Hi! On thinkpad X60 (x86-32): I got this: Had to reboot.... Best regards, Pavel Jun 18 23:16:28 amd kernel: BUG: unable to handle page fault for address: f8600000 Jun 18 23:16:28 amd kernel: #PF: supervisor write access in kernel mode Jun 18 23:16:28 amd kernel: #PF: error_code(0x0002) - not-present page Jun 18 23:16:28 amd kernel: *pdpt = 00000000319d7001 *pde = 0000000000000000 Jun 18 23:16:28 amd kernel: Oops: 0002 [#1] PREEMPT SMP PTI Jun 18 23:16:28 amd kernel: CPU: 0 PID: 2951 Comm: Xorg Not tainted 5.8.0-rc1-next-20200618+ #125 Jun 18 23:16:28 amd kernel: Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW (2.19 ) 03/31/2011 Jun 18 23:16:28 amd kernel: EIP: eb_relocate_vma+0xdee/0xf50 Jun 18 23:16:28 amd kernel: Code: 85 c0 fd ff ff ed ff ff ff c7 85 c4 fd ff ff ff ff ff ff 8b 85 c0 fd ff ff e9 33 f7 ff ff 8d b6 00 00 00 00 8b 85 d0 fd ff ff <c7> 03 01 00 40 10 89 43 04 8b 85 dc fd ff ff 89 43 08 e9 2c f6 ff Jun 18 23:16:28 amd kernel: EAX: 003095c8 EBX: f8600000 ECX: 012c8000 EDX: 00000000 Jun 18 23:16:28 amd kernel: ESI: f1ad7cbc EDI: f1ad7b04 EBP: f1ad7c54 ESP: f1ad79ec Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210246 Jun 18 23:16:28 amd kernel: CR0: 80050033 CR2: f8600000 CR3: 31ada000 CR4: 000006b0 Jun 18 23:16:28 amd kernel: Call Trace: Jun 18 23:16:28 amd kernel: ? __lock_acquire.isra.0+0x223/0x500 Jun 18 23:16:28 amd kernel: i915_gem_do_execbuffer+0x9a1/0x2a70 Jun 18 23:16:28 amd kernel: ? intel_runtime_pm_put_unchecked+0xd/0x10 Jun 18 23:16:28 amd kernel: ? i915_gem_gtt_pwrite_fast+0xf6/0x520 Jun 18 23:16:28 amd kernel: ? __lock_acquire.isra.0+0x223/0x500 Jun 18 23:16:28 amd kernel: ? cache_alloc_debugcheck_after+0x151/0x180 Jun 18 23:16:28 amd kernel: ? kvmalloc_node+0x69/0x80 Jun 18 23:16:28 amd kernel: ? __kmalloc+0x92/0x120 Jun 18 23:16:28 amd kernel: ? kvmalloc_node+0x69/0x80 Jun 18 23:16:28 amd kernel: i915_gem_execbuffer2_ioctl+0x1b9/0x3a0 Jun 18 23:16:28 amd kernel: ? drm_dev_exit+0xb/0x40 Jun 18 23:16:28 amd kernel: ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 Jun 18 23:16:28 amd kernel: drm_ioctl_kernel+0x91/0xe0 Jun 18 23:16:28 amd kernel: ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 Jun 18 23:16:28 amd kernel: drm_ioctl+0x1fd/0x371 Jun 18 23:16:28 amd kernel: ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 Jun 18 23:16:28 amd kernel: ? posix_get_monotonic_timespec+0x1d/0x80 Jun 18 23:16:28 amd kernel: ? drm_ioctl_kernel+0xe0/0xe0 Jun 18 23:16:28 amd kernel: ksys_ioctl+0x143/0x7d0 Jun 18 23:16:28 amd kernel: ? ktime_get_ts64+0x77/0x1d0 Jun 18 23:16:28 amd kernel: ? _copy_to_user+0x21/0x30 Jun 18 23:16:28 amd kernel: ? __prepare_exit_to_usermode+0xe5/0x110 Jun 18 23:16:28 amd kernel: __ia32_sys_ioctl+0x10/0x12 Jun 18 23:16:28 amd kernel: do_syscall_32_irqs_on+0x3a/0xf0 Jun 18 23:16:28 amd kernel: do_int80_syscall_32+0x9/0x20 Jun 18 23:16:28 amd kernel: entry_INT80_32+0x116/0x116 Jun 18 23:16:28 amd kernel: EIP: 0xb7f1c092 Jun 18 23:16:28 amd kernel: Code: Bad RIP value. Jun 18 23:16:28 amd kernel: EAX: ffffffda EBX: 0000000a ECX: c0406469 EDX: bf97792c Jun 18 23:16:28 amd kernel: ESI: b730a000 EDI: c0406469 EBP: 0000000a ESP: bf9778a4 Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00200292 Jun 18 23:16:28 amd kernel: ? asm_exc_nmi+0xcc/0x2bc Jun 18 23:16:28 amd kernel: Modules linked in: Jun 18 23:16:28 amd kernel: CR2: 00000000f8600000 Jun 18 23:16:28 amd kernel: ---[ end trace 216ff69b99738a0d ]--- Jun 18 23:16:28 amd kernel: EIP: eb_relocate_vma+0xdee/0xf50 Jun 18 23:16:28 amd kernel: Code: 85 c0 fd ff ff ed ff ff ff c7 85 c4 fd ff ff ff ff ff ff 8b 85 c0 fd ff ff e9 33 f7 ff ff 8d b6 00 00 00 00 8b 85 d0 fd ff ff <c7> 03 01 00 40 10 89 43 04 8b 85 dc fd ff ff 89 43 08 e9 2c f6 ff Jun 18 23:16:28 amd kernel: EAX: 003095c8 EBX: f8600000 ECX: 012c8000 EDX: 00000000 Jun 18 23:16:28 amd kernel: ESI: f1ad7cbc EDI: f1ad7b04 EBP: f1ad7c54 ESP: f1ad79ec Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210246 Jun 18 23:16:28 amd kernel: CR0: 80050033 CR2: f8600000 CR3: 31ada000 CR4: 000006b0 Jun 18 23:16:28 amd kernel: BUG: unable to handle page fault for address: f8602038 Jun 18 23:16:28 amd kernel: #PF: supervisor write access in kernel mode Jun 18 23:16:28 amd kernel: #PF: error_code(0x0002) - not-present page Jun 18 23:16:28 amd kernel: *pdpt = 000000002e39f001 *pde = 0000000000000000 Jun 18 23:16:28 amd kernel: Oops: 0002 [#2] PREEMPT SMP PTI Jun 18 23:16:28 amd kernel: CPU: 0 PID: 2951 Comm: Xorg Tainted: G D 5.8.0-rc1-next-20200618+ #125 Jun 18 23:16:28 amd kernel: Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW (2.19 ) 03/31/2011 Jun 18 23:16:28 amd kernel: EIP: n_tty_open+0x26/0x80 Jun 18 23:16:28 amd kernel: Code: 00 00 00 90 55 89 e5 56 53 89 c3 b8 f0 22 00 00 e8 0f 6a cb ff 85 c0 74 62 89 c6 a1 00 cd 25 c5 b9 c8 66 6b c5 ba a9 3b 11 c5 <89> 46 38 8d 86 58 22 00 00 e8 9c 66 c0 ff 8d 86 a4 22 00 00 b9 c0 Jun 18 23:16:28 amd kernel: EAX: 00024042 EBX: f3e8dc00 ECX: c56b66c8 EDX: c5113ba9 Jun 18 23:16:28 amd kernel: ESI: f8602000 EDI: 00000000 EBP: f1ad7ee4 ESP: f1ad7edc Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210286 Jun 18 23:16:28 amd kernel: CR0: 80050033 CR2: f8602038 CR3: 2dd5c000 CR4: 000006b0 Jun 18 23:16:28 amd kernel: Call Trace: Jun 18 23:16:28 amd kernel: tty_ldisc_open.isra.0+0x23/0x40 Jun 18 23:16:28 amd kernel: tty_ldisc_reinit+0x99/0xe0 Jun 18 23:16:28 amd kernel: tty_ldisc_hangup+0xc4/0x1e0 Jun 18 23:16:28 amd kernel: __tty_hangup.part.0+0x13f/0x250 Jun 18 23:16:28 amd kernel: tty_vhangup_session+0x11/0x20 Jun 18 23:16:28 amd kernel: disassociate_ctty.part.0+0x34/0x230 Jun 18 23:16:28 amd kernel: disassociate_ctty+0x28/0x30 Jun 18 23:16:28 amd kernel: do_exit+0x466/0x980 Jun 18 23:16:28 amd kernel: ? __ia32_sys_ioctl+0x10/0x12 Jun 18 23:16:28 amd kernel: ? do_syscall_32_irqs_on+0x3a/0xf0 Jun 18 23:16:28 amd kernel: rewind_stack_do_exit+0x11/0x13 Jun 18 23:16:28 amd kernel: EIP: 0xb7f1c092 Jun 18 23:16:28 amd kernel: Code: Bad RIP value. Jun 18 23:16:28 amd kernel: EAX: ffffffda EBX: 0000000a ECX: c0406469 EDX: bf97792c Jun 18 23:16:28 amd kernel: ESI: b730a000 EDI: c0406469 EBP: 0000000a ESP: bf9778a4 Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00200292 Jun 18 23:16:28 amd kernel: ? asm_exc_nmi+0xcc/0x2bc Jun 18 23:16:28 amd kernel: Modules linked in: Jun 18 23:16:28 amd kernel: CR2: 00000000f8602038 Jun 18 23:16:28 amd kernel: ---[ end trace 216ff69b99738a0e ]--- Jun 18 23:16:28 amd kernel: EIP: eb_relocate_vma+0xdee/0xf50 Jun 18 23:16:28 amd kernel: Code: 85 c0 fd ff ff ed ff ff ff c7 85 c4 fd ff ff ff ff ff ff 8b 85 c0 fd ff ff e9 33 f7 ff ff 8d b6 00 00 00 00 8b 85 d0 fd ff ff <c7> 03 01 00 40 10 89 43 04 8b 85 dc fd ff ff 89 43 08 e9 2c f6 ff Jun 18 23:16:28 amd kernel: EAX: 003095c8 EBX: f8600000 ECX: 012c8000 EDX: 00000000 Jun 18 23:16:28 amd kernel: ESI: f1ad7cbc EDI: f1ad7b04 EBP: f1ad7c54 ESP: f1ad79ec Jun 18 23:16:28 amd kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00210246 Jun 18 23:16:28 amd kernel: CR0: 80050033 CR2: f8602038 CR3: 2dd5c000 CR4: 000006b0 Jun 18 23:16:28 amd kernel: Fixing recursive fault but reboot is needed! Jun 18 23:16:38 amd systemd[1]: Starting Cleanup of Temporary Directories... Jun 18 23:16:39 amd systemd[1]: Started Cleanup of Temporary Directories. -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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