clocksource:                       'acpi_pm' wd_now: 86fc45 wd_last: 499da mask: ffffff
clocksource:                       'tsc' cs_now: c076958457 cs_last: bf2f54bafb mask: ffffffffffffffff
tsc: Marking TSC unstable due to clocksource watchdog
TSC found unstable after boot, most likely due to broken BIOS. Use 'tsc=unstable'.
sched_clock: Marking unstable (351189627827, -21388)<-(351305389298, -115782910)
watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [migration/1:17]
Modules linked in:
CPU: 1 PID: 17 Comm: migration/1 Not tainted 4.18.0-rc8+ #34
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:multi_cpu_stop+0x3d7/0x640 kernel/stop_machine.c:226
Code: 00 41 83 fd 01 0f 87 e9 fe ff ff 0f 1f 84 00 00 00 00 00 e8 9b b3 05 00 45 89 fc 8b 5d cc 45 89 ee 45 85 e4 0f 85 54 01 00 00 <e9> 5e 01 00 00 89 df e8 7d 0f 5f 00 e9 01 ff ff ff 8b 7d b4 e8 70 
RSP: 0018:ffff8801d47cfca0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffffffff815fd025 RBX: 00000000a7800005 RCX: ffff8801d4771d80
RDX: 0000000000000000 RSI: aaaaaaaaaaaab000 RDI: ffffea000af4dba0
RBP: ffff8801d47cfd58 R08: 0000000000480020 R09: 0000000000000002
R10: 0000000000000000 R11: ffffffff815fcc60 R12: 0000000000000000
R13: 0000000000000001 R14: 0000000000000001 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88021fd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000708694 CR3: 0000000009830000 CR4: 00000000001406e0
Call Trace:
 cpu_stopper_thread+0x34f/0x750 kernel/stop_machine.c:501
 smpboot_thread_fn+0x4ad/0x9b0 kernel/smpboot.c:164
 kthread+0x44d/0x480 kernel/kthread.c:247
 ret_from_fork+0x35/0x40 arch/x86/entry/entry_64.S:415
Sending NMI from CPU 1 to CPUs 0:
------------[ cut here ]------------
kernel BUG at mm/kmsan/kmsan_entry.c:81!
invalid opcode: 0000 [#1] SMP PTI
CPU: 0 PID: 13643 Comm: syz-executor5 Not tainted 4.18.0-rc8+ #34
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e 
RSP: 0018:fffffe000000eea8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffffea0009e7b8e0
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000119a8c000 R15: 0000000000000000
FS:  00007f5e47609700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000726563705071 CR3: 0000000119a8c000 CR4: 00000000001406f0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <NMI>
 </NMI>
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
---[ end trace 83988ab3294db8fd ]---
RIP: 0010:kmsan_nmi_enter+0x42/0x70 mm/kmsan/kmsan_entry.c:80
Code: 00 74 27 65 8b 04 25 80 90 03 00 83 c0 01 83 f8 08 7d 27 65 89 04 25 80 90 03 00 65 c6 04 25 15 6e 0b 00 ff c3 0f 0b 90 eb fe <0f> 0b 66 90 66 2e 0f 1f 84 00 00 00 00 00 eb fe 0f 0b 66 90 66 2e 
RSP: 0018:fffffe000000eea8 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 00000000c0000101
RDX: 00000000ffff8802 RSI: ffffffff88c0136c RDI: ffffea0009e7b8e0
RBP: fffffe000000eef9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000119a8c000 R15: 0000000000000000
FS:  00007f5e47609700(0000) GS:ffff88021fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000726563705071 CR3: 0000000119a8c000 CR4: 00000000001406f0
DR0: 0000000020000000 DR1: 0000000020000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600