INFO: task syz.2.301:8578 blocked for more than 148 seconds.
Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.301 state:D stack:0 pid:8578 tgid:8576 ppid:6492 task_flags:0x400140 flags:0x00000011
Call trace:
__switch_to+0x414/0x834 arch/arm64/kernel/process.c:735 (T)
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x13b0/0x28d4 kernel/sched/core.c:6767
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0xb4/0x230 kernel/sched/core.c:6860
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6917
__mutex_lock_common+0xbd0/0x2190 kernel/locking/mutex.c:678
__mutex_lock kernel/locking/mutex.c:746 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:798
__kmem_cache_create_args+0x5c/0x2f4 mm/slab_common.c:305
__kmem_cache_create include/linux/slab.h:353 [inline]
f2fs_kmem_cache_create fs/f2fs/f2fs.h:2904 [inline]
f2fs_init_xattr_caches+0x14c/0x214 fs/f2fs/xattr.c:843
f2fs_fill_super+0x33a0/0x59a8 fs/f2fs/super.c:4627
mount_bdev+0x1c0/0x270 fs/super.c:1693
f2fs_mount+0x44/0x58 fs/f2fs/super.c:4997
legacy_get_tree+0xd4/0x16c fs/fs_context.c:662
vfs_get_tree+0x90/0x28c fs/super.c:1759
do_new_mount+0x228/0x814 fs/namespace.c:3881
path_mount+0x5b4/0xde0 fs/namespace.c:4208
do_mount fs/namespace.c:4221 [inline]
__do_sys_mount fs/namespace.c:4432 [inline]
__se_sys_mount fs/namespace.c:4409 [inline]
__arm64_sys_mount+0x3e8/0x468 fs/namespace.c:4409
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x58/0x17c arch/arm64/kernel/entry-common.c:767
el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:786
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Showing all locks held in the system:
1 lock held by kthreadd/2:
2 locks held by kworker/0:0/9:
3 locks held by kworker/u8:0/12:
7 locks held by kworker/u8:1/14:
2 locks held by kworker/1:1/26:
1 lock held by khungtaskd/32:
#0: ffff80008f508920 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 include/linux/rcupdate.h:330
3 locks held by kworker/u8:2/44:
3 locks held by kworker/u8:3/45:
4 locks held by kworker/u8:4/233:
2 locks held by kworker/u8:5/287:
3 locks held by kworker/u8:6/608:
4 locks held by kworker/0:2/1815:
3 locks held by kworker/u8:7/3783:
2 locks held by kworker/1:2/3888:
3 locks held by kworker/R-ipv6_/4139:
#0: ffff0000d2eb9948 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212
#1: ffff80009fb67ba0 ((work_completion)(&(&net->ipv6.addr_chk_work)->work)){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212
#2: ffff80009248e928 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80
2 locks held by kworker/R-bat_e/4220:
3 locks held by kworker/u8:8/4412:
3 locks held by kworker/u8:9/5984:
1 lock held by klogd/6094:
2 locks held by crond/6234:
2 locks held by getty/6258:
#0: ffff0000d310c0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
#1: ffff80009b5ce2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa0 drivers/tty/n_tty.c:2222
3 locks held by kworker/1:3/6480:
1 lock held by syz-executor/6490:
3 locks held by kworker/0:3/6496:
#0: ffff0000c0028d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212
#1: ffff8000a2117bc0 (deferred_process_work){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212
#2: ffff80009248e928 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80
2 locks held by kworker/0:4/6542:
3 locks held by kworker/0:6/6544:
2 locks held by kworker/1:4/6545:
2 locks held by kworker/0:7/6575:
3 locks held by kworker/u8:10/6585:
3 locks held by kworker/u8:11/7320:
3 locks held by syz-executor/7359:
2 locks held by syz-executor/7726:
3 locks held by udevd/7766:
2 locks held by kworker/1:6/8123:
2 locks held by syz.2.301/8578:
#0: ffff0000edb6a0e0
(&type->s_umount_key#61/1){+.+.}-{4:4}, at: alloc_super+0x1a0/0x80c fs/super.c:344
#1: ffff80008f5e5b78 (slab_mutex){+.+.}-{4:4}, at: __kmem_cache_create_args+0x5c/0x2f4 mm/slab_common.c:305
4 locks held by kworker/u8:12/8598:
#0: ffff0000c0031948 ((wq_completion)events_power_efficient){+.+.}-{0:0}, at: process_one_work+0x658/0x156c kernel/workqueue.c:3212
#1: ffff80009e6c7bc0 ((reg_check_chans).work){+.+.}-{0:0}, at: process_one_work+0x6ec/0x156c kernel/workqueue.c:3212
#2: ffff80009248e928 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:80
#3: ffff0000f2cc0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: class_wiphy_constructor include/net/cfg80211.h:6092 [inline]
#3: ffff0000f2cc0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: reg_leave_invalid_chans net/wireless/reg.c:2471 [inline]
#3: ffff0000f2cc0768 (&rdev->wiphy.mtx){+.+.}-{4:4}, at: reg_check_chans_work+0x11c/0xd88 net/wireless/reg.c:2486
2 locks held by kworker/1:7/8599:
3 locks held by kworker/u8:13/8600:
2 locks held by dhcpcd/8601:
1 lock held by kworker/u8:14/8602:
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