INFO: task syz-executor.3:7815 blocked for more than 143 seconds.
Not tainted 6.9.0-rc7-next-20240506-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:25456 pid:7815 tgid:7813 ppid:6722 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a50 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6837
io_schedule+0x8d/0x110 kernel/sched/core.c:9043
TXN_SLEEP_DROP_LOCK fs/jfs/jfs_txnmgr.c:125 [inline]
txBegin+0x260/0xce0 fs/jfs/jfs_txnmgr.c:374
jfs_create+0x21a/0xb90 fs/jfs/namei.c:98
lookup_open fs/namei.c:3505 [inline]
open_last_lookups fs/namei.c:3574 [inline]
path_openat+0x1425/0x3280 fs/namei.c:3804
do_filp_open+0x235/0x490 fs/namei.c:3834
do_sys_openat2+0x13e/0x1d0 fs/open.c:1405
do_sys_open fs/open.c:1420 [inline]
__do_sys_openat fs/open.c:1436 [inline]
__se_sys_openat fs/open.c:1431 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1431
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0edec7dca9
RSP: 002b:00007f0ede7ff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f0ededac050 RCX: 00007f0edec7dca9
RDX: 000000000000275a RSI: 00000000200001c0 RDI: ffffffffffffff9c
RBP: 00007f0edecc947e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f0ededac050 R15: 00007ffd86cd3098
Showing all locks held in the system:
3 locks held by kworker/u8:0/11:
1 lock held by khungtaskd/30:
#0: ffffffff8e333da0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:327 [inline]
#0: ffffffff8e333da0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:839 [inline]
#0: ffffffff8e333da0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
3 locks held by kworker/u8:12/2874:
#0: ffff8880b943e7d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
#1: ffff8880b9428948 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x441/0x770 kernel/sched/psi.c:988
#2: ffffffff9497e500 (&obj_hash[i].lock){-.-.}-{2:2}, at: __debug_check_no_obj_freed lib/debugobjects.c:978 [inline]
#2: ffffffff9497e500 (&obj_hash[i].lock){-.-.}-{2:2}, at: debug_check_no_obj_freed+0x234/0x580 lib/debugobjects.c:1019
1 lock held by dhcpcd/4763:
#0: ffffffff8f5e5448 (rtnl_mutex){+.+.}-{3:3}, at: devinet_ioctl+0x2ce/0x1bc0 net/ipv4/devinet.c:1101
2 locks held by getty/4857:
#0: ffff88802a7a70a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc9000312b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
2 locks held by syz-executor.3/7815:
#0: ffff88804d26a420 (sb_writers#19){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:409
#1: ffff88806cb16b40 (&type->i_mutex_dir_key#14){++++}-{3:3}, at: inode_lock include/linux/fs.h:791 [inline]
#1: ffff88806cb16b40 (&type->i_mutex_dir_key#14){++++}-{3:3}, at: open_last_lookups fs/namei.c:3571 [inline]
#1: ffff88806cb16b40 (&type->i_mutex_dir_key#14){++++}-{3:3}, at: path_openat+0x7d3/0x3280 fs/namei.c:3804
2 locks held by syz-executor.2/10496:
#0: ffffffff8f5e5448 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline]
#0: ffffffff8f5e5448 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x842/0x10d0 net/core/rtnetlink.c:6576
#1: ffffffff8e339178 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:291 [inline]
#1: ffffffff8e339178 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x381/0x830 kernel/rcu/tree_exp.h:939
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.9.0-rc7-next-20240506-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:162 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:223 [inline]
watchdog+0xfde/0x1020 kernel/hung_task.c:379
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 2874 Comm: kworker/u8:12 Not tainted 6.9.0-rc7-next-20240506-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Workqueue: events_unbound cfg80211_wiphy_work
RIP: 0010:check_kcov_mode kernel/kcov.c:175 [inline]
RIP: 0010:write_comp_data kernel/kcov.c:236 [inline]
RIP: 0010:__sanitizer_cov_trace_const_cmp1+0x2f/0x90 kernel/kcov.c:290
Code: 8b 04 24 65 48 8b 14 25 00 d5 03 00 65 8b 05 c0 b8 6d 7e a9 00 01 ff 00 74 10 a9 00 01 00 00 74 5b 83 ba 1c 16 00 00 00 74 52 <8b> 82 f8 15 00 00 83 f8 03 75 47 48 8b 8a 00 16 00 00 44 8b 8a fc
RSP: 0018:ffffc9000ad96cc0 EFLAGS: 00000246
RAX: 0000000080000201 RBX: ffff8880a42a3200 RCX: dffffc0000000000
RDX: ffff88802b9b1e00 RSI: 000000000000002e RDI: 0000000000000040
RBP: ffffc9000ad96df0 R08: ffffffff81423afa R09: 1ffffffff1f5a1c5
R10: dffffc0000000000 R11: fffffbfff1f5a1c6 R12: ffff8880242a3200
R13: dffffc0000000000 R14: 00000000242a3200 R15: 000000000000002e
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558bd86b6131 CR3: 000000000e132000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
phys_addr_valid arch/x86/mm/physaddr.h:7 [inline]
__phys_addr+0x8a/0x170 arch/x86/mm/physaddr.c:28
virt_to_folio include/linux/mm.h:1313 [inline]
virt_to_slab mm/kasan/../slab.h:204 [inline]
kasan_addr_to_slab+0x19/0x80 mm/kasan/common.c:38
__kasan_record_aux_stack+0x11/0xc0 mm/kasan/generic.c:526
kvfree_call_rcu+0xfc/0x790 kernel/rcu/tree.c:3812
cfg80211_update_known_bss+0xb39/0x1500 net/wireless/scan.c:1847
__cfg80211_bss_update+0x150/0x20c0 net/wireless/scan.c:1893
cfg80211_inform_single_bss_data+0xf00/0x2330 net/wireless/scan.c:2273
cfg80211_inform_bss_data+0x3dd/0x5a70 net/wireless/scan.c:3101
cfg80211_inform_bss_frame_data+0x3bc/0x720 net/wireless/scan.c:3191
ieee80211_bss_info_update+0x8a7/0xbc0 net/mac80211/scan.c:226
ieee80211_rx_bss_info net/mac80211/ibss.c:1099 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1578 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1962/0x2d70 net/mac80211/ibss.c:1605
ieee80211_iface_process_skb net/mac80211/iface.c:1605 [inline]
ieee80211_iface_work+0x8a3/0xf10 net/mac80211/iface.c:1659
cfg80211_wiphy_work+0x221/0x260 net/wireless/core.c:437
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
worker_thread+0x86d/0xd70 kernel/workqueue.c:3393
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244