[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 --- Comment #6 from Mario Limonciello (AMD) (mario.limoncie...@amd.com) --- I submitted it here: https://lore.kernel.org/linux-acpi/20220509141716.1270-1-mario.limoncie...@amd.com/T/#u -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 Erhard F. (erhar...@mailbox.org) changed: What|Removed |Added Status|NEEDINFO|RESOLVED Resolution|--- |ANSWERED --- Comment #5 from Erhard F. (erhar...@mailbox.org) --- Just applied your patch on top of v5.18-rc6 and can confirm the error is fixed. Thanks! I'll close here as soon as it lands in -rc. -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 Mario Limonciello (AMD) (mario.limoncie...@amd.com) changed: What|Removed |Added Status|NEW |NEEDINFO -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 --- Comment #4 from mario.limoncie...@amd.com --- Created attachment 300877 --> https://bugzilla.kernel.org/attachment.cgi?id=300877=edit possible patch to fix error -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587
mario.limoncie...@amd.com changed:
What|Removed |Added
CC||mario.limoncie...@amd.com
--- Comment #3 from mario.limoncie...@amd.com ---
Can you please have a try with this:
diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c
index ed18936b8ce6..ebfa33a40fce 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -654,7 +654,7 @@ static int pcc_mbox_probe(struct platform_device *pdev)
goto err;
}
- pcc_mbox_ctrl = devm_kmalloc(dev, sizeof(*pcc_mbox_ctrl), GFP_KERNEL);
+ pcc_mbox_ctrl = devm_kzalloc(dev, sizeof(*pcc_mbox_ctrl), GFP_KERNEL);
if (!pcc_mbox_ctrl) {
rc = -ENOMEM;
goto err;
--
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[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 --- Comment #2 from Erhard F. (erhar...@mailbox.org) --- Created attachment 300773 --> https://bugzilla.kernel.org/attachment.cgi?id=300773=edit dmesg (kernel 5.18-rc3, AMD Ryzen 9 5950X) 5.18-rc3 still affected. [...] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 load of value 107 is not a valid value for type 'bool' (aka '_Bool') CPU: 13 PID: 1 Comm: swapper/0 Not tainted 5.18.0-rc3-Zen3 #1 Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./B450M Steel Legend, BIOS P4.20 08/03/2021 Call Trace: dump_stack_lvl+0xe5/0x154 __ubsan_handle_load_invalid_value+0xd2/0x110 send_pcc_cmd+0x995/0xa40 cppc_get_perf_caps+0x410/0x1220 amd_set_max_freq_ratio+0x42/0x120 init_freq_invariance+0xd5/0x150 init_freq_invariance_cppc+0x1f/0x40 acpi_cppc_processor_probe+0xeba/0x11a0 ? acpi_processor_start+0x44/0x60 __acpi_processor_start+0x6d/0x320 acpi_processor_start+0x4c/0x60 really_probe+0x3fb/0x820 __driver_probe_device+0x147/0x240 driver_probe_device+0x4b/0x320 __driver_attach+0x263/0x4f0 ? driver_attach+0x40/0x40 bus_for_each_dev+0xff/0x140 bus_add_driver+0x2b7/0x480 driver_register+0x1f5/0x330 acpi_processor_driver_init+0x3c/0xf6 ? acpi_initialize_objects+0x61/0x61 do_one_initcall+0x12b/0x2d0 ? acpi_initialize_objects+0x61/0x61 do_initcall_level+0x136/0x1bf ? kernel_init+0x14/0x1d0 do_initcalls+0x46/0x76 kernel_init_freeable+0x334/0x456 ? rest_init+0x240/0x240 kernel_init+0x14/0x1d0 ? rest_init+0x240/0x240 ret_from_fork+0x22/0x30 -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
[Bug 215587] UBSAN: invalid-load in drivers/acpi/cppc_acpi.c:314:45 - AMD Ryzen 9 5950X
https://bugzilla.kernel.org/show_bug.cgi?id=215587 Zhang Rui (rui.zh...@intel.com) changed: What|Removed |Added CC||rui.zh...@intel.com Summary|UBSAN: invalid-load in |UBSAN: invalid-load in |drivers/acpi/cppc_acpi.c:31 |drivers/acpi/cppc_acpi.c:31 |4:45|4:45 - AMD Ryzen 9 5950X -- You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug. ___ acpi-bugzilla mailing list acpi-bugzilla@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/acpi-bugzilla
