bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P15064/1:b..l rcu: (detected by 0, t=10502 jiffies, g=89901, q=2264 ncpus=2) task:udevd state:R running task stack:27328 pid:15064 tgid:15064 ppid:5219 task_flags:0x40014c flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6961 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7288 irqentry_exit+0x36/0x90 kernel/entry/common.c:197 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:rcu_lock_acquire include/linux/rcupdate.h:331 [inline] RIP: 0010:rcu_read_lock include/linux/rcupdate.h:841 [inline] RIP: 0010:class_rcu_constructor include/linux/rcupdate.h:1155 [inline] RIP: 0010:unwind_next_frame+0xae/0x20a0 arch/x86/kernel/unwind_orc.c:479 Code: 48 89 04 24 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 38 18 00 00 49 8b 45 38 48 89 44 24 10 e8 72 b8 35 00 <31> d2 45 31 c9 45 31 c0 48 8d 05 00 00 00 00 50 b9 02 00 00 00 31 RSP: 0018:ffffc90014997440 EFLAGS: 00000293 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffc90014997548 RDX: 0000000000000000 RSI: ffffffff81a6dfae RDI: ffff88807af0ccc4 RBP: ffffc900149974f8 R08: 0000000000000001 R09: 0000000000000000 R10: ffffc900149974b0 R11: 00000000000061ee R12: ffffffff81a6dc20 R13: ffffc900149974b0 R14: 0000000000000000 R15: ffff88807af0c880 arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122 save_stack+0x160/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x84/0x1a0 mm/page_owner.c:308 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] free_unref_folios+0xa61/0x16b0 mm/page_alloc.c:2952 folios_put_refs+0x56f/0x740 mm/swap.c:997 free_pages_and_swap_cache+0x245/0x4a0 mm/swap_state.c:264 __tlb_batch_free_encoded_pages+0xf9/0x290 mm/mmu_gather.c:136 tlb_batch_pages_flush mm/mmu_gather.c:149 [inline] tlb_flush_mmu_free mm/mmu_gather.c:397 [inline] tlb_flush_mmu mm/mmu_gather.c:404 [inline] tlb_finish_mmu+0x168/0x7c0 mm/mmu_gather.c:497 exit_mmap+0x403/0xb90 mm/mmap.c:1293 __mmput+0x12a/0x410 kernel/fork.c:1130 mmput+0x62/0x70 kernel/fork.c:1152 exit_mm kernel/exit.c:582 [inline] do_exit+0x7c7/0x2bf0 kernel/exit.c:949 do_group_exit+0xd3/0x2a0 kernel/exit.c:1102 __do_sys_exit_group kernel/exit.c:1113 [inline] __se_sys_exit_group kernel/exit.c:1111 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1111 x64_sys_call+0x14fa/0x1720 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcb866f16c5 RSP: 002b:00007ffdcd0ec918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000055f95931c900 RCX: 00007fcb866f16c5 RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000 RBP: 000055f9590b62c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdcd0ec960 R14: 0000000000000000 R15: 0000000000000000 rcu: rcu_preempt kthread starved for 10445 jiffies! g89901 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 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:28072 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5357 [inline] __schedule+0x1190/0x5de0 kernel/sched/core.c:6961 __schedule_loop kernel/sched/core.c:7043 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:7058 schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x1ea/0xb00 kernel/rcu/tree.c:2083 rcu_gp_kthread+0x270/0x380 kernel/rcu/tree.c:2285 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:unwind_next_frame+0x3cf/0x20a0 arch/x86/kernel/unwind_orc.c:678 Code: a3 15 00 00 41 c6 45 34 01 48 b8 00 00 00 00 00 fc ff df 4c 89 ea 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e fc 14 00 00 <41> c7 45 00 00 00 00 00 31 ed e8 d2 88 28 0a 85 c0 0f 85 9b 06 00 RSP: 0018:ffffc90000a07eb8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff913f24b2 RDX: 1ffff92000140fe5 RSI: 0000000000000000 RDI: ffffffff90bb2f80 RBP: ffffc90000a07f70 R08: ffffffff913f24c4 R09: 0000000000000000 R10: ffffc90000a07f28 R11: 0000000000005cbf R12: ffffc90000a07f78 R13: ffffc90000a07f28 R14: ffffc90000a07f5d R15: ffffffff913f24b7 FS: 0000000000000000(0000) GS:ffff8881247bc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdd7d7b7c0 CR3: 0000000074712000 CR4: 00000000003526f0 Call Trace: arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:330 [inline] __kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:356 kasan_slab_alloc include/linux/kasan.h:250 [inline] slab_post_alloc_hook mm/slub.c:4180 [inline] slab_alloc_node mm/slub.c:4229 [inline] kmem_cache_alloc_noprof+0x1cb/0x3b0 mm/slub.c:4236 skb_clone+0x190/0x3f0 net/core/skbuff.c:2049 deliver_clone net/bridge/br_forward.c:125 [inline] maybe_deliver+0xd4/0x180 net/bridge/br_forward.c:190 br_flood+0x17c/0x650 net/bridge/br_forward.c:237 br_handle_frame_finish+0xf2d/0x1ca0 net/bridge/br_input.c:221 br_nf_hook_thresh+0x307/0x410 net/bridge/br_netfilter_hooks.c:1170 br_nf_pre_routing_finish_ipv6+0x76a/0xfb0 net/bridge/br_netfilter_ipv6.c:154 NF_HOOK include/linux/netfilter.h:318 [inline] br_nf_pre_routing_ipv6+0x3cd/0x8c0 net/bridge/br_netfilter_ipv6.c:184 br_nf_pre_routing+0x860/0x15b0 net/bridge/br_netfilter_hooks.c:508 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_bridge_pre net/bridge/br_input.c:283 [inline] br_handle_frame+0xad8/0x14b0 net/bridge/br_input.c:434 __netif_receive_skb_core.constprop.0+0xa25/0x48c0 net/core/dev.c:5866 __netif_receive_skb_one_core+0xb0/0x1e0 net/core/dev.c:5977 __netif_receive_skb+0x1d/0x160 net/core/dev.c:6092 process_backlog+0x442/0x15e0 net/core/dev.c:6444 __napi_poll.constprop.0+0xba/0x550 net/core/dev.c:7494 napi_poll net/core/dev.c:7557 [inline] net_rx_action+0xa9f/0xfe0 net/core/dev.c:7684 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0x109/0x170 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline] sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1050 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:82 Code: 7c 62 02 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 66 90 0f 00 2d d3 92 16 00 fb f4 4c 09 03 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffc90000197df8 EFLAGS: 000002c2 RAX: 0000000007068364 RBX: 0000000000000001 RCX: ffffffff8b937c29 RDX: ffffed10170a6656 RSI: ffffffff8c162680 RDI: ffffffff819133c1 RBP: ffffed1003c5c488 R08: 0000000000000000 R09: ffffed10170a6655 R10: ffff8880b85332ab R11: 0000000000000001 R12: 0000000000000001 R13: ffff88801e2e2440 R14: ffffffff90ab3b90 R15: 0000000000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:107 [inline] default_idle+0x13/0x20 arch/x86/kernel/process.c:757 default_idle_call+0x6d/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:190 [inline] do_idle+0x391/0x510 kernel/sched/idle.c:330 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:428 start_secondary+0x21d/0x2b0 arch/x86/kernel/smpboot.c:315 common_startup_64+0x13e/0x148 net_ratelimit: 64024 callbacks suppressed 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) net_ratelimit: 64280 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) net_ratelimit: 64776 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 64415 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 63952 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 64033 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64037 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64156 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 64596 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 3422 Comm: kworker/R-bat_e Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Workqueue: bat_events batadv_tt_purge RIP: 0010:unwind_get_return_address+0x0/0xa0 arch/x86/kernel/unwind_orc.c:365 Code: 2f ff ff ff e8 41 09 b7 00 eb a8 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 48 89 fa 55 48 c1 ea 03 RSP: 0018:ffffc900000068b0 EFLAGS: 00000202 RAX: 0000000000000002 RBX: ffffc900000068b8 RCX: ffffc90000008001 RDX: 0000000000000000 RSI: ffffffff8c162680 RDI: ffffc900000068b8 RBP: ffffc90000006948 R08: 0000000000000001 R09: 0000000000000000 R10: ffffc900000068b8 R11: 0000000000096ff6 R12: ffffffff81a6dc20 R13: ffffc90000006978 R14: 0000000000000000 R15: ffff888032082440 FS: 0000000000000000(0000) GS:ffff8881246bc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055f9592f0be0 CR3: 000000005fbbe000 CR4: 00000000003526f0 Call Trace: arch_stack_walk+0xa6/0x100 arch/x86/kernel/stacktrace.c:26 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576 poison_slab_object mm/kasan/common.c:243 [inline] __kasan_slab_free+0x60/0x70 mm/kasan/common.c:275 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2417 [inline] slab_free mm/slub.c:4680 [inline] kmem_cache_free+0x2d1/0x4d0 mm/slub.c:4782 __skb_ext_put+0x102/0x2c0 net/core/skbuff.c:7153 __skb_ext_del+0xf3/0x340 net/core/skbuff.c:7120 skb_ext_del include/linux/skbuff.h:4927 [inline] nf_bridge_info_free net/bridge/br_netfilter_hooks.c:156 [inline] br_nf_dev_queue_xmit+0x7b7/0x2a80 net/bridge/br_netfilter_hooks.c:922 NF_HOOK include/linux/netfilter.h:318 [inline] NF_HOOK include/linux/netfilter.h:312 [inline] br_nf_post_routing+0x8e7/0x1190 net/bridge/br_netfilter_hooks.c:969 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_slow+0xbe/0x200 net/netfilter/core.c:623 nf_hook+0x45e/0x780 include/linux/netfilter.h:273 NF_HOOK include/linux/netfilter.h:316 [inline] br_forward_finish+0xcd/0x130 net/bridge/br_forward.c:66 br_nf_hook_thresh+0x307/0x410 net/bridge/br_netfilter_hooks.c:1170 br_nf_forward_finish+0x66a/0xba0 net/bridge/br_netfilter_hooks.c:665 NF_HOOK include/linux/netfilter.h:318 [inline] NF_HOOK include/linux/netfilter.h:312 [inline] br_nf_forward_ip.part.0+0x609/0x810 net/bridge/br_netfilter_hooks.c:719 br_nf_forward_ip net/bridge/br_netfilter_hooks.c:679 [inline] br_nf_forward+0xf0f/0x1be0 net/bridge/br_netfilter_hooks.c:776 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_slow+0xbe/0x200 net/netfilter/core.c:623 nf_hook+0x45e/0x780 include/linux/netfilter.h:273 NF_HOOK include/linux/netfilter.h:316 [inline] __br_forward+0x1be/0x5b0 net/bridge/br_forward.c:115 deliver_clone net/bridge/br_forward.c:131 [inline] maybe_deliver+0xf1/0x180 net/bridge/br_forward.c:190 br_flood+0x17c/0x650 net/bridge/br_forward.c:237 br_handle_frame_finish+0xf2d/0x1ca0 net/bridge/br_input.c:221 br_nf_hook_thresh+0x307/0x410 net/bridge/br_netfilter_hooks.c:1170 br_nf_pre_routing_finish_ipv6+0x76a/0xfb0 net/bridge/br_netfilter_ipv6.c:154 NF_HOOK include/linux/netfilter.h:318 [inline] br_nf_pre_routing_ipv6+0x3cd/0x8c0 net/bridge/br_netfilter_ipv6.c:184 br_nf_pre_routing+0x860/0x15b0 net/bridge/br_netfilter_hooks.c:508 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_bridge_pre net/bridge/br_input.c:283 [inline] br_handle_frame+0xad8/0x14b0 net/bridge/br_input.c:434 __netif_receive_skb_core.constprop.0+0xa25/0x48c0 net/core/dev.c:5866 __netif_receive_skb_one_core+0xb0/0x1e0 net/core/dev.c:5977 __netif_receive_skb+0x1d/0x160 net/core/dev.c:6092 process_backlog+0x442/0x15e0 net/core/dev.c:6444 __napi_poll.constprop.0+0xba/0x550 net/core/dev.c:7494 napi_poll net/core/dev.c:7557 [inline] net_rx_action+0xa9f/0xfe0 net/core/dev.c:7684 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 do_softirq kernel/softirq.c:480 [inline] do_softirq+0xb2/0xf0 kernel/softirq.c:467 __local_bh_enable_ip+0x100/0x120 kernel/softirq.c:407 spin_unlock_bh include/linux/spinlock.h:396 [inline] batadv_tt_global_purge net/batman-adv/translation-table.c:2250 [inline] batadv_tt_purge+0x25f/0xb80 net/batman-adv/translation-table.c:3510 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236 process_scheduled_works kernel/workqueue.c:3319 [inline] rescuer_thread+0x620/0xea0 kernel/workqueue.c:3496 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 net_ratelimit: 64527 callbacks suppressed 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) net_ratelimit: 63946 callbacks suppressed bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 63993 callbacks suppressed bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64696 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64607 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:1b, vlan:0) net_ratelimit: 64013 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 63977 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64116 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64114 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 63957 callbacks suppressed bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 64028 callbacks suppressed bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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: 64019 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 63942 callbacks suppressed 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) net_ratelimit: 64026 callbacks suppressed 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) net_ratelimit: 64037 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) net_ratelimit: 64337 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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: 64951 callbacks suppressed bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, 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 veth0_to_bridge with own address as source address (addr:92:af:82:04:95:88, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) kworker/R-bat_e: page allocation failure: order:0, mode:0x40820(GFP_ATOMIC|__GFP_COMP), nodemask=(null),cpuset= cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 /,mems_allowed=0-1 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 CPU: 0 UID: 0 PID: 3422 Comm: kworker/R-bat_e Not tainted 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) Workqueue: bat_events batadv_tt_purge cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 Call Trace: node 0: slabs: 165354, objs: 2645664, free: 0 __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120 node 1: slabs: 479509, objs: 7672144, free: 0 warn_alloc+0x248/0x3a0 mm/page_alloc.c:3932 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 __alloc_pages_slowpath mm/page_alloc.c:4888 [inline] __alloc_frozen_pages_noprof+0xea2/0x23f0 mm/page_alloc.c:5161 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) alloc_pages_mpol+0x1fb/0x550 mm/mempolicy.c:2416 cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 alloc_slab_page mm/slub.c:2487 [inline] allocate_slab mm/slub.c:2663 [inline] new_slab+0x265/0x330 mm/slub.c:2709 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 ___slab_alloc+0xcf2/0x1740 mm/slub.c:3891 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 __slab_alloc.constprop.0+0x56/0xb0 mm/slub.c:3981 __slab_alloc_node mm/slub.c:4056 [inline] slab_alloc_node mm/slub.c:4217 [inline] kmem_cache_alloc_noprof+0xef/0x3b0 mm/slub.c:4236 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) skb_ext_maybe_cow net/core/skbuff.c:6994 [inline] skb_ext_add+0xf8/0x7a0 net/core/skbuff.c:7068 cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 nf_bridge_unshare net/bridge/br_netfilter_hooks.c:169 [inline] br_nf_forward_ip.part.0+0x28/0x810 net/bridge/br_netfilter_hooks.c:684 br_nf_forward_ip net/bridge/br_netfilter_hooks.c:679 [inline] br_nf_forward+0xf0f/0x1be0 net/bridge/br_netfilter_hooks.c:776 SLUB: Unable to allocate memory on CPU 1 (of node 0) on node -1, gfp=0x820(GFP_ATOMIC) cache: skbuff_ext_cache, object size: 184, buffer size: 256, default order: 0, min order: 0 node 0: slabs: 165354, objs: 2645664, free: 0 node 1: slabs: 479509, objs: 7672144, free: 0 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_slow+0xbe/0x200 net/netfilter/core.c:623 nf_hook+0x45e/0x780 include/linux/netfilter.h:273 NF_HOOK include/linux/netfilter.h:316 [inline] __br_forward+0x1be/0x5b0 net/bridge/br_forward.c:115 deliver_clone net/bridge/br_forward.c:131 [inline] br_flood+0x39c/0x650 net/bridge/br_forward.c:249 br_handle_frame_finish+0xf2d/0x1ca0 net/bridge/br_input.c:221 br_nf_hook_thresh+0x307/0x410 net/bridge/br_netfilter_hooks.c:1170 br_nf_pre_routing_finish_ipv6+0x76a/0xfb0 net/bridge/br_netfilter_ipv6.c:154 NF_HOOK include/linux/netfilter.h:318 [inline] br_nf_pre_routing_ipv6+0x3cd/0x8c0 net/bridge/br_netfilter_ipv6.c:184 br_nf_pre_routing+0x860/0x15b0 net/bridge/br_netfilter_hooks.c:508 nf_hook_entry_hookfn include/linux/netfilter.h:158 [inline] nf_hook_bridge_pre net/bridge/br_input.c:283 [inline] br_handle_frame+0xad8/0x14b0 net/bridge/br_input.c:434 __netif_receive_skb_core.constprop.0+0xa25/0x48c0 net/core/dev.c:5866 __netif_receive_skb_one_core+0xb0/0x1e0 net/core/dev.c:5977 __netif_receive_skb+0x1d/0x160 net/core/dev.c:6092 process_backlog+0x442/0x15e0 net/core/dev.c:6444 __napi_poll.constprop.0+0xba/0x550 net/core/dev.c:7494 napi_poll net/core/dev.c:7557 [inline] net_rx_action+0xa9f/0xfe0 net/core/dev.c:7684 handle_softirqs+0x216/0x8e0 kernel/softirq.c:579 do_softirq kernel/softirq.c:480 [inline] do_softirq+0xb2/0xf0 kernel/softirq.c:467 __local_bh_enable_ip+0x100/0x120 kernel/softirq.c:407 spin_unlock_bh include/linux/spinlock.h:396 [inline] batadv_tt_global_purge net/batman-adv/translation-table.c:2250 [inline] batadv_tt_purge+0x25f/0xb80 net/batman-adv/translation-table.c:3510 process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3236 process_scheduled_works kernel/workqueue.c:3319 [inline] rescuer_thread+0x620/0xea0 kernel/workqueue.c:3496 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Mem-Info: active_anon:5352 inactive_anon:0 isolated_anon:0 active_file:19783 inactive_file:41015 isolated_file:0 unevictable:768 dirty:130 writeback:50 slab_reclaimable:10183 slab_unreclaimable:1360437 mapped:30221 shmem:1373 pagetables:1152 sec_pagetables:0 bounce:0 kernel_misc_reclaimable:0 free:10845 free_pcp:45550 free_cma:0 Node 0 active_anon:21408kB inactive_anon:0kB active_file:79132kB inactive_file:163860kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:120884kB dirty:520kB writeback:200kB shmem:3956kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:11676kB pagetables:4488kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:200kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:1536kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:48kB pagetables:120kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB Node 0 DMA free:10000kB boost:0kB min:208kB low:260kB high:312kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:144kB local_pcp:132kB free_cma:0kB lowmem_reserve[]: 0 2479 2481 2481 2481 Node 0 DMA32 free:12524kB boost:76660kB min:110736kB low:119252kB high:127768kB reserved_highatomic:8192KB free_highatomic:0KB active_anon:21384kB inactive_anon:0kB active_file:79132kB inactive_file:162544kB unevictable:1536kB writepending:720kB present:3129332kB managed:2539396kB mlocked:0kB bounce:0kB free_pcp:168376kB local_pcp:54824kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:0kB boost:0kB min:16kB low:20kB high:24kB reserved_highatomic:0KB free_highatomic:0KB active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:1316kB unevictable:0kB writepending:0kB present:1048580kB managed:1388kB mlocked:0kB bounce:0kB free_pcp:28kB local_pcp:28kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:20856kB boost:0kB min:55804kB low:69752kB high:83700kB reserved_highatomic:8192KB free_highatomic:724KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:200kB unevictable:1536kB writepending:0kB present:4194300kB managed:4111100kB mlocked:0kB bounce:0kB free_pcp:13652kB local_pcp:5064kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 1*256kB (U) 1*512kB (U) 1*1024kB (U) 2*2048kB (UM) 1*4096kB (M) = 9992kB Node 0 DMA32: 1*4kB (M) 1*8kB (M) 1*16kB (M) 1*32kB (M) 63*64kB (M) 59*128kB (ME) 3*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 12412kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 1*4kB (H) 5*8kB (ME) 11*16kB (MEH) 8*32kB (UME) 7*64kB (UMEH) 3*128kB (MEH) 2*256kB (M) 3*512kB (MH) 3*1024kB (UME) 1*2048kB (E) 3*4096kB (M) = 20764kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB 62168 total pagecache pages 0 pages in swap cache Free swap = 124996kB Total swap = 124996kB 2097051 pages RAM 0 pages HighMem/MovableOnly 430240 pages reserved 0 pages cma reserved