INFO: task kworker/0:1:9 blocked for more than 143 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1 state:D stack:26736 pid:9 tgid:9 ppid:2 flags:0x00004000
Workqueue: events request_firmware_work_func
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
regdb_fw_cb+0x15a/0x270 net/wireless/reg.c:1017
request_firmware_work_func+0x13a/0x250 drivers/base/firmware_loader/main.c:1196
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:3:52 blocked for more than 143 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:3 state:D stack:23024 pid:52 tgid:52 ppid:2 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_acquire_if_cleanup_net net/core/dev.c:10272 [inline]
unregister_netdevice_many_notify+0x1a51/0x21a0 net/core/dev.c:11792
unregister_netdevice_many net/core/dev.c:11875 [inline]
unregister_netdevice_queue+0x307/0x3f0 net/core/dev.c:11741
unregister_netdevice include/linux/netdevice.h:3329 [inline]
_cfg80211_unregister_wdev+0x64b/0x830 net/wireless/core.c:1251
ieee80211_remove_interfaces+0x34f/0x720 net/mac80211/iface.c:2305
ieee80211_unregister_hw+0x55/0x3a0 net/mac80211/main.c:1681
mac80211_hwsim_del_radio drivers/net/wireless/virtual/mac80211_hwsim.c:5664 [inline]
hwsim_exit_net+0x3ad/0x7d0 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
ops_exit_list+0xb0/0x180 net/core/net_namespace.c:172
cleanup_net+0x5c6/0xbf0 net/core/net_namespace.c:652
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:5:1098 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:5 state:D stack:24688 pid:1098 tgid:1098 ppid:2 flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
addrconf_dad_work+0x121/0x14e0 net/ipv6/addrconf.c:4190
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:7:3538 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:7 state:D stack:23608 pid:3538 tgid:3538 ppid:2 flags:0x00004000
Workqueue: events_unbound linkwatch_event
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
linkwatch_event+0x51/0xc0 net/core/link_watch.c:285
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:9:4505 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:9 state:D stack:24960 pid:4505 tgid:4505 ppid:2 flags:0x00004000
Workqueue: cfg80211 cfg80211_dfs_channels_update_work
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
cfg80211_dfs_channels_update_work+0xd0/0x640 net/wireless/mlme.c:1022
process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x6c8/0xf00 kernel/workqueue.c:3398
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task dhcpcd:5485 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:26184 pid:5485 tgid:5485 ppid:1 flags:0x00000002
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
vlan_ioctl_handler+0xcf/0xa80 net/8021q/vlan.c:553
sock_ioctl+0x4be/0x6c0 net/socket.c:1277
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl fs/ioctl.c:892 [inline]
__x64_sys_ioctl+0x190/0x200 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3387a3cd49
RSP: 002b:00007ffd901de3b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00005644ac7d7350 RCX: 00007f3387a3cd49
RDX: 00007ffd901de3c0 RSI: 0000000000008982 RDI: 0000000000000011
RBP: 0000000000000002 R08: 1999999999999999 R09: 00007ffd901de344
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd901de3c0
R13: 00007ffd901de480 R14: 00005644ac7d7350 R15: 00005644ac9090d0
INFO: task syz-executor:6365 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:24496 pid:6365 tgid:6365 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
class_wiphy_constructor include/net/cfg80211.h:6061 [inline]
reg_process_self_managed_hints+0x95/0x1f0 net/wireless/reg.c:3206
wiphy_register+0x1e45/0x2860 net/wireless/core.c:1026
ieee80211_register_hw+0x2455/0x4060 net/mac80211/main.c:1587
mac80211_hwsim_new_radio+0x304e/0x54d0 drivers/net/wireless/virtual/mac80211_hwsim.c:5558
hwsim_new_radio_nl+0xb42/0x12b0 drivers/net/wireless/virtual/mac80211_hwsim.c:6242
genl_family_rcv_msg_doit+0x202/0x2f0 net/netlink/genetlink.c:1115
genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
genl_rcv_msg+0x565/0x800 net/netlink/genetlink.c:1210
netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2543
genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg net/socket.c:728 [inline]
__sys_sendto+0x488/0x4f0 net/socket.c:2182
__do_sys_sendto net/socket.c:2189 [inline]
__se_sys_sendto net/socket.c:2185 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2185
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f104638ebbc
RSP: 002b:00007ffd6a487620 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f10470d4620 RCX: 00007f104638ebbc
RDX: 0000000000000024 RSI: 00007f10470d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffd6a487674 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f10470d4670 R15: 0000000000000000
INFO: task syz-executor:6385 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:24688 pid:6385 tgid:6385 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
inet6_rtm_newaddr+0x502/0x19d0 net/ipv6/addrconf.c:5023
rtnetlink_rcv_msg+0x95b/0xea0 net/core/rtnetlink.c:6911
netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2543
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg net/socket.c:728 [inline]
__sys_sendto+0x488/0x4f0 net/socket.c:2182
__do_sys_sendto net/socket.c:2189 [inline]
__se_sys_sendto net/socket.c:2185 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2185
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd6bbb8ebbc
RSP: 002b:00007ffe51da58f0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fd6bc8d4620 RCX: 00007fd6bbb8ebbc
RDX: 0000000000000040 RSI: 00007fd6bc8d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffe51da5944 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007fd6bc8d4670 R15: 0000000000000000
INFO: task syz-executor:6430 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:24840 pid:6430 tgid:6430 ppid:1 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
unregister_netdevice_notifier_net+0x1c/0xf0 net/core/dev.c:2057
nsim_dev_hwstats_exit+0x76/0x2d0 drivers/net/netdevsim/hwstats.c:483
nsim_dev_reload_destroy+0x133/0x4d0 drivers/net/netdevsim/dev.c:1662
nsim_drv_remove+0x52/0x1d0 drivers/net/netdevsim/dev.c:1676
device_remove+0xc8/0x170 drivers/base/dd.c:567
__device_release_driver drivers/base/dd.c:1273 [inline]
device_release_driver_internal+0x44a/0x610 drivers/base/dd.c:1296
bus_remove_device+0x22f/0x420 drivers/base/bus.c:576
device_del+0x396/0x9f0 drivers/base/core.c:3854
device_unregister+0x1d/0xc0 drivers/base/core.c:3895
nsim_bus_dev_del drivers/net/netdevsim/bus.c:462 [inline]
del_device_store+0x346/0x4b0 drivers/net/netdevsim/bus.c:226
bus_attr_store+0x71/0xb0 drivers/base/bus.c:172
sysfs_kf_write+0x117/0x170 fs/sysfs/file.c:139
kernfs_fop_write_iter+0x33d/0x500 fs/kernfs/file.c:334
new_sync_write fs/read_write.c:586 [inline]
vfs_write+0x5ae/0x1150 fs/read_write.c:679
ksys_write+0x12b/0x250 fs/read_write.c:731
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc588f8b7df
RSP: 002b:00007ffd2a264700 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fc588f8b7df
RDX: 0000000000000001 RSI: 00007ffd2a264750 RDI: 0000000000000005
RBP: 00007fc58900f4ad R08: 0000000000000000 R09: 00007ffd2a264557
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007ffd2a264750 R14: 00007fc589cd4620 R15: 0000000000000003
INFO: task syz.7.129:6549 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.7.129 state:D stack:28000 pid:6549 tgid:6548 ppid:6031 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
wext_ioctl_dispatch net/wireless/wext-core.c:1015 [inline]
wext_ioctl_dispatch net/wireless/wext-core.c:1004 [inline]
wext_handle_ioctl+0x155/0x2b0 net/wireless/wext-core.c:1077
sock_ioctl+0x3a6/0x6c0 net/socket.c:1247
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl fs/ioctl.c:892 [inline]
__x64_sys_ioctl+0x190/0x200 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb0af18cd29
RSP: 002b:00007fb0aff25038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb0af3a5fa0 RCX: 00007fb0af18cd29
RDX: 0000000020000000 RSI: 0000000000008b19 RDI: 0000000000000004
RBP: 00007fb0af20e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fb0af3a5fa0 R15: 00007ffc580f7d18
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.5.134:6567 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.5.134 state:D stack:24856 pid:6567 tgid:6566 ppid:5934 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_lock net/core/rtnetlink.c:79 [inline]
rtnetlink_rcv_msg+0x372/0xea0 net/core/rtnetlink.c:6917
netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2543
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg net/socket.c:728 [inline]
____sys_sendmsg+0xaaf/0xc90 net/socket.c:2568
___sys_sendmsg+0x135/0x1e0 net/socket.c:2622
__sys_sendmsg+0x16e/0x220 net/socket.c:2654
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab3a18cd29
RSP: 002b:00007fab3affc038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fab3a3a5fa0 RCX: 00007fab3a18cd29
RDX: 0000000000044080 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007fab3a20e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fab3a3a5fa0 R15: 00007ffdd00d2468
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz-executor:6570 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:28232 pid:6570 tgid:6570 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5377 [inline]
__schedule+0x1142/0x5b60 kernel/sched/core.c:6764
__schedule_loop kernel/sched/core.c:6841 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6856
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6913
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x6bd/0xb10 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
inet_rtm_newaddr+0x316/0x1560 net/ipv4/devinet.c:987
rtnetlink_rcv_msg+0x95b/0xea0 net/core/rtnetlink.c:6911
netlink_rcv_skb+0x16b/0x440 net/netlink/af_netlink.c:2543
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x53c/0x7f0 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8b8/0xd70 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg net/socket.c:728 [inline]
__sys_sendto+0x488/0x4f0 net/socket.c:2182
__do_sys_sendto net/socket.c:2189 [inline]
__se_sys_sendto net/socket.c:2185 [inline]
__x64_sys_sendto+0xe0/0x1c0 net/socket.c:2185
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f29ae58ebbc
RSP: 002b:00007ffe1a6bcc30 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f29af2d4620 RCX: 00007f29ae58ebbc
RDX: 0000000000000028 RSI: 00007f29af2d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffe1a6bcc84 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007f29af2d4670 R15: 0000000000000000
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 30 Comm: khungtaskd Not tainted 6.13.0-syzkaller-07259-g0f8e26b38d7a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120
nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:234 [inline]
watchdog+0xf14/0x1240 kernel/hung_task.c:397
kthread+0x3af/0x750 kernel/kthread.c:464
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline]
NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline]
NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt+0x1a/0x20 drivers/acpi/processor_idle.c:111