RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 00000000000009be R14: 00000000004cc9aa R15: 00007f10bbb826d4
BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.1/8185
caller is radix_tree_node_alloc.constprop.0+0x24d/0x320 lib/radix-tree.c:262
CPU: 0 PID: 8185 Comm: syz-executor.1 Not tainted 5.8.0-rc4-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
 check_preemption_disabled+0x128/0x130 lib/smp_processor_id.c:48
 radix_tree_node_alloc.constprop.0+0x24d/0x320 lib/radix-tree.c:262
 radix_tree_extend+0x22e/0x490 lib/radix-tree.c:424
 idr_get_free+0x61e/0x8e0 lib/radix-tree.c:1492
 idr_alloc_u32+0x170/0x2d0 lib/idr.c:46
 idr_alloc+0xc2/0x130 lib/idr.c:87
 qrtr_port_assign net/qrtr/qrtr.c:703 [inline]
 __qrtr_bind.isra.0+0x12e/0x5c0 net/qrtr/qrtr.c:756
 qrtr_autobind net/qrtr/qrtr.c:787 [inline]
 qrtr_autobind+0xaf/0xf0 net/qrtr/qrtr.c:775
 qrtr_sendmsg+0x1dc/0x8a0 net/qrtr/qrtr.c:895
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:672
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2352
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2406
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2439
 do_syscall_64+0x60/0xe0 arch/x86/entry/common.c:384
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45cae9
Code: Bad RIP value.
RSP: 002b:00007f10bbb81c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00000000004ffe80 RCX: 000000000045cae9
RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003
RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000005
R13: 00000000000009be R14: 00000000004cc9aa R15: 00007f10bbb826d4