BUG: stack guard page was hit at ffffc900005f7ff8 (stack is ffffc900005f8000..ffffc900005fffff) kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 416 Comm: syz-executor308 Not tainted 5.10.81-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:stack_trace_save+0x8a/0xc0 kernel/stacktrace.c:121 Code: 45 f0 31 c0 48 89 7d 98 48 c7 c7 10 72 4c 81 89 75 a0 48 8d 75 98 89 55 a4 48 c7 45 a8 00 00 00 00 65 48 8b 14 25 00 6e 02 00 71 5b d8 ff 8b 45 a8 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 RSP: 0018:ffffc900005f8000 EFLAGS: 00010246 RAX: 0000000000000000 RBX: fffff520000bf000 RCX: 0000000000000000 RDX: ffff88810c380000 RSI: ffffc900005f8020 RDI: ffffffff814c7210 RBP: ffffc900005f8088 R08: ffff88811f40cdd0 R09: ffffed1023e819ba R10: fffff520000bf09e R11: 0000000000000079 R12: 0000000000000cc0 R13: ffff88810017c300 R14: 0000000000000cc0 R15: 0000000000000001 FS: 00005555571cf300(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900005f7ff8 CR3: 000000010b6c9000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: kasan_save_stack+0x23/0x50 mm/kasan/common.c:38 kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:428 [inline] __kasan_slab_alloc+0x87/0xb0 mm/kasan/common.c:461 kasan_slab_alloc include/linux/kasan.h:259 [inline] slab_post_alloc_hook mm/slab.h:583 [inline] slab_alloc_node mm/slub.c:2954 [inline] slab_alloc mm/slub.c:2962 [inline] kmem_cache_alloc+0x15d/0x510 mm/slub.c:2967 __d_alloc+0x28/0x8c0 fs/dcache.c:1709 d_alloc+0x3c/0x210 fs/dcache.c:1788 d_alloc_parallel+0xe3/0x10b0 fs/dcache.c:2540 __lookup_slow+0x106/0x3d0 fs/namei.c:1613 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_slow+0x19b/0x3d0 fs/namei.c:1628 lookup_one_len+0x134/0x160 fs/namei.c:2642 incfs_lookup_dentry.part.0+0x55/0x80 fs/incfs/data_mgmt.c:211 incfs_lookup_dentry+0xe/0x20 fs/incfs/data_mgmt.c:202 dir_lookup+0x24f/0x580 fs/incfs/vfs.c:967 __lookup_hash+0xe5/0x150 fs/namei.c:1529 filename_create+0x16a/0x410 fs/namei.c:3543 user_path_create fs/namei.c:3600 [inline] do_mkdirat+0xae/0x260 fs/namei.c:3740 __do_sys_mkdir fs/namei.c:3764 [inline] __se_sys_mkdir fs/namei.c:3762 [inline] __x64_sys_mkdir+0x57/0x80 fs/namei.c:3762 do_syscall_64+0x32/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fa22e5f1bb9 Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffdb446c9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa22e5f1bb9 RDX: ffffffffffffffc0 RSI: 0000000000000010 RDI: 00000000200001c0 RBP: 00007fa22e5b5d60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa22e5b5df0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Modules linked in: ---[ end trace 466c8031fee6635c ]--- RIP: 0010:stack_trace_save+0x8a/0xc0 kernel/stacktrace.c:121 Code: 45 f0 31 c0 48 89 7d 98 48 c7 c7 10 72 4c 81 89 75 a0 48 8d 75 98 89 55 a4 48 c7 45 a8 00 00 00 00 65 48 8b 14 25 00 6e 02 00 71 5b d8 ff 8b 45 a8 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 RSP: 0018:ffffc900005f8000 EFLAGS: 00010246 RAX: 0000000000000000 RBX: fffff520000bf000 RCX: 0000000000000000 RDX: ffff88810c380000 RSI: ffffc900005f8020 RDI: ffffffff814c7210 RBP: ffffc900005f8088 R08: ffff88811f40cdd0 R09: ffffed1023e819ba R10: fffff520000bf09e R11: 0000000000000079 R12: 0000000000000cc0 R13: ffff88810017c300 R14: 0000000000000cc0 R15: 0000000000000001 FS: 00005555571cf300(0000) GS:ffff8881f7200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc900005f7ff8 CR3: 000000010b6c9000 CR4: 00000000003506b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 45 rex.RB 1: f0 31 c0 lock xor %eax,%eax 4: 48 89 7d 98 mov %rdi,-0x68(%rbp) 8: 48 c7 c7 10 72 4c 81 mov $0xffffffff814c7210,%rdi f: 89 75 a0 mov %esi,-0x60(%rbp) 12: 48 8d 75 98 lea -0x68(%rbp),%rsi 16: 89 55 a4 mov %edx,-0x5c(%rbp) 19: 48 c7 45 a8 00 00 00 movq $0x0,-0x58(%rbp) 20: 00 21: 65 48 8b 14 25 00 6e mov %gs:0x26e00,%rdx 28: 02 00 * 2a: e8 71 5b d8 ff callq 0xffd85ba0 <-- trapping instruction 2f: 8b 45 a8 mov -0x58(%rbp),%eax 32: 48 c7 03 00 00 00 00 movq $0x0,(%rbx) 39: c7 43 08 00 00 00 00 movl $0x0,0x8(%rbx)