1. Please describe the problem: Kernel panic with kernel 5.3+ on Lenovo t480s System Information Manufacturer: LENOVO Product Name: 20L8S2N80D Version: ThinkPad T480s Wake-up Type: Power Switch SKU Number: LENOVO_MT_20L8_BU_Think_FM_ThinkPad T480s Family: ThinkPad T480s 2. What is the Version-Release number of the kernel: kernel-5.3.0-1.fc31 kernel-5.3.0-0.rc6.git0.1.fc31 3. Did it work previously in Fedora? If so, what kernel version did the issue *first* appear? Old kernels are available for download at https://koji.fedoraproject.org/koji/packageinfo?packageID=8 : 5.2.15-200.fc30.x86_64 4. Can you reproduce this issue? If so, please provide the steps to reproduce the issue below: Try to boot 5.3+ 5. Does this problem occur with the latest Rawhide kernel? To install the Rawhide kernel, run ``sudo dnf install fedora-repos-rawhide`` followed by ``sudo dnf update --enablerepo=rawhide kernel``: Yes - https://koji.fedoraproject.org/koji/buildinfo?buildID=1380315 kernel-5.4.0-0.rc0.git2.1.fc32 6. Are you running any modules that not shipped with directly Fedora's kernel?: No 7. Please attach the kernel logs. You can get the complete kernel log for a boot with ``journalctl --no-hostname -k > dmesg.txt``. If the issue occurred on a previous boot, use the journalctl ``-b`` flag.
Created attachment 1616591 [details] dmesg from working kernel 5.2
Created attachment 1616593 [details] Kernel panic - boot
Created attachment 1616594 [details] Kernel panic - boot
Forgot to mention: UEFI, secure boot enabled 5.3+ works fine on older Lenovo t440s.
*** This bug has been marked as a duplicate of bug 1752961 ***