From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ben Greear Subject: smb2 kernel panic on module unload Date: Wed, 08 Sep 2010 11:37:05 -0700 Message-ID: <4C87D7D1.806@candelatech.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit To: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: I saw this when attempting to rmmod smb2. Thanks, Ben ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'DebugData' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Not tainted 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x20/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420c5 ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'smb2FYI' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x33/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420c6 ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'traceSMB2' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x46/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420c7 ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'Stats' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x59/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420c8 ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'MultiuserMount' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x6c/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420c9 ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'OplockEnabled' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x7f/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420ca ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'SecurityFlags' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0x92/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420cb ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'Experimental' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0xa5/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420cc ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'LookupCacheEnabled' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0xb8/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420cd ]--- ------------[ cut here ]------------ WARNING: at fs/proc/generic.c:816 remove_proc_entry+0xf3/0x26d() Hardware name: X8STi name 'fs/smb2' Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 Call Trace: [] warn_slowpath_common+0x80/0x98 [] warn_slowpath_fmt+0x41/0x43 [] ? _raw_spin_unlock+0x45/0x52 [] remove_proc_entry+0xf3/0x26d [] ? mark_held_locks+0x52/0x70 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? __mutex_unlock_slowpath+0x114/0x149 [] ? trace_hardirqs_on_caller+0x111/0x135 [] smb2_proc_clean+0xc6/0xc8 [smb2] [] exit_smb2+0x27/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b ---[ end trace 8d1d6075190420ce ]--- ------------[ cut here ]------------ kernel BUG at mm/mempool.c:26! invalid opcode: 0000 [#1] PREEMPT SMP last sysfs file: /sys/devices/pci0000:00/0000:00:1f.2/host0/target0:0:0/0:0:0:0/block/sda/sda1/stat CPU 6 Modules linked in: smb2(-) xt_CT iptable_raw ipt_addrtype xt_DSCP xt_dscp xt_string xt_owner xt_NFQUEUE xt_multiport xt_mark xt_iprange xt_hashlimit xt_connmark 8021q garp bridge stp llc veth fuse arc4 michael_mic macvlan pktgen iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi nfs lockd fscache nfs_acl auth_rpcgss sunrpc ipv6 uinput ixgbe ioatdma e1000e ghes dca mdio hed iTCO_wdt iTCO_vendor_support i2c_i801 pcspkr i2c_core microcode i7core_edac edac_core [last unloaded: ipt_addrtype] Pid: 12935, comm: rmmod Tainted: G W 2.6.36-rc2+ #1 X8STi/X8STi RIP: 0010:[] [] free_pool+0x10/0x47 RSP: 0018:ffff88032c9cbe98 EFLAGS: 00010286 RAX: 00000000ffffffff RBX: ffff88031abd3600 RCX: 0000000000000000 RDX: ffffffff00000001 RSI: 0000000000000001 RDI: ffff88031abd3600 RBP: ffff88032c9cbea8 R08: 0000000000000246 R09: 0000000000000000 R10: ffffffff81c8a5f0 R11: 0000000000000000 R12: 0000000000000880 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000001 FS: 00007facdcd23700(0000) GS:ffff880002580000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00000037e2677900 CR3: 000000031024e000 CR4: 00000000000006e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process rmmod (pid: 12935, threadinfo ffff88032c9ca000, task ffff88032f200000) Stack: ffff88032c9cbec8 ffffffffa036dce0 ffff88032c9cbeb8 ffffffff810a7135 <0> ffff88032c9cbec8 ffffffffa034dc0f ffff88032c9cbed8 ffffffffa035383b <0> ffff88032c9cbf78 ffffffff8107375b ffff880032626d73 ffffffff81407bf9 Call Trace: [] mempool_destroy+0x15/0x17 [] smb2_destroy_mids+0x10/0x1e [smb2] [] exit_smb2+0x7f/0x86 [smb2] [] sys_delete_module+0x1aa/0x20e [] ? retint_swapgs+0x13/0x1b [] ? trace_hardirqs_on_caller+0x111/0x135 [] ? audit_syscall_entry+0x119/0x145 [] system_call_fastpath+0x16/0x1b Code: e8 e7 25 03 00 c9 c3 55 48 89 f8 48 89 f7 48 89 c6 48 89 e5 e8 0e 2a 03 00 c9 c3 55 48 89 e5 53 48 89 fb 48 83 ec 08 eb 1c 7f 04 <0f> 0b eb fe 48 8b 53 38 ff c8 48 8b 73 40 89 43 34 48 98 48 8b RIP [] free_pool+0x10/0x47 RSP ---[ end trace 8d1d6075190420cf ]--- -- Ben Greear Candela Technologies Inc http://www.candelatech.com