bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5842/1:b..l P5188/1:b..l P5830/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=9825, q=503 ncpus=2)
task:syz-executor state:R running task stack:20096 pid:5830 tgid:5830 ppid:1 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
__raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
_raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:391 [inline]
zap_pte_range mm/memory.c:1705 [inline]
zap_pmd_range mm/memory.c:1753 [inline]
zap_pud_range mm/memory.c:1782 [inline]
zap_p4d_range mm/memory.c:1803 [inline]
unmap_page_range+0x36c3/0x4040 mm/memory.c:1824
unmap_vmas+0x3cc/0x5f0 mm/memory.c:1914
exit_mmap+0x275/0xc20 mm/mmap.c:1668
__mmput+0x115/0x3c0 kernel/fork.c:1348
exit_mm+0x220/0x310 kernel/exit.c:570
do_exit+0x9ad/0x28e0 kernel/exit.c:925
do_group_exit+0x207/0x2c0 kernel/exit.c:1087
get_signal+0x16b2/0x1750 kernel/signal.c:3017
arch_do_signal_or_restart+0x96/0x860 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/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbd871852d7
RSP: 002b:00007ffeb27d83b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fbd871852d7
RDX: 00007ffeb27d83e0 RSI: 00007ffeb27d8470 RDI: 00007ffeb27d8470
RBP: 00007ffeb27d8470 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffeb27d94f0
R13: 00007fbd872018f4 R14: 00007ffeb27d9530 R15: 0000000000000015
task:syslogd state:R running task stack:22784 pid:5188 tgid:5188 ppid:1 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078
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+0xf4/0x550 kernel/locking/lockdep.c:5822
Code: be 08 00 00 00 e8 bc 2f 8b 00 48 0f a3 1d a4 94 9f 0e 73 16 e8 ed 5f 0a 00 84 c0 75 0d 80 3d f3 b8 89 0e 00 0f 84 f9 02 00 00 <48> c7 c0 50 76 1a 90 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 ff 02
RSP: 0018:ffffc900032c73e0 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff817aaf04
RDX: 0000000000000000 RSI: ffffffff8c5fb0c0 RDI: ffffffff8c5fb080
RBP: ffffc900032c7528 R08: ffffffff901a43b7 R09: 1ffffffff2034876
R10: dffffc0000000000 R11: fffffbfff2034877 R12: 1ffff92000658e84
R13: dffffc0000000000 R14: 0000000000000000 R15: dffffc0000000000
rcu_lock_acquire include/linux/rcupdate.h:337 [inline]
rcu_read_lock include/linux/rcupdate.h:849 [inline]
page_ext_get+0x3d/0x2a0 mm/page_ext.c:525
__reset_page_owner+0x30/0x430 mm/page_owner.c:290
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1127 [inline]
free_unref_page+0xd3f/0x1010 mm/page_alloc.c:2659
discard_slab mm/slub.c:2688 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3157
put_cpu_partial+0x17c/0x250 mm/slub.c:3232
__slab_free+0x290/0x380 mm/slub.c:4483
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:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4175
lsm_file_alloc security/security.c:733 [inline]
security_file_alloc+0x32/0x310 security/security.c:2853
init_file+0x91/0x280 fs/file_table.c:156
alloc_empty_file+0xb8/0x1d0 fs/file_table.c:232
path_openat+0x107/0x3590 fs/namei.c:3973
do_filp_open+0x27f/0x4e0 fs/namei.c:4014
do_sys_openat2+0x13e/0x1d0 fs/open.c:1402
do_sys_open fs/open.c:1417 [inline]
__do_sys_openat fs/open.c:1433 [inline]
__se_sys_openat fs/open.c:1428 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1428
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa2696dd9a4
RSP: 002b:00007fff32dde3f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000555ab53b2910 RCX: 00007fa2696dd9a4
RDX: 0000000000000d41 RSI: 00007fa26987c443 RDI: 00000000ffffff9c
RBP: 00007fa26987c443 R08: 0000000000000001 R09: 0000000000000000
R10: 00000000000001b6 R11: 0000000000000246 R12: 0000000000000d41
R13: 000000006780b7ad R14: 0000000000000004 R15: 0000555ab53b2a60
task:syz-executor state:R running task stack:19728 pid:5842 tgid:5842 ppid:5825 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5369 [inline]
__schedule+0x1850/0x4c30 kernel/sched/core.c:6756
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078
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_get_return_address+0x60/0x90 arch/x86/kernel/unwind_orc.c:369
Code: 43 80 3c 37 00 74 08 48 89 df e8 db 34 ba 00 48 8b 3b e8 43 72 1e 00 85 c0 74 14 43 80 3c 37 00 74 08 48 89 df e8 c0 34 ba 00 <48> 8b 03 eb 02 31 c0 5b 41 5e 41 5f c3 cc cc cc cc 89 d9 80 e1 07
RSP: 0018:ffffc900043df260 EFLAGS: 00000246
RAX: 0000000000000001 RBX: ffffc900043df2c8 RCX: ffffffff917a4000
RDX: ffffffff91954801 RSI: ffffc900043d8000 RDI: ffffffff81f75f3f
RBP: ffffc900043df310 R08: ffffc900043df5b0 R09: 0000000000000000
R10: ffffc900043df2d0 R11: fffff5200087be5c R12: ffff888060610000
R13: ffffffff818b39d0 R14: dffffc0000000000 R15: 1ffff9200087be59
arch_stack_walk+0xfd/0x150 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122
save_stack+0xfb/0x1f0 mm/page_owner.c:156
__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+0xd3f/0x1010 mm/page_alloc.c:2659
discard_slab mm/slub.c:2688 [inline]
__put_partials+0x160/0x1c0 mm/slub.c:3157
put_cpu_partial+0x17c/0x250 mm/slub.c:3232
__slab_free+0x290/0x380 mm/slub.c:4483
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:4119 [inline]
slab_alloc_node mm/slub.c:4168 [inline]
kmem_cache_alloc_noprof+0x1d9/0x380 mm/slub.c:4175
vma_lock_alloc kernel/fork.c:446 [inline]
vm_area_dup+0x61/0x290 kernel/fork.c:499
dup_mmap kernel/fork.c:694 [inline]
dup_mm kernel/fork.c:1691 [inline]
copy_mm+0xb95/0x1fd0 kernel/fork.c:1743
copy_process+0x1845/0x3d50 kernel/fork.c:2394
kernel_clone+0x226/0x8e0 kernel/fork.c:2806
__do_sys_clone kernel/fork.c:2949 [inline]
__se_sys_clone kernel/fork.c:2933 [inline]
__x64_sys_clone+0x258/0x2a0 kernel/fork.c:2933
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7feb5ff7c593
RSP: 002b:00007ffee4dc35d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007feb5ff7c593
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001
R10: 0000555582fee7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000013ccc R14: 00007ffee4dc3760 R15: 000000000000001b
rcu: rcu_preempt kthread starved for 10619 jiffies! g9825 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
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:24912 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: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.13.0-rc5-syzkaller-00889-g11c668db0985 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:skb_mac_header include/linux/skbuff.h:3061 [inline]
RIP: 0010:eth_hdr include/linux/if_ether.h:24 [inline]
RIP: 0010:batadv_bla_process_claim net/batman-adv/bridge_loop_avoidance.c:1094 [inline]
RIP: 0010:batadv_bla_tx+0x1a6/0x14e0 net/batman-adv/bridge_loop_avoidance.c:2046
Code: 0c 00 00 e8 5c ca 0b f6 4c 89 6c 24 28 48 8b 44 24 20 48 8d 98 d0 00 00 00 48 89 d8 48 c1 e8 03 48 89 44 24 78 42 80 3c 38 00 <74> 08 48 89 df e8 a0 32 72 f6 4c 89 64 24 30 48 89 5c 24 68 48 8b
RSP: 0018:ffffc900001558a0 EFLAGS: 00000246
RAX: 1ffff110339d6982 RBX: ffff88819ceb4c10 RCX: ffff88801cec5a00
RDX: 0000000000000100 RSI: 000000000000004e RDI: 000000000000ffff
RBP: ffffc90000155a50 R08: ffffffff8b93a973 R09: 1ffff1100fd711b6
R10: dffffc0000000000 R11: ffffed100fd711b7 R12: ffff88803426a000
R13: ffff88803426a000 R14: 0000000000008000 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffc9a13f5ac CR3: 000000000e736000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
batadv_interface_tx+0x62e/0x1660 net/batman-adv/soft-interface.c:240
__netdev_start_xmit include/linux/netdevice.h:5049 [inline]
netdev_start_xmit include/linux/netdevice.h:5058 [inline]
xmit_one net/core/dev.c:3607 [inline]
dev_hard_start_xmit+0x27a/0x7d0 net/core/dev.c:3623
__dev_queue_xmit+0x1b73/0x3f50 net/core/dev.c:4453
dev_queue_xmit include/linux/netdevice.h:3212 [inline]
vlan_dev_hard_start_xmit+0x36c/0x5f0 net/8021q/vlan_dev.c:125
__netdev_start_xmit include/linux/netdevice.h:5049 [inline]
netdev_start_xmit include/linux/netdevice.h:5058 [inline]
xmit_one net/core/dev.c:3607 [inline]
dev_hard_start_xmit+0x27a/0x7d0 net/core/dev.c:3623
__dev_queue_xmit+0x1b73/0x3f50 net/core/dev.c:4453
dev_queue_xmit include/linux/netdevice.h:3212 [inline]
br_dev_queue_push_xmit+0x726/0x900 net/bridge/br_forward.c:53
NF_HOOK+0x700/0x7c0 include/linux/netfilter.h:314
br_nf_post_routing+0xa20/0xe80 net/bridge/br_netfilter_hooks.c:997
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+0x2a7/0x460 include/linux/netfilter.h:312
br_forward_finish+0xd8/0x130 net/bridge/br_forward.c:66
br_nf_forward_finish+0xb49/0xfb0 net/bridge/br_netfilter_hooks.c:693
NF_HOOK+0x700/0x7c0 include/linux/netfilter.h:314
br_nf_forward_ip+0x61e/0x7b0 net/bridge/br_netfilter_hooks.c:747
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+0x2a7/0x460 include/linux/netfilter.h:312
__br_forward+0x489/0x660 net/bridge/br_forward.c:115
deliver_clone net/bridge/br_forward.c:131 [inline]
maybe_deliver+0xb3/0x150 net/bridge/br_forward.c:190
br_flood+0x2e4/0x680 net/bridge/br_forward.c:237
br_handle_frame_finish+0x18d2/0x2000 net/bridge/br_input.c:220
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:282 [inline]
br_handle_frame+0x9f3/0x1530 net/bridge/br_input.c:433
__netif_receive_skb_core+0x13e7/0x4540 net/core/dev.c:5591
__netif_receive_skb_one_core net/core/dev.c:5695 [inline]
__netif_receive_skb+0x12f/0x650 net/core/dev.c:5810
process_backlog+0x662/0x15b0 net/core/dev.c:6142
__napi_poll+0xcb/0x490 net/core/dev.c:6938
napi_poll net/core/dev.c:7007 [inline]
net_rx_action+0x89b/0x1240 net/core/dev.c:7129
handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:561
run_ksoftirqd+0xca/0x130 kernel/softirq.c:950
smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164
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
net_ratelimit: 15885 callbacks suppressed
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)
bridge0: received packet on veth0_to_bridge with own address as source address (addr:ae:a5:d6:28:48:f2, vlan:0)