------------[ cut here ]------------
HSR: Could not send supervision frame
WARNING: CPU: 3 PID: 110 at net/hsr/hsr_device.c:294 send_hsr_supervision_frame+0x5fe/0x840 net/hsr/hsr_device.c:294
Modules linked in:
CPU: 3 PID: 110 Comm: kswapd0 Not tainted 6.3.0-syzkaller-11025-g89d77f71f493 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:send_hsr_supervision_frame+0x5fe/0x840 net/hsr/hsr_device.c:294
Code: 04 31 ff 89 de e8 82 30 97 f7 84 db 0f 85 01 ff ff ff e8 95 34 97 f7 48 c7 c7 e0 5c 89 8b c6 05 df 4b 77 04 01 e8 42 f6 5e f7 <0f> 0b e9 e2 fe ff ff e8 76 34 97 f7 41 be 3c 00 00 00 ba 01 00 00
RSP: 0000:ffffc900007e8c70 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff888016664000 RSI: ffffffff814b3557 RDI: 0000000000000001
RBP: ffffc900007e8cd0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff8880002b7280
R13: 0000000000000000 R14: 0000000000000017 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9b03078ad5 CR3: 0000000026f91000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 hsr_announce+0x10d/0x370 net/hsr/hsr_device.c:382
 call_timer_fn+0x1a0/0x580 kernel/time/timer.c:1700
 expire_timers+0x29b/0x4b0 kernel/time/timer.c:1751
 __run_timers kernel/time/timer.c:2022 [inline]
 __run_timers kernel/time/timer.c:1995 [inline]
 run_timer_softirq+0x326/0x910 kernel/time/timer.c:2035
 __do_softirq+0x1d4/0x905 kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x114/0x190 kernel/softirq.c:650
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1106
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:check_preemption_disabled+0x9/0x170 lib/smp_processor_id.c:13
Code: 0f 1f 44 00 00 0f 0b 0f 1f 44 00 00 5b e9 6f fb ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 41 56 41 55 49 89 f5 41 54 <55> 48 89 fd 53 0f 1f 44 00 00 65 44 8b 25 e1 65 f6 75 65 8b 1d d6
RSP: 0000:ffffc90000e175c0 EFLAGS: 00000282
RAX: 0000000000000001 RBX: ffffc90000e176a0 RCX: 0000000000000000
RDX: ffff888016664000 RSI: ffffffff8aa6ce00 RDI: ffffffff8aa6ce40
RBP: 0000000000000005 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802a3802c0
R13: ffffffff8aa6ce00 R14: 0000000000000000 R15: 0000000000000001
 rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline]
 rcu_is_watching+0x12/0xb0 kernel/rcu/tree.c:695
 rcu_read_lock_held_common kernel/rcu/update.c:108 [inline]
 rcu_read_lock_held+0x1c/0x50 kernel/rcu/update.c:348
 xa_entry include/linux/xarray.h:1198 [inline]
 xas_descend+0x2ba/0x480 lib/xarray.c:204
 xas_load+0xe9/0x140 lib/xarray.c:242
 xa_load+0xfa/0x2c0 lib/xarray.c:1463
 list_lru_from_memcg_idx mm/list_lru.c:56 [inline]
 list_lru_from_memcg_idx mm/list_lru.c:53 [inline]
 list_lru_count_one+0x1bf/0x320 mm/list_lru.c:185
 list_lru_shrink_count include/linux/list_lru.h:122 [inline]
 count_shadow_nodes+0x84/0xa30 mm/workingset.c:592
 do_shrink_slab+0x7e/0xaa0 mm/vmscan.c:858
 shrink_slab_memcg mm/vmscan.c:981 [inline]
 shrink_slab+0x4aa/0x8a0 mm/vmscan.c:1061
 shrink_one+0x4f9/0x710 mm/vmscan.c:5369
 shrink_many mm/vmscan.c:5419 [inline]
 lru_gen_shrink_node mm/vmscan.c:5536 [inline]
 shrink_node+0x1fd5/0x3500 mm/vmscan.c:6477
 kswapd_shrink_node mm/vmscan.c:7277 [inline]
 balance_pgdat+0xa02/0x1ac0 mm/vmscan.c:7467
 kswapd+0x677/0xd60 mm/vmscan.c:7727
 kthread+0x344/0x440 kernel/kthread.c:379
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
----------------
Code disassembly (best guess):
   0:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   5:	0f 0b                	ud2
   7:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   c:	5b                   	pop    %rbx
   d:	e9 6f fb ff ff       	jmpq   0xfffffb81
  12:	66 2e 0f 1f 84 00 00 	nopw   %cs:0x0(%rax,%rax,1)
  19:	00 00 00
  1c:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  21:	41 56                	push   %r14
  23:	41 55                	push   %r13
  25:	49 89 f5             	mov    %rsi,%r13
  28:	41 54                	push   %r12
* 2a:	55                   	push   %rbp <-- trapping instruction
  2b:	48 89 fd             	mov    %rdi,%rbp
  2e:	53                   	push   %rbx
  2f:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  34:	65 44 8b 25 e1 65 f6 	mov    %gs:0x75f665e1(%rip),%r12d        # 0x75f6661d
  3b:	75
  3c:	65                   	gs
  3d:	8b                   	.byte 0x8b
  3e:	1d                   	.byte 0x1d
  3f:	d6                   	(bad)