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): P33/1:b..l rcu: (detected by 0, t=10503 jiffies, g=17761, q=2314 ncpus=2) task:kworker/R-write state:R running task stack:23512 pid:33 tgid:33 ppid:2 task_flags:0x4248060 flags:0x00080000 Workqueue: writeback wb_workfn (flush-8:0) Call Trace: context_switch kernel/sched/core.c:5256 [inline] __schedule+0x1139/0x6150 kernel/sched/core.c:6863 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7190 irqentry_exit+0x1d8/0x8c0 kernel/entry/common.c:216 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697 RIP: 0010:__sanitizer_cov_trace_const_cmp2+0x13/0x20 kernel/kcov.c:307 Code: ff 66 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 0c 24 0f b7 d6 0f b7 f7 bf 03 00 00 00 58 fe ff ff 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc90000a96678 EFLAGS: 00000293 RAX: 0000000000000000 RBX: ffff88801c821200 RCX: ffffffff8231d0ff RDX: 0000000000000003 RSI: 000000000000001f RDI: 0000000000000003 RBP: 0000000000000008 R08: 0000000000000007 R09: 0000000000000000 R10: 00000000000006a0 R11: ffff88801faa0b30 R12: 00000000023e03aa R13: 0000000000000008 R14: 00000000000286a0 R15: 0000000000000003 __update_page_owner_free_handle.constprop.0+0x12f/0x4a0 mm/page_owner.c:284 __reset_page_owner+0x93/0x1a0 mm/page_owner.c:321 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1395 [inline] __free_frozen_pages+0x7df/0x1170 mm/page_alloc.c:2943 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x4c/0xf0 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:349 kasan_slab_alloc include/linux/kasan.h:252 [inline] slab_post_alloc_hook mm/slub.c:4953 [inline] slab_alloc_node mm/slub.c:5263 [inline] kmem_cache_alloc_noprof+0x25e/0x770 mm/slub.c:5270 journal_alloc_journal_head fs/jbd2/journal.c:2845 [inline] jbd2_journal_add_journal_head+0x1e5/0x670 fs/jbd2/journal.c:2913 jbd2_journal_get_write_access+0x1c6/0x280 fs/jbd2/transaction.c:1238 __ext4_journal_get_write_access+0x6a/0x340 fs/ext4/ext4_jbd2.c:241 ext4_mb_mark_context+0x175/0xda0 fs/ext4/mballoc.c:4103 ext4_mb_mark_diskspace_used+0x466/0x8c0 fs/ext4/mballoc.c:4233 ext4_mb_new_blocks+0xa31/0x4da0 fs/ext4/mballoc.c:6335 ext4_ext_map_blocks+0x1c3f/0x5f10 fs/ext4/extents.c:4383 ext4_map_create_blocks fs/ext4/inode.c:613 [inline] ext4_map_blocks+0x573/0x1350 fs/ext4/inode.c:816 mpage_map_one_extent fs/ext4/inode.c:2380 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2474 [inline] ext4_do_writepages+0x1fa9/0x3c80 fs/ext4/inode.c:2932 ext4_writepages+0x37a/0x7d0 fs/ext4/inode.c:3026 do_writepages+0x27a/0x600 mm/page-writeback.c:2598 __writeback_single_inode+0x168/0x14a0 fs/fs-writeback.c:1737 writeback_sb_inodes+0x72e/0x1ce0 fs/fs-writeback.c:2030 __writeback_inodes_wb+0xf8/0x2d0 fs/fs-writeback.c:2107 writeback_inodes_wb.constprop.0+0x115/0x1e0 fs/fs-writeback.c:2137 wb_workfn+0x9d7/0xbb0 fs/fs-writeback.c:2412 process_one_work+0x9ba/0x1b20 kernel/workqueue.c:3257 process_scheduled_works kernel/workqueue.c:3340 [inline] rescuer_thread+0x8c5/0xf10 kernel/workqueue.c:3528 kthread+0x3c5/0x780 kernel/kthread.c:463 ret_from_fork+0x983/0xb10 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 net_ratelimit: 8758 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 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:1b, 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:1b, vlan:0) net_ratelimit: 9611 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 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:1b, 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:1b, vlan:0)