From: bugzilla-daemon@bugzilla.kernel.org
To: linux-usb@vger.kernel.org
Subject: [Bug 209407] skb_over_panic in cdc_mbim_tx_fixup
Date: Thu, 31 Dec 2020 06:05:39 +0000 [thread overview]
Message-ID: <bug-209407-208809-ZFelR26NO6@https.bugzilla.kernel.org/> (raw)
In-Reply-To: <bug-209407-208809@https.bugzilla.kernel.org/>
https://bugzilla.kernel.org/show_bug.cgi?id=209407
Jouni Seppänen (jks@iki.fi) changed:
What |Removed |Added
----------------------------------------------------------------------------
Kernel Version|5.8.12 |5.9.13
--- Comment #1 from Jouni Seppänen (jks@iki.fi) ---
Still occurs in 5.9.13. The BUG log message is different but the call trace
still shows cdc_ncm_fill_tx_frame.
[163049.133074] BUG: unable to handle page fault for address: ffff8d3e47000000
[163049.140062] #PF: supervisor write access in kernel mode
[163049.145385] #PF: error_code(0x0003) - permissions violation
[163049.151052] PGD afa01067 P4D afa01067 PUD 12efff067 PMD 11a27f063 PTE
80000000c7000161
[163049.159073] Oops: 0003 [#1] SMP NOPTI
[163049.162839] CPU: 2 PID: 0 Comm: swapper/2 Kdump: loaded Tainted: G
E 5.9.13 #1
[163049.171454] Hardware name: PC Engines apu3/apu3, BIOS v4.12.0.2 06/28/2020
[163049.178437] RIP: 0010:__memset+0x24/0x30
------8<------
[163049.263988] Call Trace:
[163049.266552] <IRQ>
[163049.268682] cdc_ncm_fill_tx_frame+0x83a/0x970 [cdc_ncm]
[163049.274124] cdc_mbim_tx_fixup+0x1d9/0x240 [cdc_mbim]
[163049.279301] usbnet_start_xmit+0x5d/0x720 [usbnet]
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next prev parent reply other threads:[~2020-12-31 6:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-27 15:34 [Bug 209407] New: skb_over_panic in cdc_mbim_tx_fixup bugzilla-daemon
2020-12-31 6:05 ` bugzilla-daemon [this message]
2020-12-31 12:20 ` [Bug 209407] " bugzilla-daemon
2021-01-01 8:29 ` bugzilla-daemon
2021-01-01 9:52 ` bugzilla-daemon
2021-01-01 16:25 ` [Bug 209407] cdc_ncm_fill_tx_frame calls memset with huge length when called from cdc_mbim_tx_fixup bugzilla-daemon
2021-01-03 15:02 ` bugzilla-daemon
2021-01-22 12:20 ` bugzilla-daemon
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