------------[ cut here ]------------
kernel BUG at mm/kmsan/kmsan.c:693!
invalid opcode: 0000 [#1] SMP
CPU: 0 PID: 10357 Comm: syz-executor.1 Not tainted 5.0.0+ #15
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kmsan_internal_check_memory+0xb45/0xb80 mm/kmsan/kmsan.c:691
Code: 65 8b 34 25 04 90 03 00 65 48 8b 14 25 90 0d 04 00 48 c7 c7 4c 6c 81 8b 31 c0 e8 f6 fe 79 ff 0f 0b 0f 0b e8 cd 23 56 ff 0f 0b <0f> 0b e8 b4 d1 79 ff 85 c0 75 1f 65 8b 34 25 04 90 03 00 65 48 8b
RSP: 0018:ffff888056e5fc50 EFLAGS: 00010046
RAX: 0000000000000002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 000007ffffffffff RDI: ffff888056e6fd6c
RBP: ffff888056e5fd00 R08: 000000005672c100 R09: ffff88812fc39010
R10: 00000000800f0008 R11: 0000000000000000 R12: 00000000d5e000ab
R13: 0000000000000000 R14: 0000000000000206 R15: 0000000000000004
FS:  0000000001ed0940(0000) GS:ffff88812fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faab4b45be0 CR3: 0000000056e1d000 CR4: 00000000001406f0
Call Trace:
 kmsan_check_memory+0xd/0x10 mm/kmsan/kmsan.c:701
 kernel_wait4+0x4ba/0x5e0 kernel/exit.c:1671
 __do_sys_wait4 kernel/exit.c:1681 [inline]
 __se_sys_wait4+0x15f/0x2b0 kernel/exit.c:1677
 __x64_sys_wait4+0x56/0x70 kernel/exit.c:1677
 do_syscall_64+0xbc/0xf0 arch/x86/entry/common.c:291
 entry_SYSCALL_64_after_hwframe+0x63/0xe7
RIP: 0033:0x4120ba
Code: 0f 83 6a 18 00 00 c3 66 0f 1f 84 00 00 00 00 00 8b 05 de 41 64 00 85 c0 75 36 45 31 d2 48 63 d2 48 63 ff b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 06 c3 0f 1f 44 00 00 48 c7 c2 d4 ff ff ff f7
RSP: 002b:0000000000a4fd78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000000d40e3 RCX: 00000000004120ba
RDX: 0000000040000001 RSI: 0000000000a4fdb0 RDI: ffffffffffffffff
RBP: 00000000000008a0 R08: 0000000000000001 R09: 0000000001ed0940
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000001c
R13: 0000000000a4fdb0 R14: 00000000000d3ec9 R15: 0000000000a4fdc0
Modules linked in:
---[ end trace 364828c346ab26cd ]---
RIP: 0010:kmsan_internal_check_memory+0xb45/0xb80 mm/kmsan/kmsan.c:691
Code: 65 8b 34 25 04 90 03 00 65 48 8b 14 25 90 0d 04 00 48 c7 c7 4c 6c 81 8b 31 c0 e8 f6 fe 79 ff 0f 0b 0f 0b e8 cd 23 56 ff 0f 0b <0f> 0b e8 b4 d1 79 ff 85 c0 75 1f 65 8b 34 25 04 90 03 00 65 48 8b
RSP: 0018:ffff888056e5fc50 EFLAGS: 00010046
RAX: 0000000000000002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 000007ffffffffff RDI: ffff888056e6fd6c
RBP: ffff888056e5fd00 R08: 000000005672c100 R09: ffff88812fc39010
R10: 00000000800f0008 R11: 0000000000000000 R12: 00000000d5e000ab
R13: 0000000000000000 R14: 0000000000000206 R15: 0000000000000004
FS:  0000000001ed0940(0000) GS:ffff88812fc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007faab4b45be0 CR3: 0000000056e1d000 CR4: 00000000001406f0