On Tue, Nov 08, 2022 at 11:44:06PM +0330, Ali Farzanrad wrote:
> >Synopsis: HP ProBook 4530s laptop, kernel panic on suspend
> >Category: kernel
> >Environment:
> System : OpenBSD 7.2
> Details : OpenBSD 7.2 (GENERIC.MP) #0: Wed Oct 26 12:01:47 MDT 2022
>
> [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.MP
>
> Architecture: OpenBSD.amd64
> Machine : amd64
> >Description:
> I had an upgrade from (I think) OpenBSD 6.7 to 7.2 and then ran
> sysmerge (to ignore my configs) and sysclean (with rm -rf) to
> cleanup files.
> I also did syspatch.
> After upgrade whenever I try to suspend I receive kernel panic.
> I don't remember if it did suspend correctly before, but I had a
> different HP ProBook 4530s without radeon video graphics which
> did suspend correctly.
> Maybe it is related to radeondrm.
> >How-To-Repeat:
> start apmd: rcctl -f start apmd
> then zzz or ZZZ
> >Fix:
> I have no idea.
> When I did zzz, I received these kernel messages:
> WARNING !list_empty(&lock->head) failed at
> /usr/src/sys/dev/pcidrm/drm_modeset_lock.c:270
> uvm_fault(0xffffffff823201f8, 0x20, 0, 1) -> e
> kernel: page fault trap, code=0
> Stopped at mtx_enter_try+0x3e: movl 0x8(%rdi),%edi
> TID PID UID PRFLAGS PFLAGS CPU COMMAND
> *373147 24736 0 0x14000 0x40000200 0K acpi0
> mtx_enter_try(18) at mtx_enter_try+0x3e
> mtx_enter(18) at mtx_enter+0x35
> __ww_mutex_lock(18,ffff800000e96fc0,0,0) at __ww_mutex_lock+0x33
> modeset_lock(18,ffff800000e96fc0,0,0) at modeset_lock+0x197
> drm_modeset_lock_all_ctx(ffff8000002a0000,ffff800000e96fc0) at
> drm_modeset_lock_all_ctx+0x9c
> drm_modeset_lock_all(ffff8000002a0000) at drm_modeset_lock_all+0xc0
> radeon_suspend_kms(ffff8000002a0000,1,1,0) at radeon_suspend_kms+0x69
> radeondrm_activate_kms(ffff80000029c000,2) at
> radeondrm_activate_kms+0x53
> config_activate_children(ffff800000132500,2) at
> config_activate_children+0x85
> config_activate_children(ffff80000029b000,2) at
> config_activate_children+0x85
> config_activate_children(ffff800000132300,2) at
> config_activate_children+0x85
> config_activate_children(ffff80000002f300,2) at
> config_activate_children+0x85
> config_suspend_all(2) at config_suspend_all+0x1aa
> sleep_state(ffff80000002c400,1) at sleep_state+0xcf
> end trace frame: 0xffff800022abb5f0, count: 0
> https://www.openbsd.org/ddb.html describes the minimum info required in
> bug
> reports. Insufficient info makes it difficult to find and fix bugs.
> ddb{0}> bt
> mtx_enter_try(18) at mtx_enter_try+0x3e
> mtx_enter(18) at mtx_enter+0x35
> __ww_mutex_lock(18,ffff800000e96fc0,0,0) at __ww_mutex_lock+0x33
> modeset_lock(18,ffff800000e96fc0,0,0) at modeset_lock+0x197
> drm_modeset_lock_all_ctx(ffff8000002a0000,ffff800000e96fc0) at
> drm_modeset_lock_all_ctx+0x9c
> drm_modeset_lock_all(ffff8000002a0000) at drm_modeset_lock_all+0xc0
> radeon_suspend_kms(ffff8000002a0000,1,1,0) at radeon_suspend_kms+0x69
> radeondrm_activate_kms(ffff80000029c000,2) at
> radeondrm_activate_kms+0x53
> config_activate_children(ffff800000132500,2) at
> config_activate_children+0x85
> config_activate_children(ffff80000029b000,2) at
> config_activate_children+0x85
> config_activate_children(ffff800000132300,2) at
> config_activate_children+0x85
> config_activate_children(ffff80000002f300,2) at
> config_activate_children+0x85
> config_suspend_all(2) at config_suspend_all+0x1aa
> sleep_state(ffff80000002c400,1) at sleep_state+0xcf
> acpi_sleep_task(ffff80000002c400,1) at acpi_sleep_task+0x1d
> acpi_thread(ffff8000001288f0) at acpi_thread+0x1b8
> end trace frame: 0x0, count: -16
> ddb{0}>
Try the following patch.
You may also be able to switch this machine to only use the Radeon
in the bios settings.
Index: sys/dev/pci/drm/radeon/radeon_kms.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/drm/radeon/radeon_kms.c,v
retrieving revision 1.90
diff -u -p -r1.90 radeon_kms.c
--- sys/dev/pci/drm/radeon/radeon_kms.c 15 Jul 2022 17:57:26 -0000 1.90
+++ sys/dev/pci/drm/radeon/radeon_kms.c 9 Nov 2022 02:24:00 -0000
@@ -874,7 +874,7 @@ radeondrm_activate_kms(struct device *se
struct radeon_device *rdev = (struct radeon_device *)self;
int rv = 0;
- if (rdev->ddev == NULL)
+ if (rdev->ddev == NULL || radeon_fatal_error)
return (0);
switch (act) {
