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:96:05:1a:65:ae:2e, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5505/1:b..l P9381/1:b..l P5852/1:b..l P9386/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=38577, q=249 ncpus=2)
task:syz-executor    state:R  running task     stack:27048 pid:9386  tgid:9386  ppid:5856   task_flags:0x400040 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1b88/0x5240 kernel/sched/core.c:6767
 preempt_schedule_irq+0xfe/0x1c0 kernel/sched/core.c:7090
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_release+0x0/0x3e0 kernel/locking/lockdep.c:5874
Code: 76 d1 a1 03 48 8b 7c 24 18 e9 92 f9 ff ff 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 55 41 57 41 56 41 55 41 54 53 48 83 ec 30 48 89 f5 49
RSP: 0018:ffffc90004f0f420 EFLAGS: 00000202
RAX: 0000000000000001 RBX: ffffc90004f0f500 RCX: ffff888026688000
RDX: dffffc0000000000 RSI: ffffffff816dfbc8 RDI: ffffffff8ed3dfa0
RBP: dffffc0000000001 R08: ffffc90004f0fcd0 R09: 0000000000000000
R10: ffffc90004f0f550 R11: fffff520009e1eac R12: ffffc90004f0f510
R13: dffffc0000000000 R14: ffffc90004f0fce0 R15: ffffffff816dfbc8
 rcu_lock_release include/linux/rcupdate.h:341 [inline]
 rcu_read_unlock include/linux/rcupdate.h:871 [inline]
 class_rcu_destructor include/linux/rcupdate.h:1155 [inline]
 unwind_next_frame+0x1a9f/0x23b0 arch/x86/kernel/unwind_orc.c:680
 arch_stack_walk+0x11e/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x11a/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfc/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x76/0x1e0 mm/page_owner.c:308
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2680
 __slab_free+0x2c6/0x390 mm/slub.c:4557
 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_kmalloc+0x23/0xb0 mm/kasan/common.c:385
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __do_kmalloc_node mm/slub.c:4331 [inline]
 __kmalloc_noprof+0x28e/0x4d0 mm/slub.c:4343
 kmalloc_noprof include/linux/slab.h:909 [inline]
 tomoyo_realpath_from_path+0xcf/0x5e0 security/tomoyo/realpath.c:251
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_path_perm+0x2be/0x640 security/tomoyo/file.c:822
 tomoyo_path_symlink+0xe0/0x120 security/tomoyo/tomoyo.c:212
 security_path_symlink+0x16f/0x370 security/security.c:1984
 do_symlinkat+0x13c/0x3d0 fs/namei.c:4712
 __do_sys_symlinkat fs/namei.c:4730 [inline]
 __se_sys_symlinkat fs/namei.c:4727 [inline]
 __x64_sys_symlinkat+0x95/0xb0 fs/namei.c:4727
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd3ff8d6e7
RSP: 002b:00007fbd402dfda8 EFLAGS: 00000202 ORIG_RAX: 000000000000010a
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd3ff8d6e7
RDX: 00007fbd400122c8 RSI: 00000000ffffff9c RDI: 00007fbd402dfe40
RBP: 00007fbd402dfdec R08: 0000000000000017 R09: 00007fbd402dfaf7
R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000d9
R13: 0000000000000038 R14: 000000000004bf50 R15: 00007fbd402dfe40
 </TASK>
task:syz-executor    state:R  running task     stack:20520 pid:5852  tgid:5852  ppid:5832   task_flags:0x400140 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1b88/0x5240 kernel/sched/core.c:6767
 preempt_schedule_irq+0xfe/0x1c0 kernel/sched/core.c:7090
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x195f/0x23b0 arch/x86/kernel/unwind_orc.c:665
Code: 27 7a bf 00 4d 39 f7 0f 87 f9 01 00 00 49 8b 04 24 4c 39 f0 0f 86 ec 01 00 00 49 8d 4e 08 4c 39 f9 0f 86 df 01 00 00 48 39 c1 <4c> 8b 7c 24 48 0f 87 e3 00 00 00 4c 3b b4 24 98 00 00 00 0f 87 d5
RSP: 0018:ffffc9000405f768 EFLAGS: 00000283
RAX: ffffc90004060000 RBX: ffffc9000405f840 RCX: ffffc9000405fe40
RDX: dffffc0000000000 RSI: ffffc90004058000 RDI: ffffc9000405f848
RBP: dffffc0000000001 R08: ffffc9000405fe28 R09: 0000000000000000
R10: ffffc9000405f890 R11: fffff5200080bf14 R12: ffffc9000405f850
R13: dffffc0000000000 R14: ffffc9000405fe38 R15: ffffc90004058000
 arch_stack_walk+0x11e/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x11a/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfc/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x76/0x1e0 mm/page_owner.c:308
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2680
 discard_slab mm/slub.c:2720 [inline]
 __put_partials+0x160/0x1c0 mm/slub.c:3189
 put_cpu_partial+0x17e/0x250 mm/slub.c:3264
 __slab_free+0x294/0x390 mm/slub.c:4516
 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:4151 [inline]
 slab_alloc_node mm/slub.c:4200 [inline]
 kmem_cache_alloc_noprof+0x1e1/0x390 mm/slub.c:4207
 getname_flags+0xb7/0x530 fs/namei.c:146
 user_path_at+0x24/0x60 fs/namei.c:3084
 ksys_umount fs/namespace.c:2164 [inline]
 __do_sys_umount fs/namespace.c:2172 [inline]
 __se_sys_umount fs/namespace.c:2170 [inline]
 __x64_sys_umount+0xf0/0x170 fs/namespace.c:2170
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd6e718f497
RSP: 002b:00007fd6e74decb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: ffffffffffffffda RBX: 00007fd6e7210854 RCX: 00007fd6e718f497
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fd6e74ded70
RBP: 00007fd6e74ded70 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007fd6e74dfe00
R13: 00007fd6e7210854 R14: 000000000004c216 R15: 00007fd6e74dfe40
 </TASK>
task:syz.2.1112      state:R  running task     stack:26152 pid:9381  tgid:9380  ppid:5853   task_flags:0x40044c flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1b88/0x5240 kernel/sched/core.c:6767
 preempt_schedule_irq+0xfe/0x1c0 kernel/sched/core.c:7090
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x167/0x2f0 arch/x86/include/asm/irqflags.h:-1
Code: c7 44 24 10 00 00 00 00 9c 8f 44 24 10 f7 44 24 10 00 02 00 00 0f 85 fd 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 65 48 8b 45 00 <48> 3b 44 24 38 0f 85 72 01 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc900054a7088 EFLAGS: 00000206
RAX: 6450b97a0794da00 RBX: ffffffff8ed3dfa0 RCX: 6450b97a0794da00
RDX: 0000000000000000 RSI: ffffffff8e4fde39 RDI: ffffffff8ca1b760
RBP: ffffffff9368d020 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000002 R14: 0000000000000246 R15: 0000000000000000
 rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
 rcu_read_lock include/linux/rcupdate.h:841 [inline]
 class_rcu_constructor include/linux/rcupdate.h:1155 [inline]
 unwind_next_frame+0xd5/0x23b0 arch/x86/kernel/unwind_orc.c:479
 arch_stack_walk+0x11e/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x11a/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfc/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x76/0x1e0 mm/page_owner.c:308
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2680
 discard_slab mm/slub.c:2720 [inline]
 __put_partials+0x160/0x1c0 mm/slub.c:3189
 put_cpu_partial+0x17e/0x250 mm/slub.c:3264
 __slab_free+0x294/0x390 mm/slub.c:4516
 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_kmalloc+0x23/0xb0 mm/kasan/common.c:385
 kasan_kmalloc include/linux/kasan.h:260 [inline]
 __kmalloc_cache_noprof+0x236/0x370 mm/slub.c:4362
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1039 [inline]
 kobject_uevent_env+0x28b/0x8e0 lib/kobject_uevent.c:540
 __kobject_del+0xd3/0x310 lib/kobject.c:601
 kobject_cleanup lib/kobject.c:680 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x245/0x480 lib/kobject.c:737
 bus_remove_driver+0x213/0x320 drivers/base/bus.c:749
 usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1732
 raw_release+0xf6/0x1e0 drivers/usb/gadget/legacy/raw_gadget.c:462
 __fput+0x3e9/0x9f0 fs/file_table.c:465
 task_work_run+0x251/0x310 kernel/task_work.c:227
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0xa11/0x27f0 kernel/exit.c:953
 do_group_exit+0x207/0x2c0 kernel/exit.c:1102
 get_signal+0x1696/0x1730 kernel/signal.c:3034
 arch_do_signal_or_restart+0x98/0x840 arch/x86/kernel/signal.c:337
 exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
 exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
 syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f72d958e169
RSP: 002b:00007f72d73f6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: 0000000000000000 RBX: 00007f72d97b5fa0 RCX: 00007f72d958e169
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 00007f72d9610a68 R08: 0000000000000000 R09: 0000000000000000
R10: 0000200000000080 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f72d97b5fa0 R15: 00007f72d98dfa28
 </TASK>
task:dhcpcd          state:R  running task     stack:21120 pid:5505  tgid:5505  ppid:5504   task_flags:0x400140 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5382 [inline]
 __schedule+0x1b88/0x5240 kernel/sched/core.c:6767
 preempt_schedule_irq+0xfe/0x1c0 kernel/sched/core.c:7090
 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x167/0x2f0 arch/x86/include/asm/irqflags.h:-1
Code: c7 44 24 10 00 00 00 00 9c 8f 44 24 10 f7 44 24 10 00 02 00 00 0f 85 fd 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 65 48 8b 45 00 <48> 3b 44 24 38 0f 85 72 01 00 00 48 83 c4 40 5b 41 5c 41 5d 41 5e
RSP: 0018:ffffc90002f67628 EFLAGS: 00000206
RAX: 3f55b33c23175e00 RBX: ffffffff8ed3dfa0 RCX: 3f55b33c23175e00
RDX: 0000000000000000 RSI: ffffffff8e4fde39 RDI: ffffffff8ca1b760
RBP: ffffffff9368d020 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000002 R14: 0000000000000246 R15: 0000000000000000
 rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
 rcu_read_lock include/linux/rcupdate.h:841 [inline]
 class_rcu_constructor include/linux/rcupdate.h:1155 [inline]
 unwind_next_frame+0xd5/0x23b0 arch/x86/kernel/unwind_orc.c:479
 arch_stack_walk+0x11e/0x150 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x11a/0x1d0 kernel/stacktrace.c:122
 save_stack+0xfc/0x1f0 mm/page_owner.c:156
 __reset_page_owner+0x76/0x1e0 mm/page_owner.c:308
 reset_page_owner include/linux/page_owner.h:25 [inline]
 free_pages_prepare mm/page_alloc.c:1262 [inline]
 __free_frozen_pages+0xde8/0x10a0 mm/page_alloc.c:2680
 discard_slab mm/slub.c:2720 [inline]
 __put_partials+0x160/0x1c0 mm/slub.c:3189
 put_cpu_partial+0x17e/0x250 mm/slub.c:3264
 __slab_free+0x294/0x390 mm/slub.c:4516
 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:4151 [inline]
 slab_alloc_node mm/slub.c:4200 [inline]
 kmem_cache_alloc_lru_noprof+0x1e5/0x390 mm/slub.c:4219
 sock_alloc_inode+0x28/0xc0 net/socket.c:309
 alloc_inode+0x69/0x1b0 fs/inode.c:346
 new_inode_pseudo include/linux/fs.h:3309 [inline]
 sock_alloc net/socket.c:622 [inline]
 __sock_create+0x127/0xa30 net/socket.c:1505
 sock_create net/socket.c:1599 [inline]
 __sys_socketpair+0x34f/0x720 net/socket.c:1750
 __do_sys_socketpair net/socket.c:1799 [inline]
 __se_sys_socketpair net/socket.c:1796 [inline]
 __x64_sys_socketpair+0x9b/0xb0 net/socket.c:1796
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9337373c0a
RSP: 002b:00007ffe64641b48 EFLAGS: 00000246 ORIG_RAX: 0000000000000035
RAX: ffffffffffffffda RBX: 0000557d368103e8 RCX: 00007f9337373c0a
RDX: 0000000000000000 RSI: 0000000000080802 RDI: 0000000000000001
RBP: 00007ffe64661fb8 R08: 00007ffe64641b70 R09: 0000557d368103b0
R10: 00007ffe64641b70 R11: 0000000000000246 R12: 00007ffe64661fb8
R13: 0000557d368103b0 R14: 0000000000000000 R15: 0000557d368103e4
 </TASK>
net_ratelimit: 7251 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:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, 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:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, vlan:0)
net_ratelimit: 6179 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, 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:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, 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:aa:aa:aa:aa:aa:0c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:96:05:1a:65:ae:2e, vlan:0)