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: 8385 Comm: syz-executor.5 Not tainted 5.0.0+ #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
RIP: 0010:ebitmap_destroy+0x32/0x110 security/selinux/ss/ebitmap.c:334
Code: fe 41 55 41 54 53 e8 3d b2 81 fe 4d 85 f6 0f 84 ad 00 00 00 e8 2f b2 81 fe 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 af 00 00 00 49 8b 1e 48 85 db 74 39 49 bd 00 00
RSP: 0018:ffff88806d6df848 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff88807b4eefa8 RCX: ffffffff82f00b90
RDX: 0000000000000002 RSI: ffffffff82eec151 RDI: 0000000000000010
RBP: ffff88806d6df868 R08: ffff88807d86a000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: ffffed100f69ddfd R14: 0000000000000010 R15: 0000000000000401
FS:  00007f5ae3797700(0000) GS:ffff88807ea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000071c061 CR3: 0000000025c72000 CR4: 00000000007406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554
Call Trace:
 policydb_destroy+0x660/0x850 security/selinux/ss/policydb.c:832
 policydb_read+0xead/0x5140 security/selinux/ss/policydb.c:2522
 security_load_policy+0x235/0x1150 security/selinux/ss/services.c:2147
 sel_write_load+0x24d/0x460 security/selinux/selinuxfs.c:565
 __vfs_write+0x8d/0x110 fs/read_write.c:485
 vfs_write+0x1fc/0x580 fs/read_write.c:549
 ksys_write+0xe6/0x1f0 fs/read_write.c:598
 __do_sys_write fs/read_write.c:610 [inline]
 __se_sys_write fs/read_write.c:607 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:607
 do_syscall_64+0x103/0x600 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457799
Code: 8d b5 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 5b b5 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f5ae3796c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000071bf00 RCX: 0000000000457799
RDX: 0000000000000050 RSI: 0000000020000180 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000006f0cc0 R14: 00000000004ae662 R15: 00007f5ae37976d4
Modules linked in:
---[ end trace cde97cef941fb360 ]---
RIP: 0010:ebitmap_destroy+0x32/0x110 security/selinux/ss/ebitmap.c:334
Code: fe 41 55 41 54 53 e8 3d b2 81 fe 4d 85 f6 0f 84 ad 00 00 00 e8 2f b2 81 fe 4c 89 f2 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 af 00 00 00 49 8b 1e 48 85 db 74 39 49 bd 00 00
RSP: 0018:ffff88806d6df848 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff88807b4eefa8 RCX: ffffffff82f00b90
RDX: 0000000000000002 RSI: ffffffff82eec151 RDI: 0000000000000010
RBP: ffff88806d6df868 R08: ffff88807d86a000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: ffffed100f69ddfd R14: 0000000000000010 R15: 0000000000000401
FS:  00007f5ae3797700(0000) GS:ffff88807ea00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000071c061 CR3: 0000000025c72000 CR4: 00000000007406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
PKRU: 55555554