(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface).

hm, that's my third `bad page' report in three emails. But I'm not seeing a pattern - this one might be a DRM thing.

On Tue, 12 Apr 2022 20:52:18 +0000 bugzilla-daemon@kernel.org wrote:

https://bugzilla.kernel.org/show_bug.cgi?id=215807

paragw (parag.lkml@gmail.com) changed:

       What    |Removed                     |Added

---

             CC|                            |parag.lkml@gmail.com

--- Comment #1 from paragw (parag.lkml@gmail.com) --- Same issue on different hardware - multiple occurrences of below on 5.18.0-rc2+ boot -

[ 8.453363] amdgpu: Topology: Add CPU node [ 8.467169] BUG: Bad page state in process systemd-udevd pfn:11b403 [ 8.467180] fbcon: Taking over console [ 8.467188] page:000000002cc06944 refcount:0 mapcount:0 mapping:0000000000000000 index:0x3 pfn:0x11b403 [ 8.467195] head:00000000aa25e58e order:9 compound_mapcount:0 compound_pincount:0 [ 8.467198] flags: 0x17ffffc0010000(head|node=0|zone=2|lastcpupid=0x1fffff) [ 8.467205] raw: 0017ffffc0000000 fffff2da846d0001 fffff2da846d00c8 0000000000000000 [ 8.467208] raw: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 8.467210] head: 0017ffffc0010000 0000000000000000 dead000000000122 0000000000000000 [ 8.467212] head: 0000000000000000 0000000000000000 00000000ffffffff 0000000000000000 [ 8.467214] page dumped because: corrupted mapping in tail page [ 8.467215] Modules linked in: amdgpu(+) rtsx_usb_sdmmc mmc_core drm_ttm_helper ttm rtsx_usb hid_sensor_hub iommu_v2 nvme crct10dif_pclmul crc32_pclmul gpu_sched crc32c_intel nvme_core uas ccp drm_dp_helper usb_storag e ghash_clmulni_intel amd_sfh ucsi_acpi sp5100_tco typec_ucsi typec i2c_hid_acpi i2c_hid fuse ipmi_devintf ipm i_msghandler [ 8.467249] CPU: 2 PID: 416 Comm: systemd-udevd Not tainted 5.18.0-rc2+ #1 [ 8.467254] Hardware name: ASUSTeK COMPUTER INC. MINIPC PN50/PN50, BIOS 0623 05/13/2021 [ 8.467256] Call Trace: [ 8.467260] <TASK> [ 8.467265] dump_stack_lvl+0x48/0x5d [ 8.467274] bad_page.cold+0x63/0x8f [ 8.467280] free_tail_pages_check+0x144/0x180 [ 8.467287] free_pcp_prepare+0x2e8/0x410 [ 8.467292] free_unref_page+0x20/0x150 [ 8.467298] __vunmap+0x217/0x2c0 [ 8.467303] drm_fbdev_cleanup+0x5f/0xb0 [ 8.467310] drm_fbdev_fb_destroy+0x19/0x30 [ 8.467315] unregister_framebuffer+0x30/0x40 [ 8.467321] drm_client_dev_unregister+0x6e/0xe0 [ 8.467327] drm_dev_unregister+0x32/0x80 [ 8.467332] drm_dev_unplug+0x25/0x40 [ 8.467335] simpledrm_remove+0x15/0x20 [ 8.467339] platform_remove+0x23/0x40 [ 8.467344] device_release_driver_internal+0x1b3/0x210 [ 8.467349] bus_remove_device+0xdc/0x150 [ 8.467353] device_del+0x18f/0x3f0 [ 8.467359] platform_device_del.part.0+0x13/0x70 [ 8.467364] platform_device_unregister+0x20/0x30 [ 8.467369] drm_aperture_detach_drivers+0xa1/0xd0 [ 8.467376] drm_aperture_remove_conflicting_pci_framebuffers+0x43/0x80 [ 8.467382] amdgpu_pci_probe+0x12a/0x3c0 [amdgpu] [ 8.467833] local_pci_probe+0x45/0x80 [ 8.467840] pci_device_probe+0xaf/0x200 [ 8.467846] really_probe+0x1a1/0x370 [ 8.467850] __driver_probe_device+0xfc/0x170 [ 8.467854] driver_probe_device+0x1f/0x90 [ 8.467858] __driver_attach+0xbf/0x1a0 [ 8.467862] ? __device_attach_driver+0xe0/0xe0 [ 8.467866] bus_for_each_dev+0x66/0x90 [ 8.467870] bus_add_driver+0x152/0x1f0 [ 8.467873] driver_register+0x8d/0xe0 [ 8.467877] ? 0xffffffffc0518000 [ 8.467880] do_one_initcall+0x48/0x200 [ 8.467887] ? do_init_module+0x22/0x250 [ 8.467892] ? kmem_cache_alloc_trace+0x165/0x2c0 [ 8.467898] do_init_module+0x4a/0x250 [ 8.467902] __do_sys_finit_module+0x93/0xf0 [ 8.467911] do_syscall_64+0x3e/0x90 [ 8.467917] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 8.467923] RIP: 0033:0x7fb9b13cd59d [ 8.467928] Code: 5d c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b 78 0e 00 f7 d8 64 89 01 48 [ 8.467931] RSP: 002b:00007ffc90f5b558 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 8.467936] RAX: ffffffffffffffda RBX: 0000562a33e1bcd0 RCX: 00007fb9b13cd59d [ 8.467938] RDX: 0000000000000000 RSI: 00007fb9b152f43c RDI: 0000000000000011 [ 8.467940] RBP: 00007fb9b152f43c R08: 0000000000000000 R09: 0000562a33e1bf90 [ 8.467943] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000020000 [ 8.467945] R13: 0000562a33df8f90 R14: 0000000000000000 R15: 0000562a33e1d540 [ 8.467950] </TASK>

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