INFO: task kworker/u8:0:12 blocked for more than 143 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:0 state:D stack:23320 pid:12 tgid:12 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
cfg802154_pernet_exit+0x1b/0xe0 net/ieee802154/core.c:351
ops_exit_list net/core/net_namespace.c:172 [inline]
cleanup_net+0x814/0xd60 net/core/net_namespace.c:654
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
INFO: task kworker/1:0:24 blocked for more than 143 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:0 state:D stack:22224 pid:24 tgid:24 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events switchdev_deferred_process_work
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
switchdev_deferred_process_work+0xe/0x20 net/switchdev/switchdev.c:104
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
INFO: task kworker/u8:2:36 blocked for more than 143 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:2 state:D stack:23984 pid:36 tgid:36 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: cfg80211 cfg80211_dfs_channels_update_work
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
cfg80211_dfs_channels_update_work+0xc1/0x620 net/wireless/mlme.c:1022
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
INFO: task kworker/1:1:81 blocked for more than 144 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1 state:D stack:25200 pid:81 tgid:81 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events_power_efficient crda_timeout_work
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
crda_timeout_work+0x15/0x50 net/wireless/reg.c:541
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
INFO: task kworker/u8:7:3447 blocked for more than 144 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:7 state:D stack:22128 pid:3447 tgid:3447 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events_unbound linkwatch_event
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
linkwatch_event+0xe/0x60 net/core/link_watch.c:285
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
INFO: task dhcpcd:5503 blocked for more than 144 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:21040 pid:5503 tgid:5503 ppid:5502 task_flags:0x400140 flags:0x00000002
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
devinet_ioctl+0x34e/0x1d80 net/ipv4/devinet.c:1121
inet_ioctl+0x3d9/0x4f0 net/ipv4/af_inet.c:1001
sock_do_ioctl+0x15a/0x490 net/socket.c:1190
sock_ioctl+0x644/0x900 net/socket.c:1311
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb6549fcd49
RSP: 002b:00007ffc01d1de68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb65492e6c0 RCX: 00007fb6549fcd49
RDX: 00007ffc01d2e058 RSI: 0000000000008914 RDI: 0000000000000010
RBP: 00007ffc01d3e218 R08: 00007ffc01d2e018 R09: 00007ffc01d2dfc8
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc01d2e058 R14: 0000000000000028 R15: 0000000000008914
</TASK>
INFO: task syz.0.280:6674 blocked for more than 144 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.280 state:D stack:25064 pid:6674 tgid:6674 ppid:5833 task_flags:0x400040 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
ipv6_sock_mc_close+0xc9/0x140 net/ipv6/mcast.c:357
inet6_release+0x47/0x70 net/ipv6/af_inet6.c:482
__sock_release net/socket.c:647 [inline]
sock_close+0xbc/0x240 net/socket.c:1391
__fput+0x3e9/0x9f0 fs/file_table.c:465
task_work_run+0x251/0x310 kernel/task_work.c:227
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [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+0x13f/0x340 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f87c218d169
RSP: 002b:00007ffdba6c73a8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f87c23a7ba0 RCX: 00007f87c218d169
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f87c23a7ba0 R08: 0000000000017f14 R09: 0000001cba6c769f
R10: 00007f87c23a7ac0 R11: 0000000000000246 R12: 0000000000017fb0
R13: 00007f87c23a6240 R14: ffffffffffffffff R15: 00007ffdba6c74c0
</TASK>
INFO: task syz.0.280:6689 blocked for more than 145 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.280 state:D stack:26920 pid:6689 tgid:6674 ppid:5833 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
rtnl_lock net/core/rtnetlink.c:80 [inline]
rtnl_nets_lock net/core/rtnetlink.c:341 [inline]
rtnl_newlink+0xd68/0x1fe0 net/core/rtnetlink.c:4064
rtnetlink_rcv_msg+0x80f/0xd70 net/core/rtnetlink.c:6955
netlink_rcv_skb+0x208/0x480 net/netlink/af_netlink.c:2534
netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
netlink_unicast+0x7f8/0x9a0 net/netlink/af_netlink.c:1339
netlink_sendmsg+0x8c3/0xcd0 net/netlink/af_netlink.c:1883
sock_sendmsg_nosec net/socket.c:712 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:727
____sys_sendmsg+0x523/0x860 net/socket.c:2566
___sys_sendmsg net/socket.c:2620 [inline]
__sys_sendmsg+0x271/0x360 net/socket.c:2652
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f87c218d169
RSP: 002b:00007f87c3026038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f87c23a6080 RCX: 00007f87c218d169
RDX: 0000000000000000 RSI: 0000200000000180 RDI: 0000000000000007
RBP: 00007f87c220e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f87c23a6080 R15: 00007ffdba6c7248
</TASK>
INFO: task syz.0.280:6700 blocked for more than 145 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.280 state:D stack:24176 pid:6700 tgid:6674 ppid:5833 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
__tun_chr_ioctl+0x3ef/0x1f90 drivers/net/tun.c:3038
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f87c218d169
RSP: 002b:00007f87c3005038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f87c23a6160 RCX: 00007f87c218d169
RDX: 0000200000000140 RSI: 00000000400454ca RDI: 0000000000000009
RBP: 00007f87c220e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f87c23a6160 R15: 00007ffdba6c7248
</TASK>
INFO: task syz.1.291:6707 blocked for more than 145 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.291 state:D stack:22696 pid:6707 tgid:6705 ppid:5831 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
nl80211_pre_doit+0x5f/0x8b0 net/wireless/nl80211.c:16693
genl_family_rcv_msg_doit net/netlink/genetlink.c:1110 [inline]
genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
genl_rcv_msg+0xacc/0xf00 net/netlink/genetlink.c:1210
netlink_rcv_skb+0x208/0x480 net/netlink/af_netlink.c:2534
genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
netlink_unicast+0x7f8/0x9a0 net/netlink/af_netlink.c:1339
netlink_sendmsg+0x8c3/0xcd0 net/netlink/af_netlink.c:1883
sock_sendmsg_nosec net/socket.c:712 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:727
____sys_sendmsg+0x523/0x860 net/socket.c:2566
___sys_sendmsg net/socket.c:2620 [inline]
__sys_sendmsg+0x271/0x360 net/socket.c:2652
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f4f2518d169
RSP: 002b:00007f4f25f3c038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f4f253a5fa0 RCX: 00007f4f2518d169
RDX: 0000000000000000 RSI: 0000200000001380 RDI: 0000000000000003
RBP: 00007f4f2520e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f4f253a5fa0 R15: 00007ffe0b6e0fd8
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.4.293:6711 blocked for more than 146 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.293 state:D stack:28488 pid:6711 tgid:6710 ppid:5832 task_flags:0x400040 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
do_ip_setsockopt+0x10f0/0x39c0 net/ipv4/ip_sockglue.c:1077
ip_setsockopt+0x63/0x100 net/ipv4/ip_sockglue.c:1417
do_sock_setsockopt+0x3b1/0x710 net/socket.c:2296
__sys_setsockopt net/socket.c:2321 [inline]
__do_sys_setsockopt net/socket.c:2327 [inline]
__se_sys_setsockopt net/socket.c:2324 [inline]
__x64_sys_setsockopt+0x1ee/0x280 net/socket.c:2324
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb41dd8d169
RSP: 002b:00007fb41ec80038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fb41dfa5fa0 RCX: 00007fb41dd8d169
RDX: 000000000000002e RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fb41de0e2a0 R08: 0000000000000108 R09: 0000000000000000
R10: 0000200000000340 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb41dfa5fa0 R15: 00007ffca02d6d78
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.4.293:6712 blocked for more than 146 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.293 state:D stack:28488 pid:6712 tgid:6710 ppid:5832 task_flags:0x400040 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
do_ip_setsockopt+0x10f0/0x39c0 net/ipv4/ip_sockglue.c:1077
ip_setsockopt+0x63/0x100 net/ipv4/ip_sockglue.c:1417
do_sock_setsockopt+0x3b1/0x710 net/socket.c:2296
__sys_setsockopt net/socket.c:2321 [inline]
__do_sys_setsockopt net/socket.c:2327 [inline]
__se_sys_setsockopt net/socket.c:2324 [inline]
__x64_sys_setsockopt+0x1ee/0x280 net/socket.c:2324
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb41dd8d169
RSP: 002b:00007fb41ec5f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fb41dfa6080 RCX: 00007fb41dd8d169
RDX: 000000000000002d RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007fb41de0e2a0 R08: 0000000000000108 R09: 0000000000000000
R10: 0000200000000480 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007fb41dfa6080 R15: 00007ffca02d6d78
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.4.293:6713 blocked for more than 146 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.293 state:D stack:26920 pid:6713 tgid:6710 ppid:5832 task_flags:0x400040 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
dev_ioctl+0x8b0/0x1380 net/core/dev_ioctl.c:847
sock_ioctl+0x819/0x900 net/socket.c:1236
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb41dd8d169
RSP: 002b:00007fb41ec3e038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb41dfa6160 RCX: 00007fb41dd8d169
RDX: 0000200000000140 RSI: 00000000000089f0 RDI: 0000000000000003
RBP: 00007fb41de0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb41dfa6160 R15: 00007ffca02d6d78
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.3.294:6716 blocked for more than 146 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.294 state:D stack:24712 pid:6716 tgid:6715 ppid:5846 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
rtnl_lock net/core/rtnetlink.c:80 [inline]
rtnetlink_rcv_msg+0x767/0xd70 net/core/rtnetlink.c:6961
netlink_rcv_skb+0x208/0x480 net/netlink/af_netlink.c:2534
netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]
netlink_unicast+0x7f8/0x9a0 net/netlink/af_netlink.c:1339
netlink_sendmsg+0x8c3/0xcd0 net/netlink/af_netlink.c:1883
sock_sendmsg_nosec net/socket.c:712 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:727
____sys_sendmsg+0x523/0x860 net/socket.c:2566
___sys_sendmsg net/socket.c:2620 [inline]
__sys_sendmsg+0x271/0x360 net/socket.c:2652
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff536f8d169
RSP: 002b:00007ff537dda038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007ff5371a5fa0 RCX: 00007ff536f8d169
RDX: 0000000000000000 RSI: 0000200000000080 RDI: 0000000000000003
RBP: 00007ff53700e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff5371a5fa0 R15: 00007ffe51bbbd88
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.2.295:6718 blocked for more than 147 seconds.
Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.295 state:D stack:24712 pid:6718 tgid:6717 ppid:5845 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5366 [inline]
__schedule+0x1b18/0x50e0 kernel/sched/core.c:6747
__schedule_loop kernel/sched/core.c:6824 [inline]
schedule+0x163/0x360 kernel/sched/core.c:6839
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6896
__mutex_lock_common kernel/locking/mutex.c:664 [inline]
__mutex_lock+0x7fa/0x1000 kernel/locking/mutex.c:732
wext_ioctl_dispatch+0x9d/0x410 net/wireless/wext-core.c:1013
wext_handle_ioctl+0x15a/0x260 net/wireless/wext-core.c:1075
sock_ioctl+0x181/0x900 net/socket.c:1243
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf1/0x160 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1eb538d169
RSP: 002b:00007f1eb61de038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f1eb55a5fa0 RCX: 00007f1eb538d169
RDX: 0000200000000000 RSI: 0000000000008b0b RDI: 0000000000000003
RBP: 00007f1eb540e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1eb55a5fa0 R15: 00007ffd48b3faa8
</TASK>
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
Showing all locks held in the system:
4 locks held by kworker/u8:0/12:
#0: ffff88801bef6148 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff88801bef6148 ((wq_completion)netns){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc90000117c60 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc90000117c60 (net_cleanup_work){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900d8bd0 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x17c/0xd60 net/core/net_namespace.c:608
#3: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: cfg802154_pernet_exit+0x1b/0xe0 net/ieee802154/core.c:351
3 locks held by kworker/1:0/24:
#0: ffff88801b080d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff88801b080d48 ((wq_completion)events){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc900001e7c60 (deferred_process_work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc900001e7c60 (deferred_process_work){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: switchdev_deferred_process_work+0xe/0x20 net/switchdev/switchdev.c:104
1 lock held by khungtaskd/31:
#0: ffffffff8ed3a260 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
#0: ffffffff8ed3a260 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline]
#0: ffffffff8ed3a260 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x30/0x180 kernel/locking/lockdep.c:6761
3 locks held by kworker/u8:2/36:
#0: ffff888140520148 ((wq_completion)cfg80211){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff888140520148 ((wq_completion)cfg80211){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc90000ad7c60 ((work_completion)(&(&rdev->dfs_update_channels_wk)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc90000ad7c60 ((work_completion)(&(&rdev->dfs_update_channels_wk)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: cfg80211_dfs_channels_update_work+0xc1/0x620 net/wireless/mlme.c:1022
3 locks held by kworker/1:1/81:
#0: ffff88801b081d48 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff88801b081d48 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc9000157fc60 ((crda_timeout).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc9000157fc60 ((crda_timeout).work){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: crda_timeout_work+0x15/0x50 net/wireless/reg.c:541
3 locks held by kworker/u8:7/3447:
#0: ffff88801b089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff88801b089148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc9000c0ffc60 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc9000c0ffc60 ((linkwatch_work).work){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0xe/0x60 net/core/link_watch.c:285
3 locks held by kworker/u8:9/3488:
#0: ffff888030ab1148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff888030ab1148 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc9000c31fc60 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc9000c31fc60 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_verify_work+0x19/0x30 net/ipv6/addrconf.c:4730
1 lock held by dhcpcd/5503:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: devinet_ioctl+0x34e/0x1d80 net/ipv4/devinet.c:1121
2 locks held by getty/5597:
#0: ffff888035a020a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc900033262f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x53d/0x16b0 drivers/tty/n_tty.c:2211
3 locks held by kworker/0:5/5914:
#0: ffff88801b081d48 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3213 [inline]
#0: ffff88801b081d48 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_scheduled_works+0x990/0x18e0 kernel/workqueue.c:3319
#1: ffffc90004307c60 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work kernel/workqueue.c:3214 [inline]
#1: ffffc90004307c60 ((reg_check_chans).work){+.+.}-{0:0}, at: process_scheduled_works+0x9cb/0x18e0 kernel/workqueue.c:3319
#2: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: reg_check_chans_work+0x9b/0xfc0 net/wireless/reg.c:2483
2 locks held by syz.0.280/6674:
#0: ffff88805974e808 (&sb->s_type->i_mutex_key#10){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:867 [inline]
#0: ffff88805974e808 (&sb->s_type->i_mutex_key#10){+.+.}-{4:4}, at: __sock_release net/socket.c:646 [inline]
#0: ffff88805974e808 (&sb->s_type->i_mutex_key#10){+.+.}-{4:4}, at: sock_close+0x90/0x240 net/socket.c:1391
#1: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: ipv6_sock_mc_close+0xc9/0x140 net/ipv6/mcast.c:357
2 locks held by syz.0.280/6675:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:341 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xd68/0x1fe0 net/core/rtnetlink.c:4064
#1: ffff888062fcad30 (&dev_instance_lock_key#13){+.+.}-{4:4}, at: netdev_lock include/linux/netdevice.h:2751 [inline]
#1: ffff888062fcad30 (&dev_instance_lock_key#13){+.+.}-{4:4}, at: napi_disable+0x4d/0x80 net/core/dev.c:7242
1 lock held by syz.0.280/6689:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_nets_lock net/core/rtnetlink.c:341 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0xd68/0x1fe0 net/core/rtnetlink.c:4064
1 lock held by syz.0.280/6700:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: __tun_chr_ioctl+0x3ef/0x1f90 drivers/net/tun.c:3038
2 locks held by syz.1.291/6707:
#0: ffffffff901499d0 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 net/netlink/genetlink.c:1218
#1: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: nl80211_pre_doit+0x5f/0x8b0 net/wireless/nl80211.c:16693
1 lock held by syz.4.293/6711:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: do_ip_setsockopt+0x10f0/0x39c0 net/ipv4/ip_sockglue.c:1077
1 lock held by syz.4.293/6712:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: do_ip_setsockopt+0x10f0/0x39c0 net/ipv4/ip_sockglue.c:1077
1 lock held by syz.4.293/6713:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: dev_ioctl+0x8b0/0x1380 net/core/dev_ioctl.c:847
1 lock held by syz.3.294/6716:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock net/core/rtnetlink.c:80 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnetlink_rcv_msg+0x767/0xd70 net/core/rtnetlink.c:6961
1 lock held by syz.2.295/6718:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: wext_ioctl_dispatch+0x9d/0x410 net/wireless/wext-core.c:1013
1 lock held by syz-executor/6720:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6725:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6728:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6732:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6734:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6737:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6743:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6745:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6749:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6751:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6758:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6763:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6766:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6770:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
1 lock held by syz-executor/6772:
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_net_lock include/linux/rtnetlink.h:130 [inline]
#0: ffffffff900e5808 (rtnl_mutex){+.+.}-{4:4}, at: inet_rtm_newaddr+0x406/0x1c40 net/ipv4/devinet.c:979
=============================================
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Call Trace:
<TASK>
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x4ab/0x4e0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:236 [inline]
watchdog+0x1058/0x10a0 kernel/hung_task.c:399
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 3469 Comm: kworker/u8:8 Not tainted 6.14.0-syzkaller-05884-g2ea396448f26 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: bat_events batadv_nc_worker
RIP: 0010:__lock_acquire+0x55/0xd80 kernel/locking/lockdep.c:5099
Code: 89 ff 48 8b 07 48 c7 c1 90 1e 27 94 48 39 c8 0f 84 d7 0a 00 00 41 89 d6 8b 0d a7 af 21 0d 48 c7 c2 80 1e 27 94 31 ff 48 39 d0 <44> 0f 44 c7 85 c9 44 0f 44 c1 83 fe 01 77 0c 89 f0 49 8b 44 c7 08
RSP: 0018:ffffc9000c1cf998 EFLAGS: 00000006
RAX: ffffffff9a72d580 RBX: ffffffff8ed3a260 RCX: 0000000000000001
RDX: ffffffff94271e80 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8880316ada00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff8ed3a260
FS: 0000000000000000(0000) GS:ffff888124fea000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005587c8f85f50 CR3: 000000003135a000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<NMI>
</NMI>
<TASK>
lock_acquire+0x116/0x2f0 kernel/locking/lockdep.c:5866
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:841 [inline]
batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline]
batadv_nc_worker+0xec/0x610 net/batman-adv/network-coding.c:719
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319
worker_thread+0x870/0xd30 kernel/workqueue.c:3400
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>