------------[ cut here ]------------ kernel BUG at fs/inode.c:1588! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 2923 Comm: syz-executor.0 Not tainted 5.4.62-syzkaller-01109-g3f20ba7d5d1d #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 52 e6 f4 ff e9 c7 fe ff ff e8 48 32 c7 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:ffff8881c17e7db0 EFLAGS: 00010293 RAX: ffffffff817a2e88 RBX: ffff8881c2074118 RCX: ffff8881d4066c80 RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 RBP: 0000000000000040 R08: ffffffff817a27a1 R09: ffffed1039b6b1f1 R10: ffffed1039b6b1f1 R11: 0000000000000000 R12: 1ffff1103840e804 R13: ffff8881c2074080 R14: dffffc0000000000 R15: ffff8881c2074020 FS: 0000000002f1c940(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004deff0 CR3: 00000001cf05b005 CR4: 00000000001606e0 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: 0033:0x416f01 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffd30ab66e0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000416f01 RDX: 0000000000000000 RSI: 00000000011901f8 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffd30ab67d0 R11: 0000000000000293 R12: 00000000011902f0 R13: 00000000000179e6 R14: ffffffffffffffff R15: 000000000118cfec Modules linked in: ---[ end trace 5878e6225e31557c ]--- 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 52 e6 f4 ff e9 c7 fe ff ff e8 48 32 c7 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:ffff8881c17e7db0 EFLAGS: 00010293 RAX: ffffffff817a2e88 RBX: ffff8881c2074118 RCX: ffff8881d4066c80 RDX: 0000000000000000 RSI: 0000000000000040 RDI: 0000000000000000 RBP: 0000000000000040 R08: ffffffff817a27a1 R09: ffffed1039b6b1f1 R10: ffffed1039b6b1f1 R11: 0000000000000000 R12: 1ffff1103840e804 R13: ffff8881c2074080 R14: dffffc0000000000 R15: ffff8881c2074020 FS: 0000000002f1c940(0000) GS:ffff8881db900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe68de3630 CR3: 00000001cf05b005 CR4: 00000000001606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400