Messages in this thread | ![/](/images/icornerl.gif) | | Date | Sat, 20 Jan 2024 19:15:07 +0100 | Subject | Re: [BUG][BISECTED] Freeze at loading init ramdisk | From | Mirsad Todorovac <> |
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On 1/20/24 12:25, Bagas Sanjaya wrote: > On Wed, Jan 17, 2024 at 07:47:49PM +0100, Mirsad Todorovac wrote: >> On 1/16/24 01:32, Mirsad Todorovac wrote: >>> Hi, >>> >>> On the Ubuntu 22.04 LTS Jammy platform, on a mainline vanilla torvalds tree kernel, the boot >>> freezes upon first two lines and before any systemd messages. >>> >>> (Please find the config attached.) >>> >>> Bisecting the bug led to this result: >>> >>> marvin@defiant:~/linux/kernel/linux_torvalds$ git bisect good >>> d97a78423c33f68ca6543de510a409167baed6f5 is the first bad commit >>> commit d97a78423c33f68ca6543de510a409167baed6f5 >>> Merge: 61da593f4458 689237ab37c5 >>> Author: Linus Torvalds <torvalds@linux-foundation.org> >>> Date: Fri Jan 12 14:38:08 2024 -0800 >>> >>> Merge tag 'fbdev-for-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev >>> Pull fbdev updates from Helge Deller: >>> "Three fbdev drivers (~8500 lines of code) removed. The Carillo Ranch >>> fbdev driver is for an Intel product which was never shipped, and for >>> the intelfb and the amba-clcd drivers the drm drivers can be used >>> instead. >>> The other code changes are minor: some fb_deferred_io flushing fixes, >>> imxfb margin fixes and stifb cleanups. >>> Summary: >>> - Remove intelfb fbdev driver (Thomas Zimmermann) >>> - Remove amba-clcd fbdev driver (Linus Walleij) >>> - Remove vmlfb Carillo Ranch fbdev driver (Matthew Wilcox) >>> - fb_deferred_io flushing fixes (Nam Cao) >>> - imxfb code fixes and cleanups (Dario Binacchi) >>> - stifb primary screen detection cleanups (Thomas Zimmermann)" >>> * tag 'fbdev-for-6.8-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/linux-fbdev: (28 commits) >>> fbdev/intelfb: Remove driver >>> fbdev/hyperv_fb: Do not clear global screen_info >>> firmware/sysfb: Clear screen_info state after consuming it >>> fbdev/hyperv_fb: Remove firmware framebuffers with aperture helpers >>> drm/hyperv: Remove firmware framebuffers with aperture helper >>> fbdev/sis: Remove dependency on screen_info >>> video/logo: use %u format specifier for unsigned int values >>> video/sticore: Remove info field from STI struct >>> arch/parisc: Detect primary video device from device instance >>> fbdev/stifb: Allocate fb_info instance with framebuffer_alloc() >>> video/sticore: Store ROM device in STI struct >>> fbdev: flush deferred IO before closing >>> fbdev: flush deferred work in fb_deferred_io_fsync() >>> fbdev: amba-clcd: Delete the old CLCD driver >>> fbdev: Remove support for Carillo Ranch driver >>> fbdev: hgafb: fix kernel-doc comments >>> fbdev: mmp: Fix typo and wording in code comment >>> fbdev: fsl-diu-fb: Fix sparse warning due to virt_to_phys() prototype change >>> fbdev: imxfb: add '*/' on a separate line in block comment >>> fbdev: imxfb: use __func__ for function name >>> ... >>> >>> Documentation/fb/index.rst | 1 - >>> Documentation/fb/intelfb.rst | 155 -- >>> Documentation/userspace-api/ioctl/ioctl-number.rst | 1 - >>> MAINTAINERS | 12 - >>> arch/parisc/video/fbdev.c | 2 +- >>> drivers/Makefile | 3 +- >>> drivers/firmware/sysfb.c | 14 +- >>> drivers/gpu/drm/hyperv/hyperv_drm_drv.c | 8 +- >>> drivers/video/backlight/Kconfig | 7 - >>> drivers/video/backlight/Makefile | 1 - >>> drivers/video/backlight/cr_bllcd.c | 264 --- >>> drivers/video/fbdev/Kconfig | 72 - >>> drivers/video/fbdev/Makefile | 2 - >>> drivers/video/fbdev/amba-clcd.c | 986 --------- >>> drivers/video/fbdev/core/fb_defio.c | 8 +- >>> drivers/video/fbdev/fsl-diu-fb.c | 2 +- >>> drivers/video/fbdev/hgafb.c | 13 +- >>> drivers/video/fbdev/hyperv_fb.c | 20 +- >>> drivers/video/fbdev/imxfb.c | 179 +- >>> drivers/video/fbdev/intelfb/Makefile | 8 - >>> drivers/video/fbdev/intelfb/intelfb.h | 382 ---- >>> drivers/video/fbdev/intelfb/intelfb_i2c.c | 209 -- >>> drivers/video/fbdev/intelfb/intelfbdrv.c | 1680 ---------------- >>> drivers/video/fbdev/intelfb/intelfbhw.c | 2115 -------------------- >>> drivers/video/fbdev/intelfb/intelfbhw.h | 609 ------ >>> drivers/video/fbdev/mmp/hw/mmp_spi.c | 2 +- >>> drivers/video/fbdev/sis/sis_main.c | 37 - >>> drivers/video/fbdev/stifb.c | 109 +- >>> drivers/video/fbdev/vermilion/Makefile | 6 - >>> drivers/video/fbdev/vermilion/cr_pll.c | 195 -- >>> drivers/video/fbdev/vermilion/vermilion.c | 1175 ----------- >>> drivers/video/fbdev/vermilion/vermilion.h | 245 --- >>> drivers/video/logo/pnmtologo.c | 6 +- >>> drivers/video/sticore.c | 5 + >>> include/linux/amba/clcd-regs.h | 87 - >>> include/linux/amba/clcd.h | 290 --- >>> include/video/sticore.h | 6 +- >>> 37 files changed, 208 insertions(+), 8708 deletions(-) >>> delete mode 100644 Documentation/fb/intelfb.rst >>> delete mode 100644 drivers/video/backlight/cr_bllcd.c >>> delete mode 100644 drivers/video/fbdev/amba-clcd.c >>> delete mode 100644 drivers/video/fbdev/intelfb/Makefile >>> delete mode 100644 drivers/video/fbdev/intelfb/intelfb.h >>> delete mode 100644 drivers/video/fbdev/intelfb/intelfb_i2c.c >>> delete mode 100644 drivers/video/fbdev/intelfb/intelfbdrv.c >>> delete mode 100644 drivers/video/fbdev/intelfb/intelfbhw.c >>> delete mode 100644 drivers/video/fbdev/intelfb/intelfbhw.h >>> delete mode 100644 drivers/video/fbdev/vermilion/Makefile >>> delete mode 100644 drivers/video/fbdev/vermilion/cr_pll.c >>> delete mode 100644 drivers/video/fbdev/vermilion/vermilion.c >>> delete mode 100644 drivers/video/fbdev/vermilion/vermilion.h >>> delete mode 100644 include/linux/amba/clcd-regs.h >>> delete mode 100644 include/linux/amba/clcd.h >>> marvin@defiant:~/linux/kernel/linux_torvalds$ >>> >>> Hope this helps. >> >> P.S. >> >> As I see that this is a larger merge commit, with 5K+ lines changed, I don't think I can >> bisect further to determine the culprit. >> >> But I thought later that it would be interesting to see why my hardware triggered the freeze >> and probably others did not, or someone would complain already. >> >> Both of the boxes were AMD Ryzen: Ryzen 7 5700G and Ryzen 9 7950X. >> >> FWIW, I am attaching both hardware listings and the config used, so anyone knowledgeable with >> fbdev could possibly narrow down the search. >> > > Hi Mirsad, > > There is another report from Jens with similar symptom [1]. Can you check if > reverting df67699c9cb0ce ("firmware/sysfb: Clear screen_info state after > consuming it") fixes your regression? > > Thanks. > > [1]: https://lore.kernel.org/regressions/93ffd2ee-fa83-4469-96fb-fb263c26bb3c@kernel.dk/T/#t
Thanks, Bagas, I confirm that it is the same issue:
1991 git checkout d97a78423c33 1992 git revert df67699c9cb0ce 1993 make clean; make olddefconfig 1994 time nice make -j 36 bindeb-pkg |& tee ../err-6.8-mrg-1.log; date 1995 sudo apt-get -s install ../linux-image-6.7.0-bagas-vanilla-rvt-09751-g6b082430adc8_6.7.0-09751-g6b082430adc8-26_amd64.deb 1996 sudo apt-get -y install ../linux-image-6.7.0-bagas-vanilla-rvt-09751-g6b082430adc8_6.7.0-09751-g6b082430adc8-26_amd64.deb
Reverting df67699c9cb0ce fixed it.
I don't have a slightest idea what is the side effect of this commit.
Tested-by: Mirsad Goran Todorovac <mirsad.todorovac@alu.unizg.hr>
Best regards, Mirsad
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