System crashed with message 'kernel BUG at mm/vmalloc.c:2488!' which was related to 'falcon_lsm_serviceable'

Issue

• System crashed with the below log in vmcore.

...
[2587210.680863] ------------[ cut here ]------------
[2587210.680866] kernel BUG at mm/vmalloc.c:2488!
[2587210.685356] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
[2587210.685359] CPU: 4 PID: 2889794 Comm: piper Kdump: loaded Tainted: P        W   E     -------  ---  5.14.0-427.37.1.el9_4.x86_64 #1
[2587210.685361] Hardware name: Dell Inc. PowerEdge R760/05H0JD, BIOS 2.1.5 03/14/2024
[2587210.685361] RIP: 0010:__get_vm_area_node+0x166/0x170
[2587210.685366] Code: 4f c8 48 d3 e6 49 89 f5 e9 11 ff ff ff 4c 89 e7 e8 9f 99 fc ff 45 31 e4 5b 5d 4c 89 e0 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc <0f> 0b 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90
[2587210.685367] RSP: 0018:ff8cbad43ddafb00 EFLAGS: 00010206
[2587210.685369] RAX: 000000000000000c RBX: 0000000000000022 RCX: 0000000000ffff00
[2587210.685370] RDX: 000000000000000c RSI: 0000000000000001 RDI: 000000000000801f
[2587210.685371] RBP: 0000000000000cc0 R08: 00000000ffffffff R09: ffbebad3ffffffff
[2587210.685372] R10: ffbebad3ffffffff R11: ffffffffc1de9400 R12: 000000000000801f
[2587210.685373] R13: 00000000ffffffff R14: ff8cbad400000000 R15: 000000000000000c
[2587210.685374] FS:  0000152455a8ae80(0000) GS:ff4e6db27fa80000(0000) knlGS:0000000000000000
[2587210.685375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[2587210.685376] CR2: 0000152455cd3b50 CR3: 000000030a560006 CR4: 0000000000771ee0
[2587210.685376] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[2587210.685377] DR3: 0000000000000000 DR6: 00000000fffe07f0 DR7: 0000000000000400
[2587210.685378] PKRU: 55555554
[2587210.685379] Call Trace:
[2587210.685379]  <TASK>
[2587210.685380]  ? show_trace_log_lvl+0x1c4/0x2df
[2587210.685384]  ? show_trace_log_lvl+0x1c4/0x2df
[2587210.685386]  ? __vmalloc_node_range+0xa6/0x220
[2587210.685387]  ? __die_body.cold+0x8/0xd
[2587210.685389]  ? die+0x2b/0x50
[2587210.685393]  ? do_trap+0xce/0x120
[2587210.685395]  ? __get_vm_area_node+0x166/0x170
[2587210.685397]  ? do_error_trap+0x65/0x80
[2587210.685398]  ? __get_vm_area_node+0x166/0x170
[2587210.685400]  ? exc_invalid_op+0x4e/0x70
[2587210.685403]  ? __get_vm_area_node+0x166/0x170
[2587210.685405]  ? asm_exc_invalid_op+0x16/0x20
[2587210.685410]  ? __get_vm_area_node+0x166/0x170
[2587210.685412]  __vmalloc_node_range+0xa6/0x220
[2587210.685414]  ? cshook_security_ptrace_access_check+0x13fc5/0x1be70 [falcon_lsm_serviceable]
[2587210.685419]  __vmalloc_node+0x4a/0x70
[2587210.685421]  ? cshook_security_ptrace_access_check+0x13fc5/0x1be70 [falcon_lsm_serviceable]
[2587210.685423]  cshook_security_ptrace_access_check+0x13fc5/0x1be70 [falcon_lsm_serviceable]
[2587210.685426]  _ZdlPvmSt11align_val_t+0x8bda1/0x8f320 [falcon_lsm_serviceable]
[2587210.685429]  _ZdlPvmSt11align_val_t+0x8bf6e/0x8f320 [falcon_lsm_serviceable]
[2587210.685432]  ? cshook_security_ptrace_access_check+0x1404e/0x1be70 [falcon_lsm_serviceable]
[2587210.685434]  ? cshook_security_ptrace_access_check+0x1404e/0x1be70 [falcon_lsm_serviceable]
[2587210.685437]  _ZdlPvmSt11align_val_t+0x8c26c/0x8f320 [falcon_lsm_serviceable]
[2587210.685439]  _ZdlPvmSt11align_val_t+0x8c2c7/0x8f320 [falcon_lsm_serviceable]
[2587210.685441]  _ZdlPvmSt11align_val_t+0x8dd06/0x8f320 [falcon_lsm_serviceable]
[2587210.685444]  cshook_security_netlink_send+0x20cba/0x2da30 [falcon_lsm_serviceable]
[2587210.685447]  cshook_systemcalltable_pre_close+0x1e/0x20 [falcon_lsm_serviceable]
[2587210.685451]  unload_network_ops_symbols+0xb62f/0xd470 [falcon_lsm_pinned_17308]
[2587210.685458]  ? do_syscall_64+0x59/0x90
[2587210.685459]  ? ktime_get+0x35/0xa0
[2587210.685463]  ? clockevents_program_event+0x93/0x100
[2587210.685468]  ? hrtimer_interrupt+0x126/0x210
[2587210.685471]  ? sched_clock+0xc/0x30
[2587210.685475]  ? sched_clock_cpu+0x9/0xc0
[2587210.685477]  ? irqtime_account_irq+0x3c/0xb0
[2587210.685480]  ? __irq_exit_rcu+0x46/0xc0
[2587210.685484]  ? sysvec_apic_timer_interrupt+0x3c/0x90
[2587210.685486]  ? entry_SYSCALL_64_after_hwframe+0x72/0xdc
[2587210.685489]  </TASK>
[2587210.685489] Modules linked in:
[2587210.685490]  falcon_lsm_serviceable(PE)...
...