INFO: task syz-executor.4:14432 blocked for more than 143 seconds.
Not tainted 6.3.0-rc3-syzkaller-00021-ga1effab7a3a3 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:24296 pid:14432 ppid:5116 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5304 [inline]
__schedule+0x173b/0x4630 kernel/sched/core.c:6622
schedule+0xc3/0x180 kernel/sched/core.c:6698
bit_wait+0x12/0xc0 kernel/sched/wait_bit.c:199
__wait_on_bit kernel/sched/wait_bit.c:49 [inline]
out_of_line_wait_on_bit+0x251/0x3a0 kernel/sched/wait_bit.c:64
wait_on_bit include/linux/wait_bit.h:76 [inline]
gfs2_recover_journal+0xf2/0x150 fs/gfs2/recovery.c:577
init_journal+0x1826/0x23e0 fs/gfs2/ops_fstype.c:835
init_inodes+0xdc/0x310 fs/gfs2/ops_fstype.c:889
gfs2_fill_super+0x1d02/0x2840 fs/gfs2/ops_fstype.c:1253
get_tree_bdev+0x402/0x620 fs/super.c:1303
gfs2_get_tree+0x54/0x210 fs/gfs2/ops_fstype.c:1338
vfs_get_tree+0x8c/0x270 fs/super.c:1510
do_new_mount+0x28f/0xae0 fs/namespace.c:3042
do_mount fs/namespace.c:3385 [inline]
__do_sys_mount fs/namespace.c:3594 [inline]
__se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3571
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: 0033:0x7f08fda8d62a
RSP: 002b:00007f08fe73ef88 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 000000000003b2b2 RCX: 00007f08fda8d62a
RDX: 000000002003b2c0 RSI: 000000002003b300 RDI: 00007f08fe73efe0
RBP: 00007f08fe73f020 R08: 00007f08fe73f020 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000000002003b2c0
R13: 000000002003b300 R14: 00007f08fe73efe0 R15: 000000002003b340
Showing all locks held in the system:
2 locks held by kworker/0:0/7:
#0: ffff8880177c0538 ((wq_completion)gfs_recovery){+.+.}-{0:0}, at: process_one_work+0x77e/0x10e0 kernel/workqueue.c:2363
#1: ffffc900000c7d20 ((work_completion)(&jd->jd_work)){+.+.}-{0:0}, at: process_one_work+0x7c8/0x10e0 kernel/workqueue.c:2365
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8cf255f0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:510
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8cf25df0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xd20 kernel/rcu/tasks.h:510
1 lock held by khungtaskd/28:
#0: ffffffff8cf25420 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
no locks held by klogd/4422.
2 locks held by getty/4746:
#0: ffff888149e26098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:244
#1: ffffc900015802f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6ab/0x1db0 drivers/tty/n_tty.c:2177
1 lock held by syz-executor.4/14432:
#0: ffff888018d6a0e0 (&type->s_umount_key#55/1){+.+.}-{3:3}, at: alloc_super+0x217/0x930 fs/super.c:228
1 lock held by syz-executor.0/15860:
#0: ffff888018d6a0e0 (&type->s_umount_key#56){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
1 lock held by syz-executor.0/15870:
#0: ffff888018d6a0e0 (&type->s_umount_key#56){++++}-{3:3}, at: iterate_supers+0xb0/0x1e0 fs/super.c:743
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 28 Comm: khungtaskd Not tainted 6.3.0-rc3-syzkaller-00021-ga1effab7a3a3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
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+0x270/0x300 kernel/kthread.c:376
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: 7852 Comm: kworker/u4:9 Not tainted 6.3.0-rc3-syzkaller-00021-ga1effab7a3a3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:variable_test_bit arch/x86/include/asm/bitops.h:228 [inline]
RIP: 0010:arch_test_bit arch/x86/include/asm/bitops.h:240 [inline]
RIP: 0010:_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:142 [inline]
RIP: 0010:__lock_acquire+0xcc9/0x1f80 kernel/locking/lockdep.c:5026
Code: 63 9c 24 80 00 00 00 48 89 d8 48 c1 e8 06 48 8d 3c c5 c0 f1 2d 90 be 08 00 00 00 e8 f1 f4 75 00 48 bf 00 00 00 00 00 fc ff df <48> 0f a3 1d 2f c6 c3 0e 0f 83 40 08 00 00 49 8d 9d 28 0a 00 00 48
RSP: 0018:ffffc9001667f6e0 EFLAGS: 00000056
RAX: 0000000000000001 RBX: 0000000000000009 RCX: ffffffff816a2b7f
RDX: 0000000000000000 RSI: 0000000000000008 RDI: dffffc0000000000
RBP: ffff88801ed18ad8 R08: dffffc0000000000 R09: fffffbfff205be39
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801ed18a30
R13: ffff88801ed18000 R14: ffff88801ed18af8 R15: 1ffff11003da315f
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c00c532500 CR3: 000000000cd30000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire+0x1e1/0x520 kernel/locking/lockdep.c:5669
__mutex_lock_common+0x1d8/0x2530 kernel/locking/mutex.c:603
__mutex_lock kernel/locking/mutex.c:747 [inline]
mutex_lock_nested+0x1b/0x20 kernel/locking/mutex.c:799
arch_jump_label_transform_queue+0x44/0xd0 arch/x86/kernel/jump_label.c:136
__jump_label_update+0x177/0x3a0 kernel/jump_label.c:475
static_key_disable_cpuslocked+0xce/0x1b0 kernel/jump_label.c:235
static_key_disable+0x1a/0x20 kernel/jump_label.c:243
toggle_allocation_gate+0x1b8/0x250 mm/kfence/core.c:804
process_one_work+0x8a0/0x10e0 kernel/workqueue.c:2390
worker_thread+0xa63/0x1210 kernel/workqueue.c:2537
kthread+0x270/0x300 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308