ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
------------[ cut here ]------------
HSR: Could not send supervision frame
WARNING: CPU: 3 PID: 1680 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: 1680 Comm: kcompactd1 Not tainted 5.11.0-rc2-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 87 18 ca f8 84 db 0f 85 8b fd ff ff e8 fa 11 ca f8 48 c7 c7 00 8f 6c 8a c6 05 cc da 32 04 01 e8 ee b6 0a 00 <0f> 0b e9 6c fd ff ff e8 db 11 ca f8 41 be 42 00 00 00 ba 01 00 00
RSP: 0000:ffffc90000598c70 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888015604600 RSI: ffffffff815b2b45 RDI: fffff520000b3180
RBP: 00000000000088fb R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff815abd1e R11: 0000000000000000 R12: ffff888050fe7300
R13: 0000000000000000 R14: ffff8880695c0ca8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000804a080 CR3: 0000000079692000 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:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1731
 __run_timers kernel/time/timer.c:1712 [inline]
 run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1744
 __do_softirq+0x2a5/0x9f7 kernel/softirq.c:343
 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:226 [inline]
 __irq_exit_rcu kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x134/0x200 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1096
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x25/0x50 kernel/locking/spinlock.c:191
Code: f8 5d c3 66 90 55 48 89 fd 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 ea 5b 6a f8 48 89 ef e8 72 10 6b f8 f6 c7 02 75 1a 53 9d <bf> 01 00 00 00 e8 61 20 5f f8 65 8b 05 8a c5 13 77 85 c0 74 0a 5b
RSP: 0000:ffffc90005937c20 EFLAGS: 00000293
RAX: 00000000001c513f RBX: 0000000000000293 RCX: 1ffffffff19de3c9
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: ffff88802cb24880 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff817845a8 R11: 0000000000000000 R12: 00000000ffffffff
R13: dffffc0000000000 R14: 0000000000000293 R15: ffff88807ffd7000
 try_to_del_timer_sync+0xbf/0x110 kernel/time/timer.c:1234
 del_timer_sync+0xf5/0x160 kernel/time/timer.c:1378
 schedule_timeout+0x150/0x250 kernel/time/timer.c:1879
 freezable_schedule_timeout include/linux/freezer.h:192 [inline]
 kcompactd+0x5c1/0xd00 mm/compaction.c:2857
 kthread+0x3b1/0x4a0 kernel/kthread.c:292
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:296