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HSR: Could not send supervision frame
WARNING: CPU: 3 PID: 8920 at net/hsr/hsr_device.c:299 send_hsr_supervision_frame+0x889/0xb40 net/hsr/hsr_device.c:299
Modules linked in:
CPU: 3 PID: 8920 Comm: syz-fuzzer Not tainted 5.10.0-rc7-syzkaller #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.12.0-59-gc9ba5276e321-prebuilt.qemu.org 04/01/2014
RIP: 0010:send_hsr_supervision_frame+0x889/0xb40 net/hsr/hsr_device.c:299
Code: 04 31 ff 89 de e8 27 80 cd f8 84 db 0f 85 8b fd ff ff e8 0a 88 cd f8 48 c7 c7 c0 e5 6b 8a c6 05 62 28 36 04 01 e8 b3 06 0a 00 <0f> 0b e9 6c fd ff ff e8 eb 87 cd f8 41 be 42 00 00 00 ba 01 00 00
RSP: 0000:ffffc90000578c70 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888011fac300 RSI: ffffffff8158c835 RDI: fffff520000af180
RBP: 00000000000088fb R08: 0000000000000001 R09: ffffffff8ecc3747
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888014c5a000
R13: 0000000000000000 R14: ffff888018a96ce8 R15: 0000000000000000
FS:  000000c000040e90(0000) GS:ffff88802cf00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc42ed1fe40 CR3: 0000000013a0c000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 hsr_announce+0x122/0x320 net/hsr/hsr_device.c:404
 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1410
 expire_timers kernel/time/timer.c:1455 [inline]
 __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1747
 __run_timers kernel/time/timer.c:1728 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1760
 __do_softirq+0x2a0/0x9f6 kernel/softirq.c:298
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:393 [inline]
 __irq_exit_rcu kernel/softirq.c:423 [inline]
 irq_exit_rcu+0x132/0x200 kernel/softirq.c:435
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1091
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:631
RIP: 0010:console_unlock+0x7b6/0xbb0 kernel/printk/printk.c:2509
Code: e0 88 24 8b e8 4b 99 fd ff e8 f6 3b 00 00 31 ff 4c 89 ee e8 3c 71 17 00 4d 85 ed 0f 85 3a 02 00 00 e8 be 78 17 00 ff 34 24 9d <8b> 5c 24 34 31 ff 89 de e8 fd 70 17 00 85 db 0f 84 eb f9 ff ff e8
RSP: 0000:ffffc900015e7200 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8155a917
RDX: ffff888011fac300 RSI: ffffffff81588bb2 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000001 R09: ffffffff8ecc3667
R10: fffffbfff1d986cc R11: 0000000000000000 R12: ffffffff84a2a390
R13: 0000000000000200 R14: dffffc0000000000 R15: ffffc900015e7260
 vprintk_emit+0x1a1/0x4c0 kernel/printk/printk.c:2028
 vprintk_func+0x8d/0x1e0 kernel/printk/printk_safe.c:393
 printk+0xba/0xed kernel/printk/printk.c:2076
 show_free_areas+0xc18/0x1070 mm/page_alloc.c:5624
 show_mem+0x31/0x18e lib/show_mem.c:17
 dump_header+0x171/0x624 mm/oom_kill.c:465
 oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:978
 out_of_memory mm/oom_kill.c:1097 [inline]
 out_of_memory+0x10f1/0x13f0 mm/oom_kill.c:1047
 __alloc_pages_may_oom mm/page_alloc.c:4069 [inline]
 __alloc_pages_slowpath.constprop.0+0x1e95/0x2510 mm/page_alloc.c:4799
 __alloc_pages_nodemask+0x5f0/0x730 mm/page_alloc.c:4965
 alloc_pages_current+0x191/0x2a0 mm/mempolicy.c:2271
 alloc_pages include/linux/gfp.h:547 [inline]
 __page_cache_alloc mm/filemap.c:977 [inline]
 __page_cache_alloc+0x2ce/0x360 mm/filemap.c:962
 pagecache_get_page+0x392/0x1460 mm/filemap.c:1836
 filemap_fault+0x1a37/0x2940 mm/filemap.c:2743
 ext4_filemap_fault+0x87/0xc0 fs/ext4/inode.c:6192
 __do_fault+0x10d/0x4d0 mm/memory.c:3612
 do_read_fault mm/memory.c:4006 [inline]
 do_fault mm/memory.c:4134 [inline]
 handle_pte_fault mm/memory.c:4374 [inline]
 __handle_mm_fault mm/memory.c:4509 [inline]
 handle_mm_fault+0x3198/0x55d0 mm/memory.c:4607
 do_user_addr_fault+0x55b/0xb40 arch/x86/mm/fault.c:1372
 handle_page_fault arch/x86/mm/fault.c:1429 [inline]
 exc_page_fault+0x9e/0x180 arch/x86/mm/fault.c:1485
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:583
RIP: 0033:0x460c23
Code: Unable to access opcode bytes at RIP 0x460bf9.
RSP: 002b:000000c0000386a0 EFLAGS: 00010206
RAX: ffffffffffffff92 RBX: 000000003b8c433f RCX: 0000000000460c23
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 0000000001b4ebe0
RBP: 000000c0000386e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c0000386d8 R11: 0000000000000206 R12: 00000041017c8044
R13: 0000000000000001 R14: 00000041017c8044 R15: 0000000000000000