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IDProjectCategoryView StatusLast Update
0018318CentOS-8kernelpublic2021-09-30 20:03
Reportercherny Assigned To 
PriorityimmediateSeveritycrashReproducibilityhave not tried
Status newResolutionopen 
Product Version8.4.2105 
Summary0018318: Panic in queued_write_lock_slowpath called from bpf_sk_reuseport_detach
DescriptionSystem crash during high load of networks events. User space application handles netfilter events.

Stack below.
KERNEL: /usr/lib/debug/lib/modules/4.18.0-305.3.1.el8_4.x86_64/vmlinux


CPUS: 64

DATE: Sat Sep 18 15:22:58 KST 2021

UPTIME: 22:41:06

LOAD AVERAGE: 4.64, 4.73, 4.70

TASKS: 9656


RELEASE: 4.18.0-305.3.1.el8_4.x86_64

VERSION: #1 SMP Thu Jun 17 07:52:48 UTC 2021

MACHINE: x86_64 (2100 Mhz)

MEMORY: 127.7 GB

PANIC: "BUG: unable to handle kernel paging request at ffffffffa24aa6d0"

PID: 38627

CentOS 8.4

vmcore: Kdump compressed dump v6, system Linux, node ..., release 4.18.0-305.3.1.el8_4.x86_64,

PID: 38627 TASK: ffff90cdfbaa9ec0 CPU: 15 COMMAND: "worker-17"

#0 [ffff9fed2568f618] machine_kexec at ffffffffa206156e

#1 [ffff9fed2568f670] __crash_kexec at ffffffffa218f99d

#2 [ffff9fed2568f738] crash_kexec at ffffffffa219088d

#3 [ffff9fed2568f750] oops_end at ffffffffa202434d

#4 [ffff9fed2568f770] no_context at ffffffffa207262f

#5 [ffff9fed2568f7c8] __bad_area_nosemaphore at ffffffffa207298c

#6 [ffff9fed2568f810] do_page_fault at ffffffffa2073267

#7 [ffff9fed2568f840] page_fault at ffffffffa2a010fe

[exception RIP: native_queued_spin_lock_slowpath+387]RIP: ffffffffa213ce63 RSP: ffff9fed2568f8f8 RFLAGS: 00010282

RAX: ffffffffa24aa6d0 RBX: ffff90d0b1a22060 RCX: 0000000000003ffe

RDX: ffff90d0ffdeac00 RSI: 0000000000400000 RDI: ffff90d0b1a22064

RBP: ffff90d0b1a22064 R8: 0000000000000002 R9: 0000000000029700

R10: 00606f72829c2564 R11: 0000000000000000 R12: ffff90dfcff3fc30

R13: 0000000000000006 R14: ffff90cd97e24780 R15: ffff90cd97e247d8

ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018

#8 [ffff9fed2568f8f8] queued_write_lock_slowpath at ffffffffa213df3c

#9 [ffff9fed2568f910] bpf_sk_reuseport_detach at ffffffffa2242ff9

#10 [ffff9fed2568f928] reuseport_detach_sock at ffffffffa27c2c25

#11 [ffff9fed2568f940] sk_destruct at ffffffffa277ac33

#12 [ffff9fed2568f950] nf_queue_entry_release_refs at ffffffffa281c1f4

#13 [ffff9fed2568f960] nf_reinject at ffffffffa281c53e

#14 [ffff9fed2568f998] nfqnl_recv_verdict at ffffffffc09be81f [nfnetlink_queue]

#15 [ffff9fed2568fa10] nfnetlink_rcv_msg at ffffffffc04ca2be [nfnetlink]

#16 [ffff9fed2568fb88] netlink_rcv_skb at ffffffffa2807a3c

#17 [ffff9fed2568fbd8] nfnetlink_rcv at ffffffffc04cad08 [nfnetlink]

#18 [ffff9fed2568fc18] netlink_unicast at ffffffffa280725e

#19 [ffff9fed2568fc58] netlink_sendmsg at ffffffffa2807524

#20 [ffff9fed2568fcc8] sock_sendmsg at ffffffffa27751fc

#21 [ffff9fed2568fce0] ____sys_sendmsg at ffffffffa277551b

#22 [ffff9fed2568fd58] ___sys_sendmsg at ffffffffa2776b9c

#23 [ffff9fed2568feb0] __sys_sendmsg at ffffffffa2776c67

#24 [ffff9fed2568ff38] do_syscall_64 at ffffffffa200420b

#25 [ffff9fed2568ff50] entry_SYSCALL_64_after_hwframe at ffffffffa2a000ad

RIP: 00007fc577f6e3ad RSP: 00007fc5683b59f8 RFLAGS: 00000246

RAX: ffffffffffffffda RBX: 00007fc5683b7b38 RCX: 00007fc577f6e3ad

RDX: 0000000000000000 RSI: 00007fc5683b5a48 RDI: 0000000000000074

RBP: 0000000000000074 R8: 0000000000000000 R9: 0000000000000000

R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000002e

R13: 00007fc576405f10 R14: 00007fc5683b5f38 R15: 0000000000ac0000

ORIG_RAX: 000000000000002e CS: 0033 SS: 002b
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Issue History

Date Modified Username Field Change
2021-09-30 20:03 cherny New Issue