INFO: task kworker/1:1:26 blocked for more than 143 seconds.
Tainted: G W 5.17.0-syzkaller-11407-gae085d7f9365 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:1 state:D stack:22072 pid: 26 ppid: 2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5073 [inline]
__schedule+0x937/0x1090 kernel/sched/core.c:6382
schedule+0xeb/0x1b0 kernel/sched/core.c:6454
schedule_timeout+0xac/0x300 kernel/time/timer.c:1857
do_wait_for_common+0x3ea/0x560 kernel/sched/completion.c:85
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion+0x46/0x60 kernel/sched/completion.c:138
flush_workqueue+0x76a/0x16b0 kernel/workqueue.c:2861
hif_detach_htc drivers/net/wireless/ath/ath6kl/usb.c:861 [inline]
ath6kl_usb_power_off+0x34/0x40 drivers/net/wireless/ath/ath6kl/usb.c:1060
ath6kl_hif_power_off drivers/net/wireless/ath/ath6kl/hif-ops.h:143 [inline]
ath6kl_core_init+0xab9/0x1100 drivers/net/wireless/ath/ath6kl/core.c:257
ath6kl_usb_probe+0x11e8/0x12c0 drivers/net/wireless/ath/ath6kl/usb.c:1160
usb_probe_interface+0x633/0xb40 drivers/usb/core/driver.c:396
call_driver_probe+0x96/0x250
really_probe+0x222/0x9f0 drivers/base/dd.c:596
__driver_probe_device+0x1f8/0x3e0 drivers/base/dd.c:755
driver_probe_device+0x50/0x240 drivers/base/dd.c:785
__device_attach_driver+0x1e1/0x3b0 drivers/base/dd.c:902
bus_for_each_drv+0x18a/0x210 drivers/base/bus.c:427
__device_attach+0x310/0x560 drivers/base/dd.c:973
bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:487
device_add+0x11c8/0x16d0 drivers/base/core.c:3405
usb_set_configuration+0x1a86/0x2100 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0x83/0x140 drivers/usb/core/generic.c:238
usb_probe_device+0x13a/0x260 drivers/usb/core/driver.c:293
call_driver_probe+0x96/0x250
really_probe+0x222/0x9f0 drivers/base/dd.c:596
__driver_probe_device+0x1f8/0x3e0 drivers/base/dd.c:755
driver_probe_device+0x50/0x240 drivers/base/dd.c:785
__device_attach_driver+0x1e1/0x3b0 drivers/base/dd.c:902
bus_for_each_drv+0x18a/0x210 drivers/base/bus.c:427
__device_attach+0x310/0x560 drivers/base/dd.c:973
bus_probe_device+0xb8/0x1f0 drivers/base/bus.c:487
device_add+0x11c8/0x16d0 drivers/base/core.c:3405
usb_new_device+0x108d/0x1940 drivers/usb/core/hub.c:2566
hub_port_connect+0x100b/0x2910 drivers/usb/core/hub.c:5363
hub_port_connect_change+0x5f9/0xc20 drivers/usb/core/hub.c:5507
port_event+0xca0/0x13e0 drivers/usb/core/hub.c:5665
hub_event+0x4ed/0xe40 drivers/usb/core/hub.c:5747
process_one_work+0x83c/0x11a0 kernel/workqueue.c:2289
worker_thread+0xa6c/0x1290 kernel/workqueue.c:2436
kthread+0x2a3/0x2d0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30
INFO: task kworker/0:3:3667 blocked for more than 144 seconds.
Tainted: G W 5.17.0-syzkaller-11407-gae085d7f9365 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:3 state:D stack:19896 pid: 3667 ppid: 2 flags:0x00004000
Workqueue: events request_firmware_work_func
Call Trace:
context_switch kernel/sched/core.c:5073 [inline]
__schedule+0x937/0x1090 kernel/sched/core.c:6382
schedule+0xeb/0x1b0 kernel/sched/core.c:6454
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6513
__mutex_lock_common+0xd1f/0x2590 kernel/locking/mutex.c:673
__mutex_lock kernel/locking/mutex.c:733 [inline]
mutex_lock_nested+0x1a/0x20 kernel/locking/mutex.c:785
device_lock include/linux/device.h:767 [inline]
ath9k_hif_usb_firmware_fail drivers/net/wireless/ath/ath9k/hif_usb.c:1136 [inline]
ath9k_hif_usb_firmware_cb+0x36b/0x4e0 drivers/net/wireless/ath/ath9k/hif_usb.c:1269
request_firmware_work_func+0x19b/0x270 drivers/base/firmware_loader/main.c:1022
process_one_work+0x83c/0x11a0 kernel/workqueue.c:2289
worker_thread+0xa6c/0x1290 kernel/workqueue.c:2436
kthread+0x2a3/0x2d0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30
INFO: lockdep is turned off.
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Tainted: G W 5.17.0-syzkaller-11407-gae085d7f9365 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1dc/0x2d8 lib/dump_stack.c:106
nmi_cpu_backtrace+0x45f/0x490 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x16a/0x280 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
watchdog+0xc82/0xcd0 kernel/hung_task.c:369
kthread+0x2a3/0x2d0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1227 Comm: kworker/u4:5 Tainted: G W 5.17.0-syzkaller-11407-gae085d7f9365 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy10 ieee80211_iface_work
RIP: 0010:unwind_next_frame+0x13ce/0x1fc0 arch/x86/kernel/unwind_orc.c:618
Code: 00 48 39 dd 76 46 49 39 de 77 41 41 83 7d 00 00 74 3a 48 83 c3 08 4c 39 f3 76 31 48 39 eb 77 2c 48 b8 00 00 00 00 00 fc ff df <41> 80 3c 04 00 48 8b 5c 24 50 74 0d 48 89 df e8 ae 66 9c 00 48 8b
RSP: 0018:ffffc900054df5e0 EFLAGS: 00000287
RAX: dffffc0000000000 RBX: ffffc900054dfb00 RCX: dffffc0000000000
RDX: ffffc900054dfaa8 RSI: 0000000000000001 RDI: ffffc900054df6b0
RBP: ffffc900054e0000 R08: dffffc0000000000 R09: ffffc900054df6f0
R10: fffff52000a9bee0 R11: 0000000000000000 R12: 1ffff92000a9bedb
R13: ffffc900054df6a0 R14: ffffc900054d8000 R15: 1ffff92000a9bed4
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055dbae863548 CR3: 000000000ca8e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x112/0x140 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x11b/0x1e0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4c/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x136/0x1e0 mm/kasan/common.c:366
kasan_slab_free include/linux/kasan.h:200 [inline]
slab_free_hook mm/slub.c:1728 [inline]
slab_free_freelist_hook+0x12e/0x1a0 mm/slub.c:1754
slab_free mm/slub.c:3510 [inline]
kfree+0xc6/0x390 mm/slub.c:4552
skb_free_head net/core/skbuff.c:655 [inline]
skb_release_data+0x48e/0x610 net/core/skbuff.c:677
skb_release_all net/core/skbuff.c:742 [inline]
__kfree_skb+0x56/0x1d0 net/core/skbuff.c:756
kfree_skb include/linux/skbuff.h:1250 [inline]
ieee80211_iface_work+0x79d/0xca0 net/mac80211/iface.c:1583
process_one_work+0x83c/0x11a0 kernel/workqueue.c:2289
worker_thread+0xa6c/0x1290 kernel/workqueue.c:2436
kthread+0x2a3/0x2d0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30
----------------
Code disassembly (best guess):
0: 00 48 39 add %cl,0x39(%rax)
3: dd 76 46 fnsave 0x46(%rsi)
6: 49 39 de cmp %rbx,%r14
9: 77 41 ja 0x4c
b: 41 83 7d 00 00 cmpl $0x0,0x0(%r13)
10: 74 3a je 0x4c
12: 48 83 c3 08 add $0x8,%rbx
16: 4c 39 f3 cmp %r14,%rbx
19: 76 31 jbe 0x4c
1b: 48 39 eb cmp %rbp,%rbx
1e: 77 2c ja 0x4c
20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
27: fc ff df
* 2a: 41 80 3c 04 00 cmpb $0x0,(%r12,%rax,1) <-- trapping instruction
2f: 48 8b 5c 24 50 mov 0x50(%rsp),%rbx
34: 74 0d je 0x43
36: 48 89 df mov %rbx,%rdi
39: e8 ae 66 9c 00 callq 0x9c66ec
3e: 48 rex.W
3f: 8b .byte 0x8b