------------[ cut here ]------------
WARNING: CPU: 0 PID: 8312 at lib/idr.c:269 idr_get_next+0x4c/0x60 lib/idr.c:273
Modules linked in:
CPU: 0 PID: 8312 Comm: syz-executor.2 Not tainted 5.10.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:idr_get_next+0x4c/0x60 lib/idr.c:269
Code: e8 e9 fe ff ff 48 8b 14 24 48 81 fa ff ff ff 7f 77 18 89 13 48 8b 4c 24 08 65 48 33 0c 25 28 00 00 00 75 0c 48 83 c4 10 5b c3 <0f> 0b 31 c0 eb e4 e8 09 3b 38 01 66 0f 1f 84 00 00 00 00 00 41 55
RSP: 0018:ffffc90002fc7e00 EFLAGS: 00010212
RAX: ffff888100db0540 RBX: ffffc90002fc7e2c RCX: 00000000fffffffc
RDX: 00000000fffffffc RSI: 0000000000000000 RDI: 0000000000000040
RBP: 00000000ffffffff R08: ffff888100db0540 R09: ffff888110374480
R10: 0000000000000040 R11: 0000000000000000 R12: ffffc90002fc7e2c
R13: 00000000fffffffe R14: 0000000000000001 R15: 0000000000000000
FS:  00007fd28d9aa700(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5605af8000 CR3: 000000011ded0000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 qrtr_reset_ports net/qrtr/qrtr.c:735 [inline]
 __qrtr_bind.isra.10+0x23b/0x300 net/qrtr/qrtr.c:778
 qrtr_bind+0x46/0x60 net/qrtr/qrtr.c:814
 __sys_bind+0xc7/0xe0 net/socket.c:1656
 __do_sys_bind net/socket.c:1667 [inline]
 __se_sys_bind net/socket.c:1665 [inline]
 __x64_sys_bind+0x11/0x20 net/socket.c:1665
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 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:00007fd28d9a9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 0000000000001040 RCX: 000000000045d5b9
RDX: 000000000000000c RSI: 0000000020000140 RDI: 0000000000000003
RBP: 000000000118cf80 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c
R13: 00007fffcd5915cf R14: 00007fd28d9aa9c0 R15: 000000000118cf4c