https://bugzilla.suse.com/show_bug.cgi?id=1199446 Bug ID: 1199446 Summary: os-prober gets stuck on broken NFS mount Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Bootloader Assignee: mchang@suse.com Reporter: bzeller@suse.com QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- When upgrading my system i ran into a issue with a broken nfs mount. Updating the kernel got stuck in /sbin/update-bootloader and didn't continue after 2 hours of waiting. Executing grub2-mkconfig -o test.grub manually showed the same behaviour, pstree suggested os-prober and grub2-mount might block: grub2-mkconfig���������30_os-prober���������30_os-prober���������os-prober���������50mounted-tests���������grub2-mount ������paste ������tr the stacktrace of /proc/<PID>/stack of grub2-mount showed: [<0>] rpc_wait_bit_killable+0x1e/0xa0 [sunrpc] [<0>] __rpc_execute+0x12b/0x4d0 [sunrpc] [<0>] rpc_execute+0xc2/0xf0 [sunrpc] [<0>] rpc_run_task+0x134/0x170 [sunrpc] [<0>] nfs4_do_call_sync+0x6e/0xb0 [nfsv4] [<0>] _nfs4_proc_getattr+0x128/0x150 [nfsv4] [<0>] nfs4_proc_getattr+0x6f/0x100 [nfsv4] [<0>] __nfs_revalidate_inode+0xb4/0x2e0 [nfs] [<0>] nfs_getattr+0x1bc/0x410 [nfs] [<0>] vfs_statx+0xa0/0x130 [<0>] __do_sys_newfstatat+0x31/0x70 [<0>] do_syscall_64+0x5c/0x80 [<0>] entry_SYSCALL_64_after_hwframe+0x44/0xae It turned out that I had a broken nfs mount in the system, force unmounting it fixed the issue, however /usr/bin/linux-boot-prober should normally filter those out. -- You are receiving this mail because: You are on the CC list for the bug.