So you're saying it's a regression due to a kernel upgrade? Do you have
older oem kernels still installed to boot with to verify if they still
work?
The bug seems to be in the ethernet driver (igc).
[ 7253.607665] Call Trace:
[ 7253.607667] <TASK>
[ 7253.607672] igc_get_hw_semaphore_i225+0x34/0x180 [igc]
[ 7253.607684] igc_acquire_swfw_sync_i225+0x5a/0xd0 [igc]
[ 7253.607696] igc_acquire_phy_base+0x14/0x20 [igc]
[ 7253.607706] igc_read_phy_reg_gpy+0x38/0x1a0 [igc]
[ 7253.607718] igc_phy_has_link+0x74/0x170 [igc]
[ 7253.607730] igc_check_for_copper_link+0x63/0xe0 [igc]
[ 7253.607740] igc_has_link+0x2b/0x80 [igc]
[ 7253.607748] igc_watchdog_task+0x3e/0x2a0 [igc]
[ 7253.607758] process_one_work+0x21d/0x3c0
[ 7253.607766] worker_thread+0x4d/0x3f0
[ 7253.607770] ? process_one_work+0x3c0/0x3c0
[ 7253.607775] kthread+0x127/0x150
[ 7253.607778] ? set_kthread_struct+0x40/0x40
[ 7253.607782] ret_from_fork+0x1f/0x30
[ 7253.607790] </TASK>
** Changed in: linux-oem-5.14 (Ubuntu Focal)
Status: New => Incomplete
** Changed in: linux-oem-5.14 (Ubuntu)
Status: Confirmed => Invalid
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https://bugs.launchpad.net/bugs/1965177
Title:
Kernel crash when plugging in dock
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