INFO: task kworker/0:5:3659 blocked for more than 143 seconds.
Not tainted 5.19.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:5 state:D stack:26016 pid: 3659 ppid: 2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5146 [inline]
__schedule+0x916/0x2700 kernel/sched/core.c:6458
schedule+0xd2/0x1f0 kernel/sched/core.c:6530
schedule_timeout+0x19d/0x250 kernel/time/timer.c:1911
do_wait_for_common kernel/sched/completion.c:85 [inline]
__wait_for_common+0x378/0x530 kernel/sched/completion.c:106
pn533_send_cmd_sync drivers/nfc/pn533/pn533.c:631 [inline]
pn533_get_firmware_version drivers/nfc/pn533/pn533.c:2519 [inline]
pn533_finalize_setup+0xec/0x130 drivers/nfc/pn533/pn533.c:2716
pn533_usb_probe+0x846/0xf00 drivers/nfc/pn533/usb.c:544
usb_probe_interface+0x274/0x6a0 drivers/usb/core/driver.c:396
call_driver_probe drivers/base/dd.c:555 [inline]
really_probe+0x1c1/0xa40 drivers/base/dd.c:634
__driver_probe_device+0x2a6/0x460 drivers/base/dd.c:764
driver_probe_device+0x44/0x110 drivers/base/dd.c:794
__device_attach_driver+0x185/0x250 drivers/base/dd.c:917
bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427
__device_attach+0x19e/0x440 drivers/base/dd.c:989
bus_probe_device+0x19d/0x250 drivers/base/bus.c:487
device_add+0xa14/0x1b80 drivers/base/core.c:3417
usb_set_configuration+0xa66/0x18b0 drivers/usb/core/message.c:2170
usb_generic_driver_probe+0x74/0xa0 drivers/usb/core/generic.c:238
usb_probe_device+0x95/0x240 drivers/usb/core/driver.c:293
call_driver_probe drivers/base/dd.c:555 [inline]
really_probe+0x1c1/0xa40 drivers/base/dd.c:634
__driver_probe_device+0x2a6/0x460 drivers/base/dd.c:764
driver_probe_device+0x44/0x110 drivers/base/dd.c:794
__device_attach_driver+0x185/0x250 drivers/base/dd.c:917
bus_for_each_drv+0x11e/0x1a0 drivers/base/bus.c:427
__device_attach+0x19e/0x440 drivers/base/dd.c:989
bus_probe_device+0x19d/0x250 drivers/base/bus.c:487
device_add+0xa14/0x1b80 drivers/base/core.c:3417
usb_new_device.cold+0x5d1/0xeeb drivers/usb/core/hub.c:2566
hub_port_connect drivers/usb/core/hub.c:5363 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
port_event drivers/usb/core/hub.c:5663 [inline]
hub_event+0x114d/0x39d0 drivers/usb/core/hub.c:5745
process_one_work+0x865/0x13d0 kernel/workqueue.c:2289
worker_thread+0x598/0xec0 kernel/workqueue.c:2436
kthread+0x299/0x340 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
Showing all locks held in the system:
1 lock held by khungtaskd/28:
#0: ffffffff8af7aaa0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6491
2 locks held by getty/3327:
#0: ffff88802473e098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x1f/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900029162e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xb14/0x1040 drivers/tty/n_tty.c:2124
5 locks held by kworker/0:5/3659:
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888015b9b938 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x78a/0x13d0 kernel/workqueue.c:2260
#1: ffffc90002d0fdb8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x7b7/0x13d0 kernel/workqueue.c:2264
#2: ffff888147b1f190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#2: ffff888147b1f190 (&dev->mutex){....}-{3:3}, at: hub_event+0x127/0x39d0 drivers/usb/core/hub.c:5691
#3: ffff888078bb8190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#3: ffff888078bb8190 (&dev->mutex){....}-{3:3}, at: __device_attach+0x71/0x440 drivers/base/dd.c:964
#4: ffff88801a55e118 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#4: ffff88801a55e118 (&dev->mutex){....}-{3:3}, at: __device_attach+0x71/0x440 drivers/base/dd.c:964
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.19.0-rc3-syzkaller #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+0x57/0x7d lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x30/0xc0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x140/0x170 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+0x88c/0xbf0 kernel/hung_task.c:369
kthread+0x299/0x340 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 4056 Comm: syz-executor.0 Not tainted 5.19.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:wait_consider_task+0xab/0x34c0 kernel/exit.c:1295
Code: 00 31 c0 4c 89 f0 48 c1 e8 03 0f b6 14 10 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 97 14 00 00 45 8b af 1c 05 00 00 <41> 83 fd 10 0f 84 bd 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc90002affb78 EFLAGS: 00000246
RAX: 0000000000000007 RBX: ffffc90002affd28 RCX: ffffffff8155470b
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90002affd28
RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffffff8ac0a083
R10: fffffbfff1581410 R11: 0000000000000001 R12: ffff888021e205a8
R13: 0000000000000000 R14: ffff888016bf5c1c R15: ffff888016bf5700
FS: 000000000340f400(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000340f708 CR3: 00000000795bf000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
do_wait_thread kernel/exit.c:1401 [inline]
do_wait+0x63e/0xaa0 kernel/exit.c:1518
kernel_wait4+0xee/0x1c0 kernel/exit.c:1681
__do_sys_wait4+0xe8/0x100 kernel/exit.c:1709
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x464a87
Code: 89 7c 24 10 48 89 4c 24 18 e8 35 45 02 00 4c 8b 54 24 18 8b 54 24 14 41 89 c0 48 8b 74 24 08 8b 7c 24 10 b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 10 e8 65 45 02 00 8b 44
RSP: 002b:00007ffdaf41e440 EFLAGS: 00000293 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 000000000000037e RCX: 0000000000464a87
RDX: 0000000040000001 RSI: 00007ffdaf41e4dc RDI: 00000000ffffffff
RBP: 00007ffdaf41e4dc R08: 0000000000000000 R09: 00007ffdaf5a5080
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032
R13: 00000000000373f4 R14: 0000000000000003 R15: 00007ffdaf41e540
----------------
Code disassembly (best guess):
0: 00 31 add %dh,(%rcx)
2: c0 4c 89 f0 48 rorb $0x48,-0x10(%rcx,%rcx,4)
7: c1 e8 03 shr $0x3,%eax
a: 0f b6 14 10 movzbl (%rax,%rdx,1),%edx
e: 4c 89 f0 mov %r14,%rax
11: 83 e0 07 and $0x7,%eax
14: 83 c0 03 add $0x3,%eax
17: 38 d0 cmp %dl,%al
19: 7c 08 jl 0x23
1b: 84 d2 test %dl,%dl
1d: 0f 85 97 14 00 00 jne 0x14ba
23: 45 8b af 1c 05 00 00 mov 0x51c(%r15),%r13d
* 2a: 41 83 fd 10 cmp $0x10,%r13d <-- trapping instruction
2e: 0f 84 bd 00 00 00 je 0xf1
34: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
3b: fc ff df
3e: 48 rex.W
3f: 89 .byte 0x89