Control: tags -1 + moreinfo Hi Michael,
On Tue, May 12, 2026 at 08:39:51PM -0400, Michael Greenberg wrote: > Package: linux-image-7.0.4+deb14-amd64 > Version: 7.0.4-1 > Severity: critical > > On booting the new kernel, my kernel panicked. Here is the message (with > the kernel boot sequence timestamps elided). NB that this is necessarily > transcribed, as the fatal error happened when mounting the root VFS (and > so nothing could be written to disk): > > ``` > ACPI BIOS Error (bug): Failure creating named object > [\_SB.PC00.RP05.PXSX._DSM], AE_ALREADY_EXISTS (20251212/dswload2-326) > ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog > (20251212/psobject-220) > ACPI BIOS Error (bug): Failure creating named object > [\_SB.PC00.SAT0.PRT0.PWRG], AE_ALREADY_EXISTS (20251212/dswload2-326) > ACPI Error: AE_ALREADY_EXISTS, During name lookup/catalog > (20251212/psobject-220) > /dev/root: Can't open blockdev > Lits of all bdev filesystems: > fuseblk > > Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(0,0) > CPU: 0 UID: 0 PID: 1 Comm: swapper/0 Tainted: G S > 7.0.4+deb14-amd64 #1 PREEMPTY(lazy) Debian 7.0.4-1 > Tainted: [S]=CPU_OUT_OF_SPEC > Hardware name: LENOVO 20Y3003XUS/20Y3003XUS, BIOS N40ET38W (1.20 ) > 10/06/2022 > Call Trace: > <TASK> > dupm_stack_lvl+0x5d/0x80 > vpanic+0x24b/0x450 > panic+0x6b/0x70 > mount_root_generic+0x1cf/0x270 > prepare_namespace+0x1d1/0x270 > kernel_init_freeable+0x2f3/0x320 > ? __pfx_kernel_init+0x10/0x10 > kernel_init+0x1a/0x130 > ret_from_fork+0x2c7/0x350 > ? __pfx_kernel_init+0x10/0x10 > ret_from_fork_asm+0x1a/0x30 > </TASK> > Kernel Offset: 0x13600000 from 0xfffffffff81000000 (relocation range: > 0xffffffff80000000-0xffffffffbfffffff) > ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(0,0) ]--- > ``` > > NB that the first few ACPI messages seem to be benign (they occur with > 6.x kernels, which boot just fine). >From which version are you upgrading? Did you got errors on generating the initrd? (can you compare the sizes, show the upgrade log please?) Regards, Salvatore

