Linux version 5.1.0-rc7-00061-g04652f1cb4aa0 (brendanhiggins@mactruck.svl.corp.google.com) (gcc version 7.3.0 (Debian 7.3.0-18)) #163 Wed May 8 16:18:20 PDT 2019 Built 1 zonelists, mobility grouping on. Total pages: 69906 Kernel command line: mem=256M root=98:0 Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) Memory: 254468K/283500K available (1734K kernel code, 489K rwdata, 396K rodata, 85K init, 216K bss, 29032K reserved, 0K cma-reserved) SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 NR_IRQS: 15 clocksource: timer: mask: 0xffffffffffffffff max_cycles: 0x1cd42e205, max_idle_ns: 881590404426 ns ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at kernel/time/clockevents.c:458 clockevents_register_device+0x143/0x160 posix-timer cpumask == cpu_all_mask, using cpu_possible_mask instead CPU: 0 PID: 0 Comm: swapper Not tainted 5.1.0-rc7-00061-g04652f1cb4aa0 #163 Stack: 6005cc00 60233e18 60233e60 60233e18 60233e60 00000009 00000000 6002a1b4 1ca00000000 60071c23 60233e78 100000000000062 Call Trace: [<600214c5>] ? os_is_signal_stack+0x15/0x30 [<6005c5ec>] ? printk+0x0/0x9b [<6001597e>] ? show_stack+0xbe/0x1c0 [<6005cc00>] ? __printk_safe_exit+0x0/0x40 [<6002a1b4>] ? __warn+0x144/0x170 [<60071c23>] ? clockevents_register_device+0x143/0x160 [<60021440>] ? get_signals+0x0/0x10 [<6005c5ec>] ? printk+0x0/0x9b [<6002a27b>] ? warn_slowpath_fmt+0x9b/0xb0 [<6005c5ec>] ? printk+0x0/0x9b [<6002a1e0>] ? warn_slowpath_fmt+0x0/0xb0 [<6005c5ec>] ? printk+0x0/0x9b [<60021440>] ? get_signals+0x0/0x10 [<600213f0>] ? block_signals+0x0/0x20 [<60071c23>] ? clockevents_register_device+0x143/0x160 [<60021440>] ? get_signals+0x0/0x10 [<600213f0>] ? block_signals+0x0/0x20 [<6005c5ec>] ? printk+0x0/0x9b [<60001bc8>] ? start_kernel+0x477/0x56a [<600036f1>] ? start_kernel_proc+0x46/0x4d [<60014442>] ? new_thread_handler+0x82/0xc0 random: get_random_bytes called from print_oops_end_marker+0x4c/0x60 with crng_init=0 ---[ end trace c83434852b3702d3 ]--- Calibrating delay loop... 6958.28 BogoMIPS (lpj=34791424) pid_max: default: 32768 minimum: 301 Mount-cache hash table entries: 1024 (order: 1, 8192 bytes) Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes) *** VALIDATE proc *** Checking that host ptys support output SIGIO...Yes Checking that host ptys support SIGIO on close...No, enabling workaround clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns futex hash table entries: 256 (order: 0, 6144 bytes) clocksource: Switched to clocksource timer printk: console [stderr0] disabled mconsole (version 2) initialized on /usr/local/google/home/brendanhiggins/.uml/VZ2qMm/mconsole Checking host MADV_REMOVE support...OK workingset: timestamp_bits=62 max_order=16 bucket_order=0 Block layer SCSI generic (bsg) driver version 0.4 loaded (major 254) io scheduler mq-deadline registered io scheduler kyber registered Initialized stdio console driver Using a channel type which is configured out of UML setup_one_line failed for device 1 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 2 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 3 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 4 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 5 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 6 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 7 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 8 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 9 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 10 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 11 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 12 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 13 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 14 : Configuration failed Using a channel type which is configured out of UML setup_one_line failed for device 15 : Configuration failed Console initialized on /dev/tty0 printk: console [tty0] enabled printk: console [mc-1] enabled TAP version 14 # Subtest: example 1..2 init_suite # example_simple_test: initializing # example_simple_test: example_simple_test passed ok 1 - example_simple_test # example_mock_test: initializing # example_mock_test: example_mock_test passed ok 2 - example_mock_test kunit example: all tests passed ok 1 - example List of all partitions: