INFO: task syz-executor.0:5790 blocked for more than 143 seconds.
Not tainted 6.9.0-syzkaller-09429-g61307b7be41a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:27168 pid:5790 tgid:5790 ppid:5105 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
device_lock include/linux/device.h:990 [inline]
usbdev_release+0x87/0x470 drivers/usb/core/devio.c:1096
__fput+0x270/0xb80 fs/file_table.c:422
__fput_sync+0x47/0x50 fs/file_table.c:507
__do_sys_close fs/open.c:1556 [inline]
__se_sys_close fs/open.c:1541 [inline]
__x64_sys_close+0x86/0x100 fs/open.c:1541
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f126e27bdda
RSP: 002b:00007ffd3ac90aa0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007f126e27bdda
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000005
RBP: 00007f126e3ad980 R08: 0000001b32c20000 R09: 0000000000000705
R10: 000000008ae6189a R11: 0000000000000293 R12: 0000000000029fd6
R13: 00007f126e3abf8c R14: 00007ffd3ac90ba0 R15: 0000000000000032
INFO: task syz-executor.1:5807 blocked for more than 144 seconds.
Not tainted 6.9.0-syzkaller-09429-g61307b7be41a #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:28976 pid:5807 tgid:5806 ppid:5114 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0xf15/0x5d00 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0xe7/0x350 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752
device_lock include/linux/device.h:990 [inline]
usbdev_open+0x1b8/0x8c0 drivers/usb/core/devio.c:1051
chrdev_open+0x26d/0x6f0 fs/char_dev.c:414
do_dentry_open+0x8da/0x18c0 fs/open.c:955
do_open fs/namei.c:3650 [inline]
path_openat+0x1dfb/0x2990 fs/namei.c:3807
do_filp_open+0x1dc/0x430 fs/namei.c:3834
do_sys_openat2+0x17a/0x1e0 fs/open.c:1406
do_sys_open fs/open.c:1421 [inline]
__do_sys_openat fs/open.c:1437 [inline]
__se_sys_openat fs/open.c:1432 [inline]
__x64_sys_openat+0x175/0x210 fs/open.c:1432
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc9ac87bae0
RSP: 002b:00007fc9ad67ec00 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000141341 RCX: 00007fc9ac87bae0
RDX: 0000000000141341 RSI: 00007fc9ad67eca0 RDI: 00000000ffffff9c
RBP: 00007fc9ad67eca0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 000000000000000b R14: 00007fc9ac9abf80 R15: 00007ffc09ae19e8
Showing all locks held in the system:
3 locks held by kworker/u8:1/12:
#0: ffff888015489148 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc90000117d80 ((work_completion)(&rdev->wiphy_work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffff888024ab0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5966 [inline]
#2: ffff888024ab0768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_wiphy_work+0x2b/0x330 net/wireless/core.c:424
5 locks held by kworker/1:0/25:
#0: ffff88801a691148 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc900001f7d80 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffff888024080190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
#2: ffff888024080190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4e20 drivers/usb/core/hub.c:5850
#3: ffff888024084518 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3207 [inline]
#3: ffff888024084518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5419 [inline]
#3: ffff888024084518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5662 [inline]
#3: ffff888024084518 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5822 [inline]
#3: ffff888024084518 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2802/0x4e20 drivers/usb/core/hub.c:5904
#4: ffff888023f05768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5420 [inline]
#4: ffff888023f05768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5662 [inline]
#4: ffff888023f05768 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5822 [inline]
#4: ffff888023f05768 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x282b/0x4e20 drivers/usb/core/hub.c:5904
1 lock held by khungtaskd/30:
#0: ffffffff8dbb1760 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline]
#0: ffffffff8dbb1760 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline]
#0: ffffffff8dbb1760 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
3 locks held by kworker/u8:3/51:
3 locks held by kworker/u8:4/61:
#0: ffff888029fe7948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc900015c7d80 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xcf/0x1500 net/ipv6/addrconf.c:4193
4 locks held by kworker/0:2/927:
#0: ffff888015480948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc900047ffd80 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0x51/0xc0 net/core/link_watch.c:276
#3: ffffffff8dbbcef8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock+0x282/0x3b0 kernel/rcu/tree_exp.h:291
3 locks held by kworker/u8:7/3073:
#0: ffff888016f0c948 ((wq_completion)cfg80211){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc9000ae3fd80 ((work_completion)(&(&rdev->dfs_update_channels_wk)->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: cfg80211_dfs_channels_update_work+0xd0/0x640 net/wireless/mlme.c:1021
2 locks held by getty/4839:
#0: ffff88802b2f60a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f062f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc8/0x1490 drivers/tty/n_tty.c:2201
3 locks held by kworker/u9:2/5107:
#0: ffff88805f6fa148 ((wq_completion)hci5){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc90003ce7d80 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffff88805f994d88 (&hdev->req_lock){+.+.}-{3:3}, at: hci_cmd_sync_work+0x170/0x410 net/bluetooth/hci_sync.c:309
3 locks held by kworker/0:3/5149:
#0: ffff888015480948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x12bf/0x1b60 kernel/workqueue.c:3206
#1: ffffc90003ecfd80 ((work_completion)(&aux->work)){+.+.}-{0:0}, at: process_one_work+0x957/0x1b60 kernel/workqueue.c:3207
#2: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: bpf_prog_dev_bound_destroy+0x23/0x330 kernel/bpf/offload.c:386
1 lock held by syz-executor.0/5790:
#0: ffff888024080190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
#0: ffff888024080190 (&dev->mutex){....}-{3:3}, at: usbdev_release+0x87/0x470 drivers/usb/core/devio.c:1096
1 lock held by syz-executor.1/5807:
#0: ffff888024080190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline]
#0: ffff888024080190 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x1b8/0x8c0 drivers/usb/core/devio.c:1051
1 lock held by syz-executor.2/6416:
#0: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
#0: ffffffff8f747068 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x372/0xe60 net/core/rtnetlink.c:6592
2 locks held by syz-executor.1/6712:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.9.0-syzkaller-09429-g61307b7be41a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:114
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:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xf86/0x1240 kernel/hung_task.c:379
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
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
CPU: 0 PID: 958 Comm: kworker/u8:6 Not tainted 6.9.0-syzkaller-09429-g61307b7be41a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: be b0 01 00 00 e8 a0 ff ff ff 31 c0 c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 65 48 8b 15 34 f2 75 7e 65 8b 05 35 f2 75 7e a9 00 01
RSP: 0018:ffffc9000494edc8 EFLAGS: 00000287
RAX: 0000000000000000 RBX: ffffc9000494ee50 RCX: ffffffff813cd8dd
RDX: ffff888021558000 RSI: 00000000000933e7 RDI: 0000000000000004
RBP: 0000000000000001 R08: 0000000000000004 R09: 00000000000933e7
R10: 00000000000a2000 R11: 0000000000000004 R12: ffffffff8a33e739
R13: 00000000000933e7 R14: 00000000000a2000 R15: ffffc9000494ee85
FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f22cdd7b038 CR3: 000000000d97a000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
orc_find arch/x86/kernel/unwind_orc.c:217 [inline]
unwind_next_frame+0x24b/0x23a0 arch/x86/kernel/unwind_orc.c:494
arch_stack_walk+0x100/0x170 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
__kasan_record_aux_stack+0xba/0xd0 mm/kasan/generic.c:541
kvfree_call_rcu+0x74/0xbe0 kernel/rcu/tree.c:3781
cfg80211_update_known_bss+0x39f/0x1150 net/wireless/scan.c:1847
__cfg80211_bss_update+0x1aa/0x24c0 net/wireless/scan.c:1893
cfg80211_inform_single_bss_data+0x758/0x1f70 net/wireless/scan.c:2273
cfg80211_inform_bss_data+0x205/0x39d0 net/wireless/scan.c:3101
cfg80211_inform_bss_frame_data+0x271/0x7c0 net/wireless/scan.c:3191
ieee80211_bss_info_update+0x311/0xab0 net/mac80211/scan.c:226
ieee80211_rx_bss_info net/mac80211/ibss.c:1099 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1578 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1898/0x2f40 net/mac80211/ibss.c:1605
ieee80211_iface_process_skb net/mac80211/iface.c:1605 [inline]
ieee80211_iface_work+0xc07/0xf00 net/mac80211/iface.c:1659
cfg80211_wiphy_work+0x255/0x330 net/wireless/core.c:437
process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231
process_scheduled_works kernel/workqueue.c:3312 [inline]
worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393
kthread+0x2c1/0x3a0 kernel/kthread.c:389
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244