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: 1 PID: 8198 Comm: syz-executor781 Not tainted 4.20.0-rc1+ #101
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:keyctl_pkey_params_parse security/keys/keyctl_pkey.c:56 [inline]
RIP: 0010:keyctl_pkey_params_get+0x2e7/0x550 security/keys/keyctl_pkey.c:96
Code: fe 48 8b 44 24 38 48 c1 e8 03 42 80 3c 28 00 0f 85 f7 01 00 00 4c 8b a4 24 e0 00 00 00 4c 89 e0 4c 89 e2 48 c1 e8 03 83 e2 07 <42> 0f b6 04 28 38 d0 7f 08 84 c0 0f 85 e0 01 00 00 41 0f b6 04 24
RSP: 0018:ffff8801ba857aa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8801ba857d60 RCX: ffffffff8342b590
RDX: 0000000000000000 RSI: ffffffff8342b59e RDI: 0000000000000001
RBP: ffff8801ba857c08 R08: ffff8801d84d02c0 R09: ffffed00390d8228
R10: ffffed00390d8228 R11: 0000000000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffffffffffff R15: ffffffffffffffff
FS:  0000000001289940(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000080 CR3: 00000001d2483000 CR4: 00000000001406e0
Call Trace:
 keyctl_pkey_params_get_2+0x12f/0x580 security/keys/keyctl_pkey.c:130
 keyctl_pkey_verify+0xaa/0x400 security/keys/keyctl_pkey.c:293
 __do_sys_keyctl security/keys/keyctl.c:1768 [inline]
 __se_sys_keyctl security/keys/keyctl.c:1637 [inline]
 __x64_sys_keyctl+0x101/0x430 security/keys/keyctl.c:1637
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x447509
Code: e8 dc b1 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 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 8b c7 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fff44c9c7d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000447509
RDX: 00000000200002c0 RSI: 00000000200000c0 RDI: 000000000000001c
RBP: 0000000000000000 R08: 0000000020000380 R09: 00000000000008b1
R10: 00000000fffffd2a R11: 0000000000000246 R12: 00000000000008b1
R13: 000000000001a878 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
---[ end trace 00f0175d42e03c50 ]---
RIP: 0010:keyctl_pkey_params_parse security/keys/keyctl_pkey.c:56 [inline]
RIP: 0010:keyctl_pkey_params_get+0x2e7/0x550 security/keys/keyctl_pkey.c:96
Code: fe 48 8b 44 24 38 48 c1 e8 03 42 80 3c 28 00 0f 85 f7 01 00 00 4c 8b a4 24 e0 00 00 00 4c 89 e0 4c 89 e2 48 c1 e8 03 83 e2 07 <42> 0f b6 04 28 38 d0 7f 08 84 c0 0f 85 e0 01 00 00 41 0f b6 04 24
RSP: 0018:ffff8801ba857aa0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8801ba857d60 RCX: ffffffff8342b590
RDX: 0000000000000000 RSI: ffffffff8342b59e RDI: 0000000000000001
RBP: ffff8801ba857c08 R08: ffff8801d84d02c0 R09: ffffed00390d8228
R10: ffffed00390d8228 R11: 0000000000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: ffffffffffffffff R15: ffffffffffffffff
FS:  0000000001289940(0000) GS:ffff8801daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000080 CR3: 00000001d2483000 CR4: 00000000001406e0