INFO: task jfsCommit:95 blocked for more than 143 seconds. Not tainted 6.9.0-rc4-syzkaller-g6a71d2909427 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:jfsCommit state:D stack:0 pid:95 tgid:95 ppid:2 flags:0x00000008 Call trace: __switch_to+0x314/0x560 arch/arm64/kernel/process.c:553 context_switch kernel/sched/core.c:5409 [inline] __schedule+0x14bc/0x24ec kernel/sched/core.c:6746 __schedule_loop kernel/sched/core.c:6823 [inline] schedule+0xbc/0x238 kernel/sched/core.c:6838 io_schedule+0x8c/0x12c kernel/sched/core.c:9044 __lock_metapage+0x1cc/0x458 fs/jfs/jfs_metapage.c:50 lock_metapage fs/jfs/jfs_metapage.c:64 [inline] __get_metapage+0x970/0x1054 fs/jfs/jfs_metapage.c:639 diIAGRead+0xe4/0x14c fs/jfs/jfs_imap.c:2669 diFree+0x800/0x2648 fs/jfs/jfs_imap.c:956 jfs_evict_inode+0x2d0/0x3f4 fs/jfs/inode.c:156 evict+0x260/0x68c fs/inode.c:667 iput_final fs/inode.c:1741 [inline] iput+0x760/0x844 fs/inode.c:1767 txUpdateMap+0x73c/0x8e4 fs/jfs/jfs_txnmgr.c:2367 txLazyCommit fs/jfs/jfs_txnmgr.c:2664 [inline] jfs_lazycommit+0x3bc/0x9a8 fs/jfs/jfs_txnmgr.c:2733 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Showing all locks held in the system: 1 lock held by khungtaskd/30: #0: ffff80008f0578c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:328 2 locks held by kworker/u8:2/41: 2 locks held by jfsCommit/95: #0: ffff0000c9b10920 (&(imap->im_aglock[index])){+.+.}-{3:3}, at: diFree+0x2cc/0x2648 fs/jfs/jfs_imap.c:886 #1: ffff0000dbf6a638 (&jfs_ip->rdwrlock/1){.+.+}-{3:3}, at: diFree+0x2e0/0x2648 fs/jfs/jfs_imap.c:891 3 locks held by kworker/u8:5/473: #0: ffff0000c422a948 ((wq_completion)cfg80211){+.+.}-{0:0}, at: process_one_work+0x668/0x15d4 kernel/workqueue.c:3228 #1: ffff800098747c20 ((work_completion)(&(&rdev->dfs_update_channels_wk)->work)){+.+.}-{0:0}, at: process_one_work+0x6b4/0x15d4 kernel/workqueue.c:3228 #2: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 5 locks held by kworker/u8:8/596: #0: ffff0000c1871948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x668/0x15d4 kernel/workqueue.c:3228 #1: ffff800099207c20 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x6b4/0x15d4 kernel/workqueue.c:3228 #2: ffff800091bc1dd0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x13c/0x9b4 net/core/net_namespace.c:591 #3: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 #4: ffff0000cab60768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: wiphy_lock include/net/cfg80211.h:5953 [inline] #4: ffff0000cab60768 (&rdev->wiphy.mtx){+.+.}-{3:3}, at: ieee80211_stop+0x398/0x448 net/mac80211/iface.c:761 1 lock held by dhcpcd/5912: #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 2 locks held by getty/6001: #0: ffff0000d21750a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340 #1: ffff800097bab2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2201 3 locks held by kworker/1:4/6315: #0: ffff0000c0028948 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x668/0x15d4 kernel/workqueue.c:3228 #1: ffff800099be7c20 (deferred_process_work){+.+.}-{0:0}, at: process_one_work+0x6b4/0x15d4 kernel/workqueue.c:3228 #2: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 7 locks held by syz-executor.2/11979: #0: ffff0000d77ca420 (sb_writers#7){.+.+}-{0:0}, at: file_start_write include/linux/fs.h:2855 [inline] #0: ffff0000d77ca420 (sb_writers#7){.+.+}-{0:0}, at: vfs_write+0x368/0xc3c fs/read_write.c:586 #1: ffff0000e5c9a888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write_iter+0x1c8/0x48c fs/kernfs/file.c:325 #2: ffff0000cbebc0f8 (kn->active#47){.+.+}-{0:0}, at: kernfs_fop_write_iter+0x1e4/0x48c fs/kernfs/file.c:326 #3: ffff800090de4468 (nsim_bus_dev_list_lock){+.+.}-{3:3}, at: new_device_store+0x170/0x704 drivers/net/netdevsim/bus.c:166 #4: ffff0000ec0a40e8 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:990 [inline] #4: ffff0000ec0a40e8 (&dev->mutex){....}-{3:3}, at: __device_attach+0x90/0x434 drivers/base/dd.c:1003 #5: ffff0000ec0a3250 (&devlink->lock_key#20){+.+.}-{3:3}, at: devl_lock+0x24/0x34 net/devlink/core.c:276 #6: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 1 lock held by syz-executor.0/12005: #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e0/0xdbc net/core/rtnetlink.c:6592 1 lock held by syz-executor.1/12009: #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:79 [inline] #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x6e0/0xdbc net/core/rtnetlink.c:6592 1 lock held by syz-executor.4/12034: #0: ffff0000cc1b60b8 (&nft_net->commit_mutex){+.+.}-{3:3}, at: nf_tables_valid_genid+0x40/0x120 net/netfilter/nf_tables_api.c:10697 1 lock held by syz-executor.4/12039: #0: ffff800091bcdee8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock+0x20/0x2c net/core/rtnetlink.c:79 2 locks held by syz-executor.3/12054: #0: ffff0000dd3f2010 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline] #0: ffff0000dd3f2010 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: __sock_release net/socket.c:658 [inline] #0: ffff0000dd3f2010 (&sb->s_type->i_mutex_key#10){+.+.}-{3:3}, at: sock_close+0x80/0x1e8 net/socket.c:1421 #1: ffff0000de10c258 (sk_lock-AF_CAIF){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1671 [inline] #1: ffff0000de10c258 (sk_lock-AF_CAIF){+.+.}-{0:0}, at: caif_release+0x108/0x364 net/caif/caif_socket.c:914 =============================================