsmith@utah.gov Note Added: 0038755