kern.warn: Nov 29 17:23:15 kernel: =============================================
kern.warn: Nov 29 17:23:15 kernel: [ INFO: possible recursive locking detected ]
kern.warn: Nov 29 17:23:15 kernel: ---------------------------------------------
kern.warn: Nov 29 17:23:15 kernel: g++/13018 is trying to acquire lock:
kern.warn: Nov 29 17:23:15 kernel:  (&jfs_ip->commit_mutex){--..}, at: [mutex_lock+28/32] mutex_lock+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel: 
kern.warn: Nov 29 17:23:15 kernel: but task is already holding lock:
kern.warn: Nov 29 17:23:15 kernel:  (&jfs_ip->commit_mutex){--..}, at: [mutex_lock+28/32] mutex_lock+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel: 
kern.warn: Nov 29 17:23:15 kernel: other info that might help us debug this:
kern.warn: Nov 29 17:23:15 kernel: 2 locks held by g++/13018:
kern.warn: Nov 29 17:23:15 kernel:  #0:  (&inode->i_mutex){--..}, at: [mutex_lock+28/32] mutex_lock+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel:  #1:  (&jfs_ip->commit_mutex){--..}, at: [mutex_lock+28/32] mutex_lock+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel: 
kern.warn: Nov 29 17:23:15 kernel: stack backtrace:
kern.warn: Nov 29 17:23:15 kernel:  [show_trace_log_lvl+389/416] show_trace_log_lvl+0x185/0x1a0
kern.warn: Nov 29 17:23:15 kernel:  [show_trace+18/32] show_trace+0x12/0x20
kern.warn: Nov 29 17:23:15 kernel:  [dump_stack+25/32] dump_stack+0x19/0x20
kern.warn: Nov 29 17:23:15 kernel:  [__lock_acquire+2539/3328] __lock_acquire+0x9eb/0xd00
kern.warn: Nov 29 17:23:15 kernel:  [lock_acquire+93/128] lock_acquire+0x5d/0x80
kern.warn: Nov 29 17:23:15 kernel:  [__mutex_lock_slowpath+110/672] __mutex_lock_slowpath+0x6e/0x2a0
kern.warn: Nov 29 17:23:15 kernel:  [mutex_lock+28/32] mutex_lock+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel:  [<e19b6fdb>] jfs_create+0xab/0x380 [jfs]
kern.warn: Nov 29 17:23:15 kernel:  [vfs_create+172/288] vfs_create+0xac/0x120
kern.warn: Nov 29 17:23:15 kernel:  [open_namei+1610/1872] open_namei+0x64a/0x750
kern.warn: Nov 29 17:23:15 kernel:  [do_filp_open+44/80] do_filp_open+0x2c/0x50
kern.warn: Nov 29 17:23:15 kernel:  [do_sys_open+71/208] do_sys_open+0x47/0xd0
kern.warn: Nov 29 17:23:15 kernel:  [sys_open+28/32] sys_open+0x1c/0x20
kern.warn: Nov 29 17:23:15 kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
kern.warn: Nov 29 17:23:15 kernel:  [phys_startup_32+1073584718/-1073741824] 0x400d9a4e