INFO: task syz.0.17:5205 blocked for more than 143 seconds.
Not tainted syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.0.17 state:D stack:27824 pid: 5205 ppid: 4966 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5049 [inline]
__schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
schedule+0x11b/0x1e0 kernel/sched/core.c:6478
rwsem_down_write_slowpath+0xc87/0x1260 kernel/locking/rwsem.c:1165
filemap_invalidate_lock include/linux/fs.h:832 [inline]
blk_ioctl_zeroout block/ioctl.c:183 [inline]
blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
blkdev_ioctl+0x291/0x700 block/ioctl.c:598
block_ioctl+0xac/0xf0 block/fops.c:496
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl+0xfa/0x170 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7fe0e65ba339
RSP: 002b:00007fe0e5c1e028 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fe0e67f5fa0 RCX: 00007fe0e65ba339
RDX: 0000200000000040 RSI: 000000000000127f RDI: 0000000000000003
RBP: 00007fe0e664dd68 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe0e67f6038 R14: 00007fe0e67f5fa0 R15: 00007ffda10d6628
Showing all locks held in the system:
4 locks held by kworker/u4:0/9:
3 locks held by kworker/0:1/13:
#0: ffff888016c70938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 kernel/workqueue.c:-1
#1: ffffc90000d27d00 ((work_completion)(&data->fib_event_work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 kernel/workqueue.c:2285
#2: ffff8880481a6240 (&data->fib_lock){+.+.}-{3:3}, at: nsim_fib_event_work+0x26a/0x33e0 drivers/net/netdevsim/fib.c:1480
1 lock held by khungtaskd/27:
#0: ffffffff8c31f360 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
3 locks held by kworker/u4:1/144:
4 locks held by kworker/u4:4/1444:
#0: ffff8880b903a358 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:475
#1: ffff8880b9027888 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x4fe/0x7d0 kernel/sched/psi.c:891
#2: ffff88807c290688 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5319 [inline]
#2: ffff88807c290688 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: cfg80211_wiphy_work+0x31/0x260 net/wireless/core.c:420
#3: ffff88804c628d40 (&wdev->mtx){+.+.}-{3:3}, at: sdata_lock net/mac80211/ieee80211_i.h:1036 [inline]
#3: ffff88804c628d40 (&wdev->mtx){+.+.}-{3:3}, at: ieee80211_ibss_work+0xa8/0x10e0 net/mac80211/ibss.c:1685
2 locks held by getty/3942:
#0: ffff88802c82c098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252
#1: ffffc900026562e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x5df/0x1a70 drivers/tty/n_tty.c:2158
2 locks held by kworker/0:5/4226:
#0: ffff888016c72138 ((wq_completion)rcu_gp){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 kernel/workqueue.c:-1
#1: ffffc90002edfd00 ((work_completion)(&rew.rew_work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 kernel/workqueue.c:2285
3 locks held by kworker/0:12/4329:
#0: ffff88802b57ad38 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x761/0x1010 kernel/workqueue.c:-1
#1: ffffc9000341fd00 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x79f/0x1010 kernel/workqueue.c:2285
#2: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xca/0x1540 net/ipv6/addrconf.c:4110
1 lock held by syz.3.20/5199:
1 lock held by syz.0.17/5205:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.2.19/5237:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.4.21/5242:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.5.22/5470:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.6.23/5734:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.7.24/5789:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.8.25/5812:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.9.26/5814:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.1.27/5820:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.3.28/5849:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.0.29/5869:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.2.30/5893:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.4.31/5911:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.5.32/5921:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.6.33/5941:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.7.34/5961:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.8.35/5987:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.9.36/6010:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.1.37/6025:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.3.38/6036:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.0.39/6058:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.2.40/6075:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.4.41/6096:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.5.42/6119:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz.6.43/6137:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
1 lock held by syz-executor/6152:
#0: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x7ee/0xf30 net/core/rtnetlink.c:5685
1 lock held by syz.7.44/6157:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
6 locks held by syz-executor/6172:
#0: ffff88807f364460 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x295/0xd60 fs/read_write.c:590
#1: ffff888047494888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1e5/0x4c0 fs/kernfs/file.c:287
#2: ffff888147b58660 (kn->active#361){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x208/0x4c0 fs/kernfs/file.c:288
#3: ffffffff8cd7afc8 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: new_device_store+0x14c/0x760 drivers/net/netdevsim/bus.c:295
#4: ffff88805021a178 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:809 [inline]
#4: ffff88805021a178 (&dev->mutex){....}-{3:3}, at: __device_attach+0x85/0x480 drivers/base/dd.c:974
#5: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: devlink_nl_port_fill+0x347/0x8c0 net/core/devlink.c:995
1 lock held by syz.8.45/6180:
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:832 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:183 [inline]
#0: ffff8880170a6780 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x1a1b/0x1f00 block/ioctl.c:487
2 locks held by syz-executor/6184:
#0: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0: ffffffff8d43e4c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x7ee/0xf30 net/core/rtnetlink.c:5685
#1: ffffffff8c323de8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline]
#1: ffffffff8c323de8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2d1/0x750 kernel/rcu/tree_exp.h:845
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Call Trace:
dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
watchdog+0xe0f/0xe50 kernel/hung_task.c:369
kthread+0x436/0x520 kernel/kthread.c:334
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5098 Comm: kworker/u4:6 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:_raw_spin_unlock_irqrestore+0x4/0x120 kernel/locking/spinlock.c:193
Code: bf 01 00 00 00 e8 2c 9e 8b f7 65 8b 05 4d 87 3b 76 85 c0 74 02 5b c3 e8 9a 94 39 f7 5b c3 0f 1f 84 00 00 00 00 00 55 48 89 e5 <41> 57 41 56 41 54 53 48 83 e4 e0 48 83 ec 60 48 89 f3 49 89 fe 65
RSP: 0018:ffffc9000334f270 EFLAGS: 00000046
RAX: 0000000000000000 RBX: ffff88804abf8100 RCX: 0000000000000000
RDX: ffffc90003348000 RSI: 0000000000000a06 RDI: ffffffff96509328
RBP: ffffc9000334f270 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000669e2c R12: ffff88804c9414e0
R13: ffff88804c9414d0 R14: 1ffff1100992829c R15: ffff88801e4ed960
FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fe7186e7e9c CR3: 00000000464e9000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
debug_object_activate+0x2f3/0x4e0 lib/debugobjects.c:712
debug_rcu_head_queue kernel/rcu/rcu.h:176 [inline]
kvfree_call_rcu+0xb0/0x7d0 kernel/rcu/tree.c:3591
cfg80211_update_known_bss+0x178/0xa20 net/wireless/scan.c:-1
cfg80211_bss_update+0x15f/0x2250 net/wireless/scan.c:1830
cfg80211_inform_single_bss_frame_data net/wireless/scan.c:2552 [inline]
cfg80211_inform_bss_frame_data+0x89f/0x1fc0 net/wireless/scan.c:2585
ieee80211_bss_info_update+0x6be/0xa70 net/mac80211/scan.c:190
ieee80211_rx_bss_info net/mac80211/ibss.c:1123 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1614 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1700/0x2ab0 net/mac80211/ibss.c:1643
ieee80211_iface_process_skb net/mac80211/iface.c:1459 [inline]
ieee80211_iface_work+0x70e/0xc60 net/mac80211/iface.c:1513
cfg80211_wiphy_work+0x221/0x260 net/wireless/core.c:433
process_one_work+0x85f/0x1010 kernel/workqueue.c:2310
worker_thread+0xaa6/0x1290 kernel/workqueue.c:2457
kthread+0x436/0x520 kernel/kthread.c:334
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287