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BUG: stack guard page was hit in sys_mkdir

Status: closed as dup on 2022/03/14 15:44
Reported-by: syzbot+4880d083b41a38a08bda@syzkaller.appspotmail.com
First crash: 778d, last: 778d
Cause bisection: failed (error log, bisect log)
  
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
BUG: stack guard page was hit in file_open C error 25 787d 866d
▶ ▼ Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 BUG: stack guard page was hit in sys_mkdir (2) C error 5 747d 747d 0/2 closed as dup on 2022/04/14 18:41
android-5-10 BUG: stack guard page was hit in sys_mkdir (4) C error 7 735d 739d 0/2 closed as dup on 2022/05/04 16:14
android-5-10 BUG: stack guard page was hit in sys_mkdir (5) 1 721d 721d 0/2 auto-closed as invalid on 2022/08/08 15:11
android-5-10 BUG: stack guard page was hit in sys_mkdir (3) C error 3 743d 743d 0/2 closed as dup on 2022/04/18 23:20

Sample crash report:
BUG: stack guard page was hit at ffffc90000c6fff8 (stack is ffffc90000c70000..ffffc90000c77fff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 386 Comm: syz-executor154 Not tainted 5.10.102-syzkaller-00171-ge1b86e7f5cbb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:kasan_check_range+0xa/0x2f0 mm/kasan/generic.c:185
Code: 9c 2c ef 02 31 c0 5d c3 0f 0b eb 02 0f 0b b8 ea ff ff ff 5d c3 cc cc cc cc cc cc cc cc cc cc cc 55 48 89 e5 41 57 41 56 41 55 <41> 54 53 b0 01 48 85 f6 0f 84 09 02 00 00 48 89 fb 48 01 f3 0f 82
RSP: 0018:ffffc90000c70000 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff822621d8 RCX: ffffffff822621d8
RDX: 0000000000000000 RSI: 0000000000000014 RDI: ffff88811977f4ec
RBP: ffffc90000c70018 R08: ffffffff82262040 R09: ffffc90000c700c0
R10: fffff5200018e01f R11: 0000000000000000 R12: 0000000000000014
R13: 0000000000000000 R14: ffff88811977f4ec R15: ffffc90000c701e0
FS:  00007f3d3fc56700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000c6fff8 CR3: 000000010639c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 memcpy+0x2d/0x70 mm/kasan/shadow.c:65
 avc_has_perm_noaudit+0x358/0x4d0 security/selinux/avc.c:1165
 selinux_inode_permission+0x37f/0x6a0 security/selinux/hooks.c:3119
 security_inode_permission+0x94/0x120 security/security.c:1234
 inode_permission+0xe0/0x520 fs/namei.c:474
 xattr_permission+0xfb/0x380 fs/xattr.c:134
 __vfs_getxattr+0xb7/0x6a0 fs/xattr.c:373
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 incfs_getxattr fs/incfs/vfs.c:1668 [inline]
 incfs_handler_getxattr+0xfa/0x2e0 fs/incfs/vfs.c:164
 __vfs_getxattr+0x5a4/0x6a0 fs/xattr.c:399
 vfs_getxattr+0x54/0x60 fs/xattr.c:406
 read_size_attr fs/incfs/vfs.c:293 [inline]
 fetch_regular_inode+0x155/0x300 fs/incfs/vfs.c:374
 dir_lookup+0x673/0x6e0 fs/incfs/vfs.c:1008
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_slow+0x2b3/0x400 fs/namei.c:1628
 lookup_one_len+0x17f/0x2c0 fs/namei.c:2642
 incfs_lookup_dentry+0x5f/0xb0 fs/incfs/data_mgmt.c:212
 dir_lookup+0x3b8/0x6e0 fs/incfs/vfs.c:967
 __lookup_hash+0x141/0x290 fs/namei.c:1529
 filename_create+0x207/0x770 fs/namei.c:3543
 user_path_create fs/namei.c:3600 [inline]
 do_mkdirat+0xbc/0x330 fs/namei.c:3740
 __do_sys_mkdir fs/namei.c:3764 [inline]
 __se_sys_mkdir fs/namei.c:3762 [inline]
 __x64_sys_mkdir+0x60/0x70 fs/namei.c:3762
 do_syscall_64+0x31/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f3d3fca8d27
Code: ff ff ff ff c3 66 0f 1f 44 00 00 48 c7 c0 b8 ff ff ff 64 c7 00 16 00 00 00 b8 ff ff ff ff c3 0f 1f 40 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3d3fc56078 EFLAGS: 00000246 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 00007f3d3fc560d0 RCX: 00007f3d3fca8d27
RDX: 0000000000000003 RSI: 00000000000001ff RDI: 0000000020000180
RBP: 0000000000000006 R08: 0000000000000000 R09: 00007f3d3fc566b8
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3d3fc56090
R13: 00000000200005d0 R14: 0000000000000003 R15: 0000000000000004
Modules linked in:
---[ end trace 7206140222dd2895 ]---
RIP: 0010:kasan_check_range+0xa/0x2f0 mm/kasan/generic.c:185
Code: 9c 2c ef 02 31 c0 5d c3 0f 0b eb 02 0f 0b b8 ea ff ff ff 5d c3 cc cc cc cc cc cc cc cc cc cc cc 55 48 89 e5 41 57 41 56 41 55 <41> 54 53 b0 01 48 85 f6 0f 84 09 02 00 00 48 89 fb 48 01 f3 0f 82
RSP: 0018:ffffc90000c70000 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffffffff822621d8 RCX: ffffffff822621d8
RDX: 0000000000000000 RSI: 0000000000000014 RDI: ffff88811977f4ec
RBP: ffffc90000c70018 R08: ffffffff82262040 R09: ffffc90000c700c0
R10: fffff5200018e01f R11: 0000000000000000 R12: 0000000000000014
R13: 0000000000000000 R14: ffff88811977f4ec R15: ffffc90000c701e0
FS:  00007f3d3fc56700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90000c6fff8 CR3: 000000010639c000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	9c                   	pushfq
   1:	2c ef                	sub    $0xef,%al
   3:	02 31                	add    (%rcx),%dh
   5:	c0 5d c3 0f          	rcrb   $0xf,-0x3d(%rbp)
   9:	0b eb                	or     %ebx,%ebp
   b:	02 0f                	add    (%rdi),%cl
   d:	0b b8 ea ff ff ff    	or     -0x16(%rax),%edi
  13:	5d                   	pop    %rbp
  14:	c3                   	retq
  15:	cc                   	int3
  16:	cc                   	int3
  17:	cc                   	int3
  18:	cc                   	int3
  19:	cc                   	int3
  1a:	cc                   	int3
  1b:	cc                   	int3
  1c:	cc                   	int3
  1d:	cc                   	int3
  1e:	cc                   	int3
  1f:	cc                   	int3
  20:	55                   	push   %rbp
  21:	48 89 e5             	mov    %rsp,%rbp
  24:	41 57                	push   %r15
  26:	41 56                	push   %r14
  28:	41 55                	push   %r13
* 2a:	41 54                	push   %r12 <-- trapping instruction
  2c:	53                   	push   %rbx
  2d:	b0 01                	mov    $0x1,%al
  2f:	48 85 f6             	test   %rsi,%rsi
  32:	0f 84 09 02 00 00    	je     0x241
  38:	48 89 fb             	mov    %rdi,%rbx
  3b:	48 01 f3             	add    %rsi,%rbx
  3e:	0f                   	.byte 0xf
  3f:	82                   	.byte 0x82

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/03/14 11:43 android12-5.10-lts e1b86e7f5cbb 9e8eaa75 .config console log report syz C ci2-android-5-10 BUG: stack guard page was hit in sys_mkdir
* Struck through repros no longer work on HEAD.