Re: kern/52409: uvm_fault when waking up after sleep (Let's Note CF-{N,S}-9, etc.)

[Makoto Fujiwara <makoto%ki.nu@localhost>]

The following reply was made to PR kern/52409; it has been noted by GNATS.

From: Makoto Fujiwara <makoto%ki.nu@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: kern/52409: uvm_fault when waking up after sleep (Let's Note CF-{N,S}-9, etc.)
Date: Sun, 16 Jul 2017 21:46:43 +0900

 Michael, thanks for the Response,
 
 | From: mlelstv%serpens.de@localhost (Michael van Elst)
 | Date: Sun, 16 Jul 2017 09:00:02 +0000 (UTC)
 >  Can you try:
 >  http://ftp.netbsd.org/pub/NetBSD/misc/mlelstv/drm_pci.diff
 
 Unfortunately, (1) crashes again (2) /var/crash does not have files
 Following is from /var/run/dmesg.boot
  ....
 sockaddr_getsize_by_family: Unhandled address family=255
 acpi0: entering state S3
 Flushing disk caches: 4 done
 ioapic0 reenabling
 i915drmkms0: interrupting at msi0 vec 0 (i915)
 fatal protection fault in supervisor mode
 trap type 4 code 0x31b rip 0xffffffff80253a43 cs 0x8 rflags 0x10246 cr2 0x77a18fc35000 ilevel 0 rsp 0xffffe400
 40013960
 curlwp 0xffffe401088b7360 pid 178.1 lowest kstack 0xffffe400400102c0
 panic: trap
 cpu0: Begin traceback...
 vpanic() at netbsd:vpanic+0x140
 snprintf() at netbsd:snprintf
 trap() at netbsd:trap+0xc6b
 --- trap (number 4) ---
 lapic_delay() at netbsd:lapic_delay+0x7b
 ironlake_crtc_enable() at netbsd:ironlake_crtc_enable+0x58a
 __intel_set_mode() at netbsd:__intel_set_mode+0x916
 intel_modeset_setup_hw_state() at netbsd:intel_modeset_setup_hw_state+0x7e6
 __i915_drm_thaw() at netbsd:__i915_drm_thaw+0xe6
 i915drmkms_resume() at netbsd:i915drmkms_resume+0x34
 device_pmf_driver_resume() at netbsd:device_pmf_driver_resume+0x46
 pmf_device_resume_locked() at netbsd:pmf_device_resume_locked+0xd3
 pmf_device_resume() at netbsd:pmf_device_resume+0x41
 pmf_system_resume() at netbsd:pmf_system_resume+0xc7
 acpi_enter_sleep_state() at netbsd:acpi_enter_sleep_state+0x182
 sysctl_hw_acpi_sleepstate() at netbsd:sysctl_hw_acpi_sleepstate+0xfe
 sysctl_dispatch() at netbsd:sysctl_dispatch+0xc1
 sys___sysctl() at netbsd:sys___sysctl+0xd8
 syscall() at netbsd:syscall+0x1d8
 --- syscall (number 202) ---
 780ec371bb6a:
 cpu0: End traceback...
 
 dumping to dev 0,1 (offset=8802119, size=997005):
 dump
 
 Thank you,
 ---
 Makoto Fujiwara, 
 Chiba, Japan, Narita Airport and Disneyland prefecture.
 Key fingerprint = 0BFA FAEB EAD1 90BA 7498  8F85 6809 9E0B B7EF A12E