Crash on load Centos8 stream

[geekjy]

[geekjy]

use khook_demo build,insmod crash

[geekjy]

[ 96.808062] khook_demo: loading out-of-tree module taints kernel.
[ 96.808097] khook_demo: module verification failed: signature and/or required key missing - tainting kernel
[ 96.817377] BUG: stack guard page was hit at 0000000028c736c5 (stack is 00000000fb187494..00000000005575b1)
[ 96.817378] kernel stack overflow (double-fault): 0000 [#1] SMP NOPTI
[ 96.817379] CPU: 2 PID: 3992 Comm: bash Kdump: loaded Tainted: G OE -------- - - 4.18.0-552.el8.x86_64 #1
[ 96.817379] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
[ 96.817379] RIP: 0010:khook_load_elf_binary+0x17/0x40 [khook_demo]
[ 96.817380] Code: 8b 44 24 70 48 89 44 24 28 48 8b 44 24 78 48 89 44 24 30 48 8b 84 24 80 00 00 00 48 89 44 24 38 48 b8 10 01 97 c0 ff ff ff ff d0 48 83 c4 40 f0 ff 0d 04 1f 00 00 c3 c1 48 c7 c7 bf 10 97 c0
[ 96.817380] RSP: 0018:ffffad5f441dc000 EFLAGS: 00010286
[ 96.817381] RAX: ffffffffc0970110 RBX: ffffad5f441dfd20 RCX: 0000000000000000
[ 96.817381] RDX: 0000000000000040 RSI: 0000000000000081 RDI: ffff962d47b49660
[ 96.817382] RBP: fefefefefefefeff R08: 0000000000000000 R09: fefefefefefefeff
[ 96.817382] R10: 0000000000000fe0 R11: 0000000000000001 R12: ffff962d50187020
[ 96.817382] R13: 2f2f2f2f2f2f2f2f R14: 0000000000000000 R15: 00000000000007ff
[ 96.817383] FS: 00007f9e29d77740(0000) GS:ffff962d79e80000(0000) knlGS:0000000000000000
[ 96.817383] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 96.817383] CR2: ffffad5f441dbff8 CR3: 00000001178c6000 CR4: 0000000000750ee0
[ 96.817384] PKRU: 55555554
[ 96.817384] Call Trace:
[ 96.817384] <#DF>
[ 96.817384] ? __die_body+0x1a/0x60
[ 96.817385] ? die+0x2a/0x50
[ 96.817385] ? handle_stack_overflow+0x3d/0x45
[ 96.817385] ? do_double_fault.cold.19+0x12/0x1e
[ 96.817386] ? double_fault+0x1e/0x30
[ 96.817386] ? khook_inode_permission+0x40/0x40 [khook_demo]
[ 96.817386] ? khook_load_elf_binary+0x17/0x40 [khook_demo]
[ 96.817386] </#DF>
[ 96.817387] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817387] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817387] khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817388] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817388] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817388] khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817389] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 96.817389] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817389] ? link_path_walk+0x73/0x550
[ 96.817390] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817390] ? link_path_walk+0x73/0x550
[ 96.817390] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817390] ? link_path_walk+0x73/0x550
[ 96.817391] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817391] ? link_path_walk+0x73/0x550
[ 96.817391] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817391] ? link_path_walk+0x73/0x550
[ 96.817392] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817392] ? link_path_walk+0x73/0x550
[ 96.817392] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817393] ? link_path_walk+0x73/0x550
[ 96.817393] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817393] ? link_path_walk+0x73/0x550
[ 96.817393] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817394] ? link_path_walk+0x73/0x550
[ 96.817394] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817394] ? link_path_walk+0x73/0x550
[ 96.817395] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817395] ? link_path_walk+0x73/0x550
[ 96.817395] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817395] ? link_path_walk+0x73/0x550
[ 96.817396] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817396] ? link_path_walk+0x73/0x550
[ 96.817396] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817397] ? link_path_walk+0x73/0x550
[ 96.817397] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817397] ? link_path_walk+0x73/0x550
[ 96.817397] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817398] ? link_path_walk+0x73/0x550
[ 96.817398] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817398] ? link_path_walk+0x73/0x550
[ 96.817398] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817399] ? link_path_walk+0x73/0x550
[ 96.817399] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817399] ? link_path_walk+0x73/0x550
[ 96.817400] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817400] ? link_path_walk+0x73/0x550
[ 96.817400] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817400] ? link_path_walk+0x73/0x550
[ 96.817401] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817401] ? link_path_walk+0x73/0x550
[ 96.817401] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817402] ? link_path_walk+0x73/0x550
[ 96.817402] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817402] ? link_path_walk+0x73/0x550
[ 96.817402] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817403] ? link_path_walk+0x73/0x550
[ 96.817403] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817403] ? link_path_walk+0x73/0x550
[ 96.817403] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817404] ? link_path_walk+0x73/0x550
[ 96.817404] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817404] ? link_path_walk+0x73/0x550
[ 96.817405] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817405] ? link_path_walk+0x73/0x550
[ 96.817405] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817405] ? link_path_walk+0x73/0x550
[ 96.817406] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817406] ? link_path_walk+0x73/0x550
[ 96.817406] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817407] ? link_path_walk+0x73/0x550
[ 96.817407] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817407] ? link_path_walk+0x73/0x550
[ 96.817407] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817408] ? link_path_walk+0x73/0x550
[ 96.817408] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817408] ? link_path_walk+0x73/0x550
[ 96.817408] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817409] ? link_path_walk+0x73/0x550
[ 96.817409] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817409] ? link_path_walk+0x73/0x550
[ 96.817410] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817410] ? link_path_walk+0x73/0x550
[ 96.817410] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817410] ? link_path_walk+0x73/0x550
[ 96.817411] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817411] ? link_path_walk+0x73/0x550
[ 96.817411] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817412] ? link_path_walk+0x73/0x550
[ 96.817412] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817412] ? link_path_walk+0x73/0x550
[ 96.817412] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817413] ? link_path_walk+0x73/0x550
[ 96.817413] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817413] ? link_path_walk+0x73/0x550
[ 96.817414] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817414] ? link_path_walk+0x73/0x550
[ 96.817414] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817414] ? link_path_walk+0x73/0x550
[ 96.817415] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817415] ? link_path_walk+0x73/0x550
[ 96.817415] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817415] ? link_path_walk+0x73/0x550
[ 96.817416] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817416] ? link_path_walk+0x73/0x550
[ 96.817416] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817417] ? link_path_walk+0x73/0x550
[ 96.817417] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817417] ? link_path_walk+0x73/0x550
[ 96.817417] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817418] ? link_path_walk+0x73/0x550
[ 96.817418] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817418] ? link_path_walk+0x73/0x550
[ 96.817419] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817419] ? link_path_walk+0x73/0x550
[ 96.817419] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817419] ? link_path_walk+0x73/0x550
[ 96.817420] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817420] ? link_path_walk+0x73/0x550
[ 96.817420] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817420] ? link_path_walk+0x73/0x550
[ 96.817421] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817421] ? link_path_walk+0x73/0x550
[ 96.817421] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817422] ? link_path_walk+0x73/0x550
[ 96.817422] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817422] ? link_path_walk+0x73/0x550
[ 96.817422] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817423] ? link_path_walk+0x73/0x550
[ 96.817423] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817423] ? link_path_walk+0x73/0x550
[ 96.817424] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817424] ? link_path_walk+0x73/0x550
[ 96.817424] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817424] ? link_path_walk+0x73/0x550
[ 96.817425] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817425] ? link_path_walk+0x73/0x550
[ 96.817425] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817426] ? link_path_walk+0x73/0x550
[ 96.817426] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817426] ? link_path_walk+0x73/0x550
[ 96.817426] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817427] ? link_path_walk+0x73/0x550
[ 96.817427] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817427] ? link_path_walk+0x73/0x550
[ 96.817427] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817428] ? link_path_walk+0x73/0x550
[ 96.817428] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817428] ? link_path_walk+0x73/0x550
[ 96.817429] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817429] ? link_path_walk+0x73/0x550
[ 96.817429] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817429] ? link_path_walk+0x73/0x550
[ 96.817430] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817430] ? link_path_walk+0x73/0x550
[ 96.817430] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817431] ? link_path_walk+0x73/0x550
[ 96.817431] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817431] ? link_path_walk+0x73/0x550
[ 96.817431] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817432] ? link_path_walk+0x73/0x550
[ 96.817432] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817432] ? link_path_walk+0x73/0x550
[ 96.817432] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817433] ? link_path_walk+0x73/0x550
[ 96.817433] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817433] ? link_path_walk+0x73/0x550
[ 96.817434] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817434] ? link_path_walk+0x73/0x550
[ 96.817434] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817434] ? link_path_walk+0x73/0x550
[ 96.817435] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817435] ? link_path_walk+0x73/0x550
[ 96.817435] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817436] ? link_path_walk+0x73/0x550
[ 96.817436] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817436] ? link_path_walk+0x73/0x550
[ 96.817436] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817437] ? link_path_walk+0x73/0x550
[ 96.817437] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817437] ? link_path_walk+0x73/0x550
[ 96.817437] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817438] ? link_path_walk+0x73/0x550
[ 96.817438] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817438] ? link_path_walk+0x73/0x550
[ 96.817439] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817439] ? link_path_walk+0x73/0x550
[ 96.817439] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817439] ? link_path_walk+0x73/0x550
[ 96.817440] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817440] ? link_path_walk+0x73/0x550
[ 96.817440] ? srso_alias_return_thunk+0x5/0xfcdfd
[ 96.817441] ? link_path_walk+0x73/0x550
[ 96.817441] ? srso_alias_return_thunk+0x
[ 96.817441] Lost 348 message(s)!

[geekjy]

--------- - - 4.18.0-500.el8.x86_64 #1
[ 41.585865] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
[ 41.585866] RIP: 0010:khook_load_elf_binary+0x17/0x40 [khook_demo]
[ 41.585866] Code: 8b 44 24 70 48 89 44 24 28 48 8b 44 24 78 48 89 44 24 30 48 8b 84 24 80 00 00 00 48 89 44 24 38 48 b8 10 81 b1 c0 ff ff ff ff d0 48 83 c4 40 f0 ff 0d 04 1f 00 00 c3 c1 48 c7 c7 bf 90 b1 c0
[ 41.585866] RSP: 0018:ffff968fc359c000 EFLAGS: 00010286
[ 41.585867] RAX: ffffffffc0b18110 RBX: ffff968fc359fd20 RCX: 0000000000000000
[ 41.585867] RDX: 0000000000000040 RSI: 0000000000000081 RDI: ffff88f7667acda0
[ 41.585867] RBP: fefefefefefefeff R08: 0000000000000000 R09: fefefefefefefeff
[ 41.585867] R10: 0000000000000fe0 R11: 0000000000000001 R12: ffff88f850b08020
[ 41.585868] R13: 2f2f2f2f2f2f2f2f R14: 0000000000000000 R15: 00000000000007ff
[ 41.585868] FS: 00007f30af2c1740(0000) GS:ffff88f879e80000(0000) knlGS:0000000000000000
[ 41.585868] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 41.585868] CR2: ffff968fc359bff8 CR3: 0000000126eba000 CR4: 0000000000750ee0
[ 41.585869] PKRU: 55555554
[ 41.585869] Call Trace:
[ 41.585869] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585869] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585869] khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585869] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585870] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585870] khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585870] ? khook_load_elf_binary+0x19/0x40 [khook_demo]
[ 41.585870] ? link_path_walk+0x73/0x550
[ 41.585870] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585871] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585872] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585873] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585874] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585875] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585876] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585877] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585878] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585879] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585880] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585881] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585882] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585883] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585884] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585885] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585886] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585887] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585888] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585889] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585890] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585891] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585892] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585893] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585894] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585895] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585896] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585897] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585898] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585899] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585900] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585901] ? link_path_walk+0x73/0x550
[ 41.585902] ? link_path_walk+0x73/0x550
[ 41.585902] ? link_path_walk+0x73/0x550
[ 41.585902] ? link_path_walk+0x73/0x550
[ 41.585902] ? link_path_walk+0x73/0x550
[ 41.585902] ? link_path_walk+0x73/0x550
[ 41.585902] ? path_lookupat.isra.43+0x9b/0x220
[ 41.585902] ? do_page_fault+0x37/0x130
[ 41.585903] ? filename_lookup.part.58+0xa0/0x170
[ 41.585903] ? strncpy_from_user+0x7a/0x1b0
[ 41.585903] ? vfs_statx+0x74/0xe0
[ 41.585903] ? __do_sys_newstat+0x39/0x70
[ 41.585903] ? syscall_trace_enter+0x1ff/0x2d0
[ 41.585903] ? __do_page_fault+0x209/0x460
[ 41.585904] ? do_syscall_64+0x5b/0x1b0
[ 41.585904] ? entry_SYSCALL_64_after_hwframe+0x61/0xc6
[ 41.585904] Modules linked in: khook_demo(OE) uinput rfcomm ib_core xt_CHEC
[ 41.585905] Lost 82 message(s)!

[geekjy]

crash> bt
PID: 4338 TASK: ffff88f77009c000 CPU: 2 COMMAND: "bash"
#0 [fffffe000007adc8] machine_kexec at ffffffffada6cc73
#1 [fffffe000007ae20] __crash_kexec at ffffffffadbb734a
#2 [fffffe000007aee0] crash_kexec at ffffffffadbb8281
#3 [fffffe000007aef8] oops_end at ffffffffada2b5d1
#4 [fffffe000007af18] handle_stack_overflow at ffffffffada28a3a
#5 [fffffe000007af30] do_double_fault.cold.20 at ffffffffada28a54
#6 [fffffe000007af50] double_fault at ffffffffae600dae
[exception RIP: khook_load_elf_binary+23]
RIP: ffffffffc0b18127 RSP: ffff968fc359c000 RFLAGS: 00010286
RAX: ffffffffc0b18110 RBX: ffff968fc359fd20 RCX: 0000000000000000
RDX: 0000000000000040 RSI: 0000000000000081 RDI: ffff88f7667acda0
RBP: fefefefefefefeff R8: 0000000000000000 R9: fefefefefefefeff
R10: 0000000000000fe0 R11: 0000000000000001 R12: ffff88f850b08020
R13: 2f2f2f2f2f2f2f2f R14: 0000000000000000 R15: 00000000000007ff
ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018
--- ---
#7 [ffff968fc359c000] khook_load_elf_binary at ffffffffc0b18127 [khook_demo]
#8 [ffff968fc359c010] khook_load_elf_binary at ffffffffc0b18129 [khook_demo]
#9 [ffff968fc359c028] khook_load_elf_binary at ffffffffc0b18129 [khook_demo]
#10 [ffff968fc359c070] link_path_walk at ffffffffadd74f93
#11 [ffff968fc359c100] link_path_walk at ffffffffadd74f93
#12 [ffff968fc359c190] link_path_walk at ffffffffadd74f93
#13 [ffff968fc359c220] link_path_walk at ffffffffadd74f93
#14 [ffff968fc359c2b0] link_path_walk at ffffffffadd74f93
#15 [ffff968fc359c340] link_path_walk at ffffffffadd74f93
#16 [ffff968fc359c3d0] link_path_walk at ffffffffadd74f93
#17 [ffff968fc359c460] link_path_walk at ffffffffadd74f93
#18 [ffff968fc359c4f0] link_path_walk at ffffffffadd74f93
#19 [ffff968fc359c580] link_path_walk at ffffffffadd74f93
#20 [ffff968fc359c610] link_path_walk at ffffffffadd74f93
#21 [ffff968fc359c6a0] link_path_walk at ffffffffadd74f93
#22 [ffff968fc359c730] link_path_walk at ffffffffadd74f93
#23 [ffff968fc359c7c0] link_path_walk at ffffffffadd74f93
#24 [ffff968fc359c850] link_path_walk at ffffffffadd74f93
#25 [ffff968fc359c8e0] link_path_walk at ffffffffadd74f93
#26 [ffff968fc359c970] link_path_walk at ffffffffadd74f93
#27 [ffff968fc359ca00] link_path_walk at ffffffffadd74f93
#28 [ffff968fc359ca90] link_path_walk at ffffffffadd74f93
#29 [ffff968fc359cb20] link_path_walk at ffffffffadd74f93
#30 [ffff968fc359cbb0] link_path_walk at ffffffffadd74f93
#31 [ffff968fc359cc40] link_path_walk at ffffffffadd74f93
#32 [ffff968fc359ccd0] link_path_walk at ffffffffadd74f93
#33 [ffff968fc359cd60] link_path_walk at ffffffffadd74f93
#34 [ffff968fc359cdf0] link_path_walk at ffffffffadd74f93
#35 [ffff968fc359ce80] link_path_walk at ffffffffadd74f93
#36 [ffff968fc359cf10] link_path_walk at ffffffffadd74f93
#37 [ffff968fc359cfa0] link_path_walk at ffffffffadd74f93
#38 [ffff968fc359d030] link_path_walk at ffffffffadd74f93
#39 [ffff968fc359d0c0] link_path_walk at ffffffffadd74f93
#40 [ffff968fc359d150] link_path_walk at ffffffffadd74f93
#41 [ffff968fc359d1e0] link_path_walk at ffffffffadd74f93
#42 [ffff968fc359d270] link_path_walk at ffffffffadd74f93
#43 [ffff968fc359d300] link_path_walk at ffffffffadd74f93
#44 [ffff968fc359d390] link_path_walk at ffffffffadd74f93
#45 [ffff968fc359d420] link_path_walk at ffffffffadd74f93
#46 [ffff968fc359d4b0] link_path_walk at ffffffffadd74f93
#47 [ffff968fc359d540] link_path_walk at ffffffffadd74f93
#48 [ffff968fc359d5d0] link_path_walk at ffffffffadd74f93
#49 [ffff968fc359d660] link_path_walk at ffffffffadd74f93
#50 [ffff968fc359d6f0] link_path_walk at ffffffffadd74f93
#51 [ffff968fc359d780] link_path_walk at ffffffffadd74f93
#52 [ffff968fc359d810] link_path_walk at ffffffffadd74f93
#53 [ffff968fc359d8a0] link_path_walk at ffffffffadd74f93
#54 [ffff968fc359d930] link_path_walk at ffffffffadd74f93
#55 [ffff968fc359d9c0] link_path_walk at ffffffffadd74f93
#56 [ffff968fc359da50] link_path_walk at ffffffffadd74f93
#57 [ffff968fc359dae0] link_path_walk at ffffffffadd74f93
#58 [ffff968fc359db70] link_path_walk at ffffffffadd74f93
#59 [ffff968fc359dc00] link_path_walk at ffffffffadd74f93
#60 [ffff968fc359dc90] link_path_walk at ffffffffadd74f93
#61 [ffff968fc359dd20] link_path_walk at ffffffffadd74f93
#62 [ffff968fc359ddb0] link_path_walk at ffffffffadd74f93
#63 [ffff968fc359de40] link_path_walk at ffffffffadd74f93
#64 [ffff968fc359ded0] link_path_walk at ffffffffadd74f93
#65 [ffff968fc359df60] link_path_walk at ffffffffadd74f93
#66 [ffff968fc359dff0] link_path_walk at ffffffffadd74f93
#67 [ffff968fc359e080] link_path_walk at ffffffffadd74f93
#68 [ffff968fc359e110] link_path_walk at ffffffffadd74f93
#69 [ffff968fc359e1a0] link_path_walk at ffffffffadd74f93
#70 [ffff968fc359e230] link_path_walk at ffffffffadd74f93
#71 [ffff968fc359e2c0] link_path_walk at ffffffffadd74f93
#72 [ffff968fc359e350] link_path_walk at ffffffffadd74f93
#73 [ffff968fc359e3e0] link_path_walk at ffffffffadd74f93
#74 [ffff968fc359e470] link_path_walk at ffffffffadd74f93
#75 [ffff968fc359e500] link_path_walk at ffffffffadd74f93
#76 [ffff968fc359e590] link_path_walk at ffffffffadd74f93
#77 [ffff968fc359e620] link_path_walk at ffffffffadd74f93
#78 [ffff968fc359e6b0] link_path_walk at ffffffffadd74f93
#79 [ffff968fc359e740] link_path_walk at ffffffffadd74f93
#80 [ffff968fc359e7d0] link_path_walk at ffffffffadd74f93
#81 [ffff968fc359e860] link_path_walk at ffffffffadd74f93
#82 [ffff968fc359e8f0] link_path_walk at ffffffffadd74f93
#83 [ffff968fc359e980] link_path_walk at ffffffffadd74f93
#84 [ffff968fc359ea10] link_path_walk at ffffffffadd74f93
#85 [ffff968fc359eaa0] link_path_walk at ffffffffadd74f93
#86 [ffff968fc359eb30] link_path_walk at ffffffffadd74f93
#87 [ffff968fc359ebc0] link_path_walk at ffffffffadd74f93
#88 [ffff968fc359ec50] link_path_walk at ffffffffadd74f93
#89 [ffff968fc359ece0] link_path_walk at ffffffffadd74f93
#90 [ffff968fc359ed70] link_path_walk at ffffffffadd74f93
#91 [ffff968fc359ee00] link_path_walk at ffffffffadd74f93
#92 [ffff968fc359ee90] link_path_walk at ffffffffadd74f93
#93 [ffff968fc359ef20] link_path_walk at ffffffffadd74f93
#94 [ffff968fc359efb0] link_path_walk at ffffffffadd74f93
#95 [ffff968fc359f040] link_path_walk at ffffffffadd74f93
#96 [ffff968fc359f0d0] link_path_walk at ffffffffadd74f93
#97 [ffff968fc359f160] link_path_walk at ffffffffadd74f93
#98 [ffff968fc359f1f0] link_path_walk at ffffffffadd74f93
#99 [ffff968fc359f280] link_path_walk at ffffffffadd74f93
#100 [ffff968fc359f310] link_path_walk at ffffffffadd74f93
#101 [ffff968fc359f3a0] link_path_walk at ffffffffadd74f93
#102 [ffff968fc359f430] link_path_walk at ffffffffadd74f93
#103 [ffff968fc359f4c0] link_path_walk at ffffffffadd74f93
#104 [ffff968fc359f550] link_path_walk at ffffffffadd74f93
#105 [ffff968fc359f5e0] link_path_walk at ffffffffadd74f93
#106 [ffff968fc359f670] link_path_walk at ffffffffadd74f93
#107 [ffff968fc359f700] link_path_walk at ffffffffadd74f93
#108 [ffff968fc359f790] link_path_walk at ffffffffadd74f93
#109 [ffff968fc359f820] link_path_walk at ffffffffadd74f93
#110 [ffff968fc359f8b0] link_path_walk at ffffffffadd74f93
#111 [ffff968fc359f940] link_path_walk at ffffffffadd74f93
#112 [ffff968fc359f9d0] link_path_walk at ffffffffadd74f93
#113 [ffff968fc359fa60] link_path_walk at ffffffffadd74f93
#114 [ffff968fc359faf0] link_path_walk at ffffffffadd74f93
#115 [ffff968fc359fb80] link_path_walk at ffffffffadd74f93
#116 [ffff968fc359fc10] link_path_walk at ffffffffadd74f93
#117 [ffff968fc359fcb8] path_lookupat at ffffffffadd7558b
#118 [ffff968fc359fd18] filename_lookup at ffffffffadd79c90
#119 [ffff968fc359fe40] vfs_statx at ffffffffadd6c894
#120 [ffff968fc359fe98] __do_sys_newstat at ffffffffadd6cee9
#121 [ffff968fc359ff38] do_syscall_64 at ffffffffada0539b
#122 [ffff968fc359ff50] entry_SYSCALL_64_after_hwframe at ffffffffae6000a9
RIP: 00007f30ae9cab09 RSP: 00007ffea5ffdaa8 RFLAGS: 00000246
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f30ae9cab09
RDX: 00007ffea5ffdad0 RSI: 00007ffea5ffdad0 RDI: 000055ce26be0bcb
RBP: 000055ce2804bc90 R8: 0000000000000001 R9: 0000000000000000
R10: 0000000000000001 R11: 0000000000000246 R12: 000055ce281fc8a0
R13: 0000000000000024 R14: 00007ffea5ffdad0 R15: 000055ce2804bc90
ORIG_RAX: 0000000000000004 CS: 0033 SS: 002b

[milabs]

CentOS Stream release 9
5.14.0-402.el9.x86_64

works

[geekjy]

CentOS Stream release 9
5.14.0-402.el9.x86_64

works

But CentOS Stream release 8 4.18.0-499.el8.x86_64-4.18.0-552.el8.x86_64 don't work.

[geekjy]

Sorry, I found the reason, it's not a problem with the khook framework itself