------------[ cut here ]------------
kernel BUG at mm/kmsan/kmsan_hooks.c:42!
invalid opcode: 0000 [#1] SMP
CPU: 0 PID: 1868 Comm: syz-executor.3 Not tainted 5.0.0+ #15
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_task_create+0x99/0xd0 mm/kmsan/kmsan_hooks.c:45
Code: e8 bc 40 3f ff 4c 89 75 d8 ff 75 d8 9d 65 48 8b 04 25 28 00 00 00 48 3b 45 e8 75 09 48 83 c4 18 5b 41 5e 5d c3 e8 37 10 56 ff <0f> 0b e8 20 be 79 ff 85 c0 75 1f 65 8b 34 25 04 90 03 00 65 48 8b
RSP: 0018:ffff888146d1fac0 EFLAGS: 00010046
RAX: 0000000000000002 RBX: ffff888069c20000 RCX: ffff888069c25a00
RDX: ffffffff8c626000 RSI: 0000000000000008 RDI: ffff888069c20000
RBP: ffff888146d1fae8 R08: 0000000000000000 R09: ffff88812fc39010
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88812fc39010
R13: 0000000000000000 R14: 0000000000000286 R15: ffff888069c20720
FS:  0000000002104940(0000) GS:ffff88812fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007eff7588bdb8 CR3: 0000000147239000 CR4: 00000000001406f0
Call Trace:
 dup_task_struct kernel/fork.c:911 [inline]
 copy_process+0x1278/0xb160 kernel/fork.c:1755
 _do_fork+0x384/0x1050 kernel/fork.c:2229
 __do_sys_clone kernel/fork.c:2336 [inline]
 __se_sys_clone+0xf6/0x110 kernel/fork.c:2330
 __x64_sys_clone+0x62/0x80 kernel/fork.c:2330
 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x45aa49
Code: ff 48 85 f6 0f 84 d7 8e fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8e fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75
RSP: 002b:0000000000a4faa8 EFLAGS: 00000202 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007eff7588c700 RCX: 000000000045aa49
RDX: 00007eff7588c9d0 RSI: 00007eff7588bdb0 RDI: 00000000003d0f00
RBP: 0000000000a4fcb0 R08: 00007eff7588c700 R09: 00007eff7588c700
R10: 00007eff7588c9d0 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000a4fb5f R14: 00007eff7588c9c0 R15: 000000000073bf0c
Modules linked in:
---[ end trace 678e45f1df79958d ]---
RIP: 0010:kmsan_task_create+0x99/0xd0 mm/kmsan/kmsan_hooks.c:45
Code: e8 bc 40 3f ff 4c 89 75 d8 ff 75 d8 9d 65 48 8b 04 25 28 00 00 00 48 3b 45 e8 75 09 48 83 c4 18 5b 41 5e 5d c3 e8 37 10 56 ff <0f> 0b e8 20 be 79 ff 85 c0 75 1f 65 8b 34 25 04 90 03 00 65 48 8b
RSP: 0018:ffff888146d1fac0 EFLAGS: 00010046
RAX: 0000000000000002 RBX: ffff888069c20000 RCX: ffff888069c25a00
RDX: ffffffff8c626000 RSI: 0000000000000008 RDI: ffff888069c20000
RBP: ffff888146d1fae8 R08: 0000000000000000 R09: ffff88812fc39010
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88812fc39010
R13: 0000000000000000 R14: 0000000000000286 R15: ffff888069c20720
FS:  0000000002104940(0000) GS:ffff88812fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007eff7588bdb8 CR3: 0000000147239000 CR4: 00000000001406f0