Call trace found with J-realtime on ARM64 node scobee-kernel (BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/2706)

[Po-Hsu Lin]

Issue found with Jammy 5.15.0-1043-realtime on ARM64 node scobee-kernel

[ 101.745684] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-udevd/2706
[ 101.745703] caller is debug_smp_processor_id+0x20/0x30
[ 101.745726] CPU: 63 PID: 2706 Comm: systemd-udevd Not tainted 5.15.0-1043-realtime #48-Ubuntu
[ 101.745733] Hardware name: Huawei TaiShan 2280 V2/BC82AMDC, BIOS 2280-V2 CS V3.B160.01 01/15/2020
[ 101.745739] Call trace:
[ 101.745741] dump_backtrace+0x0/0x200
[ 101.745751] show_stack+0x20/0x30
[ 101.745756] dump_stack_lvl+0x68/0x84
[ 101.745765] dump_stack+0x18/0x34
[ 101.745770] check_preemption_disabled+0x148/0x190
[ 101.745775] debug_smp_processor_id+0x20/0x30
[ 101.745780] hpre_create_qp+0x3c/0x150 [hisi_hpre]
[ 101.745806] hpre_ctx_init+0x38/0x180 [hisi_hpre]
[ 101.745815] hpre_rsa_init_tfm+0x48/0x9c [hisi_hpre]
[ 101.745824] crypto_akcipher_init_tfm+0x48/0x60
[ 101.745840] crypto_create_tfm_node+0x6c/0x14c
[ 101.745854] crypto_spawn_tfm2+0x38/0x7c
[ 101.745862] pkcs1pad_init_tfm+0x28/0x50
[ 101.745869] crypto_akcipher_init_tfm+0x48/0x60
[ 101.745874] crypto_create_tfm_node+0x6c/0x14c
[ 101.745881] crypto_alloc_tfm_node+0x78/0x100
[ 101.745887] crypto_alloc_akcipher+0x2c/0x40
[ 101.745893] public_key_verify_signature+0xb8/0x3c0
[ 101.745900] public_key_verify_signature_2+0x1c/0x30
[ 101.745905] verify_signature+0x44/0x60
[ 101.745910] pkcs7_validate_trust_one.constprop.0+0x1a0/0x250
[ 101.745915] pkcs7_validate_trust+0x54/0xc0
[ 101.745921] verify_pkcs7_message_sig+0x94/0x150
[ 101.745930] verify_pkcs7_signature+0x74/0xb0
[ 101.745934] mod_verify_sig+0xa4/0x120
[ 101.745948] load_module+0x840/0xbf0
[ 101.745954] __do_sys_finit_module+0xa8/0x114
[ 101.745960] __arm64_sys_finit_module+0x28/0x3c
[ 101.745966] invoke_syscall+0x78/0x100
[ 101.745976] el0_svc_common.constprop.0+0x180/0x184
[ 101.745984] do_el0_svc+0x30/0xac
[ 101.745991] el0_svc+0x50/0x1f0
[ 101.746003] el0t_64_sync_handler+0xa4/0x130
[ 101.746010] el0t_64_sync+0x1a4/0x1a8

This issue can be found with 5.15.0-1040-realtime as well.

[Po-Hsu Lin (cypressyew)]

dmesg output on node scobee-kernel with 5.15.0-1040-realtime

[Po-Hsu Lin (cypressyew)]

This issue does not exist with 5.15.0-1038