INFO: task kworker/1:5:3625 blocked for more than 143 seconds.
Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:5 state:D stack:24984 pid:3625 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5178 [inline]
__schedule+0x8f3/0xd90 kernel/sched/core.c:6490
schedule+0xcb/0x190 kernel/sched/core.c:6566
usb_kill_urb+0x1d5/0x310 drivers/usb/core/urb.c:726
usb_start_wait_urb+0x1af/0x510 drivers/usb/core/message.c:64
usb_internal_control_msg drivers/usb/core/message.c:102 [inline]
usb_control_msg+0x2a5/0x4b0 drivers/usb/core/message.c:153
hub_port_init+0x988/0x22e0 drivers/usb/core/hub.c:4825
hub_port_connect+0xc75/0x2930 drivers/usb/core/hub.c:5282
hub_port_connect_change+0x619/0xbe0 drivers/usb/core/hub.c:5497
port_event+0xec6/0x13b0 drivers/usb/core/hub.c:5653
hub_event+0x5c1/0xd80 drivers/usb/core/hub.c:5735
process_one_work+0x81c/0xd10 kernel/workqueue.c:2289
worker_thread+0xb14/0x1330 kernel/workqueue.c:2436
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
INFO: task syz-executor.0:2408 blocked for more than 143 seconds.
Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:28056 pid:2408 ppid:3616 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5178 [inline]
__schedule+0x8f3/0xd90 kernel/sched/core.c:6490
schedule+0xcb/0x190 kernel/sched/core.c:6566
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6625
__mutex_lock_common+0xecf/0x26c0 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:799
device_lock include/linux/device.h:835 [inline]
usbdev_release+0x77/0x7e0 drivers/usb/core/devio.c:1087
__fput+0x3ba/0x880 fs/file_table.c:320
task_work_run+0x146/0x1c0 kernel/task_work.c:177
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0x134/0x160 kernel/entry/common.c:169
exit_to_user_mode_prepare+0xad/0x110 kernel/entry/common.c:201
__syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
syscall_exit_to_user_mode+0x2e/0x60 kernel/entry/common.c:294
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f0b7943d37b
RSP: 002b:00007ffe18da5c00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f0b7943d37b
RDX: 00007f0b795b07a8 RSI: ffffffffffffffff RDI: 0000000000000003
RBP: 00007f0b795ad980 R08: 0000000000000000 R09: 00007f0b795b07b0
R10: 00007ffe18da5d00 R11: 0000000000000293 R12: 00000000001653db
R13: 00007ffe18da5d00 R14: 00007f0b795abf80 R15: 0000000000000032
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
nmi_cpu_backtrace+0x47c/0x4b0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x169/0x280 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
watchdog+0xcd5/0xd20 kernel/hung_task.c:377
kthread+0x266/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2961 Comm: klogd Not tainted 6.0.0-syzkaller-09589-g55be6084c8e0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:101 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:128 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:159 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline]
RIP: 0010:kasan_check_range+0x5b/0x2e0 mm/kasan/generic.c:189
Code: 89 fb 49 c1 eb 03 49 b8 00 00 00 00 00 fc ff df 4f 8d 0c 03 4c 8d 54 37 ff 49 c1 ea 03 48 bb 01 00 00 00 00 fc ff df 49 01 da <4d> 89 d6 4d 29 ce 49 83 fe 10 7f 30 4d 85 f6 0f 84 8e 01 00 00 4c
RSP: 0018:ffffc9000310f178 EFLAGS: 00000082
RAX: 1ffffffff2340101 RBX: dffffc0000000001 RCX: ffffffff81699df3
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff91a00ba0
RBP: 000000000001ffff R08: dffffc0000000000 R09: fffffbfff2340174
R10: fffffbfff2340175 R11: 1ffffffff2340174 R12: dffffc0000000000
R13: 1ffff92000621e40 R14: ffffc9000310f220 R15: ffffffff91a00ba0
FS: 00007f6c25c41800(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563d6ea79600 CR3: 0000000028851000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
instrument_atomic_read include/linux/instrumented.h:71 [inline]
atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline]
queued_spin_is_locked include/asm-generic/qspinlock.h:57 [inline]
debug_spin_unlock kernel/locking/spinlock_debug.c:100 [inline]
do_raw_spin_unlock+0x53/0x8a0 kernel/locking/spinlock_debug.c:140
__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:150 [inline]
_raw_spin_unlock_irqrestore+0x7d/0x130 kernel/locking/spinlock.c:194
__debug_check_no_obj_freed lib/debugobjects.c:999 [inline]
debug_check_no_obj_freed+0x5c2/0x650 lib/debugobjects.c:1020
free_pages_prepare mm/page_alloc.c:1455 [inline]
free_pcp_prepare+0x2cc/0x900 mm/page_alloc.c:1499
free_unref_page_prepare mm/page_alloc.c:3380 [inline]
free_unref_page+0x7d/0x630 mm/page_alloc.c:3476
free_slab mm/slub.c:2073 [inline]
discard_slab mm/slub.c:2079 [inline]
__unfreeze_partials+0x1ab/0x200 mm/slub.c:2553
put_cpu_partial+0x116/0x180 mm/slub.c:2629
qlist_free_all+0x2b/0x70 mm/kasan/quarantine.c:187
kasan_quarantine_reduce+0x169/0x180 mm/kasan/quarantine.c:294
__kasan_slab_alloc+0x2f/0xe0 mm/kasan/common.c:447
kasan_slab_alloc include/linux/kasan.h:224 [inline]
slab_post_alloc_hook mm/slab.h:727 [inline]
slab_alloc_node mm/slub.c:3248 [inline]
kmem_cache_alloc_node+0x1cc/0x350 mm/slub.c:3298
__alloc_skb+0xd5/0x620 net/core/skbuff.c:497
alloc_skb include/linux/skbuff.h:1265 [inline]
alloc_skb_with_frags+0xb4/0x780 net/core/skbuff.c:6124
sock_alloc_send_pskb+0x930/0xa70 net/core/sock.c:2719
unix_dgram_sendmsg+0x5b3/0x2050 net/unix/af_unix.c:1943
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg net/socket.c:734 [inline]
__sys_sendto+0x46d/0x5f0 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xda/0xf0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f6c25ddd0ac
Code: 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 19 45 31 c9 45 31 c0 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 64 c3 0f 1f 00 55 48 83 ec 20 48 89 54 24 10
RSP: 002b:00007ffdfd367da8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c25ddd0ac
RDX: 000000000000004a RSI: 000055d84dee1c40 RDI: 0000000000000003
RBP: 000055d84deda910 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000004000 R11: 0000000000000246 R12: 0000000000000014
R13: 0000000000000001 R14: 00007f6c25f5877d R15: 00007ffdfd367eb8