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)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P29428/1:b..l P29424/1:b..l P29423/1:b..l
rcu: 	(detected by 0, t=10502 jiffies, g=195265, q=346 ncpus=2)
task:modprobe        state:R  running task     stack:27744 pid:29423 ppid:16075  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5343 [inline]
 __schedule+0xc9a/0x5880 kernel/sched/core.c:6669
 preempt_schedule_irq+0x52/0x90 kernel/sched/core.c:6981
 irqentry_exit+0x35/0x80 kernel/entry/common.c:433
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:rol32 include/linux/bitops.h:126 [inline]
RIP: 0010:jhash2 include/linux/jhash.h:129 [inline]
RIP: 0010:hash_stack lib/stackdepot.c:322 [inline]
RIP: 0010:__stack_depot_save+0xd3/0x510 lib/stackdepot.c:382
Code: c7 04 44 31 c7 29 f8 41 89 c0 89 f8 01 df c1 c0 06 44 31 c0 29 c3 41 89 d8 89 c3 01 f8 c1 c3 08 44 31 c3 41 89 d8 29 df 01 c3 <41> c1 c0 10 44 31 c7 41 89 f8 29 f8 01 df 41 c1 c8 0d 44 31 c0 41
RSP: 0018:ffffc90006bb7948 EFLAGS: 00000286
RAX: 00000000a6a6ef74 RBX: 00000000dd4416dd RCX: ffffc90006bb7a2c
RDX: 000000000000000d RSI: 0000000000000005 RDI: 00000000708fa105
RBP: ffffc90006bb79d8 R08: 00000000369d2769 R09: ffffffff8e7af697
R10: fffffbfff1cf5ed2 R11: 0000000000094001 R12: 0000000000000001
R13: 0000000000002800 R14: ffffc90006bb79d8 R15: 000000000000000d
 save_stack+0x15e/0x1e0 mm/page_owner.c:129
 __reset_page_owner+0x56/0x170 mm/page_owner.c:149
 reset_page_owner include/linux/page_owner.h:24 [inline]
 free_pages_prepare mm/page_alloc.c:1308 [inline]
 free_unref_page_prepare+0x62e/0xcb0 mm/page_alloc.c:2577
 free_unref_page+0x33/0x370 mm/page_alloc.c:2672
 __unfreeze_partials+0x17c/0x1a0 mm/slub.c:2636
 qlink_free mm/kasan/quarantine.c:166 [inline]
 qlist_free_all+0x6a/0x170 mm/kasan/quarantine.c:185
 kasan_quarantine_reduce+0x195/0x220 mm/kasan/quarantine.c:292
 __kasan_slab_alloc+0x63/0x90 mm/kasan/common.c:305
 kasan_slab_alloc include/linux/kasan.h:186 [inline]
 slab_post_alloc_hook mm/slab.h:711 [inline]
 slab_alloc_node mm/slub.c:3451 [inline]
 slab_alloc mm/slub.c:3459 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3466 [inline]
 kmem_cache_alloc+0x17c/0x3b0 mm/slub.c:3475
 getname_flags.part.0+0x50/0x4f0 fs/namei.c:140
 getname_flags+0x9e/0xe0 include/linux/audit.h:321
 vfs_fstatat+0x77/0xb0 fs/stat.c:275
 __do_sys_newfstatat+0x8a/0x110 fs/stat.c:446
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5a8d2c08a9
RSP: 002b:00007ffe3c3f9d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a8d2c08a9
RDX: 00007ffe3c3f9db0 RSI: 00007f5a8d2cb3d4 RDI: 0000000000000000
RBP: 00007ffe3c3f9e70 R08: 00007f5a8d2a30a0 R09: 00007f5a8d2d52a0
R10: 0000000000001000 R11: 0000000000000246 R12: 00007f5a8d2d52a0
R13: 00007ffe3c3f9ef8 R14: 00007f5a8d2d52a0 R15: 0000000000000001
 </TASK>
task:modprobe        state:R  running task     stack:27584 pid:29424 ppid:11444  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5343 [inline]
 __schedule+0xc9a/0x5880 kernel/sched/core.c:6669
 preempt_schedule_irq+0x52/0x90 kernel/sched/core.c:6981
 irqentry_exit+0x35/0x80 kernel/entry/common.c:433
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:write_comp_data+0x0/0x90 kernel/kcov.c:236
Code: 65 8b 15 9b 3f 7f 7e 81 e2 00 01 ff 00 75 10 65 48 8b 04 25 00 ba 03 00 48 8b 80 00 16 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 <65> 8b 05 71 3f 7f 7e 49 89 f1 89 c6 49 89 d2 81 e6 00 01 00 00 49
RSP: 0018:ffffc90006bc7688 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000002 RCX: ffffffff8a01e374
RDX: ffffffffffffffff RSI: 00007f761800cfff RDI: 0000000000000006
RBP: 00007f761800cfff R08: 0000000000000006 R09: 00007f761800cfff
R10: ffffffffffffffff R11: 0000000000094001 R12: 0000000000000001
R13: 0000000000000001 R14: ffffffffffffffff R15: ffff88803177fe10
 mas_validate_limits lib/maple_tree.c:7118 [inline]
 mt_validate+0x1ba4/0x41f0 lib/maple_tree.c:7210
 validate_mm_mt+0xa1/0x3f0 mm/mmap.c:314
 validate_mm+0xa0/0x290 mm/mmap.c:351
 do_vmi_align_munmap+0x1280/0x1640 mm/mmap.c:2472
 do_vmi_munmap+0x26e/0x2c0 mm/mmap.c:2527
 mmap_region+0x1f0/0x28e0 mm/mmap.c:2575
 do_mmap+0x837/0xf60 mm/mmap.c:1394
 vm_mmap_pgoff+0x1a2/0x3b0 mm/util.c:543
 ksys_mmap_pgoff+0x42b/0x5b0 mm/mmap.c:1440
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f7617ff7b74
RSP: 002b:00007ffe47be5a08 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007ffe47be5a48 RCX: 00007f7617ff7b74
RDX: 0000000000000005 RSI: 0000000000088000 RDI: 00007f7617f26000
RBP: 00007ffe47be5d70 R08: 0000000000000000 R09: 000000000000f000
R10: 0000000000000812 R11: 0000000000000246 R12: 00007f7617fda0c0
R13: 00007ffe47be5df8 R14: 000000000000ed80 R15: 0000000000000000
 </TASK>
task:modprobe        state:R  running task     stack:27544 pid:29428 ppid:28644  flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5343 [inline]
 __schedule+0xc9a/0x5880 kernel/sched/core.c:6669
 preempt_schedule_irq+0x52/0x90 kernel/sched/core.c:6981
 irqentry_exit+0x35/0x80 kernel/entry/common.c:433
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:200
Code: 66 d4 8f 02 66 0f 1f 44 00 00 f3 0f 1e fa 48 8b be b0 01 00 00 e8 b0 ff ff ff 31 c0 c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 <f3> 0f 1e fa 65 8b 05 3d 3a 7f 7e 89 c1 48 8b 34 24 81 e1 00 01 00
RSP: 0018:ffffc9000641f758 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000
RDX: ffff888013bad940 RSI: ffffffff817458ee RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000000 R12: ffffc9000641f7d8
R13: fffff52000c83efc R14: fffff52000c83efb R15: 0000000000000000
 __seqprop_raw_spinlock_sequence include/linux/seqlock.h:274 [inline]
 ktime_get_coarse_real_ts64+0xd4/0x200 kernel/time/timekeeping.c:2261
 current_time+0x79/0x2c0 fs/inode.c:2491
 atime_needs_update+0x33d/0x720 fs/inode.c:1951
 pick_link fs/namei.c:1781 [inline]
 step_into+0x128c/0x2030 fs/namei.c:1868
 walk_component+0xf5/0x5a0 fs/namei.c:2004
 link_path_walk.part.0+0x74e/0xd60 fs/namei.c:2325
 link_path_walk fs/namei.c:2249 [inline]
 path_lookupat+0xb7/0x840 fs/namei.c:2478
 filename_lookup+0x1d2/0x590 fs/namei.c:2508
 vfs_statx+0x14c/0x430 fs/stat.c:238
 vfs_fstatat+0x90/0xb0 fs/stat.c:276
 __do_sys_newfstatat+0x8a/0x110 fs/stat.c:446
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fedf82418a9
RSP: 002b:00007fff18c8c5b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 00007fedf8224000 RCX: 00007fedf82418a9
RDX: 00007fff18c8c660 RSI: 00007fff18c8c5c0 RDI: 00000000ffffff9c
RBP: 00007fff18c8c720 R08: 0000000000080000 R09: 00007fff18c8c5c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff18c8c5c0
R13: 0000000000000001 R14: 00007fedf8253a40 R15: 00000000ffffffff
 </TASK>
rcu: rcu_preempt kthread starved for 9907 jiffies! g195265 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:28408 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5343 [inline]
 __schedule+0xc9a/0x5880 kernel/sched/core.c:6669
 schedule+0xde/0x1a0 kernel/sched/core.c:6745
 schedule_timeout+0x14e/0x2b0 kernel/time/timer.c:2167
 rcu_gp_fqs_loop+0x190/0x910 kernel/rcu/tree.c:1609
 rcu_gp_kthread+0x23a/0x360 kernel/rcu/tree.c:1808
 kthread+0x344/0x440 kernel/kthread.c:379
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 29382 Comm: syz-executor.3 Not tainted 6.4.0-syzkaller-01406-ge8f75c0270d9 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:csd_lock_wait kernel/smp.c:296 [inline]
RIP: 0010:smp_call_function_many_cond+0x694/0x1720 kernel/smp.c:835
Code: 89 ee e8 8f 48 0b 00 85 ed 74 48 48 8b 44 24 08 49 89 c4 83 e0 07 49 c1 ec 03 48 89 c5 4d 01 f4 83 c5 03 e8 4e 4c 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 d1 0d 00 00 8b 43 08 31
RSP: 0018:ffffc9000647fa20 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9845060 RCX: 0000000000000000
RDX: ffff8880267abb80 RSI: ffffffff81793372 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000094001 R12: ffffed1017308a0d
R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c0000576a8 CR3: 000000000c571000 CR4: 00000000003526e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000003b DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <TASK>
 on_each_cpu_cond_mask+0x5a/0xa0 kernel/smp.c:1003
 __flush_tlb_multi arch/x86/include/asm/paravirt.h:87 [inline]
 flush_tlb_multi arch/x86/mm/tlb.c:943 [inline]
 flush_tlb_mm_range+0x36e/0x540 arch/x86/mm/tlb.c:1029
 tlb_flush arch/x86/include/asm/tlb.h:20 [inline]
 tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:458 [inline]
 tlb_flush_mmu_tlbonly include/asm-generic/tlb.h:448 [inline]
 tlb_flush_mmu mm/mmu_gather.c:298 [inline]
 tlb_finish_mmu+0x338/0x7e0 mm/mmu_gather.c:391
 exit_mmap+0x2b2/0x930 mm/mmap.c:3120
 __mmput+0x128/0x4d0 kernel/fork.c:1351
 mmput+0x60/0x70 kernel/fork.c:1373
 exit_mm kernel/exit.c:567 [inline]
 do_exit+0x9b0/0x29b0 kernel/exit.c:861
 do_group_exit+0xd4/0x2a0 kernel/exit.c:1024
 __do_sys_exit_group kernel/exit.c:1035 [inline]
 __se_sys_exit_group kernel/exit.c:1033 [inline]
 __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1033
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f0dee88c389
Code: Unable to access opcode bytes at 0x7f0dee88c35f.
RSP: 002b:00007f0deeacfd58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007f0dee88c389
RDX: 00007f0dee83e12b RSI: ffffffffffffffb8 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00000000817096f7 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007f0deeacfe40
 </TASK>
net_ratelimit: 14029 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)
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: 17953 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)
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)