bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5817/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=18373, q=563 ncpus=2)
task:syz-executor state:R running task stack:21616 pid:5817 tgid:5817 ppid:5815 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_notrace+0x100/0x140 kernel/sched/core.c:7028
preempt_schedule_notrace_thunk+0x1a/0x30 arch/x86/entry/thunk.S:13
rcu_read_unlock_sched_notrace include/linux/rcupdate.h:971 [inline]
find_stack lib/stackdepot.c:579 [inline]
stack_depot_save_flags+0x287/0x830 lib/stackdepot.c:618
save_stack+0x109/0x1f0 mm/page_owner.c:157
__reset_page_owner+0x76/0x430 mm/page_owner.c:297
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_unref_page+0xdef/0x1130 mm/page_alloc.c:2657
discard_slab mm/slub.c:2673 [inline]
__put_partials+0xeb/0x130 mm/slub.c:3142
put_cpu_partial+0x17c/0x250 mm/slub.c:3217
__slab_free+0x2ea/0x3d0 mm/slub.c:4468
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:4104 [inline]
slab_alloc_node mm/slub.c:4153 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4160
start_this_handle+0x38a/0x2110 fs/jbd2/transaction.c:355
jbd2__journal_start+0x2da/0x5d0 fs/jbd2/transaction.c:505
__ext4_journal_start_sb+0x239/0x600 fs/ext4/ext4_jbd2.c:112
__ext4_journal_start fs/ext4/ext4_jbd2.h:326 [inline]
ext4_dirty_inode+0x92/0x110 fs/ext4/inode.c:6038
__mark_inode_dirty+0x2ee/0xe90 fs/fs-writeback.c:2515
generic_update_time fs/inode.c:2112 [inline]
inode_update_time fs/inode.c:2125 [inline]
__file_update_time fs/inode.c:2353 [inline]
file_update_time+0x3d2/0x450 fs/inode.c:2383
ext4_page_mkwrite+0x206/0xdf0 fs/ext4/inode.c:6159
do_page_mkwrite+0x198/0x480 mm/memory.c:3176
wp_page_shared mm/memory.c:3577 [inline]
do_wp_page+0x2352/0x5160 mm/memory.c:3727
handle_pte_fault+0x111e/0x68a0 mm/memory.c:5817
__handle_mm_fault mm/memory.c:5944 [inline]
handle_mm_fault+0x1106/0x1bb0 mm/memory.c:6112
do_user_addr_fault arch/x86/mm/fault.c:1338 [inline]
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x459/0x8b0 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7f9f76e58505
RSP: 002b:00007ffe2504f090 EFLAGS: 00010212
RAX: 00007f9f73ffff54 RBX: 00007ffe2504f1a0 RCX: 0000000000000000
RDX: 00007f9f73ffff50 RSI: 0000000000000008 RDI: 00007ffe2504f1a0
RBP: 00000000000003e6 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffe2504f180 R11: 0000000000000000 R12: 0000000000000000
R13: 00000000000000ac R14: ffffffffffffff54 R15: 00000000000000ac
rcu: rcu_preempt kthread starved for 9499 jiffies! g18373 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:25840 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
__schedule_loop kernel/sched/core.c:6833 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6848
schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: Stack dump where RCU GP kthread last ran:
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.12.0-syzkaller-12089-gcfd47302ac64 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:lock_is_held_type+0x13b/0x190
Code: 75 44 48 c7 04 24 00 00 00 00 9c 8f 04 24 f7 04 24 00 02 00 00 75 4c 41 f7 c4 00 02 00 00 74 01 fb 65 48 8b 04 25 28 00 00 00 <48> 3b 44 24 08 75 42 89 d8 48 83 c4 10 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc90000a17268 EFLAGS: 00000206
RAX: fba4155b2a24b600 RBX: 0000000000000000 RCX: ffff88801d2f8000
RDX: 0000000000000100 RSI: ffffffff8c0aa880 RDI: ffffffff8c5f63e0
RBP: 0000000000000004 R08: ffffffff8a76740f R09: ffffc90000a175f0
R10: ffffc90000a175e0 R11: fffff52000142e8a R12: 0000000000000246
R13: ffff88801d2f8000 R14: 00000000ffffffff R15: ffffffff8fcaf448
FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2e9146ecdc CR3: 0000000028d12000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_is_held include/linux/lockdep.h:249 [inline]
lockdep_rtnl_is_held+0x1b/0x40 net/core/rtnetlink.c:177
__in6_dev_get include/net/addrconf.h:330 [inline]
ip6_ignore_linkdown include/net/addrconf.h:421 [inline]
find_match+0xd8/0xc10 net/ipv6/route.c:747
__find_rr_leaf+0x275/0x8e0 net/ipv6/route.c:835
find_rr_leaf net/ipv6/route.c:856 [inline]
rt6_select net/ipv6/route.c:900 [inline]
fib6_table_lookup+0x413/0xbb0 net/ipv6/route.c:2195
ip6_pol_route+0x273/0x15d0 net/ipv6/route.c:2231
pol_lookup_func include/net/ip6_fib.h:616 [inline]
fib6_rule_lookup+0x58c/0x790 net/ipv6/fib6_rules.c:117
ip6_route_input_lookup net/ipv6/route.c:2300 [inline]
ip6_route_input+0x859/0xd90 net/ipv6/route.c:2596
ip6_rcv_finish+0x144/0x180 net/ipv6/ip6_input.c:77
ip_sabotage_in+0x203/0x290 net/bridge/br_netfilter_hooks.c:1021
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xc3/0x220 net/netfilter/core.c:626
nf_hook include/linux/netfilter.h:269 [inline]
NF_HOOK+0x29e/0x450 include/linux/netfilter.h:312
__netif_receive_skb_one_core net/core/dev.c:5672 [inline]
__netif_receive_skb+0x1ea/0x650 net/core/dev.c:5785
netif_receive_skb_internal net/core/dev.c:5871 [inline]
netif_receive_skb+0x1e8/0x890 net/core/dev.c:5930
NF_HOOK+0x9e/0x400 include/linux/netfilter.h:314
br_handle_frame_finish+0x18ed/0x1fe0
br_nf_hook_thresh+0x472/0x590
br_nf_pre_routing_finish_ipv6+0xaa0/0xdd0
NF_HOOK include/linux/netfilter.h:314 [inline]
br_nf_pre_routing_ipv6+0x379/0x770 net/bridge/br_netfilter_ipv6.c:184
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:277 [inline]
br_handle_frame+0x9fd/0x1530 net/bridge/br_input.c:424
__netif_receive_skb_core+0x14eb/0x4690 net/core/dev.c:5566
__netif_receive_skb_one_core net/core/dev.c:5670 [inline]
__netif_receive_skb+0x12f/0x650 net/core/dev.c:5785
process_backlog+0x662/0x15b0 net/core/dev.c:6117
__napi_poll+0xcb/0x490 net/core/dev.c:6877
napi_poll net/core/dev.c:6946 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7068
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf7/0x220 kernel/softirq.c:655
irq_exit_rcu+0x9/0x30 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:92 [inline]
RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112
Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 00 d6 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d 15 b2 98 00 f3 0f 1e fa fb f4 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc900001a7d08 EFLAGS: 00000246
RAX: ffff88801d2f8000 RBX: ffff88801d694864 RCX: 00000000000e5759
RDX: 0000000000000001 RSI: ffff88801d694800 RDI: ffff88801d694864
RBP: 000000000003a9f8 R08: ffff8880b8737cdb R09: 1ffff110170e6f9b
R10: dffffc0000000000 R11: ffffffff8bd08060 R12: ffff888147add000
R13: 0000000000000001 R14: 0000000000000001 R15: ffffffff8f11eba0
acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:699
cpuidle_enter_state+0x109/0x470 drivers/cpuidle/cpuidle.c:268
cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:389
call_cpuidle kernel/sched/idle.c:155 [inline]
cpuidle_idle_call kernel/sched/idle.c:230 [inline]
do_idle+0x372/0x5c0 kernel/sched/idle.c:325
cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:423
start_secondary+0x102/0x110 arch/x86/kernel/smpboot.c:314
common_startup_64+0x13e/0x147
net_ratelimit: 22880 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
net_ratelimit: 30049 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:52:22:09:9f:22:5c, vlan:0)