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: 11792 Comm: syz-executor1 Not tainted 4.20.0-rc4+ #357
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:ffff888182967aa0 EFLAGS: 00010206
RAX: 03fffe22060a59f0 RBX: ffff888182967d60 RCX: ffffc900081ec000
RDX: 0000000000000006 RSI: ffffffff8342c2fe RDI: 0000000000000001
RBP: ffff888182967c08 R08: ffff888180162340 R09: ffffed103af754e8
R10: ffffed103af754e8 R11: 0000000000000004 R12: 1ffff1103052cf86
R13: dffffc0000000000 R14: ffffffffffffffff R15: ffffffffffffffff
FS:  00007fd1434e0700(0000) GS:ffff8881daf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2be2a000 CR3: 00000001d7695000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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: 0033:0x457569
Code: fd b3 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 b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fd1434dfc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 0000000000457569
RDX: 00000000200000c0 RSI: 0000000020000080 RDI: 000000000000001c
RBP: 000000000072c040 R08: 00000000200001c0 R09: 0000000000000000
R10: 0000000000000053 R11: 0000000000000246 R12: 00007fd1434e06d4
R13: 00000000004c286f R14: 00000000004d4258 R15: 00000000ffffffff
Modules linked in:
kobject: 'sit0' (00000000158e52fc): kobject_cleanup, parent           (null)
kobject: 'sit0' (00000000158e52fc): auto cleanup 'remove' event
kobject: 'sit0' (00000000158e52fc): kobject_uevent_env
kobject: 'sit0' (00000000158e52fc): kobject_uevent_env: uevent_suppress caused the event to drop!
---[ end trace e1fca793f74e9635 ]---
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
kobject: 'sit0' (00000000158e52fc): calling ktype release
RSP: 0018:ffff888182967aa0 EFLAGS: 00010206
RAX: 03fffe22060a59f0 RBX: ffff888182967d60 RCX: ffffc900081ec000
RDX: 0000000000000006 RSI: ffffffff8342c2fe RDI: 0000000000000001
RBP: ffff888182967c08 R08: ffff888180162340 R09: ffffed103af754e8
R10: ffffed103af754e8 R11: 0000000000000004 R12: 1ffff1103052cf86
R13: dffffc0000000000 R14: ffffffffffffffff R15: ffffffffffffffff
FS:  00007fd1434e0700(0000) GS:ffff8881dae00000(0000) knlGS:0000000000000000
kobject: 'sit0': free name
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f405906bbc0 CR3: 00000001d7695000 CR4: 00000000001406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'sit0' (0000000011551e70): kobject_cleanup, parent           (null)
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'sit0' (0000000011551e70): auto cleanup 'remove' event
kobject: 'sit0' (0000000011551e70): kobject_uevent_env
kobject: 'sit0' (0000000011551e70): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'sit0' (0000000011551e70): calling ktype release
kobject: 'sit0': free name
kobject: 'sit0' (000000001588fc66): kobject_cleanup, parent           (null)
kobject: 'sit0' (000000001588fc66): auto cleanup 'remove' event
kobject: 'sit0' (000000001588fc66): kobject_uevent_env
kobject: 'sit0' (000000001588fc66): kobject_uevent_env: uevent_suppress caused the event to drop!
kobject: 'sit0' (000000001588fc66): calling ktype release
kobject: 'sit0': free name
kobject: 'sit0' (000000003ef75750): kobject_cleanup, parent           (null)
kobject: 'sit0' (000000003ef75750): auto cleanup 'remove' event
kobject: 'sit0' (000000003ef75750): kobject_uevent_env