------------[ cut here ]------------
WARNING: CPU: 0 PID: 27730 at lib/idr.c:84 idr_alloc+0x11c/0x130 lib/idr.c:84
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 27730 Comm: syz-executor.3 Not tainted 5.8.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x18f/0x20d lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:231
 __warn.cold+0x20/0x45 kernel/panic.c:600
 report_bug+0x1bd/0x210 lib/bug.c:198
 exc_invalid_op+0x24d/0x400 arch/x86/kernel/traps.c:235
 asm_exc_invalid_op+0x12/0x20 arch/x86/include/asm/idtentry.h:563
RIP: 0010:idr_alloc+0x11c/0x130 lib/idr.c:84
Code: 00 00 00 48 8b 44 24 58 65 48 2b 04 25 28 00 00 00 75 21 48 83 c4 60 44 89 e0 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 24 56 c6 fd <0f> 0b 41 bc ea ff ff ff eb b7 e8 05 6b 37 04 0f 1f 44 00 00 41 57
RSP: 0018:ffffc90005407c80 EFLAGS: 00010212
RAX: 00000000000000b4 RBX: 00000000e4698ee9 RCX: ffffc9000f7d1000
RDX: 0000000000040000 RSI: ffffffff83acfa4c RDI: 0000000000000005
RBP: 1ffff92000a80f90 R08: 0000000000000a20 R09: ffff8880aa208ab3
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000e4698ee8
R13: ffffffff8aa5ac00 R14: ffff8880a91a65c0 R15: 0000000000000a20
 qrtr_port_assign net/qrtr/qrtr.c:703 [inline]
 __qrtr_bind.isra.0+0x12e/0x5c0 net/qrtr/qrtr.c:756
 qrtr_bind+0x1c1/0x250 net/qrtr/qrtr.c:805
 __sys_bind+0x1e9/0x250 net/socket.c:1657
 __do_sys_bind net/socket.c:1668 [inline]
 __se_sys_bind net/socket.c:1666 [inline]
 __x64_sys_bind+0x6f/0xb0 net/socket.c:1666
 do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:359
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45cb19
Code: Bad RIP value.
RSP: 002b:00007f2b284dfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031
RAX: ffffffffffffffda RBX: 00000000004da640 RCX: 000000000045cb19
RDX: 000000000000000c RSI: 00000000200001c0 RDI: 0000000000000007
RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000041 R14: 00000000004c30ee R15: 00007f2b284e06d4
Kernel Offset: disabled