INFO: task syz-executor.4:13966 blocked for more than 143 seconds.
Not tainted 5.19.0-rc7-syzkaller-00007-g353f7988dd84 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:26512 pid:13966 ppid: 3666 flags:0x20004004
Call Trace:
context_switch kernel/sched/core.c:5146 [inline]
__schedule+0xa00/0x4b50 kernel/sched/core.c:6458
schedule+0xd2/0x1f0 kernel/sched/core.c:6530
schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6589
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa70/0x1350 kernel/locking/mutex.c:747
tls_sw_sendpage+0x7f/0xe0 net/tls/tls_sw.c:1285
inet_sendpage+0xd0/0x140 net/ipv4/af_inet.c:833
kernel_sendpage.part.0+0x1ff/0x7b0 net/socket.c:3567
kernel_sendpage net/socket.c:3564 [inline]
sock_sendpage+0xdf/0x140 net/socket.c:1054
pipe_to_sendpage+0x2ad/0x380 fs/splice.c:364
splice_from_pipe_feed fs/splice.c:418 [inline]
__splice_from_pipe+0x43e/0x8a0 fs/splice.c:562
splice_from_pipe fs/splice.c:597 [inline]
generic_splice_sendpage+0xd4/0x140 fs/splice.c:746
do_splice_from fs/splice.c:767 [inline]
direct_splice_actor+0x110/0x180 fs/splice.c:936
splice_direct_to_actor+0x34b/0x8c0 fs/splice.c:891
do_splice_direct+0x1a7/0x270 fs/splice.c:979
do_sendfile+0xae0/0x1240 fs/read_write.c:1262
__do_compat_sys_sendfile fs/read_write.c:1348 [inline]
__se_compat_sys_sendfile fs/read_write.c:1331 [inline]
__ia32_compat_sys_sendfile+0x1dd/0x220 fs/read_write.c:1331
do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
__do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178
do_fast_syscall_32+0x2f/0x70 arch/x86/entry/common.c:203
entry_SYSENTER_compat_after_hwframe+0x70/0x82
RIP: 0023:0xf7fa3549
RSP: 002b:00000000f7f7d5cc EFLAGS: 00000296 ORIG_RAX: 00000000000000bb
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000004
RDX: 0000000000000000 RSI: 00000000f2090000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Showing all locks held in the system:
1 lock held by khungtaskd/28:
#0: ffffffff8bd87120 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6491
3 locks held by kworker/u4:4/91:
3 locks held by kworker/1:2/2875:
2 locks held by getty/3285:
#0: ffff88807eea8098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc90002d162e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xe50/0x13c0 drivers/tty/n_tty.c:2124
6 locks held by kworker/1:4/3695:
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888011b9f138 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000471fda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffff8880210be190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#2: ffff8880210be190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 drivers/usb/core/hub.c:5691
#3: ffff8881479c94f8 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3095 [inline]
#3: ffff8881479c94f8 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5259 [inline]
#3: ffff8881479c94f8 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
#3: ffff8881479c94f8 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5663 [inline]
#3: ffff8881479c94f8 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2001/0x4690 drivers/usb/core/hub.c:5745
#4: ffff888020d67b68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5260 [inline]
#4: ffff888020d67b68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5507 [inline]
#4: ffff888020d67b68 (hcd->address0_mutex){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5663 [inline]
#4: ffff888020d67b68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_event+0x202a/0x4690 drivers/usb/core/hub.c:5745
#5: ffffffff8cca4b90 (ehci_cf_port_reset_rwsem){.+.+}-{3:3}, at: hub_port_reset+0x188/0x1ce0 drivers/usb/core/hub.c:2953
3 locks held by kworker/1:5/3696:
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000472fda8 (fqdir_free_work){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffffffff8bd912e8 (rcu_state.barrier_mutex){+.+.}-{3:3}, at: rcu_barrier+0x44/0x630 kernel/rcu/tree.c:4105
3 locks held by kworker/1:8/3703:
#0:
ffff8880b9b39ed8
(
&rq->__lock){-.-.}-{2:2}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
&rq->__lock){-.-.}-{2:2}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
&rq->__lock){-.-.}-{2:2}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
&rq->__lock){-.-.}-{2:2}, at: set_work_data kernel/workqueue.c:636 [inline]
&rq->__lock){-.-.}-{2:2}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
&rq->__lock){-.-.}-{2:2}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000479fda8 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffff888147a26190 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:835 [inline]
#2: ffff888147a26190 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4690 drivers/usb/core/hub.c:5691
2 locks held by kworker/u4:7/3928:
3 locks held by kworker/0:13/12488:
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888011864d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x87a/0x1610 kernel/workqueue.c:2260
#1: ffffc9000567fda8 ((work_completion)(&(&sw_ctx_tx->tx_work.work)->work)){+.+.}-{0:0}, at: process_one_work+0x8ae/0x1610 kernel/workqueue.c:2264
#2: ffff8880765690d8 (&ctx->tx_lock){+.+.}-{3:3}, at: tx_work_handler+0x127/0x190 net/tls/tls_sw.c:2223
1 lock held by syz-executor.4/13966:
#0: ffff8880765690d8 (&ctx->tx_lock){+.+.}-{3:3}, at: tls_sw_sendpage+0x7f/0xe0 net/tls/tls_sw.c:1285
2 locks held by syz-executor.0/15263:
#0: ffff8880b9a39ed8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2b/0x120 kernel/sched/core.c:544
#1: ffff8880b9a277c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x3e7/0x4e0 kernel/sched/psi.c:889
1 lock held by syz-executor.4/15268:
#0: ffffffff8bd91420 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline]
#0: ffffffff8bd91420 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x4f8/0x610 kernel/rcu/tree_exp.h:927
1 lock held by syz-executor.5/15272:
#0: ffff88807da30f28 (&mm->mmap_lock#2){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#0: ffff88807da30f28 (&mm->mmap_lock#2){++++}-{3:3}, at: vm_mmap_pgoff+0x15c/0x290 mm/util.c:550
3 locks held by syz-executor.5/15274:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 5.19.0-rc7-syzkaller-00007-g353f7988dd84 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1e6/0x230 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+0xc1d/0xf50 kernel/hung_task.c:369
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 46 Comm: kworker/u4:3 Not tainted 5.19.0-rc7-syzkaller-00007-g353f7988dd84 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
Workqueue: phy3 ieee80211_iface_work
RIP: 0010:unwind_next_frame+0xc9e/0x1cc0 arch/x86/kernel/unwind_orc.c:540
Code: 4c 24 30 0f 85 c1 0d 00 00 48 8b 54 24 08 49 89 45 48 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 07 0e 00 00 <48> 8b 14 24 4d 89 75 38 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03
RSP: 0018:ffffc90000b77708 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff8e4530f9
RDX: 1ffff9200016eef6 RSI: 1ffff9200016eef8 RDI: ffffc90000b77b08
RBP: ffffc90000b777c0 R08: ffffffff8e4530f4 R09: ffffc90000b777ac
R10: fffff5200016eefa R11: ffffc90000b77b08 R12: ffffc90000b777ad
R13: ffffc90000b77778 R14: ffffc90000b77b10 R15: ffffffff8e4530f8
FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000f7f3a589 CR3: 0000000079122000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38
kasan_set_track+0x21/0x30 mm/kasan/common.c:45
kasan_set_free_info+0x20/0x30 mm/kasan/generic.c:370
____kasan_slab_free mm/kasan/common.c:366 [inline]
____kasan_slab_free+0x166/0x1a0 mm/kasan/common.c:328
kasan_slab_free include/linux/kasan.h:200 [inline]
slab_free_hook mm/slub.c:1754 [inline]
slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1780
slab_free mm/slub.c:3536 [inline]
kfree+0xd6/0x4d0 mm/slub.c:4584
skb_free_head+0xac/0x110 net/core/skbuff.c:655
skb_release_data+0x67a/0x810 net/core/skbuff.c:677
skb_release_all net/core/skbuff.c:742 [inline]
__kfree_skb net/core/skbuff.c:756 [inline]
kfree_skb_reason.part.0+0xe2/0x320 net/core/skbuff.c:778
kfree_skb_reason+0x85/0x110 include/linux/refcount.h:279
kfree_skb include/linux/skbuff.h:1375 [inline]
ieee80211_iface_work+0x41f/0xd10 net/mac80211/iface.c:1585
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306