ip6_tunnel: ip6gre1 xmit: Local address not yet configured!
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P12198/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=66081, q=24 ncpus=2)
task:syz.4.2305 state:R running task stack:23336 pid:12198 tgid:12198 ppid:5610 task_flags:0x40064c flags:0x00080001
Call Trace:
context_switch kernel/sched/core.c:5510 [inline]
__schedule+0x125c/0x6730 kernel/sched/core.c:7234
preempt_schedule_irq+0x50/0x90 kernel/sched/core.c:7556
irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline]
irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline]
irqentry_exit+0x205/0xa00 kernel/entry/common.c:167
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_is_held_type+0xf5/0x140 kernel/locking/lockdep.c:5945
Code: ff ff ff ff 65 0f c1 15 19 85 aa 08 83 fa 01 8b 44 24 04 75 2d 9c 5a 80 e6 02 75 47 41 f7 c5 00 02 00 00 74 01 fb 48 83 c4 08 <5b> 5d 41 5c 41 5d 41 5e 41 5f e9 7c 3f 03 00 c3 cc cc cc cc 31 c0
RSP: 0018:ffffc900031ef170 EFLAGS: 00000292
RAX: 0000000000000001 RBX: ffffffff8ebe6180 RCX: 0000000000000001
RDX: 0000000000000046 RSI: ffffffff8e17df68 RDI: ffffffff8c400f80
RBP: ffff888033628000 R08: 0000000000000006 R09: 0000000000001000
R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffff
R13: 0000000000000246 R14: ffff888033628ba0 R15: 0000000000000000
lookup_page_ext+0x6e/0x100 mm/page_ext.c:258
page_ext_get+0x58/0x1a0 mm/page_ext.c:532
__reset_page_owner+0x2b/0x190 mm/page_owner.c:306
reset_page_owner include/linux/page_owner.h:25 [inline]
__free_pages_prepare mm/page_alloc.c:1406 [inline]
free_unref_folios+0xa44/0x1710 mm/page_alloc.c:3011
folios_put_refs+0x585/0xaa0 mm/swap.c:1057
folio_batch_release include/linux/folio_batch.h:101 [inline]
shmem_undo_range+0x5e5/0x1570 mm/shmem.c:1149
shmem_truncate_range mm/shmem.c:1277 [inline]
shmem_evict_inode+0x3a5/0xbe0 mm/shmem.c:1407
evict+0x3c2/0xad0 fs/inode.c:825
iput_final fs/inode.c:2019 [inline]
iput.part.0+0x989/0x1050 fs/inode.c:2068
iput+0x35/0x40 fs/inode.c:2034
dentry_unlink_inode+0x284/0x470 fs/dcache.c:479
dentry_kill+0x25d/0xc20 fs/dcache.c:826
finish_dput fs/dcache.c:1001 [inline]
dput.part.0+0xd7/0x240 fs/dcache.c:1042
dput+0x1f/0x30 fs/dcache.c:1037
__fput+0x519/0xb50 fs/file_table.c:520
task_work_run+0x150/0x240 kernel/task_work.c:233
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x951/0x2ae0 kernel/exit.c:1009
do_group_exit+0xd5/0x2a0 kernel/exit.c:1152
get_signal+0x1ec7/0x21e0 kernel/signal.c:3046
arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
__exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
exit_to_user_mode_loop kernel/entry/common.c:101 [inline]
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
irqentry_exit_to_user_mode_prepare include/linux/irq-entry-common.h:244 [inline]
irqentry_exit_to_user_mode include/linux/irq-entry-common.h:315 [inline]
irqentry_exit+0x402/0xa00 kernel/entry/common.c:165
asm_exc_general_protection+0x26/0x30 arch/x86/include/asm/idtentry.h:589
RIP: 0033:0x7f402f59de61
RSP: 002b:0000200000000010 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f402f825fa0 RCX: 00007f402f59de59
RDX: 00002000000000c0 RSI: 0000200000000010 RDI: 0000000020000000
RBP: 00007f402f633e6f R08: 0000200000000400 R09: 0000200000000400
R10: 0000200000000180 R11: 0000000000000206 R12: 0000000000000000
R13: 00007f402f826038 R14: 00007f402f825fa0 R15: 00007fff1f411118
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g66081 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=0 timer-softirq=23394
rcu: rcu_preempt kthread starved for 10502 jiffies! g66081 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:28824 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00080000
Call Trace:
context_switch kernel/sched/core.c:5510 [inline]
__schedule+0x125c/0x6730 kernel/sched/core.c:7234
__schedule_loop kernel/sched/core.c:7311 [inline]
schedule+0xdd/0x2c0 kernel/sched/core.c:7326
schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:99
rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2123
rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2325
kthread+0x370/0x450 kernel/kthread.c:436
ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
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 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 5274 Comm: dhcpcd Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:lookup_object lib/debugobjects.c:440 [inline]
RIP: 0010:lookup_object_or_alloc lib/debugobjects.c:679 [inline]
RIP: 0010:debug_object_activate+0x1a0/0x4b0 lib/debugobjects.c:875
Code: 49 be 00 00 00 00 00 fc ff df eb 1e 48 89 d8 48 c1 e8 03 42 80 3c 30 00 0f 85 68 02 00 00 48 8b 1b 48 85 db 0f 84 33 01 00 00 <48> 8d 7b 18 41 83 c4 01 48 89 f8 48 c1 e8 03 42 80 3c 30 00 0f 85
RSP: 0018:ffffc90000007d70 EFLAGS: 00000086
RAX: 1ffffffff372a845 RBX: ffff88801c740b28 RCX: ffffffff81e5c428
RDX: ffffffff8bd2f980 RSI: ffffffff9b954228 RDI: ffffc90000007ce0
RBP: ffffc90000007e58 R08: 0000000000000001 R09: fffff52000000f9c
R10: 0000000000000006 R11: 0000000000000000 R12: 0000000000000000
R13: ffff888021b21300 R14: dffffc0000000000 R15: 1ffff92000000fb2
FS: 00007f02e6d35780(0000) GS:ffff888123de8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f658bb556b8 CR3: 0000000076274000 CR4: 00000000003526f0
Call Trace:
debug_hrtimer_activate kernel/time/hrtimer.c:485 [inline]
debug_activate kernel/time/hrtimer.c:528 [inline]
enqueue_hrtimer+0x75/0x2f0 kernel/time/hrtimer.c:1109
__run_hrtimer kernel/time/hrtimer.c:2048 [inline]
__hrtimer_run_queues+0x6ed/0x9c0 kernel/time/hrtimer.c:2096
hrtimer_interrupt+0x3e5/0x940 kernel/time/hrtimer.c:2215
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1051 [inline]
__sysvec_apic_timer_interrupt+0x109/0x470 arch/x86/kernel/apic/apic.c:1068
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0x9e/0xc0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:lock_acquire+0x5e/0x370 kernel/locking/lockdep.c:5872
Code: 05 fb 0d 7e 12 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 46 ca 3c 0f 0f 82 ac 02 00 00 8b 35 0e fe 3c 0f 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 9d 0d 7e 12 0f 85 ec 02 00 00 48 83 c4
RSP: 0018:ffffc90004be7160 EFLAGS: 00000206
RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8e17df68 RDI: ffffffff8c400f80
RBP: ffffffff8ebe6180 R08: 00000000ffffffff R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:300 [inline]
rcu_read_lock include/linux/rcupdate.h:840 [inline]
class_rcu_constructor include/linux/rcupdate.h:1183 [inline]
unwind_next_frame+0xd1/0x2090 arch/x86/kernel/unwind_orc.c:495
arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x30/0x50 mm/kasan/common.c:57
kasan_save_track+0x14/0x30 mm/kasan/common.c:78
kasan_save_free_info+0x3b/0x70 mm/kasan/generic.c:584
poison_slab_object mm/kasan/common.c:253 [inline]
__kasan_slab_free+0x5f/0x80 mm/kasan/common.c:285
kasan_slab_free include/linux/kasan.h:235 [inline]
slab_free_hook mm/slub.c:2705 [inline]
slab_free mm/slub.c:6405 [inline]
kfree+0x22b/0x6c0 mm/slub.c:6720
avc_audit_post_callback+0x367/0x910 security/selinux/avc.c:724
common_lsm_audit+0x23f/0x2b0 security/lsm_audit.c:454
slow_avc_audit+0x186/0x210 security/selinux/avc.c:779
avc_audit security/selinux/include/avc.h:131 [inline]
avc_has_perm+0x1a6/0x1e0 security/selinux/avc.c:1198
sock_has_perm+0x253/0x2f0 security/selinux/hooks.c:4924
security_socket_recvmsg+0xa5/0x260 security/security.c:4330
sock_recvmsg+0x4a/0x220 net/socket.c:1146
____sys_recvmsg+0x21e/0x670 net/socket.c:2904
___sys_recvmsg+0x16a/0x1a0 net/socket.c:2946
__sys_recvmsg net/socket.c:2979 [inline]
__do_sys_recvmsg net/socket.c:2985 [inline]
__se_sys_recvmsg net/socket.c:2982 [inline]
__x64_sys_recvmsg+0x19a/0x260 net/socket.c:2982
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f02e6dbf407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffdcaa55db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002f
RAX: ffffffffffffffda RBX: 00007f02e6d35780 RCX: 00007f02e6dbf407
RDX: 0000000000000000 RSI: 00007ffdcaa55e40 RDI: 0000000000000010
RBP: 00007ffdcaa58280 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000055a7d4d84870
R13: 00007ffdcaa55f00 R14: 00007ffdcaa55e4c R15: 00007ffdcaa58030