INFO: task kworker/0:4:5065 blocked for more than 143 seconds.
Not tainted 6.3.0-syzkaller-07919-g6e98b09da931 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:4 state:D
stack:23544 pid:5065 ppid:2 flags:0x00004000
Workqueue: events_long flush_old_commits
Call Trace:
context_switch kernel/sched/core.c:5307 [inline]
__schedule+0x173b/0x4630 kernel/sched/core.c:6625
schedule+0xc3/0x180 kernel/sched/core.c:6701
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6760
__mutex_lock_common+0xe33/0x2530 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
reiserfs_sync_fs fs/reiserfs/super.c:76 [inline]
flush_old_commits+0x1e3/0x2f0 fs/reiserfs/super.c:111
process_one_work+0x8a0/0x10e0 kernel/workqueue.c:2390
worker_thread+0xa63/0x1210 kernel/workqueue.c:2537
kthread+0x2b2/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
INFO: task syz-executor.4:12887 blocked for more than 143 seconds.
Not tainted 6.3.0-syzkaller-07919-g6e98b09da931 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:27560 pid:12887 ppid:5008 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5307 [inline]
__schedule+0x173b/0x4630 kernel/sched/core.c:6625
schedule+0xc3/0x180 kernel/sched/core.c:6701
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6760
__mutex_lock_common+0xe33/0x2530 kernel/locking/mutex.c:679
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
reiserfs_lookup+0x162/0x580 fs/reiserfs/namei.c:364
__lookup_hash+0x117/0x240 fs/namei.c:1602
filename_create+0x291/0x530 fs/namei.c:3809
do_mkdirat+0xb7/0x520 fs/namei.c:4053
__do_sys_mkdirat fs/namei.c:4076 [inline]
__se_sys_mkdirat fs/namei.c:4074 [inline]
__x64_sys_mkdirat+0x89/0xa0 fs/namei.c:4074
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f834588b187
RSP: 002b:00007f83465a7f88 EFLAGS: 00000246 ORIG_RAX: 0000000000000102
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f834588b187
RDX: 00000000000001ff RSI: 0000000020000040 RDI: 00000000ffffff9c
RBP: 0000000020000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000020000180 R11: 0000000000000246 R12: 0000000020000180
R13: 0000000020000040 R14: 00007f83465a7fe0 R15: 0000000020001c00
INFO: task syz-executor.4:12888 blocked for more than 144 seconds.
Not tainted 6.3.0-syzkaller-07919-g6e98b09da931 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D
stack:26968 pid:12888 ppid:5008 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5307 [inline]
__schedule+0x173b/0x4630 kernel/sched/core.c:6625
schedule+0xc3/0x180 kernel/sched/core.c:6701
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6760
rwsem_down_write_slowpath+0xedd/0x13a0 kernel/locking/rwsem.c:1178
__down_write_common+0x1aa/0x200 kernel/locking/rwsem.c:1306
inode_lock include/linux/fs.h:761 [inline]
process_measurement+0x435/0x1ce0 security/integrity/ima/ima_main.c:243
ima_file_check+0xf1/0x170 security/integrity/ima/ima_main.c:539
do_open fs/namei.c:3562 [inline]
path_openat+0x280a/0x3170 fs/namei.c:3715
do_filp_open+0x234/0x490 fs/namei.c:3742
do_sys_openat2+0x13f/0x500 fs/open.c:1356
do_sys_open fs/open.c:1372 [inline]
__do_sys_openat fs/open.c:1388 [inline]
__se_sys_openat fs/open.c:1383 [inline]
__x64_sys_openat+0x247/0x290 fs/open.c:1383
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f834588c169
RSP: 002b:00007f8346587168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f83459ac120 RCX: 00007f834588c169
RDX: 0000000000080201 RSI: 00000000200001c0 RDI: ffffffffffffff9c
RBP: 00007f83458e7ca1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000113 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdedc0fa8f R14: 00007f8346587300 R15: 0000000000022000
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
#0:
ffffffff8cf26030
(
rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:518
1 lock held by rcu_tasks_trace/14:
#0: ffffffff8cf263f0
(
rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:518
1 lock held by khungtaskd/28:
#0: ffffffff8cf25e60 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
2 locks held by getty/4730:
#0: ffff88814a9d6098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900015902f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ab/0x1db0 drivers/tty/n_tty.c:2177
4 locks held by kworker/0:4/5065:
#0: ffff888012471538 ((wq_completion)events_long){+.+.}-{0:0}, at: process_one_work+0x77e/0x10e0 kernel/workqueue.c:2363
#1: ffffc9000477fd20 ((work_completion)(&(&sbi->old_work)->work)){+.+.}-{0:0}, at: process_one_work+0x7c8/0x10e0 kernel/workqueue.c:2365
#2: ffff88807800e0e0 (&type->s_umount_key#70){++++}-{3:3}, at: flush_old_commits+0xcb/0x2f0 fs/reiserfs/super.c:97
#3: ffff88807b0c8090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
7 locks held by syz-executor.4/12875:
3 locks held by syz-executor.4/12887:
#0: ffff88807800e460 (sb_writers#22){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:394
#1: ffff888034df82e0 (&type->i_mutex_dir_key#13/1){+.+.}-{3:3}, at: inode_lock_nested include/linux/fs.h:796 [inline]
#1: ffff888034df82e0 (&type->i_mutex_dir_key#13/1){+.+.}-{3:3}, at: filename_create+0x25a/0x530 fs/namei.c:3808
#2: ffff88807b0c8090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
2 locks held by syz-executor.4/12888:
#0: ffff88807800e460 (sb_writers#22){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:394
#1: ffff888034dfc520 (&sb->s_type->i_mutex_key#29
){+.+.}-{3:3}
, at: inode_lock include/linux/fs.h:761 [inline]
, at: process_measurement+0x435/0x1ce0 security/integrity/ima/ima_main.c:243
2 locks held by syz-executor.3/15191:
#0: ffff88807800e0e0 (&type->s_umount_key#70){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
#1: ffff88807b0c8090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
2 locks held by syz-executor.3/15248:
#0: ffff88807800e0e0 (&type->s_umount_key#70){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
#1: ffff88807b0c8090 (&sbi->lock){+.+.}-{3:3}, at: reiserfs_write_lock+0x7a/0xd0 fs/reiserfs/lock.c:27
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.3.0-syzkaller-07919-g6e98b09da931 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x498/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x187/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xec2/0xf00 kernel/hung_task.c:379
kthread+0x2b2/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5642 Comm: kworker/u4:9 Not tainted 6.3.0-syzkaller-07919-g6e98b09da931 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
Workqueue: phy7 ieee80211_iface_work
RIP: 0010:__do_kmalloc_node mm/slab_common.c:962 [inline]
RIP: 0010:__kmalloc+0x88/0x230 mm/slab_common.c:979
Code: 24 04 ff c0 41 f7 c5 11 00 40 00 0f 85 f0 00 00 00 31 db 89 c5 83 f8 0e 0f 83 14 01 00 00 48 6b c3 70 48 8b ac e8 a0 92 a2 8c <48> 83 fd 11 0f 82 ef 00 00 00 48 89 ef 44 89 ee ba ff ff ff ff 4c
RSP: 0018:ffffc9000b24f3d8 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffff88803550d940
RDX: 0000000000000000 RSI: 0000000000000920 RDI: 0000000000000048
RBP: ffff888012441780 R08: ffffffff8a04d81b R09: ffffffff8a01541d
R10: 0000000000000006 R11: ffff88803550d940 R12: 0000000000000048
R13: 0000000000000920 R14: ffffffff8a04dad6 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055fb75a3d040 CR3: 000000000cd30000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
kmalloc include/linux/slab.h:564 [inline]
kzalloc include/linux/slab.h:681 [inline]
cfg80211_inform_single_bss_frame_data net/wireless/scan.c:2450 [inline]
cfg80211_inform_bss_frame_data+0x6a6/0x22c0 net/wireless/scan.c:2511
ieee80211_bss_info_update+0x801/0xf00 net/mac80211/scan.c:190
ieee80211_rx_bss_info net/mac80211/ibss.c:1120 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1609 [inline]
ieee80211_ibss_rx_queued_mgmt+0x192f/0x2cf0 net/mac80211/ibss.c:1638
ieee80211_iface_process_skb net/mac80211/iface.c:1594 [inline]
ieee80211_iface_work+0x7bd/0xd00 net/mac80211/iface.c:1648
process_one_work+0x8a0/0x10e0 kernel/workqueue.c:2390
worker_thread+0xa63/0x1210 kernel/workqueue.c:2537
kthread+0x2b2/0x350 kernel/kthread.c:379
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308