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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 6.4.0-rc2-syzkaller-00290-gd635f6cc934b #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 a2 12 96 f7 84 db 0f 85 01 ff ff ff e8 b5 16 96 f7 48 c7 c7 00 b0 89 8b c6 05 82 b8 76 04 01 e8 82 d5 5d f7 <0f> 0b e9 e2 fe ff ff e8 96 16 96 f7 41 be 3c 00 00 00 ba 01 00 00
RSP: 0000:ffffc900007e8c70 EFLAGS: 00010282
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000100
RDX: ffff888016aa4000 RSI: ffffffff814b2457 RDI: 0000000000000001
RBP: ffffc900007e8cd0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888023c40500
R13: 0000000000000000 R14: 0000000000000017 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88802c900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feaf2153ad5 CR3: 0000000020041000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
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
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_acquire+0x1f5/0x520 kernel/locking/lockdep.c:5659
Code: 7a 9d 7e 83 f8 01 0f 85 b9 02 00 00 9c 58 f6 c4 02 0f 85 a4 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24
RSP: 0000:ffffc90000e47680 EFLAGS: 00000206
RAX: dffffc0000000000 RBX: 1ffff920001c8ed2 RCX: 952684f63e7a7084
RDX: 1ffff11002d54958 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9151cd07
R10: fffffbfff22a39a0 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: ffffffff8c796080 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:327 [inline]
rcu_read_lock include/linux/rcupdate.h:773 [inline]
list_lru_count_one+0x42/0x320 mm/list_lru.c:184
list_lru_shrink_count include/linux/list_lru.h:122 [inline]
super_cache_count+0x150/0x2e0 fs/super.c:146
do_shrink_slab+0x7e/0xaa0 mm/vmscan.c:859
shrink_slab+0x1c8/0x8a0 mm/vmscan.c:1075
shrink_one+0x4f9/0x710 mm/vmscan.c:5380
shrink_many mm/vmscan.c:5430 [inline]
lru_gen_shrink_node mm/vmscan.c:5547 [inline]
shrink_node+0x1fd5/0x3500 mm/vmscan.c:6488
kswapd_shrink_node mm/vmscan.c:7288 [inline]
balance_pgdat+0xa02/0x1ac0 mm/vmscan.c:7478
kswapd+0x677/0xd60 mm/vmscan.c:7738
kthread+0x344/0x440 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
----------------
Code disassembly (best guess):
0: 7a 9d jp 0xffffff9f
2: 7e 83 jle 0xffffff87
4: f8 clc
5: 01 0f add %ecx,(%rdi)
7: 85 b9 02 00 00 9c test %edi,-0x63fffffe(%rcx)
d: 58 pop %rax
e: f6 c4 02 test $0x2,%ah
11: 0f 85 a4 02 00 00 jne 0x2bb
17: 48 83 7c 24 08 00 cmpq $0x0,0x8(%rsp)
1d: 74 01 je 0x20
1f: fb sti
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 48 01 c3 add %rax,%rbx <-- trapping instruction
2d: 48 c7 03 00 00 00 00 movq $0x0,(%rbx)
34: 48 c7 43 08 00 00 00 movq $0x0,0x8(%rbx)
3b: 00
3c: 48 rex.W
3d: 8b .byte 0x8b
3e: 84 .byte 0x84
3f: 24 .byte 0x24