Kdump fails to generate vmcore if system is using third party Qlogic FastLinQ Ethernet controller driver and panics on arch/x86/kernel/apic/io_apic.c:1358 while testing using sysrq.
Issue
- Kdump fails to generate vmcore if system is using third party Qlogic FastLinQ Ethernet controller driver and panics on arch/x86/kernel/apic/io_apic.c:1358 while testing using sysrq.
[ 4.312732] ------------[ cut here ]------------
[ 4.317348] kernel BUG at arch/x86/kernel/apic/io_apic.c:1358!
[ 4.323178] invalid opcode: 0000 [#1] SMP
[ 4.327323] Modules linked in: qede(OE+) qed(OE) ptp pps_core mgag200 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm i2c_core ahci libahci libata dm_multipath dm_mirror dm_region_hash dm_log dm_mod
[ 4.348446] CPU: 0 PID: 202 Comm: systemd-udevd Tainted: G OE ------------ 3.10.0-693.21.1.el7.x86_64 #1
[ 4.359045] Hardware name: Dell Inc. PowerEdge R740/00WGD1, BIOS 1.4.9 06/29/2018
[ 4.366524] task: ffff88006a464f10 ti: ffff88006a7ac000 task.ti: ffff88006a7ac000
[ 4.374003] RIP: 0010:[<ffffffff8105753d>] [<ffffffff8105753d>] __clear_irq_vector+0x9d/0x100
[ 4.382633] RSP: 0000:ffff88006a7af868 EFLAGS: 00010046
[ 4.387944] RAX: 0000000000000246 RBX: 00000000000000d4 RCX: 00000000fffffffa
[ 4.395075] RDX: 0000000000000001 RSI: ffff88005ef59f60 RDI: 00000000000000d4
[ 4.402207] RBP: ffff88006a7af890 R08: 0000000000000000 R09: ffff8800650bdda8
[ 4.409340] R10: 0000000000000000 R11: ffffea0001a5de40 R12: ffff88005ef59f60
[ 4.416474] R13: 0000000000000000 R14: 0000000000000002 R15: ffff88005ef59f60
[ 4.423605] FS: 00007fa7cbc018c0(0000) GS:ffff88006bc00000(0000) knlGS:0000000000000000
[ 4.431691] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 4.437436] CR2: 00005596ba3bc028 CR3: 000000006a7aa000 CR4: 00000000003607b0
[ 4.444564] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 4.451696] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 4.458831] Call Trace:
[ 4.461286] [<ffffffff8105922e>] arch_teardown_hwirq+0x3e/0x70
[ 4.467207] [<ffffffff8105a242>] mp_irqdomain_unmap+0xc2/0x110
[ 4.473129] [<ffffffff81138eea>] irq_domain_disassociate_many+0xaa/0x130
[ 4.479918] [<ffffffff8113933c>] irq_dispose_mapping+0x3c/0x60
[ 4.485840] [<ffffffff8105a311>] mp_unmap_irq+0x81/0xb0
[ 4.491157] [<ffffffff8104fa51>] acpi_unregister_gsi_ioapic+0x31/0x40
[ 4.497684] [<ffffffff8104f95a>] acpi_unregister_gsi+0x1a/0x20
[ 4.503607] [<ffffffff813b401b>] acpi_pci_irq_disable+0xb6/0xc6
[ 4.509618] [<ffffffff8156bf13>] pcibios_disable_device+0x23/0x30
[ 4.515798] [<ffffffff8136dd76>] do_pci_disable_device+0x56/0x80
[ 4.521893] [<ffffffff8136dde8>] pci_disable_device+0x48/0x90
[ 4.527734] [<ffffffffc016d500>] qed_free_pci+0x60/0x70 [qed] <<=---
[ 4.533569] [<ffffffffc016d7ef>] qed_remove+0x1f/0x40 [qed] <<=---
[ 4.539231] [<ffffffffc0236b36>] __qede_probe+0x596/0xb50 [qede] <<=---
[ 4.545324] [<ffffffff81286405>] ? sysfs_link_sibling+0xb5/0xe0
[ 4.551333] [<ffffffff81286d52>] ? sysfs_addrm_finish+0x42/0xe0
[ 4.557341] [<ffffffff81286b81>] ? __sysfs_add_one+0x61/0x100
[ 4.563179] [<ffffffffc023751f>] qede_probe+0x3f/0xb0 [qede] <<=---
[ 4.568927] [<ffffffff81370cea>] local_pci_probe+0x4a/0xb0
[ 4.574495] [<ffffffff813723e9>] pci_device_probe+0x109/0x160
[ 4.580334] [<ffffffff81447a55>] driver_probe_device+0xc5/0x3e0
[ 4.586341] [<ffffffff81447e53>] __driver_attach+0x93/0xa0
[ 4.591917] [<ffffffff81447dc0>] ? __device_attach+0x50/0x50
[ 4.598273] [<ffffffff81445605>] bus_for_each_dev+0x75/0xc0
[ 4.604517] [<ffffffff814473ce>] driver_attach+0x1e/0x20
[ 4.610493] [<ffffffff81446e70>] bus_add_driver+0x200/0x2d0
[ 4.616726] [<ffffffff814484e4>] driver_register+0x64/0xf0
[ 4.622869] [<ffffffff81371c25>] __pci_register_driver+0xa5/0xc0
[ 4.629525] [<ffffffffc0252000>] ? 0xffffffffc0251fff
[ 4.635229] [<ffffffffc02520d9>] qede_init+0xd9/0x1000 [qede] <<=---
[ 4.641611] [<ffffffff810020ea>] do_one_initcall+0xba/0x240
[ 4.647800] [<ffffffff81104414>] load_module+0x1f84/0x2a10
[ 4.653891] [<ffffffff813521b0>] ? ddebug_proc_write+0xf0/0xf0
[ 4.660309] [<ffffffff81100a73>] ? copy_module_from_fd.isra.42+0x53/0x150
[ 4.667680] [<ffffffff81105056>] SyS_finit_module+0xa6/0xd0
[ 4.673828] [<ffffffff816c0715>] system_call_fastpath+0x1c/0x21
[ 4.680310] Code: 3f 49 8b 7f 08 31 f6 48 c1 fa 03 41 c6 47 18 00 48 83 e2 f8 e8 05 07 2e 00 41 f6 47 19 01 75 0d 5b 41 5c 41 5d 41 5e 41 5f 5d c3 <0f> 0b b8 ff ff ff ff 48 c7 c3 20 06 01 00 49 8b 77 10 4c 89 e2
[ 4.701784] RIP [<ffffffff8105753d>] __clear_irq_vector+0x9d/0x100
[ 4.708587] RSP <ffff88006a7af868>
[ 4.712588] ---[ end trace 364369960661b0fe ]---
[ 4.720708] Kernel panic - not syncing: Fatal exception
Environment
- Red Hat Enterprise Linux 7.
- Third party Qlogic FastLinQ Ethernet controller driver.
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