ci starts bisection 2023-04-22 13:58:31.576959344 +0000 UTC m=+186506.359619466
bisecting fixing commit since 72a85e2b0a1e1e6fb4ee51ae902730212b2de25c
building syzkaller on 9da18ae8fa827d046ef8da48cc23c97418553c23
ensuring issue is reproducible on original commit 72a85e2b0a1e1e6fb4ee51ae902730212b2de25c
testing commit 72a85e2b0a1e1e6fb4ee51ae902730212b2de25c gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 0d621dedaa96aa8b8f3fc366ae12e88ca84536a51b98f068391e916fcf80967f
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in corrupted
run #2: crashed: INFO: rcu detected stall in corrupted
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in corrupted
run #6: crashed: INFO: rcu detected stall in corrupted
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in corrupted
run #9: crashed: INFO: rcu detected stall in corrupted
run #10: crashed: INFO: rcu detected stall in corrupted
run #11: crashed: INFO: rcu detected stall in corrupted
run #12: crashed: INFO: rcu detected stall in corrupted
run #13: crashed: INFO: rcu detected stall in corrupted
run #14: crashed: INFO: rcu detected stall in hub_event
run #15: crashed: INFO: rcu detected stall in corrupted
run #16: crashed: INFO: rcu detected stall in corrupted
run #17: crashed: INFO: rcu detected stall in corrupted
run #18: crashed: INFO: rcu detected stall in hub_event
run #19: crashed: INFO: rcu detected stall in corrupted
testing current HEAD 8e41e0a575664d26bb87e012c39435c4c3914ed9
testing commit 8e41e0a575664d26bb87e012c39435c4c3914ed9 gcc
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 3fca124d5eeb44837f84ab9e42f7a9e6c0f05cd946fd7a86de151236b2eab5cb
run #0: crashed: INFO: rcu detected stall in corrupted
run #1: crashed: INFO: rcu detected stall in sys_execve
run #2: crashed: INFO: rcu detected stall in hub_event
run #3: crashed: INFO: rcu detected stall in corrupted
run #4: crashed: INFO: rcu detected stall in corrupted
run #5: crashed: INFO: rcu detected stall in chrdev_open
run #6: crashed: INFO: rcu detected stall in __fput
run #7: crashed: INFO: rcu detected stall in corrupted
run #8: crashed: INFO: rcu detected stall in security_file_open
run #9: crashed: INFO: task hung in corrupted
revisions tested: 2, total time: 29m54.11121499s (build: 17m34.079164781s, test: 11m39.254873912s)
the crash still happens on HEAD
commit msg: Revert "ACPICA: Events: Support fixed PCIe wake event"
crash: INFO: task hung in corrupted
INFO: task kworker/u4:0:8 blocked for more than 143 seconds.
Not tainted 6.3.0-rc7-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:0 state:D
stack:23560 pid:8 ppid:2 flags:0x00004000
Workqueue: events_unbound fsnotify_connector_destroy_workfn
Call Trace:
context_switch kernel/sched/core.c:5307 [inline]
__schedule+0xc01/0x56c0 kernel/sched/core.c:6625
Showing all locks held in the system:
2 locks held by kworker/u4:0/8:
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888011477138 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc900002efdb8 (connector_reaper_work){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
4 locks held by kworker/u4:1/10:
1 lock held by rcu_tasks_kthre/11:
#0: ffffffff8b789430 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80 kernel/rcu/tasks.h:510
1 lock held by rcu_tasks_trace/12:
#0: ffffffff8b789130 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80 kernel/rcu/tasks.h:510
1 lock held by khungtaskd/27:
#0: ffffffff8b789f80 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340 kernel/locking/lockdep.c:6495
2 locks held by kworker/u4:2/29:
#0: ffff8880b9a3c258 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2f/0x120 kernel/sched/core.c:539
#1: ffff888028e4eaf0 (&mm->cid_lock#2){....}-{2:2}, at: mm_cid_get kernel/sched/sched.h:3280 [inline]
#1: ffff888028e4eaf0 (&mm->cid_lock#2){....}-{2:2}, at: switch_mm_cid kernel/sched/sched.h:3302 [inline]
#1: ffff888028e4eaf0 (&mm->cid_lock#2){....}-{2:2}, at: prepare_task_switch kernel/sched/core.c:5117 [inline]
#1: ffff888028e4eaf0 (&mm->cid_lock#2){....}-{2:2}, at: context_switch kernel/sched/core.c:5258 [inline]
#1: ffff888028e4eaf0 (&mm->cid_lock#2){....}-{2:2}, at: __schedule+0x2772/0x56c0 kernel/sched/core.c:6625
4 locks held by kworker/u4:3/45:
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff88802a354938 ((wq_completion)phy14){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc90000d6fdb8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888072518d40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1115 [inline]
#2: ffff888072518d40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xff/0x2f40 net/mac80211/ibss.c:1627
#3: ffff8880726a9750 (&local->sta_mtx){+.+.}-{3:3}, at: sta_info_destroy_addr+0x43/0xc0 net/mac80211/sta_info.c:1356
6 locks held by kworker/0:2/895:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000490fdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888146eb6190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888146eb6190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff88807b8a4190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff88807b8a4190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff88806a435118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff88806a435118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff88806a435118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
4 locks held by kworker/u4:5/2797:
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff88801d0c3138 ((wq_completion)phy16){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000b577db8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888027c38d40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1115 [inline]
#2: ffff888027c38d40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xff/0x2f40 net/mac80211/ibss.c:1627
#3: ffff8880726a1750 (&local->sta_mtx){+.+.}-{3:3}, at: sta_info_destroy_addr+0x43/0xc0 net/mac80211/sta_info.c:1356
2 locks held by kworker/1:3/4391:
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff88801147a538 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc900055e7db8 ((work_completion)(&rew->rew_work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
2 locks held by getty/4742:
#0: ffff88814b2ca098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x23/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc900020282f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xb73/0x1040 drivers/tty/n_tty.c:2177
6 locks held by kworker/1:4/5082:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000312fdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888146efc190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888146efc190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff88806a523190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff88806a523190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff88806a586118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff88806a586118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff88806a586118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
2 locks held by kworker/1:6/5084:
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888011469d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000316fdb8 (free_ipc_work){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
6 locks held by kworker/0:3/5085:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc900030dfdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888020995190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888020995190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff88807b1a4190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff88807b1a4190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff88802b2bb118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff88802b2bb118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff88802b2bb118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
4 locks held by udevd/5561:
#0: ffff88807ad55ec0 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xc2/0x10f0 fs/seq_file.c:182
#1: ffff88806a0abc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_seq_start+0x44/0x390 fs/kernfs/file.c:154
#2: ffff888079756490 (kn->active#28){++++}-{0:0}, at: kernfs_seq_start+0x67/0x390 fs/kernfs/file.c:155
#3: ffff88806a062190 (&dev->mutex){....}-{3:3}, at: device_lock_interruptible include/linux/device.h:837 [inline]
#3: ffff88806a062190 (&dev->mutex){....}-{3:3}, at: manufacturer_show+0x1f/0x80 drivers/usb/core/sysfs.c:142
6 locks held by kworker/0:5/5623:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000360fdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888020961190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888020961190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff88806a062190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff88806a062190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff888077489118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff888077489118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff888077489118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
6 locks held by kworker/0:7/5718:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc900031afdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888020f6a190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888020f6a190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff88806abdb190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff88806abdb190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff8880745f1118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff8880745f1118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff8880745f1118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
7 locks held by kworker/0:8/5810:
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888016bca538 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc900035efdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888146e53190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#2: ffff888146e53190 (&dev->mutex){....}-{3:3}, at: hub_event+0x126/0x4240 drivers/usb/core/hub.c:5739
#3: ffff888079199190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#3: ffff888079199190 (&dev->mutex){....}-{3:3}, at: usb_disconnect+0xeb/0x870 drivers/usb/core/hub.c:2229
#4: ffff88806a83b118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:832 [inline]
#4: ffff88806a83b118 (&dev->mutex){....}-{3:3}, at: __device_driver_lock drivers/base/dd.c:1063 [inline]
#4: ffff88806a83b118 (&dev->mutex){....}-{3:3}, at: device_release_driver_internal+0x8c/0x530 drivers/base/dd.c:1260
#5: ffffffff8c978a68 (input_mutex){+.+.}-{3:3}, at: __input_unregister_device+0x116/0x400 drivers/input/input.c:2217
#6: ffffffff8b795278 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:325 [inline]
#6: ffffffff8b795278 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3e8/0x770 kernel/rcu/tree_exp.h:989
2 locks held by kworker/u4:6/5836:
4 locks held by kworker/u4:7/6712:
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff88807aa8d138 ((wq_completion)phy8){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc90004f9fdb8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888017a88d40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1115 [inline]
#2: ffff888017a88d40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xff/0x2f40 net/mac80211/ibss.c:1627
#3: ffff88806c611750 (&local->sta_mtx){+.+.}-{3:3}, at: sta_info_destroy_addr+0x43/0xc0 net/mac80211/sta_info.c:1356
4 locks held by kworker/u4:8/6737:
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff888029c9a138 ((wq_completion)phy11){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000514fdb8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff888077cecd40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1115 [inline]
#2: ffff888077cecd40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xff/0x2f40 net/mac80211/ibss.c:1627
#3: ffff888068ca1750 (&local->sta_mtx){+.+.}-{3:3}, at: sta_info_destroy_addr+0x43/0xc0 net/mac80211/sta_info.c:1356
4 locks held by kworker/u4:10/6743:
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:639 [inline]
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:666 [inline]
#0: ffff88802b02a138 ((wq_completion)phy9){+.+.}-{0:0}, at: process_one_work+0x78a/0x1400 kernel/workqueue.c:2361
#1: ffffc9000517fdb8 ((work_completion)(&sdata->work)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x1400 kernel/workqueue.c:2365
#2: ffff88807b574d40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1115 [inline]
#2: ffff88807b574d40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_rx_queued_mgmt+0xff/0x2f40 net/mac80211/ibss.c:1627
#3: ffff8880726c1750 (&local->sta_mtx){+.+.}-{3:3}, at: sta_info_destroy_addr+0x43/0xc0 net/mac80211/sta_info.c:1356
4 locks held by syz-executor.2/6849:
#0: ffff88801ffc5028 (&hdev->req_lock){+.+.}-{3:3}, at: hci_dev_do_close+0x1f/0x60 net/bluetooth/hci_core.c:552
#1: ffff88801ffc4078 (&hdev->lock){+.+.}-{3:3}, at: hci_dev_close_sync+0x26f/0xfa0 net/bluetooth/hci_sync.c:4881
#2: ffffffff8d2134e8 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_disconn_cfm include/net/bluetooth/hci_core.h:1792 [inline]
#2: ffffffff8d2134e8 (hci_cb_list_lock){+.+.}-{3:3}, at: hci_conn_hash_flush+0xba/0x280 net/bluetooth/hci_conn.c:2448
#3: ffffffff8b795278 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:325 [inline]
#3: ffffffff8b795278 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x3e8/0x770 kernel/rcu/tree_exp.h:989
1 lock held by dhcpcd/6873:
#0: ffff88806482db10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff88806482db10 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by dhcpcd/6874:
#0: ffff88806482e550 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff88806482e550 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by dhcpcd/6875:
#0: ffff888064830810 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff888064830810 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by dhcpcd/6876:
#0: ffff888064831250 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff888064831250 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by dhcpcd/6877:
#0: ffff8880648338d0 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff8880648338d0 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by dhcpcd/6878:
#0: ffff888064834310 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:758 [inline]
#0: ffff888064834310 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release+0x76/0x280 net/socket.c:652
1 lock held by syz-executor.2/6890:
#0: ffffffff8d011708 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:75 [inline]
#0: ffffffff8d011708 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2e6/0x9f0 net/core/rtnetlink.c:6178
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 6.3.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x64/0xb0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x175/0x200 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x1bc/0x200 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0x9f9/0xcf0 kernel/hung_task.c:379
kthread+0x298/0x340 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 6754 Comm: kworker/u4:13 Not tainted 6.3.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Workqueue: phy8 ieee80211_iface_work
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:__local_bh_disable_ip+0x4a/0xc0 kernel/softirq.c:339
Code: 74 8e be 7e 65 8b 05 6d 8e be 7e 48 31 d8 f6 c4 ff 74 23 9c 58 f6 c4 02 75 70 f7 c5 00 02 00 00 74 01 fb 65 8b 05 4e 8e be 7e <25> ff ff ff 7f 39 d8 74 0a 5b 5d c3 e8 05 53 16 00 eb d6 48 8b 5c
RSP: 0018:ffffc900052efba8 EFLAGS: 00000206
RAX: 0000000080000201 RBX: 0000000000000201 RCX: 0000000000000000
RDX: 1ffff1100fb91150 RSI: 0000000000000001 RDI: ffff88807dc88a80
RBP: 0000000000000246 R08: 0000000000000000 R09: 0000000000000001
R10: fffffbfff1ac8f32 R11: 0000000000000000 R12: ffffc900052efdb8
R13: ffff888017a89b88 R14: ffff888017a89820 R15: ffff888017a88c80
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbdf4618110 CR3: 000000000b56c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__raw_spin_lock_bh include/linux/spinlock_api_smp.h:125 [inline]
_raw_spin_lock_bh+0x17/0x40 kernel/locking/spinlock.c:178
spin_lock_bh include/linux/spinlock.h:355 [inline]
ieee80211_ibss_work+0x122/0x11e0 net/mac80211/ibss.c:1690
process_one_work+0x865/0x1400 kernel/workqueue.c:2390
worker_thread+0x59c/0xec0 kernel/workqueue.c:2537
kthread+0x298/0x340 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308