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: 0 PID: 8192 Comm: syz-executor2 Not tainted 4.19.0+ #153 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__rb_erase_augmented include/linux/rbtree_augmented.h:168 [inline] RIP: 0010:rb_erase+0x306/0x3710 lib/rbtree.c:459 Code: c7 81 28 01 00 00 f2 f2 f2 f2 c7 81 2c 01 00 00 00 f2 f2 f2 48 89 f9 65 48 8b 1c 25 28 00 00 00 48 89 5d d0 31 db 48 c1 e9 03 <42> 80 3c 01 00 0f 85 41 1c 00 00 4c 8d 48 10 4c 8b 78 08 48 b9 00 RSP: 0018:ffff88019c99e918 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 1ffff10033933d2b RSI: ffffffff8af92020 RDI: 0000000000000008 RBP: ffff88019c99f320 R08: dffffc0000000000 R09: ffffed0033933e53 R10: ffffed0033933e53 R11: 0000000000000003 R12: ffff880191019530 R13: dffffc0000000000 R14: ffff88019c99f2f8 R15: ffff88019c99f438 FS: 00007f0fe251c700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8182ac0000 CR3: 00000001d814a000 CR4: 00000000001406f0 Call Trace: integrity_inode_free+0x12f/0x320 security/integrity/iint.c:151 security_inode_free+0x19/0x90 security/security.c:464 __destroy_inode+0x328/0x820 fs/inode.c:238 destroy_inode+0xda/0x200 fs/inode.c:265 evict+0x5e0/0x980 fs/inode.c:575 iput_final fs/inode.c:1547 [inline] iput+0x679/0xa90 fs/inode.c:1573 swap_inode_boot_loader fs/ext4/ioctl.c:188 [inline] ext4_ioctl+0x236f/0x4210 fs/ext4/ioctl.c:865 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0x1de/0x1720 fs/ioctl.c:685 kobject: 'loop3' (000000002661a16b): kobject_uevent_env ksys_ioctl+0xa9/0xd0 fs/ioctl.c:702 kobject: 'loop3' (000000002661a16b): fill_kobj_path: path = '/devices/virtual/block/loop3' __do_sys_ioctl fs/ioctl.c:709 [inline] __se_sys_ioctl fs/ioctl.c:707 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:707 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:00007f0fe251bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000457569 RDX: 0000000000000000 RSI: 0000000000006611 RDI: 0000000000000003 RBP: 000000000072c040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fe251c6d4 R13: 00000000004bf612 R14: 00000000004cf4c0 R15: 00000000ffffffff Modules linked in: ---[ end trace 44ac02908d642af4 ]--- RIP: 0010:__rb_erase_augmented include/linux/rbtree_augmented.h:168 [inline] RIP: 0010:rb_erase+0x306/0x3710 lib/rbtree.c:459 Code: c7 81 28 01 00 00 f2 f2 f2 f2 c7 81 2c 01 00 00 00 f2 f2 f2 48 89 f9 65 48 8b 1c 25 28 00 00 00 48 89 5d d0 31 db 48 c1 e9 03 <42> 80 3c 01 00 0f 85 41 1c 00 00 4c 8d 48 10 4c 8b 78 08 48 b9 00 RSP: 0018:ffff88019c99e918 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 1ffff10033933d2b RSI: ffffffff8af92020 RDI: 0000000000000008 RBP: ffff88019c99f320 R08: dffffc0000000000 R09: ffffed0033933e53 R10: ffffed0033933e53 R11: 0000000000000003 R12: ffff880191019530 R13: dffffc0000000000 R14: ffff88019c99f2f8 R15: ffff88019c99f438 FS: 00007f0fe251c700(0000) GS:ffff8801dae00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8182ac0000 CR3: 00000001d814a000 CR4: 00000000001406f0