INFO: task kworker/u8:0:11 blocked for more than 143 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:0 state:D stack:22096 pid:11 tgid:11 ppid:2 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_acquire_if_cleanup_net net/core/dev.c:10272 [inline]
unregister_netdevice_many_notify+0xac2/0x2030 net/core/dev.c:11792
unregister_netdevice_many net/core/dev.c:11875 [inline]
unregister_netdevice_queue+0x303/0x370 net/core/dev.c:11741
unregister_netdevice include/linux/netdevice.h:3329 [inline]
_cfg80211_unregister_wdev+0x163/0x590 net/wireless/core.c:1251
ieee80211_remove_interfaces+0x4ef/0x700 net/mac80211/iface.c:2305
ieee80211_unregister_hw+0x5d/0x2c0 net/mac80211/main.c:1681
mac80211_hwsim_del_radio+0x2c4/0x4c0 drivers/net/wireless/virtual/mac80211_hwsim.c:5664
hwsim_exit_net+0x5c1/0x670 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
ops_exit_list net/core/net_namespace.c:172 [inline]
cleanup_net+0x812/0xd60 net/core/net_namespace.c:652
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:4:61 blocked for more than 143 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:4 state:D stack:22128 pid:61 tgid:61 ppid:2 flags:0x00004000
Workqueue: events_unbound linkwatch_event
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
linkwatch_event+0xe/0x60 net/core/link_watch.c:285
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task kworker/u8:6:1073 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:6 state:D stack:23440 pid:1073 tgid:1073 ppid:2 flags:0x00004000
Workqueue: cfg80211 cfg80211_dfs_channels_update_work
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
cfg80211_dfs_channels_update_work+0xbf/0x610 net/wireless/mlme.c:1022
process_one_work kernel/workqueue.c:3236 [inline]
process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317
worker_thread+0x870/0xd30 kernel/workqueue.c:3398
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
INFO: task dhcpcd:5501 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:dhcpcd state:D stack:21200 pid:5501 tgid:5501 ppid:5500 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_lock net/core/rtnetlink.c:79 [inline]
rtnl_dumpit+0x99/0x200 net/core/rtnetlink.c:6779
netlink_dump+0x64d/0xe10 net/netlink/af_netlink.c:2318
netlink_recvmsg+0x6ec/0x11a0 net/netlink/af_netlink.c:1974
sock_recvmsg_nosec net/socket.c:1018 [inline]
sock_recvmsg+0x22f/0x280 net/socket.c:1040
____sys_recvmsg+0x1c6/0x480 net/socket.c:2788
___sys_recvmsg net/socket.c:2830 [inline]
__sys_recvmsg+0x291/0x390 net/socket.c:2863
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbea1eac91e
RSP: 002b:00007ffce5700b38 EFLAGS: 00000246 ORIG_RAX: 000000000000002f
RAX: ffffffffffffffda RBX: 00007ffce5701c60 RCX: 00007fbea1eac91e
RDX: 0000000000000000 RSI: 00007ffce5701b80 RDI: 0000000000000010
RBP: 00007ffce5701bf0 R08: 00007ffce5701b64 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000016
R13: 00007ffce5701b64 R14: 00007ffce5701b80 R15: 00007ffce5701b70
INFO: task syz-executor:14223 blocked for more than 144 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:22128 pid:14223 tgid:14223 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_lock net/core/rtnetlink.c:79 [inline]
rtnl_nets_lock net/core/rtnetlink.c:335 [inline]
rtnl_newlink+0xce2/0x2210 net/core/rtnetlink.c:4020
rtnetlink_rcv_msg+0x791/0xcf0 net/core/rtnetlink.c:6911
netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2543
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:728
__sys_sendto+0x363/0x4c0 net/socket.c:2182
__do_sys_sendto net/socket.c:2189 [inline]
__se_sys_sendto net/socket.c:2185 [inline]
__x64_sys_sendto+0xde/0x100 net/socket.c:2185
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fab0658ebbc
RSP: 002b:00007ffec769c120 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fab072d4620 RCX: 00007fab0658ebbc
RDX: 0000000000000020 RSI: 00007fab072d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffec769c174 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 0000000000000000 R14: 00007fab072d4670 R15: 0000000000000000
INFO: task syz.4.2354:14306 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.2354 state:D stack:24240 pid:14306 tgid:14295 ppid:5829 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
class_wiphy_constructor include/net/cfg80211.h:6061 [inline]
reg_process_self_managed_hints+0xb9/0x1c0 net/wireless/reg.c:3206
wiphy_register+0x1be5/0x27b0 net/wireless/core.c:1026
ieee80211_register_hw+0x354e/0x4240 net/mac80211/main.c:1587
mac80211_hwsim_new_radio+0x2a9f/0x4a90 drivers/net/wireless/virtual/mac80211_hwsim.c:5558
hwsim_new_radio_nl+0xece/0x2290 drivers/net/wireless/virtual/mac80211_hwsim.c:6242
genl_family_rcv_msg_doit net/netlink/genetlink.c:1115 [inline]
genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
genl_rcv_msg+0xb14/0xec0 net/netlink/genetlink.c:1210
netlink_rcv_skb+0x1e3/0x430 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+0x7f6/0x990 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:728
____sys_sendmsg+0x52a/0x7e0 net/socket.c:2568
___sys_sendmsg net/socket.c:2622 [inline]
__sys_sendmsg+0x269/0x350 net/socket.c:2654
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7faf4598cd29
RSP: 002b:00007faf4670e038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007faf45ba6160 RCX: 00007faf4598cd29
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007faf45a0e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007faf45ba6160 R15: 00007fff74431418
INFO: task syz.2.2358:14305 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.2358 state:D stack:27568 pid:14305 tgid:14304 ppid:5834 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
tun_set_queue drivers/net/tun.c:2996 [inline]
__tun_chr_ioctl+0x419/0x2400 drivers/net/tun.c:3118
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3bbc38cd29
RSP: 002b:00007f3bbd251038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f3bbc5a5fa0 RCX: 00007f3bbc38cd29
RDX: 0000000020000040 RSI: 00000000400454d9 RDI: 0000000000000004
RBP: 00007f3bbc40e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3bbc5a5fa0 R15: 00007fffc87ec908
INFO: task syz.2.2358:14310 blocked for more than 145 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.2358 state:D stack:28176 pid:14310 tgid:14304 ppid:5834 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
__tun_chr_ioctl+0x48c/0x2400 drivers/net/tun.c:3125
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3bbc38cd29
RSP: 002b:00007f3bbd230038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f3bbc5a6080 RCX: 00007f3bbc38cd29
RDX: 0000000000000001 RSI: 00000000400454cb RDI: 0000000000000004
RBP: 00007f3bbc40e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f3bbc5a6080 R15: 00007fffc87ec908
INFO: task syz.2.2358:14316 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.2358 state:D stack:27792 pid:14316 tgid:14304 ppid:5834 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_lock net/core/rtnetlink.c:79 [inline]
rtnetlink_rcv_msg+0x6e6/0xcf0 net/core/rtnetlink.c:6917
netlink_rcv_skb+0x1e3/0x430 net/netlink/af_netlink.c:2543
netlink_unicast_kernel net/netlink/af_netlink.c:1322 [inline]
netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:728
____sys_sendmsg+0x52a/0x7e0 net/socket.c:2568
___sys_sendmsg net/socket.c:2622 [inline]
__sys_sendmsg+0x269/0x350 net/socket.c:2654
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f3bbc38cd29
RSP: 002b:00007f3bbd20f038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f3bbc5a6160 RCX: 00007f3bbc38cd29
RDX: 0000000000000000 RSI: 00000000200012c0 RDI: 000000000000000a
RBP: 00007f3bbc40e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f3bbc5a6160 R15: 00007fffc87ec908
INFO: task syz.1.2360:14317 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.2360 state:D stack:28176 pid:14317 tgid:14315 ppid:5831 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
genl_lock net/netlink/genetlink.c:35 [inline]
genl_op_lock net/netlink/genetlink.c:60 [inline]
genl_rcv_msg+0x121/0xec0 net/netlink/genetlink.c:1209
netlink_rcv_skb+0x1e3/0x430 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+0x7f6/0x990 net/netlink/af_netlink.c:1348
netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1892
sock_sendmsg_nosec net/socket.c:713 [inline]
__sock_sendmsg+0x221/0x270 net/socket.c:728
__sys_sendto+0x363/0x4c0 net/socket.c:2182
__do_sys_sendto net/socket.c:2189 [inline]
__se_sys_sendto net/socket.c:2185 [inline]
__x64_sys_sendto+0xde/0x100 net/socket.c:2185
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f83fbd8ebbc
RSP: 002b:00007f83fcb80ec0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f83fcb80fc0 RCX: 00007f83fbd8ebbc
RDX: 000000000000001c RSI: 00007f83fcb81010 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f83fcb80f14 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003
R13: 00007f83fcb80f68 R14: 00007f83fcb81010 R15: 0000000000000000
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.0.2361:14319 blocked for more than 146 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.2361 state:D stack:28176 pid:14319 tgid:14318 ppid:5833 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
dev_ioctl+0x706/0x1340 net/core/dev_ioctl.c:825
sock_do_ioctl+0x240/0x460 net/socket.c:1208
sock_ioctl+0x626/0x8e0 net/socket.c:1313
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff21758cd29
RSP: 002b:00007ff2183fe038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff2177a5fa0 RCX: 00007ff21758cd29
RDX: 0000000020000000 RSI: 0000000000008914 RDI: 0000000000000003
RBP: 00007ff21760e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff2177a5fa0 R15: 00007ffe30044418
Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings
INFO: task syz.0.2361:14322 blocked for more than 147 seconds.
Not tainted 6.13.0-syzkaller-04101-gb2aec4efe834 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.2361 state:D stack:28176 pid:14322 tgid:14318 ppid:5833 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5373 [inline]
__schedule+0x186c/0x4be0 kernel/sched/core.c:6760
__schedule_loop kernel/sched/core.c:6837 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6852
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909
__mutex_lock_common kernel/locking/mutex.c:662 [inline]
__mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730
rtnl_net_lock include/linux/rtnetlink.h:129 [inline]
dev_ioctl+0x706/0x1340 net/core/dev_ioctl.c:825
sock_do_ioctl+0x240/0x460 net/socket.c:1208
sock_ioctl+0x626/0x8e0 net/socket.c:1313
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:906 [inline]
__se_sys_ioctl+0xf5/0x170 fs/ioctl.c:892
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff21758cd29
RSP: 002b:00007ff2183dd038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ff2177a6080 RCX: 00007ff21758cd29
RDX: 0000000020000240 RSI: 0000000000008914 RDI: 0000000000000003
RBP: 00007ff21760e2a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff2177a6080 R15: 00007ffe30044418
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-04101-gb2aec4efe834 #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+0x241/0x360 lib/dump_stack.c:120
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 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+0xff6/0x1040 kernel/hung_task.c:397
kthread+0x7a9/0x920 kernel/kthread.c:464
ret_from_fork+0x4b/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+0x21/0x30 drivers/acpi/processor_idle.c:111