bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6991/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=12277, q=703 ncpus=2)
task:syz.3.268 state:R running task stack:27160 pid:6991 tgid:6988 ppid:5819 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7082
irqentry_exit+0x36/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5816
Code: b8 ff ff ff ff 65 0f c1 05 00 a8 8b 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7
RSP: 0018:ffffc90003507410 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 1ffff920006a0e83 RCX: 00000000fa48a4d0
RDX: 0000000000000001 RSI: ffffffff8b6cdcc0 RDI: ffffffff8bd2c740
RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff2dd0d98
R10: ffffffff96e86cc7 R11: 0000000000000001 R12: 0000000000000000
R13: ffffffff8e1be440 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
percpu_ref_get_many include/linux/percpu-refcount.h:202 [inline]
percpu_ref_get include/linux/percpu-refcount.h:222 [inline]
css_get include/linux/cgroup_refcnt.h:11 [inline]
css_get include/linux/cgroup_refcnt.h:8 [inline]
mem_cgroup_commit_charge+0x13f/0x270 mm/memcontrol.c:2409
charge_memcg mm/memcontrol.c:4501 [inline]
__mem_cgroup_charge+0xb0/0x280 mm/memcontrol.c:4512
mem_cgroup_charge include/linux/memcontrol.h:646 [inline]
folio_prealloc mm/memory.c:1067 [inline]
wp_page_copy mm/memory.c:3367 [inline]
do_wp_page+0x1095/0x4670 mm/memory.c:3759
handle_pte_fault mm/memory.c:5817 [inline]
__handle_mm_fault+0x1ade/0x2a40 mm/memory.c:5944
handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6112
do_user_addr_fault+0x7a3/0x13f0 arch/x86/mm/fault.c:1389
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0010:__put_user_nocheck_4+0x7/0x20 arch/x86/lib/putuser.S:97
Code: d9 0f 01 cb 89 01 31 c9 0f 01 ca c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 0f 01 cb <89> 01 31 c9 0f 01 ca c3 cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00
RSP: 0018:ffffc900035079f8 EFLAGS: 00050246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000020304030
RDX: 0000000000080000 RSI: ffffffff89051de4 RDI: 0000000000000005
RBP: ffffc90003507d98 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000020304000 R14: ffffc90003507ddc R15: 0000000000000002
____sys_recvmsg+0x2ef/0x6b0 net/socket.c:2816
___sys_recvmsg+0x115/0x1a0 net/socket.c:2845
do_recvmmsg+0x2f8/0x740 net/socket.c:2940
__sys_recvmmsg net/socket.c:3014 [inline]
__do_sys_recvmmsg net/socket.c:3037 [inline]
__se_sys_recvmmsg net/socket.c:3030 [inline]
__x64_sys_recvmmsg+0x239/0x290 net/socket.c:3030
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f68ea785d29
RSP: 002b:00007f68eb56b038 EFLAGS: 00000246 ORIG_RAX: 000000000000012b
RAX: ffffffffffffffda RBX: 00007f68ea976080 RCX: 00007f68ea785d29
RDX: 0000000000010106 RSI: 00000000200000c0 RDI: 0000000000000004
RBP: 00007f68ea801b08 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f68ea976080 R15: 00007ffcdd29e968
rcu: rcu_preempt kthread starved for 7136 jiffies! g12277 f0x0 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:27488 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6852
schedule_timeout+0x124/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1eb/0xb00 kernel/rcu/tree.c:2024
rcu_gp_kthread+0x271/0x380 kernel/rcu/tree.c:2226
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 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:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt+0x1a/0x20 drivers/acpi/processor_idle.c:111
net_ratelimit: 37511 callbacks suppressed
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:9f:2e:65:d5:30, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:9f:2e:65:d5:30, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
net_ratelimit: 39683 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:9f:2e:65:d5:30, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:9f:2e:65:d5:30, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:9f:2e:65:d5:30, vlan:0)
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0)