divide error: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 6076 Comm: syz-executor.1 Not tainted 5.19.0-rc4-syzkaller-00014-g941e3e791269 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:netem_enqueue+0x1474/0x3550 net/sched/sch_netem.c:516
Code: 74 1f 4c 89 44 24 20 89 44 24 18 89 4c 24 10 e8 92 a5 44 fa 4c 8b 44 24 20 8b 44 24 18 8b 4c 24 10 48 8b 34 24 31 d2 2b 4e 74 <f7> f1 48 b8 00 00 00 00 00 fc ff df 48 01 d3 48 89 d9 48 c1 e9 03
RSP: 0018:ffffc900031bf348 EFLAGS: 00010246
RAX: 0000000019155084 RBX: ffff88807ab8544e RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88801cad3000 RDI: ffff88801cad3074
RBP: ffff88804e5bc330 R08: ffff88801cad30d8 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000001
R13: 0000000000000004 R14: ffff88804e5bc000 R15: 0000000000000000
FS:  00007f966c3fe700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc600e9f0e0 CR3: 0000000033bfa000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 netem_enqueue+0x2048/0x3550 net/sched/sch_netem.c:483
 dev_qdisc_enqueue+0x40/0x300 net/core/dev.c:3785
 __dev_xmit_skb net/core/dev.c:3874 [inline]
 __dev_queue_xmit+0x2093/0x3900 net/core/dev.c:4221
 dev_queue_xmit include/linux/netdevice.h:2994 [inline]
 __bpf_tx_skb net/core/filter.c:2114 [inline]
 __bpf_redirect_no_mac net/core/filter.c:2139 [inline]
 __bpf_redirect+0x5fe/0xe40 net/core/filter.c:2162
 ____bpf_clone_redirect net/core/filter.c:2429 [inline]
 bpf_clone_redirect+0x2ae/0x420 net/core/filter.c:2401
 bpf_prog_a125b4b2adfd2a01+0x59/0x5e
 bpf_dispatcher_nop_func include/linux/bpf.h:869 [inline]
 __bpf_prog_run include/linux/filter.h:628 [inline]
 bpf_prog_run include/linux/filter.h:635 [inline]
 bpf_test_run+0x386/0x9d0 net/bpf/test_run.c:402
 bpf_prog_test_run_skb+0xb5e/0x1e10 net/bpf/test_run.c:1155
 bpf_prog_test_run kernel/bpf/syscall.c:3591 [inline]
 __sys_bpf+0x15c1/0x5700 kernel/bpf/syscall.c:4935
 __do_sys_bpf kernel/bpf/syscall.c:5021 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5019 [inline]
 __x64_sys_bpf+0x75/0xb0 kernel/bpf/syscall.c:5019
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f966d489109
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f966c3fe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f966d59bf60 RCX: 00007f966d489109
RDX: 0000000000000048 RSI: 0000000020000140 RDI: 000000000000000a
RBP: 00007f966d4e305d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff516ff8ef R14: 00007f966c3fe300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:netem_enqueue+0x1474/0x3550 net/sched/sch_netem.c:516
Code: 74 1f 4c 89 44 24 20 89 44 24 18 89 4c 24 10 e8 92 a5 44 fa 4c 8b 44 24 20 8b 44 24 18 8b 4c 24 10 48 8b 34 24 31 d2 2b 4e 74 <f7> f1 48 b8 00 00 00 00 00 fc ff df 48 01 d3 48 89 d9 48 c1 e9 03
RSP: 0018:ffffc900031bf348 EFLAGS: 00010246
RAX: 0000000019155084 RBX: ffff88807ab8544e RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88801cad3000 RDI: ffff88801cad3074
RBP: ffff88804e5bc330 R08: ffff88801cad30d8 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000001
R13: 0000000000000004 R14: ffff88804e5bc000 R15: 0000000000000000
FS:  00007f966c3fe700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc600e9f0e0 CR3: 0000000033bfa000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
   0:	74 1f                	je     0x21
   2:	4c 89 44 24 20       	mov    %r8,0x20(%rsp)
   7:	89 44 24 18          	mov    %eax,0x18(%rsp)
   b:	89 4c 24 10          	mov    %ecx,0x10(%rsp)
   f:	e8 92 a5 44 fa       	callq  0xfa44a5a6
  14:	4c 8b 44 24 20       	mov    0x20(%rsp),%r8
  19:	8b 44 24 18          	mov    0x18(%rsp),%eax
  1d:	8b 4c 24 10          	mov    0x10(%rsp),%ecx
  21:	48 8b 34 24          	mov    (%rsp),%rsi
  25:	31 d2                	xor    %edx,%edx
  27:	2b 4e 74             	sub    0x74(%rsi),%ecx
* 2a:	f7 f1                	div    %ecx <-- trapping instruction
  2c:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  33:	fc ff df
  36:	48 01 d3             	add    %rdx,%rbx
  39:	48 89 d9             	mov    %rbx,%rcx
  3c:	48 c1 e9 03          	shr    $0x3,%rcx