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) rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P17304/1:b..l rcu: (detected by 1, t=10502 jiffies, g=75769, q=1249 ncpus=1) task:syz.0.3058 state:R running task stack:26880 pid:17304 tgid:17303 ppid:13663 task_flags:0x400140 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5378 [inline] __schedule+0xf43/0x5890 kernel/sched/core.c:6765 preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7087 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_is_held_type+0x107/0x150 kernel/locking/lockdep.c:5928 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 3c 65 ad 74 83 f8 01 75 2d 9c 58 f6 c4 02 75 43 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 ed eb RSP: 0018:ffffc9000595f778 EFLAGS: 00000286 RAX: 0000000000000046 RBX: ffff88802e1164f0 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8b6cf100 RDI: ffffffff8bd34a20 RBP: ffffffff8e1bccc0 R08: 0000000000000000 R09: fffffbfff2dd7d98 R10: ffffffff96ebecc7 R11: 0000000000000000 R12: ffff88802e115a00 R13: 0000000000000001 R14: 00000000ffffffff R15: 0000000000000000 get_mem_cgroup_from_mm+0x144/0x5f0 mm/memcontrol.c:945 __mem_cgroup_charge+0x1a/0x1e0 mm/memcontrol.c:4504 mem_cgroup_charge include/linux/memcontrol.h:644 [inline] filemap_add_folio+0x89/0x220 mm/filemap.c:976 __filemap_get_folio+0x518/0xbd0 mm/filemap.c:1980 __iomap_get_folio fs/iomap/buffered-io.c:754 [inline] iomap_write_begin+0x693/0x1660 fs/iomap/buffered-io.c:797 iomap_write_iter fs/iomap/buffered-io.c:955 [inline] iomap_file_buffered_write+0x419/0xc70 fs/iomap/buffered-io.c:1039 blkdev_buffered_write block/fops.c:690 [inline] blkdev_write_iter+0x574/0xdd0 block/fops.c:749 new_sync_write fs/read_write.c:586 [inline] vfs_write+0x5ae/0x1150 fs/read_write.c:679 ksys_write+0x12b/0x250 fs/read_write.c:731 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: 0033:0x7f71c318d169 RSP: 002b:00007f71c3f03038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f71c33a5fa0 RCX: 00007f71c318d169 RDX: 000000007fffffff RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007f71c320e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f71c33a5fa0 R15: 00007ffd545bfd98 net_ratelimit: 19078 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:0c, vlan:0) bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:8f:15:dc:38:45, 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 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:86:8f:15:dc:38:45, 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 bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0) net_ratelimit: 20685 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 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) bridge0: received packet on veth0_to_bridge with own address as source address (addr:86:8f:15:dc:38:45, 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 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:86:8f:15:dc:38:45, 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)