kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 16357 Comm: syz-executor.4 Not tainted 5.2.0-rc7 #65
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:task_pid_ptr kernel/pid.c:273 [inline]
RIP: 0010:get_task_pid+0xa7/0x2e0 kernel/pid.c:372
Code: e8 6e 78 25 00 85 db 0f 85 fa 00 00 00 e8 e1 76 25 00 49 8d bd 38 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 02 00 00 4d 8b a5 38 05 00 00 e8 b3 76 25 00
RSP: 0018:ffff88808c3ffda0 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e64d000
RDX: 00000000000000a7 RSI: ffffffff814b4c5f RDI: 000000000000053c
RBP: ffff88808c3ffdb8 R08: ffff888061f9c080 R09: ffffed1015d06c70
R10: ffffed1015d06c6f R11: ffff8880ae83637b R12: 0000000000000001
R13: 0000000000000004 R14: 0000000000000000 R15: ffffffffffffffea
FS:  00007fec7e883700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fea59d4adb8 CR3: 000000008c42e000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 _do_fork+0x2f2/0xfe0 kernel/fork.c:2364
 __do_sys_clone kernel/fork.c:2458 [inline]
 __se_sys_clone kernel/fork.c:2452 [inline]
 __x64_sys_clone+0xbf/0x150 kernel/fork.c:2452
 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459519
Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fec7e882c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 00007fec7e882c90 RCX: 0000000000459519
RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000002102001fbc
RBP: 000000000075bf20 R08: ffffffffffffffff R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fec7e8836d4
R13: 00000000004bf97d R14: 00000000004d1358 R15: 0000000000000003
Modules linked in:
---[ end trace ae3ad83f8cbfc2d2 ]---
RIP: 0010:task_pid_ptr kernel/pid.c:273 [inline]
RIP: 0010:get_task_pid+0xa7/0x2e0 kernel/pid.c:372
Code: e8 6e 78 25 00 85 db 0f 85 fa 00 00 00 e8 e1 76 25 00 49 8d bd 38 05 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 02 00 00 4d 8b a5 38 05 00 00 e8 b3 76 25 00
RSP: 0018:ffff88808c3ffda0 EFLAGS: 00010203
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffc9000e64d000
RDX: 00000000000000a7 RSI: ffffffff814b4c5f RDI: 000000000000053c
RBP: ffff88808c3ffdb8 R08: ffff888061f9c080 R09: ffffed1015d06c70
R10: ffffed1015d06c6f R11: ffff8880ae83637b R12: 0000000000000001
R13: 0000000000000004 R14: 0000000000000000 R15: ffffffffffffffea
FS:  00007fec7e883700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7a8c12e000 CR3: 000000008c42e000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400