batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
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):
P11867/1:b..l P5828/1:b..l P5196/1:b..l
rcu: (detected by 0, t=10505 jiffies, g=57737, q=573338 ncpus=2)
task:udevd state:R running task stack:24664 pid:5196 tgid:5196 ppid:1 task_flags:0x400140 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7090
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_release+0x183/0x2f0 kernel/locking/lockdep.c:5891
Code: 0f c1 05 08 f3 0e 12 83 f8 01 0f 85 1d 01 00 00 9c 58 f6 c4 02 0f 85 08 01 00 00 41 f7 c5 00 02 00 00 74 01 fb 48 8b 44 24 10 <65> 48 2b 05 5d b5 0e 12 0f 85 58 01 00 00 48 83 c4 18 5b 41 5c 41
RSP: 0018:ffffc90003a47238 EFLAGS: 00000206
RAX: 9d2fbc60c0d2e200 RBX: ffffffff8e3bf5c0 RCX: ffffc90003a47244
RDX: 0000000000000003 RSI: ffffffff8dbca21f RDI: ffffffff8bf46440
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000003 R11: 0000000000015f05 R12: ffffffff8169ed14
R13: 0000000000000206 R14: ffff888079cfa440 R15: 0000000000000004
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+0x3f9/0x20a0 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 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+0x69d/0xff0 mm/page_alloc.c:2725
discard_slab mm/slub.c:2730 [inline]
__put_partials+0x16d/0x1c0 mm/slub.c:3199
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4e/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4161 [inline]
slab_alloc_node mm/slub.c:4210 [inline]
kmem_cache_alloc_lru_noprof+0x1d0/0x3b0 mm/slub.c:4229
alloc_inode+0xc3/0x240 fs/inode.c:348
iget_locked+0x2e4/0x830 fs/inode.c:1439
kernfs_get_inode+0x48/0x460 fs/kernfs/inode.c:251
kernfs_iop_lookup+0x1a7/0x2d0 fs/kernfs/dir.c:1234
__lookup_slow+0x24e/0x460 fs/namei.c:1807
lookup_slow fs/namei.c:1824 [inline]
walk_component+0x353/0x5b0 fs/namei.c:2128
link_path_walk.part.0.constprop.0+0x685/0xd60 fs/namei.c:2493
link_path_walk fs/namei.c:2425 [inline]
path_openat+0x227/0x2d40 fs/namei.c:4000
do_filp_open+0x20b/0x470 fs/namei.c:4031
do_sys_openat2+0x11b/0x1d0 fs/open.c:1429
do_sys_open fs/open.c:1444 [inline]
__do_sys_openat fs/open.c:1460 [inline]
__se_sys_openat fs/open.c:1455 [inline]
__x64_sys_openat+0x174/0x210 fs/open.c:1455
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc83f5169a4
RSP: 002b:00007ffe8cc07520 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000008 RCX: 00007fc83f5169a4
RDX: 0000000000080000 RSI: 00007ffe8cc07658 RDI: 00000000ffffff9c
RBP: 00007ffe8cc07658 R08: 0000000000000008 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080000
R13: 0000557db7deeb42 R14: 0000000000000001 R15: 0000000000000000
task:syz-executor state:R running task stack:23384 pid:5828 tgid:5828 ppid:5814 task_flags:0x400140 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7090
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_acquire+0x62/0x350 kernel/locking/lockdep.c:5870
Code: b0 0e 12 83 f8 07 0f 87 bc 02 00 00 89 c0 48 0f a3 05 f2 15 ee 0e 0f 82 74 02 00 00 8b 35 8a 45 ee 0e 85 f6 0f 85 8d 00 00 00 <48> 8b 44 24 30 65 48 2b 05 c9 af 0e 12 0f 85 c7 02 00 00 48 83 c4
RSP: 0018:ffffc90003e37498 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e3bf5c0 RCX: 000000002c2f11dd
RDX: 0000000000000000 RSI: ffffffff8dbca21f RDI: ffffffff8bf46440
RBP: 0000000000000002 R08: d8debdb303dd0eb6 R09: 0000000000000000
R10: 0000000000000002 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 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+0xd1/0x20a0 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
save_stack+0x160/0x1f0 mm/page_owner.c:156
__reset_page_owner+0x84/0x1a0 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+0x69d/0xff0 mm/page_alloc.c:2725
discard_slab mm/slub.c:2730 [inline]
__put_partials+0x16d/0x1c0 mm/slub.c:3199
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4e/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4161 [inline]
slab_alloc_node mm/slub.c:4210 [inline]
__do_kmalloc_node mm/slub.c:4340 [inline]
__kvmalloc_node_noprof+0x22e/0x600 mm/slub.c:5026
xt_jumpstack_alloc net/netfilter/x_tables.c:1355 [inline]
xt_replace_table+0x1e3/0x950 net/netfilter/x_tables.c:1394
__do_replace+0x1cf/0x9e0 net/ipv4/netfilter/ip_tables.c:1064
do_replace net/ipv4/netfilter/ip_tables.c:1141 [inline]
do_ipt_set_ctl+0x86d/0xae0 net/ipv4/netfilter/ip_tables.c:1635
nf_setsockopt+0x8a/0xf0 net/netfilter/nf_sockopt.c:101
ip_setsockopt+0xcb/0xf0 net/ipv4/ip_sockglue.c:1424
tcp_setsockopt+0xa4/0x100 net/ipv4/tcp.c:4077
do_sock_setsockopt+0x221/0x470 net/socket.c:2296
__sys_setsockopt+0x1a0/0x230 net/socket.c:2321
__do_sys_setsockopt net/socket.c:2327 [inline]
__se_sys_setsockopt net/socket.c:2324 [inline]
__x64_sys_setsockopt+0xbd/0x160 net/socket.c:2324
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb3d119005a
RSP: 002b:00007ffee9a33d58 EFLAGS: 00000202 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007ffee9a33de0 RCX: 00007fb3d119005a
RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000003 R08: 00000000000002d8 R09: 00007ffee9a34197
R10: 00007fb3d1380ea0 R11: 0000000000000202 R12: 00007fb3d1380e40
R13: 00007ffee9a33d7c R14: 0000000000000000 R15: 00007fb3d1383000
task:kworker/1:1 state:R running task stack:26040 pid:11867 tgid:11867 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events_power_efficient gc_worker
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7090
irqentry_exit+0x36/0x90 kernel/entry/common.c:354
asm_common_interrupt+0x26/0x40 arch/x86/include/asm/idtentry.h:693
RIP: 0010:__seqprop_spinlock_sequence include/linux/seqlock.h:227 [inline]
RIP: 0010:nf_conntrack_get_ht include/net/netfilter/nf_conntrack.h:333 [inline]
RIP: 0010:gc_worker+0x2d5/0x16e0 net/netfilter/nf_conntrack_core.c:1534
Code: 00 00 48 c7 c7 c8 f1 86 90 e8 47 7e 03 f8 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 15 a0 26 f8 58 48 85 db 0f 85 d4 0f 00 00 96 a4 26 f8 8b 1d c0 46 f2 06 41 89 dc 31 ff 41 83 e4 01 44 89
RSP: 0018:ffffc90004387b60 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8994b639
RDX: ffff88803a760000 RSI: ffffffff8994b648 RDI: 0000000000000007
RBP: ffffffff9afdbb4c R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888024c00000
R13: 0000000000040000 R14: dffffc0000000000 R15: 0000000000001770
process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3319 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: rcu_preempt kthread starved for 814 jiffies! g57737 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:27848 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x116f/0x5de0 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xe7/0x3a0 kernel/sched/core.c:6860
schedule_timeout+0x123/0x290 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1ea/0xb00 kernel/rcu/tree.c:2046
rcu_gp_kthread+0x270/0x380 kernel/rcu/tree.c:2248
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 10798 Comm: kworker/u8:19 Not tainted 6.15.0-rc2-syzkaller-00400-g3088d26962e8 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: bat_events batadv_tt_purge
RIP: 0010:__lock_acquire+0x65/0x1ba0 kernel/locking/lockdep.c:5099
Code: 0f 84 d0 06 00 00 48 8b 07 49 89 fb 48 3d 00 8b ad 93 0f 84 be 06 00 00 45 89 cc 44 8b 0d f3 dc 93 0c 89 f3 41 89 d2 41 89 cd <45> 85 c9 0f 84 4c 06 00 00 48 3d 10 8b ad 93 0f 84 40 06 00 00 83
RSP: 0018:ffffc90000a07748 EFLAGS: 00000006
RAX: ffffffff9ab64da0 RBX: 0000000000000000 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8e3bf5c0
RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff8e3bf5c0 R12: 0000000000000001
R13: 0000000000000002 R14: ffff8880265d4880 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff888124ab2000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000039a030 CR3: 0000000035150000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire kernel/locking/lockdep.c:5866 [inline]
lock_acquire+0x179/0x350 kernel/locking/lockdep.c:5823
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:841 [inline]
avc_reclaim_node security/selinux/avc.c:476 [inline]
avc_alloc_node+0x268/0x6a0 security/selinux/avc.c:507
avc_update_node.isra.0+0x6d/0xb60 security/selinux/avc.c:841
avc_denied+0x141/0x190 security/selinux/avc.c:1007
avc_has_perm_noaudit+0x306/0x3b0 security/selinux/avc.c:1168
avc_has_perm+0xc0/0x1c0 security/selinux/avc.c:1195
selinux_ip_postroute+0xba7/0xde0 security/selinux/hooks.c:5968
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xbb/0x200 net/netfilter/core.c:626
nf_hook+0x471/0x7a0 include/linux/netfilter.h:269
NF_HOOK include/linux/netfilter.h:312 [inline]
br_nf_post_routing+0x8bd/0x1190 net/bridge/br_netfilter_hooks.c:969
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xbb/0x200 net/netfilter/core.c:626
nf_hook+0x45e/0x780 include/linux/netfilter.h:269
NF_HOOK include/linux/netfilter.h:312 [inline]
br_forward_finish+0xcd/0x130 net/bridge/br_forward.c:66
br_nf_hook_thresh+0x301/0x410 net/bridge/br_netfilter_hooks.c:1170
br_nf_forward_finish+0x66a/0xba0 net/bridge/br_netfilter_hooks.c:665
NF_HOOK include/linux/netfilter.h:314 [inline]
NF_HOOK include/linux/netfilter.h:308 [inline]
br_nf_forward_ip.part.0+0x609/0x810 net/bridge/br_netfilter_hooks.c:719
br_nf_forward_ip net/bridge/br_netfilter_hooks.c:679 [inline]
br_nf_forward+0xf0f/0x1be0 net/bridge/br_netfilter_hooks.c:776
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_slow+0xbb/0x200 net/netfilter/core.c:626
nf_hook+0x45e/0x780 include/linux/netfilter.h:269
NF_HOOK include/linux/netfilter.h:312 [inline]
__br_forward+0x1be/0x5b0 net/bridge/br_forward.c:115
deliver_clone net/bridge/br_forward.c:131 [inline]
maybe_deliver+0xf1/0x180 net/bridge/br_forward.c:190
br_flood+0x17c/0x650 net/bridge/br_forward.c:237
br_handle_frame_finish+0xe8e/0x1c20 net/bridge/br_input.c:220
br_nf_hook_thresh+0x301/0x410 net/bridge/br_netfilter_hooks.c:1170
br_nf_pre_routing_finish_ipv6+0x76a/0xfb0 net/bridge/br_netfilter_ipv6.c:154
NF_HOOK include/linux/netfilter.h:314 [inline]
br_nf_pre_routing_ipv6+0x3cd/0x8c0 net/bridge/br_netfilter_ipv6.c:184
br_nf_pre_routing+0x860/0x15b0 net/bridge/br_netfilter_hooks.c:508
nf_hook_entry_hookfn include/linux/netfilter.h:154 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:282 [inline]
br_handle_frame+0xad5/0x14a0 net/bridge/br_input.c:433
__netif_receive_skb_core.constprop.0+0xa23/0x4a00 net/core/dev.c:5773
__netif_receive_skb_one_core+0xb0/0x1e0 net/core/dev.c:5885
__netif_receive_skb+0x1d/0x160 net/core/dev.c:6000
process_backlog+0x442/0x15e0 net/core/dev.c:6352
__napi_poll.constprop.0+0xb7/0x550 net/core/dev.c:7324
napi_poll net/core/dev.c:7388 [inline]
net_rx_action+0xa97/0x1010 net/core/dev.c:7510
handle_softirqs+0x216/0x8e0 kernel/softirq.c:579
do_softirq kernel/softirq.c:480 [inline]
do_softirq+0xb2/0xf0 kernel/softirq.c:467
__local_bh_enable_ip+0x100/0x120 kernel/softirq.c:407
spin_unlock_bh include/linux/spinlock.h:396 [inline]
batadv_tt_global_purge net/batman-adv/translation-table.c:2250 [inline]
batadv_tt_purge+0x25f/0xb80 net/batman-adv/translation-table.c:3510
process_one_work+0x9cc/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3319 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
kthread+0x3c2/0x780 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
net_ratelimit: 4496 callbacks suppressed
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
bridge0: received packet on bridge_slave_0 with own address as source address (addr:aa:aa:aa:aa:aa:0c, vlan:0)
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:1c
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:0c
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:1c
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:9a:98:10:91:fa:35, vlan:0)
audit_log_start: 34791 callbacks suppressed
audit: audit_backlog=66 > audit_backlog_limit=64
audit: audit_backlog=66 > audit_backlog_limit=64
audit: audit_lost=451668 audit_rate_limit=0 audit_backlog_limit=64
audit: audit_lost=451669 audit_rate_limit=0 audit_backlog_limit=64
audit: backlog limit exceeded
audit: backlog limit exceeded
audit: audit_backlog=66 > audit_backlog_limit=64
audit: audit_backlog=66 > audit_backlog_limit=64
audit: audit_lost=451670 audit_rate_limit=0 audit_backlog_limit=64
audit: audit_lost=451671 audit_rate_limit=0 audit_backlog_limit=64
net_ratelimit: 4705 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)
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:0c
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:1b
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e
batman_adv: batadv0: Local translation table size (80) exceeds maximum packet size (-320); Ignoring new local tt entry: aa:aa:aa:aa:aa:3e