INFO: task kworker/u8:6:164 blocked for more than 144 seconds.
Tainted: G L syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:6 state:D stack:24184 pid:164 tgid:164 ppid:2 task_flags:0x4208060 flags:0x00080000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5583 [inline]
__schedule+0x125e/0x6990 kernel/sched/core.c:7382
__schedule_loop kernel/sched/core.c:7459 [inline]
schedule+0xdd/0x2c0 kernel/sched/core.c:7474
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:7531
__mutex_lock_common kernel/locking/mutex.c:726 [inline]
__mutex_lock+0xcca/0x1c10 kernel/locking/mutex.c:821
rtnl_net_lock include/linux/rtnetlink.h:134 [inline]
rtnl_net_dev_lock+0x146/0x360 net/core/dev.c:2226
unregister_netdevice_notifier_dev_net+0x2c/0x2d0 net/core/dev.c:2271
nsim_destroy+0x12c/0x970 drivers/net/netdevsim/netdev.c:1195
__nsim_dev_port_del+0x194/0x2b0 drivers/net/netdevsim/dev.c:1472
nsim_dev_port_del_all drivers/net/netdevsim/dev.c:1486 [inline]
nsim_dev_reload_destroy+0x10a/0x490 drivers/net/netdevsim/dev.c:1710
nsim_dev_reload_down+0x66/0xd0 drivers/net/netdevsim/dev.c:963
devlink_reload+0x1ae/0x7a0 net/devlink/dev.c:462
devlink_pernet_pre_exit+0x219/0x440 net/devlink/core.c:584
ops_pre_exit_list net/core/net_namespace.c:161 [inline]
ops_undo_list+0x187/0xab0 net/core/net_namespace.c:235
cleanup_net+0x499/0x920 net/core/net_namespace.c:708
process_one_work+0xac7/0x1b10 kernel/workqueue.c:3495
process_scheduled_works kernel/workqueue.c:3578 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3659
kthread+0x373/0x450 kernel/kthread.c:436
ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Showing all locks held in the system:
locks held by kworker/0:0/9: 3, last CPU#0:
#0: ffff88813ff31d48 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc900000e7d08 ((work_completion)(&(&gc_work->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: gc_worker+0x21a/0x1a10 net/netfilter/nf_conntrack_core.c:1530
locks held by khungtaskd/31: 1, last CPU#1:
#0: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#0: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#0: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x3d/0x184 kernel/locking/lockdep.c:6871
locks held by kworker/u8:2/42: 4, last CPU#1:
#0: ffff88802db5b148 ((wq_completion)wg-kex-wg1){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc90000b27d08 ((work_completion)(&peer->transmit_handshake_work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffff88802b601480 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0xec/0x610 drivers/net/wireguard/noise.c:529
#3: ffff88807e8ae640 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_initiation+0x100/0x610 drivers/net/wireguard/noise.c:530
locks held by kworker/1:1/49: 4, last CPU#1:
#0: ffff8880243e5948 ((wq_completion)wg-kex-wg2#10){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc90000ba7d08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffff88807ace1480 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678
#3: ffff88802ab3b4b8 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679
locks held by kworker/u8:3/50: 3, last CPU#1:
#0: ffff88813ff6c148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc90000bb7d08 ((work_completion)(&(&nsim_dev->trap_data->trap_report_dw)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffff88807c3e0258 (&devlink->lock_key){+.+.}-{4:4}, at: nsim_dev_trap_report_work+0x56/0xd20 drivers/net/netdevsim/dev.c:834
locks held by kworker/u8:6/164: 6, on CPU#1:
#0: ffff88801dec8948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc90002e27d08 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffffffff91f16608 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xb8/0x920 net/core/net_namespace.c:679
#3: ffff88802b151128 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1109 [inline]
#3: ffff88802b151128 (&dev->mutex){....}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:124 [inline]
#3: ffff88802b151128 (&dev->mutex){....}-{4:4}, at: devlink_pernet_pre_exit+0x129/0x440 net/devlink/core.c:581
#4: ffff88802b154258 (&devlink->lock_key#3){+.+.}-{4:4}, at: devl_lock net/devlink/core.c:314 [inline]
#4: ffff88802b154258 (&devlink->lock_key#3){+.+.}-{4:4}, at: devl_dev_lock net/devlink/devl_internal.h:125 [inline]
#4: ffff88802b154258 (&devlink->lock_key#3){+.+.}-{4:4}, at: devlink_pernet_pre_exit+0x13f/0x440 net/devlink/core.c:581
#5: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline]
#5: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_dev_lock+0x146/0x360 net/core/dev.c:2226
locks held by kworker/u8:7/1038: 2, last CPU#1:
#0: ffff8880350b7148 ((wq_completion)bat_events){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc9000505fd08 ((work_completion)(&(&bat_priv->tt.work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
locks held by kworker/0:2/1184: 9, last CPU#0:
#0: ffff8880243e5948 ((wq_completion)wg-kex-wg2#10){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc900054ffd08 ((work_completion)(&({ do { const void __seg_gs *__vpp_verify = (typeof((worker) + 0))((void *)0); (void)__vpp_verify; } while (0); ({ unsigned long __ptr; __asm__ ("" : "=r"(__ptr) : "0"((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))); (typeof((__typeof_unqual__(*((worker))) *)(( unsigned long)((worker))))) (__ptr + (((__per_cpu_offset[(cpu)])))); }); })->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffff88807ace1480 (&wg->static_identity.lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xc5/0x5f0 drivers/net/wireguard/noise.c:678
#3: ffff88802ab3bea0 (&handshake->lock){++++}-{4:4}, at: wg_noise_handshake_create_response+0xd8/0x5f0 drivers/net/wireguard/noise.c:679
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: local_lock_release include/linux/local_lock_internal.h:62 [inline]
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x437/0x1600 net/core/dev.c:6895
#5: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#5: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#5: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_internal net/core/dev.c:6619 [inline]
#5: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb+0xf8/0x7d0 net/core/dev.c:6691
#6: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#6: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#6: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: nf_hook.constprop.0+0x98/0x750 include/linux/netfilter.h:249
#7: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#7: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#7: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
#7: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495
#8: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#8: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#8: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: ip6_pol_route+0x183/0x1310 net/ipv6/route.c:2268
locks held by kworker/u8:8/1278: 3, on CPU#1:
#0: ffff888023ea2148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc9000585fd08 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:134 [inline]
#2: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11f/0x1360 net/ipv6/addrconf.c:4255
locks held by dhcpcd/5280: 2, last CPU#1:
#0: ffffffff90b2fc98 (tomoyo_ss){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:213 [inline]
#0: ffffffff90b2fc98 (tomoyo_ss){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:320 [inline]
#0: ffffffff90b2fc98 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_read_lock security/tomoyo/common.h:1112 [inline]
#0: ffffffff90b2fc98 (tomoyo_ss){.+.+}-{0:0}, at: tomoyo_path_number_perm+0x22e/0x580 security/tomoyo/file.c:727
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:213 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:320 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259
locks held by dhcpcd/5281: 5, last CPU#1:
#0: ffffffff90149730 (dup_mmap_sem){.+.+}-{0:0}, at: dup_mm kernel/fork.c:1541 [inline]
#0: ffffffff90149730 (dup_mmap_sem){.+.+}-{0:0}, at: copy_mm kernel/fork.c:1594 [inline]
#0: ffffffff90149730 (dup_mmap_sem){.+.+}-{0:0}, at: copy_process+0x7a53/0x8510 kernel/fork.c:2320
#1: ffff88807d54c080 (&mm->mmap_lock){++++}-{4:4}, at: mmap_write_lock_killable include/linux/mmap_lock.h:550 [inline]
#1: ffff88807d54c080 (&mm->mmap_lock){++++}-{4:4}, at: dup_mmap+0x127/0x23e0 mm/mmap.c:1716
#2: ffff888024e84080 (&mm->mmap_lock/1){+.+.}-{4:4}, at: mmap_write_lock_nested include/linux/mmap_lock.h:540 [inline]
#2: ffff888024e84080 (&mm->mmap_lock/1){+.+.}-{4:4}, at: dup_mmap+0x1c9/0x23e0 mm/mmap.c:1723
#3: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:213 [inline]
#3: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:320 [inline]
#3: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
#4: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495
locks held by getty/5370: 2, on CPU#1:
#0: ffff8880372e40a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc9000322e2e8 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x419/0x1540 drivers/tty/n_tty.c:2211
locks held by syz-executor/5631: 1, on CPU#1:
#0: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: tun_detach drivers/net/tun.c:654 [inline]
#0: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: tun_chr_close+0x38/0x220 drivers/net/tun.c:3608
locks held by syz.4.1252/8628: 2, last CPU#1:
#0: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: tun_detach drivers/net/tun.c:654 [inline]
#0: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: tun_chr_close+0x38/0x220 drivers/net/tun.c:3608
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:213 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:320 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259
locks held by kworker/u8:12/8681: 3, on CPU#0:
#0: ffff88813ff6c148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x1461/0x1b10 kernel/workqueue.c:3470
#1: ffffc900030d7d08 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xa2c/0x1b10 kernel/workqueue.c:3471
#2: ffffffff91f2f820 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x51/0xc0 net/core/link_watch.c:313
locks held by syz-executor/8707: 3, last CPU#1:
#0: ffff88802a809460 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: prepare_bprm_creds fs/exec.c:1419 [inline]
#0: ffff88802a809460 (&sig->cred_guard_mutex){+.+.}-{4:4}, at: bprm_execve+0xa3/0x1940 fs/exec.c:1845
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:213 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:320 [inline]
#1: ffffffff9020b398 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x8a/0x1f0 mm/kasan/quarantine.c:259
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:309 [inline]
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:849 [inline]
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: class_rcu_constructor include/linux/rcupdate.h:1216 [inline]
#2: ffffffff8ffeb2a0 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0xbd/0x2090 arch/x86/kernel/unwind_orc.c:495
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120
nmi_cpu_backtrace.cold+0x12d/0x151 lib/nmi_backtrace.c:123
nmi_trigger_cpumask_backtrace+0x21f/0x2a0 lib/nmi_backtrace.c:66
trigger_all_cpu_backtrace include/linux/nmi.h:164 [inline]
__sys_info lib/sys_info.c:157 [inline]
sys_info+0x141/0x190 lib/sys_info.c:165
check_hung_uninterruptible_tasks kernel/hung_task.c:377 [inline]
watchdog+0xd0f/0x10c0 kernel/hung_task.c:598
kthread+0x373/0x450 kernel/kthread.c:436
ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 1184 Comm: kworker/0:2 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
Workqueue: wg-kex-wg2 wg_packet_handshake_receive_worker
RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:55 [inline]
RIP: 0010:stack_access_ok+0x48/0x1d0 arch/x86/kernel/unwind_orc.c:409
Code: 89 fb 48 83 ec 08 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 3f 01 00 00 8b 13 85 d2 74 65 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 08 <48> 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 24 01 00 00 48 8d 7b 10 4c
RSP: 0018:ffffc90000006e08 EFLAGS: 00000202
RAX: dffffc0000000000 RBX: ffffc90000006ea8 RCX: ffffffff930f5f98
RDX: 0000000000000002 RSI: ffffc90000007ff8 RDI: ffffc90000006eb0
RBP: ffffc90000007ff8 R08: ffffffff930f5f9c R09: 0000000000000007
R10: 0000000000000200 R11: 000000000000cb92 R12: 0000000000000008
R13: ffffc90000006ea8 R14: ffffc90000007ff8 R15: ffffc90000006edc
FS: 0000000000000000(0000) GS:ffff88812247f000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb4c8aebff8 CR3: 000000007ce57000 CR4: 00000000003526f0
Call Trace:
deref_stack_reg arch/x86/kernel/unwind_orc.c:419 [inline]
unwind_next_frame+0xc5f/0x2090 arch/x86/kernel/unwind_orc.c:602
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
unpoison_slab_object mm/kasan/common.c:351 [inline]
__kasan_slab_alloc+0x89/0x90 mm/kasan/common.c:377
kasan_slab_alloc include/linux/kasan.h:253 [inline]
slab_post_alloc_hook mm/slub.c:4720 [inline]
slab_alloc_node mm/slub.c:5033 [inline]
kmem_cache_alloc_noprof+0x269/0x6a0 mm/slub.c:5047
skb_clone+0x187/0x3f0 net/core/skbuff.c:2110
deliver_clone net/bridge/br_forward.c:140 [inline]
maybe_deliver+0x3cc/0x590 net/bridge/br_forward.c:212
br_flood_port+0x32a/0x540 net/bridge/br_forward.c:285
br_flood+0x59a/0x810 net/bridge/br_forward.c:345
br_handle_frame_finish+0x1218/0x1ff0 net/bridge/br_input.c:231
br_nf_hook_thresh+0x30d/0x420 net/bridge/br_netfilter_hooks.c:1166
br_nf_pre_routing_finish_ipv6+0x662/0xde0 net/bridge/br_netfilter_ipv6.c:153
NF_HOOK include/linux/netfilter.h:325 [inline]
br_nf_pre_routing_ipv6+0x39b/0x8b0 net/bridge/br_netfilter_ipv6.c:183
br_nf_pre_routing+0x8b4/0x1510 net/bridge/br_netfilter_hooks.c:514
nf_hook_entry_hookfn include/linux/netfilter.h:165 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:293 [inline]
br_handle_frame+0xd59/0x1660 net/bridge/br_input.c:453
__netif_receive_skb_core.constprop.0+0x736/0x35c0 net/core/dev.c:6312
__netif_receive_skb_one_core+0xb0/0x1e0 net/core/dev.c:6431
__netif_receive_skb+0x1f/0x120 net/core/dev.c:6546
process_backlog+0x487/0x1600 net/core/dev.c:6897
__napi_poll.constprop.0+0xaf/0x450 net/core/dev.c:7966
napi_poll net/core/dev.c:8029 [inline]
net_rx_action+0xa40/0xf20 net/core/dev.c:8186
handle_softirqs+0x216/0xa20 kernel/softirq.c:669
do_softirq kernel/softirq.c:569 [inline]
do_softirq+0xaf/0xf0 kernel/softirq.c:556
__local_bh_enable_ip+0xff/0x120 kernel/softirq.c:473
local_bh_enable include/linux/bottom_half.h:33 [inline]
fpregs_unlock arch/x86/include/asm/fpu/api.h:77 [inline]
kernel_fpu_end arch/x86/kernel/fpu/core.c:527 [inline]
kernel_fpu_end+0x64/0x80 arch/x86/kernel/fpu/core.c:520
blake2s_compress+0x78/0xf0 lib/crypto/x86/blake2s.h:42
blake2s_update+0xef/0x320 lib/crypto/blake2s.c:119
hmac.constprop.0+0x24a/0x480 drivers/net/wireguard/noise.c:324
kdf.constprop.0+0x14d/0x280 drivers/net/wireguard/noise.c:367
mix_dh+0xd2/0x130 drivers/net/wireguard/noise.c:413
wg_noise_handshake_create_response+0x36f/0x5f0 drivers/net/wireguard/noise.c:702
wg_packet_send_handshake_response+0xe3/0x310 drivers/net/wireguard/send.c:94
wg_receive_handshake_packet+0x7dd/0xc20 drivers/net/wireguard/receive.c:154
wg_packet_handshake_receive_worker+0x15e/0x370 drivers/net/wireguard/receive.c:213
process_one_work+0xac7/0x1b10 kernel/workqueue.c:3495
process_scheduled_works kernel/workqueue.c:3578 [inline]
worker_thread+0x5ef/0xe50 kernel/workqueue.c:3659
kthread+0x373/0x450 kernel/kthread.c:436
ret_from_fork+0x730/0xd60 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245