Re: [Bug report] Kernel 5.7 become unbootable

[Arvind Sankar]

On Sat, Apr 11, 2020 at 12:23:52AM +0500, Mikhail Gavrilov wrote:
> On Fri, 10 Apr 2020 at 19:29, Arvind Sankar <nivedita@xxxxxxxxxxxx> wrote:
> >
> > Please try with the patches at
> > https://lore.kernel.org/linux-efi/20200409130434.6736-1-ardb@xxxxxxxxxx/
> >
> > In particular, patches 3 and 4. The first one is a fix for upstream
> > commit 3ee372ccce4d ("x86/boot/compressed/64: Remove .bss/.pgtable from bzImage")
> 
> Thanks, I can confirm that these patches solve the issue with unbootable kernel.
> But, now after successful booting, I see another issue.
> Kernel logs flooded with the error messages:
> [   18.253336] BUG: sleeping function called from invalid context at
> drivers/gpu/drm/drm_mm.c:371
> [   18.253339] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid:
> 1723, name: gnome-shell
> [   18.253340] INFO: lockdep is turned off.
> [   18.253342] CPU: 23 PID: 1723 Comm: gnome-shell Tainted: G      D W
>         5.7.0-0.rc0.git6.1.2.fc33.x86_64 #1
> [   18.253343] Hardware name: System manufacturer System Product
> Name/ROG STRIX X570-I GAMING, BIOS 1405 11/19/2019
> [   18.253344] Call Trace:
> [   18.253350]  dump_stack+0x8b/0xc8
> [   18.253352]  ___might_sleep.cold+0xb6/0xc6
> [   18.253362]  drm_mm_insert_node_in_range+0x31b/0x490 [drm]
> [   18.253365]  ? trace_kmalloc_node+0xbb/0x110
> [   18.253408]  amdgpu_vram_mgr_new+0x1e8/0x3c0 [amdgpu]
> [   18.253413]  ttm_bo_mem_space+0xd5/0x300 [ttm]
> [   18.253417]  ttm_bo_validate+0x122/0x1c0 [ttm]
> [   18.253420]  ? mutex_trylock+0x116/0x130
> [   18.253423]  ttm_bo_init_reserved+0x30f/0x3e0 [ttm]
> [   18.253456]  amdgpu_bo_do_create+0x1a3/0x630 [amdgpu]
> [   18.253489]  ? amdgpu_bo_subtract_pin_size+0x60/0x60 [amdgpu]
> [   18.253521]  amdgpu_bo_create+0x30/0x2e0 [amdgpu]
> [   18.253524]  ? lock_acquire+0xa4/0x2e0
> [   18.253557]  amdgpu_gem_object_create+0x7b/0xf0 [amdgpu]
> [   18.253590]  ? amdgpu_gem_object_close+0x180/0x180 [amdgpu]
> [   18.253622]  amdgpu_gem_create_ioctl+0x1ba/0x280 [amdgpu]
> [   18.253655]  ? amdgpu_gem_object_close+0x180/0x180 [amdgpu]
> [   18.253663]  drm_ioctl_kernel+0x86/0xd0 [drm]
> [   18.253671]  drm_ioctl+0x206/0x390 [drm]
> [   18.253703]  ? amdgpu_gem_object_close+0x180/0x180 [amdgpu]
> [   18.253736]  amdgpu_drm_ioctl+0x49/0x80 [amdgpu]
> [   18.253739]  ksys_ioctl+0x82/0xc0
> [   18.253741]  __x64_sys_ioctl+0x16/0x20
> [   18.253744]  do_syscall_64+0x5c/0xa0
> [   18.253746]  entry_SYSCALL_64_after_hwframe+0x49/0xb3
> [   18.253748] RIP: 0033:0x7f24b8c2142b
> [   18.253750] Code: 0f 1e fa 48 8b 05 5d ba 0c 00 64 c7 00 26 00 00
> 00 48 c7 c0 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa b8 10 00 00
> 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 2d ba 0c 00 f7 d8 64 89
> 01 48
> [   18.253752] RSP: 002b:00007fff0960d0c8 EFLAGS: 00000246 ORIG_RAX:
> 0000000000000010
> [   18.253753] RAX: ffffffffffffffda RBX: 00007fff0960d120 RCX: 00007f24b8c2142b
> [   18.253754] RDX: 00007fff0960d120 RSI: 00000000c0206440 RDI: 000000000000000f
> [   18.253755] RBP: 00000000c0206440 R08: 0000555e7752ca40 R09: 00007f24b8ceda40
> [   18.253756] R10: 0000000000000008 R11: 0000000000000246 R12: 0000555e7752ca40
> [   18.253757] R13: 000000000000000f R14: 0000000000200000 R15: 0000555e7720ffd0
> 
> I think be better if I fill another bugreport in drm mailing list or
> will be enough reply to this mailing list from here?
> 
> --
> Best Regards,
> Mike Gavrilov.

Glad that the booting problem got fixed.

Probably cc both the drm and amdgpu maintainers and change the subject
to be more specific.

Thanks.