BUG: using smp_processor_id() in preemptible [00000000] code: sshd-session/5733
caller is net_dm_packet_trace_kfree_skb_hit+0x119/0x350 net/core/drop_monitor.c:519
CPU: 3 UID: 0 PID: 5733 Comm: sshd-session Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
 check_preemption_disabled+0xd2/0xe0 lib/smp_processor_id.c:47
 net_dm_packet_trace_kfree_skb_hit+0x119/0x350 net/core/drop_monitor.c:519
 __do_trace_kfree_skb include/trace/events/skb.h:24 [inline]
 trace_kfree_skb+0x18b/0x230 include/trace/events/skb.h:24
 __sk_skb_reason_drop net/core/skbuff.c:1231 [inline]
 sk_skb_reason_drop+0xb7/0x1b0 net/core/skbuff.c:1249
 tcp_validate_incoming+0x752/0x2520 net/ipv4/tcp_input.c:6468
 tcp_rcv_established+0x681/0x3990 net/ipv4/tcp_input.c:6672
 tcp_v4_do_rcv+0xbb6/0x1260 net/ipv4/tcp_ipv4.c:1854
 sk_backlog_rcv include/net/sock.h:1190 [inline]
 __release_sock+0x35a/0x440 net/core/sock.c:3263
 release_sock+0x1e5/0x280 net/core/sock.c:3862
 tcp_recvmsg+0x14c/0x630 net/ipv4/tcp.c:2945
 inet_recvmsg+0xd5/0x4c0 net/ipv4/af_inet.c:894
 sock_recvmsg_nosec net/socket.c:1151 [inline]
 sock_recvmsg+0x1b8/0x220 net/socket.c:1173
 sock_read_iter+0x2b0/0x3a0 net/socket.c:1242
 new_sync_read fs/read_write.c:493 [inline]
 vfs_read+0x960/0xb40 fs/read_write.c:574
 ksys_read+0x1f8/0x250 fs/read_write.c:716
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f75590a7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffe1acaf680 EFLAGS: 00000202 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00007f75597ce300 RCX: 00007f75590a7407
RDX: 0000000000040000 RSI: 000055d1cb4941d0 RDI: 0000000000000004
RBP: 00007ffe1acaf730 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000004 R14: 000055d1cb3ca180 R15: 0000000000000004
 </TASK>