------------[ cut here ]------------ kernel BUG at fs/inode.c:1588! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 27687 Comm: syz-executor.5 Not tainted 5.4.61-syzkaller-00800-g4915c32a2f6b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:iput+0x748/0x750 fs/inode.c:1588 Code: f4 ff e9 a1 fc ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff ff 4c 89 e7 e8 12 e1 f4 ff e9 c7 fe ff ff e8 98 a8 c6 ff <0f> 0b 66 0f 1f 44 00 00 55 41 57 41 56 53 48 89 f5 48 89 fb 49 bf RSP: 0018:ffff8881603dfdb0 EFLAGS: 00010283 RAX: ffffffff817b6098 RBX: ffff888182f23d18 RCX: 0000000000040000 RDX: ffffc90003262000 RSI: 00000000000000d4 RDI: 00000000000000d5 RBP: 0000000000000040 R08: ffffffff817b59b1 R09: fffffbfff098d28b R10: fffffbfff098d28b R11: 0000000000000000 R12: 1ffff110305e4784 R13: ffff888182f23c80 R14: dffffc0000000000 R15: ffff888182f23c20 FS: 00007f416e9af700(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff4cf4e7f0 CR3: 0000000162a2d003 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __sock_release net/socket.c:603 [inline] sock_close+0x1b7/0x250 net/socket.c:1269 __fput+0x27d/0x6c0 fs/file_table.c:280 task_work_run+0x176/0x1a0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop arch/x86/entry/common.c:163 [inline] prepare_exit_to_usermode+0x286/0x2e0 arch/x86/entry/common.c:194 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45d5b9 Code: 5d b4 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 2b b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f416e9aec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e9 RAX: 0000000000000000 RBX: 0000000000002ac0 RCX: 000000000045d5b9 RDX: 0000000000000005 RSI: 0000000000000001 RDI: 0000000000000006 RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000200003c0 R11: 0000000000000246 R12: 000000000118cf4c R13: 00007ffc78886b9f R14: 00007f416e9af9c0 R15: 000000000118cf4c Modules linked in: ---[ end trace c8fb142299e3d861 ]--- RIP: 0010:iput+0x748/0x750 fs/inode.c:1588 Code: f4 ff e9 a1 fc ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c d4 fe ff ff 4c 89 e7 e8 12 e1 f4 ff e9 c7 fe ff ff e8 98 a8 c6 ff <0f> 0b 66 0f 1f 44 00 00 55 41 57 41 56 53 48 89 f5 48 89 fb 49 bf RSP: 0018:ffff8881603dfdb0 EFLAGS: 00010283 RAX: ffffffff817b6098 RBX: ffff888182f23d18 RCX: 0000000000040000 RDX: ffffc90003262000 RSI: 00000000000000d4 RDI: 00000000000000d5 RBP: 0000000000000040 R08: ffffffff817b59b1 R09: fffffbfff098d28b R10: fffffbfff098d28b R11: 0000000000000000 R12: 1ffff110305e4784 R13: ffff888182f23c80 R14: dffffc0000000000 R15: ffff888182f23c20 FS: 00007f416e9af700(0000) GS:ffff8881db800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559ed4dc0c78 CR3: 0000000162a2d001 CR4: 00000000001606f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400