bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: (detected by 0, t=10502 jiffies, g=9513, q=1270 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 9099 (4294956360-4294947261), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 9100 jiffies! g9513 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R running task stack:25752 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6856
schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2024
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2226
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 32 Comm: kworker/R-write Not tainted 6.13.0-syzkaller-06094-g47d65738b975 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: writeback wb_workfn (flush-8:0)
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194
Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 4e a0 2e f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 f3 2c 96 f5 65 8b 05 e4 74 0c 74 85 c0 74 43 48 c7 04 24 0e 36
RSP: 0018:ffffc90000007480 EFLAGS: 00000206
RAX: cfaa060c723c9f00 RBX: 1ffff92000000e94 RCX: ffffffff819b375a
RDX: dffffc0000000000 RSI: ffffffff8c0a8f80 RDI: 0000000000000001
RBP: ffffc90000007510 R08: ffffffff942f6877 R09: 1ffffffff285ed0e
R10: dffffc0000000000 R11: fffffbfff285ed0f R12: dffffc0000000000
R13: 1ffff92000000e90 R14: ffffc900000074a0 R15: 0000000000000246
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd96d2cecdc CR3: 0000000034b9a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__debug_check_no_obj_freed lib/debugobjects.c:1108 [inline]
debug_check_no_obj_freed+0x561/0x580 lib/debugobjects.c:1129
slab_free_hook mm/slub.c:2284 [inline]
slab_free mm/slub.c:4613 [inline]
kmem_cache_free+0x114/0x410 mm/slub.c:4715
kfree_skb_reason include/linux/skbuff.h:1271 [inline]
kfree_skb include/linux/skbuff.h:1280 [inline]
ip6_mc_input+0xa1f/0xc30 net/ipv6/ip6_input.c:587
NF_HOOK+0x3a4/0x450 include/linux/netfilter.h:314
__netif_receive_skb_one_core net/core/dev.c:5828 [inline]
__netif_receive_skb+0x1ea/0x650 net/core/dev.c:5941
process_backlog+0x662/0x15b0 net/core/dev.c:6289
__napi_poll+0xcb/0x490 net/core/dev.c:7106
napi_poll net/core/dev.c:7175 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7297
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
__do_softirq kernel/softirq.c:595 [inline]
invoke_softirq kernel/softirq.c:435 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662
irq_exit_rcu+0x9/0x30 kernel/softirq.c:678
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:filter_irq_stacks+0x4f/0xa0 kernel/stacktrace.c:397
Code: a0 95 f7 8b 48 89 fb eb 0c 49 ff c7 48 83 c3 08 4d 39 fc 74 4f 48 89 d8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 <74> 08 48 89 df e8 b7 d5 7a 00 4b 8b 04 fe 48 39 e8 72 0c 48 c7 c1
RSP: 0018:ffffc90000a85f78 EFLAGS: 00000246
RAX: 1ffff92000150c0f RBX: ffffc90000a86078 RCX: dffffc0000000000
RDX: 0000000000002800 RSI: 0000000000000010 RDI: ffffc90000a86060
RBP: ffffffff81000230 R08: 000000000000000f R09: ffffc90000a85f90
R10: ffffc90000a85ef0 R11: ffffffff81ab1a30 R12: 0000000000000010
R13: ffffffff8bf795a0 R14: ffffc90000a86060 R15: 0000000000000003
stack_depot_save_flags+0x37/0x940 lib/stackdepot.c:609
save_stack+0x109/0x1f0 mm/page_owner.c:157
__reset_page_owner+0x76/0x430 mm/page_owner.c:297
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_unref_page+0xd3f/0x1010 mm/page_alloc.c:2659
discard_slab mm/slub.c:2688 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3157
put_cpu_partial+0x17c/0x250 mm/slub.c:3232
__slab_free+0x290/0x380 mm/slub.c:4483
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9a/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4175
ext4_mb_new_blocks+0x665/0x4e00 fs/ext4/mballoc.c:6197
ext4_ext_map_blocks+0x1be0/0x7d30 fs/ext4/extents.c:4379
ext4_map_create_blocks fs/ext4/inode.c:516 [inline]
ext4_map_blocks+0x8bf/0x1990 fs/ext4/inode.c:702
mpage_map_one_extent fs/ext4/inode.c:2219 [inline]
mpage_map_and_submit_extent fs/ext4/inode.c:2272 [inline]
ext4_do_writepages+0x21c7/0x3df0 fs/ext4/inode.c:2735
ext4_writepages+0x213/0x3c0 fs/ext4/inode.c:2824
do_writepages+0x35f/0x880 mm/page-writeback.c:2708
__writeback_single_inode+0x14f/0x10d0 fs/fs-writeback.c:1680
writeback_sb_inodes+0x820/0x1360 fs/fs-writeback.c:1976
__writeback_inodes_wb+0x11b/0x260 fs/fs-writeback.c:2047
writeback_inodes_wb+0x1ce/0x280 fs/fs-writeback.c:2077
wb_workfn+0x1047/0x1080 fs/fs-writeback.c:2352
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
rescuer_thread+0x63f/0x10a0 kernel/workqueue.c:3494
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
hrtimer: interrupt took 1480457465 ns
net_ratelimit: 23542 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:d2:ef:c0:e1:91:61, vlan:0)