On Thu, Mar 16, 2017 at 08:13:40PM +0000, Bowers, AndrewX wrote: > Tested this on a Thinkpad T420i, after verifying it also has an e1000e NIC, unable to reproduce. Might be limited to that particular model/firmware version you're using, which I was not able to track down here although there is another person I could ask, might be able to come up with one yet. > > > > -----Original Message----- > > From: Intel-wired-lan [mailto:intel-wired-lan-bounces@xxxxxxxxxxxxxxxx] On > > Behalf Of lkml@xxxxxxxxxxx > > Sent: Monday, March 13, 2017 7:41 PM > > To: Brown, Aaron F <aaron.f.brown@xxxxxxxxx> > > Cc: vcaputo@xxxxxxxxxxx; linux-pci@xxxxxxxxxxxxxxx; David Singleton > > <davsingl@xxxxxxxxx>; linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>; > > khalidm <khalidm@xxxxxxxxx>; Andy Shevchenko > > <andy.shevchenko@xxxxxxxxx>; Borislav Petkov <bp@xxxxxxxxx>; intel- > > wired-lan@xxxxxxxxxxxxxxxx; Bjørn Mork <bjorn@xxxxxxx> > > Subject: Re: [Intel-wired-lan] [BUG] 4.11.0-rc1 panic on shutdown X61s > > > > On Tue, Mar 14, 2017 at 01:20:27AM +0000, Brown, Aaron F wrote: > > > > Borislav Petkov <bp@xxxxxxxxx> writes: > > > > > On Sun, Mar 12, 2017 at 03:55:08PM +0200, Andy Shevchenko wrote: > > > > > > > > > >> The only change that IMHO matters happened between v4.10 and > > > > >> v4.11- > > > > rc1 is this: > > > > >> > > > > >> @@ -6276,8 +6274,8 @@ static int e1000e_pm_freeze(struct device > > *dev) > > > > >> /* Quiesce the device without resetting the hardware */ > > > > >> e1000e_down(adapter, false); > > > > >> e1000_free_irq(adapter); > > > > >> + e1000e_reset_interrupt_capability(adapter); > > > > >> } > > > > >> - e1000e_reset_interrupt_capability(adapter); > > > > >> > > > > >> So, it apparently misses something for the other case, like > > > > >> pci_disable_msi() call or so. > > > > > > > > > > Well, lemme add the people from > > > > > > > > > > 7e54d9d063fa ("e1000e: driver trying to free already-free irq") > > > > > > > > > > to CC then. :-) > > > > > > > > Already did that a week ago: > > > > https://www.spinics.net/lists/netdev/msg423379.html > > > > > > > > Haven't heard anything back yet. Wondering if they are waiting for > > > > someone else to submit the pretty obvious revert? Don't understand > > > > why that should take more than a minute to figure out. It's not > > > > like they are testing these changes anyway... > > > > > <snip> > > > > > > What exact part (or parts) are we looking at (lspci|grep -i eth) that trigger > > this? Could it be a difference in .config files? The trace says it is falling back > > to legacy interrupts, does the system continue to work and does the > > network continue to function in that mode? In case it's related to user space > > what is the base distro? Any other information you think can help me > > reproduce the issue would be appreciated. > > > > > > > Config attached, the machine is a Thinkpad X61s 1.8Ghz with no onboard > > wireless devices (rtl8192cu usb wifi is used). > > > > # lspci| grep -i eth > > 00:19.0 Ethernet controller: Intel Corporation 82566MM Gigabit Network > > Connection (rev 03) > > > > Debian jessie amd64 is the distro. > > > > I'll have to get back to you on if the e1000e continues functioning, the > > machine continues to function until the shutdown panic. > > > > There were however some occurrences of subsequent suspend/resume > > cycles hanging the machine hard leaving the display off, which prompted me > > to resume using > > 4.10 before digging any further as it's my only system right now. > > > > Will try get around to testing 4.11 with 7e54d9d063fa reverted soon. > > > > Regards, > > Vito Caputo This is still broken as of 4.11.0-rc3 FYI. Upon resume: [ 45.828344] ------------[ cut here ]------------ [ 45.828352] WARNING: CPU: 0 PID: 807 at drivers/pci/msi.c:1052 __pci_enable_msi_range+0x39c/0x3f0 [ 45.828355] CPU: 0 PID: 807 Comm: kworker/u4:29 Not tainted 4.11.0-rc3 #52 [ 45.828356] Hardware name: LENOVO 7668CTO/7668CTO, BIOS 7NETC2WW (2.22 ) 03/22/2011 [ 45.828360] Workqueue: events_unbound async_run_entry_fn [ 45.828362] Call Trace: [ 45.828366] dump_stack+0x4d/0x72 [ 45.828369] __warn+0xc7/0xf0 [ 45.828371] warn_slowpath_null+0x18/0x20 [ 45.828372] __pci_enable_msi_range+0x39c/0x3f0 [ 45.828375] ? e1000e_get_phy_info_igp+0x1c/0xf0 [ 45.828377] pci_enable_msi+0x15/0x30 [ 45.828379] e1000e_set_interrupt_capability+0xe0/0x130 [ 45.828381] e1000e_pm_thaw+0x1d/0x50 [ 45.828383] e1000e_pm_resume+0x20/0x30 [ 45.828386] pci_pm_resume+0x5f/0x90 [ 45.828389] dpm_run_callback+0x44/0x170 [ 45.828391] ? pci_pm_thaw+0x90/0x90 [ 45.828393] device_resume+0xce/0x1e0 [ 45.828395] async_resume+0x18/0x40 [ 45.828396] async_run_entry_fn+0x32/0xe0 [ 45.828399] process_one_work+0x13b/0x3e0 [ 45.828400] worker_thread+0x64/0x4a0 [ 45.828402] kthread+0x10f/0x150 [ 45.828404] ? process_one_work+0x3e0/0x3e0 [ 45.828406] ? __kthread_create_on_node+0x150/0x150 [ 45.828409] ret_from_fork+0x29/0x40 [ 45.828411] ---[ end trace 56fad2d83af13529 ]--- [ 45.828469] e1000e 0000:00:19.0 eth3: Failed to initialize MSI interrupts. Falling back to legacy interrupts. [ 45.835944] PM: resume of devices complete after 364.406 msecs [ 45.836001] usb 2-1:1.0: rebind failed: -517 [ 45.836316] PM: Finishing wakeup. Regards, Vito Caputo
