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Message-ID: <202412241455.22d84a7f-lkp@intel.com>
Date: Tue, 24 Dec 2024 14:20:51 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Herve Codina <herve.codina@...tlin.com>
CC: <oe-lkp@...ts.linux.dev>, <lkp@...el.com>, <linux-pci@...r.kernel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>, "Rafael J. Wysocki"
<rafael@...nel.org>, Rob Herring <robh@...nel.org>, Saravana Kannan
<saravanak@...gle.com>, Bjorn Helgaas <bhelgaas@...gle.com>, Lizhi Hou
<lizhi.hou@....com>, <linux-kernel@...r.kernel.org>,
<devicetree@...r.kernel.org>, Allan Nielsen <allan.nielsen@...rochip.com>,
Horatiu Vultur <horatiu.vultur@...rochip.com>, Steen Hegelund
<steen.hegelund@...rochip.com>, Thomas Petazzoni
<thomas.petazzoni@...tlin.com>, Herve Codina <herve.codina@...tlin.com>,
<oliver.sang@...el.com>
Subject: Re: [PATCH v5 5/5] PCI: of: Create device-tree PCI host bridge node
Hello,
kernel test robot noticed "WARNING:at_drivers/of/base.c:#of_n_addr_cells" on:
commit: 7e0c4ed7342d44f246bc8d905421f8010de74662 ("[PATCH v5 5/5] PCI: of: Create device-tree PCI host bridge node")
url: https://github.com/intel-lab-lkp/linux/commits/Herve-Codina/driver-core-Introduce-device_-add-remove-_of_node/20241209-211305
base: https://git.kernel.org/cgit/linux/kernel/git/pci/pci.git next
patch link: https://lore.kernel.org/all/20241209130339.81354-6-herve.codina@bootlin.com/
patch subject: [PATCH v5 5/5] PCI: of: Create device-tree PCI host bridge node
in testcase: boot
config: i386-randconfig-001-20241220
compiler: clang-19
test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G
(please refer to attached dmesg/kmsg for entire log/backtrace)
+-------------------------------------------------------------------------+------------+------------+
| | 320b0bf1d5 | 7e0c4ed734 |
+-------------------------------------------------------------------------+------------+------------+
| WARNING:at_drivers/of/base.c:#of_n_addr_cells | 0 | 18 |
| EIP:of_n_addr_cells | 0 | 18 |
+-------------------------------------------------------------------------+------------+------------+
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@...el.com>
| Closes: https://lore.kernel.org/oe-lkp/202412241455.22d84a7f-lkp@intel.com
[ 1.417876][ T1] ------------[ cut here ]------------
[ 1.418708][ T1] Missing '#address-cells' in
[ 1.419500][ T1] WARNING: CPU: 1 PID: 1 at drivers/of/base.c:107 of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.420197][ T1] Modules linked in:
[ 1.420818][ T1] CPU: 1 UID: 0 PID: 1 Comm: swapper/0 Not tainted 6.13.0-rc1-00012-g7e0c4ed7342d #1 4d930b120051bd0d99d76027ef034fe5e41e6f6f
[ 1.422678][ T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
[ 1.424206][ T1] EIP: of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.424986][ T1] Code: c0 79 2b 80 3d 6f 0c 00 44 00 74 09 8b 7f 34 85 ff 75 d7 eb 1c c6 05 6f 0c 00 44 01 57 68 d7 08 1e 43 e8 53 12 a3 fe 83 c4 08 <0f> 0b eb de 8b 75 f0 89 f0 83 c4 04 5e 5f 5b 5d 31 c9 31 d2 c3 cc
All code
========
0: c0 79 2b 80 sarb $0x80,0x2b(%rcx)
4: 3d 6f 0c 00 44 cmp $0x44000c6f,%eax
9: 00 74 09 8b add %dh,-0x75(%rcx,%rcx,1)
d: 7f 34 jg 0x43
f: 85 ff test %edi,%edi
11: 75 d7 jne 0xffffffffffffffea
13: eb 1c jmp 0x31
15: c6 05 6f 0c 00 44 01 movb $0x1,0x44000c6f(%rip) # 0x44000c8b
1c: 57 push %rdi
1d: 68 d7 08 1e 43 push $0x431e08d7
22: e8 53 12 a3 fe call 0xfffffffffea3127a
27: 83 c4 08 add $0x8,%esp
2a:* 0f 0b ud2 <-- trapping instruction
2c: eb de jmp 0xc
2e: 8b 75 f0 mov -0x10(%rbp),%esi
31: 89 f0 mov %esi,%eax
33: 83 c4 04 add $0x4,%esp
36: 5e pop %rsi
37: 5f pop %rdi
38: 5b pop %rbx
39: 5d pop %rbp
3a: 31 c9 xor %ecx,%ecx
3c: 31 d2 xor %edx,%edx
3e: c3 ret
3f: cc int3
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: eb de jmp 0xffffffffffffffe2
4: 8b 75 f0 mov -0x10(%rbp),%esi
7: 89 f0 mov %esi,%eax
9: 83 c4 04 add $0x4,%esp
c: 5e pop %rsi
d: 5f pop %rdi
e: 5b pop %rbx
f: 5d pop %rbp
10: 31 c9 xor %ecx,%ecx
12: 31 d2 xor %edx,%edx
14: c3 ret
15: cc int3
[ 1.427777][ T1] EAX: 00000000 EBX: 44d5992c ECX: 00000000 EDX: 00000000
[ 1.428821][ T1] ESI: 00000001 EDI: ee7fdeb8 EBP: 44d5993c ESP: 44d5992c
[ 1.429891][ T1] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00010202
[ 1.430985][ T1] CR0: 80050033 CR2: 00000000 CR3: 042ec000 CR4: 000406d0
[ 1.432049][ T1] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 1.433214][ T1] DR6: fffe0ff0 DR7: 00000400
[ 1.433946][ T1] Call Trace:
[ 1.434502][ T1] ? show_regs (arch/x86/kernel/dumpstack.c:478)
[ 1.435199][ T1] ? of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.435949][ T1] ? __warn (kernel/panic.c:242)
[ 1.436615][ T1] ? of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.437327][ T1] ? of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.437993][ T1] ? report_bug (lib/bug.c:199)
[ 1.438659][ T1] ? exc_overflow (arch/x86/kernel/traps.c:301)
[ 1.439808][ T1] ? handle_bug (arch/x86/kernel/traps.c:?)
[ 1.440043][ T1] ? exc_invalid_op (arch/x86/kernel/traps.c:309)
[ 1.440791][ T1] ? handle_exception (arch/x86/entry/entry_32.S:1048)
[ 1.441635][ T1] ? exc_overflow (arch/x86/kernel/traps.c:301)
[ 1.442355][ T1] ? of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.443145][ T1] ? exc_overflow (arch/x86/kernel/traps.c:301)
[ 1.443829][ T1] ? of_n_addr_cells (drivers/of/base.c:106 drivers/of/base.c:117)
[ 1.444564][ T1] ? of_pci_add_host_bridge_properties (drivers/pci/of_property.c:? drivers/pci/of_property.c:493)
[ 1.445519][ T1] ? of_changeset_create_node (drivers/of/dynamic.c:917 include/linux/of.h:1614 drivers/of/dynamic.c:512)
[ 1.446365][ T1] ? of_pci_make_host_bridge_node (drivers/pci/of.c:786)
[ 1.447291][ T1] ? pci_register_host_bridge (drivers/pci/probe.c:1056)
[ 1.448154][ T1] ? __raw_spin_lock_init (include/linux/lockdep.h:135 include/linux/lockdep.h:142 kernel/locking/spinlock_debug.c:25)
[ 1.448953][ T1] ? __init_waitqueue_head (kernel/sched/wait.c:11)
[ 1.449806][ T1] ? pci_create_root_bus (drivers/pci/probe.c:3093)
[ 1.450039][ T1] ? acpi_pci_root_create (drivers/acpi/pci_root.c:1025)
[ 1.450869][ T1] ? pci_acpi_scan_root (arch/x86/pci/acpi.c:574)
[ 1.451682][ T1] ? acpi_pci_root_add (drivers/acpi/pci_root.c:728)
[ 1.452495][ T1] ? acpi_bus_get_status (drivers/acpi/bus.c:82)
[ 1.453269][ T1] ? acpi_bus_attach (drivers/acpi/scan.c:2261 drivers/acpi/scan.c:2309)
[ 1.454031][ T1] ? klist_next (lib/klist.c:384)
[ 1.454743][ T1] ? acpi_dev_for_one_check (drivers/acpi/bus.c:1145)
[ 1.455569][ T1] ? acpi_dev_for_each_child (drivers/acpi/bus.c:1139)
[ 1.456416][ T1] ? device_for_each_child (drivers/base/core.c:3993)
[ 1.457227][ T1] ? acpi_dev_for_each_child (drivers/acpi/bus.c:1157)
[ 1.458056][ T1] ? acpi_scan_clear_dep_fn (drivers/acpi/scan.c:2274)
[ 1.459806][ T1] ? acpi_bus_attach (drivers/acpi/scan.c:2331)
[ 1.459806][ T1] ? klist_next (lib/klist.c:384)
[ 1.460029][ T1] ? acpi_dev_for_one_check (drivers/acpi/bus.c:1145)
[ 1.460869][ T1] ? acpi_dev_for_each_child (drivers/acpi/bus.c:1139)
[ 1.461729][ T1] ? device_for_each_child (drivers/base/core.c:3993)
[ 1.462550][ T1] ? acpi_dev_for_each_child (drivers/acpi/bus.c:1157)
[ 1.463350][ T1] ? acpi_scan_clear_dep_fn (drivers/acpi/scan.c:2274)
[ 1.464160][ T1] ? acpi_bus_attach (drivers/acpi/scan.c:2331)
[ 1.464912][ T1] ? acpi_bus_scan (drivers/acpi/scan.c:2541)
[ 1.465639][ T1] ? acpi_scan_init (drivers/acpi/scan.c:2747)
[ 1.466388][ T1] ? __pci_mmcfg_init (include/linux/list.h:373 arch/x86/pci/mmconfig-shared.c:691)
[ 1.467151][ T1] ? acpi_init (drivers/acpi/bus.c:1468)
[ 1.467841][ T1] ? __initstub__kmod_acpi__390_1478_acpi_init4 (drivers/acpi/bus.c:1478)
[ 1.469805][ T1] ? do_one_initcall (init/main.c:1266)
[ 1.469805][ T1] ? __lock_acquire (kernel/locking/lockdep.c:4670)
[ 1.470057][ T1] ? kvm_sched_clock_read (arch/x86/kernel/kvmclock.c:91)
[ 1.470854][ T1] ? sched_clock_noinstr (arch/x86/kernel/tsc.c:268)
[ 1.471606][ T1] ? local_clock_noinstr (kernel/sched/clock.c:269 kernel/sched/clock.c:306)
[ 1.472397][ T1] ? local_clock (arch/x86/include/asm/preempt.h:84 kernel/sched/clock.c:316)
[ 1.473076][ T1] ? kvm_sched_clock_read (arch/x86/kernel/kvmclock.c:91)
[ 1.473884][ T1] ? sched_clock_noinstr (arch/x86/kernel/tsc.c:268)
[ 1.474646][ T1] ? local_clock_noinstr (kernel/sched/clock.c:269 kernel/sched/clock.c:306)
[ 1.475469][ T1] ? local_clock (arch/x86/include/asm/preempt.h:84 kernel/sched/clock.c:316)
[ 1.476194][ T1] ? ktime_get (include/linux/seqlock.h:226)
[ 1.476927][ T1] ? ktime_get (kernel/time/timekeeping.c:226 kernel/time/timekeeping.c:335 kernel/time/timekeeping.c:812)
[ 1.477633][ T1] ? sched_balance_trigger (kernel/sched/fair.c:12886)
[ 1.479808][ T1] ? clockevents_program_event (kernel/time/clockevents.c:336)
[ 1.479808][ T1] ? profile_tick (include/linux/profile.h:50)
[ 1.480043][ T1] ? tick_periodic (kernel/time/tick-common.c:103)
[ 1.480781][ T1] ? __lock_acquire (kernel/locking/lockdep.c:4670)
[ 1.481550][ T1] ? sched_clock_noinstr (arch/x86/kernel/tsc.c:268)
[ 1.482352][ T1] ? tick_handle_periodic (kernel/time/tick-common.c:132)
[ 1.483169][ T1] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:49)
[ 1.483939][ T1] ? irqentry_exit (kernel/entry/common.c:?)
[ 1.484656][ T1] ? sysvec_call_function_single (arch/x86/kernel/apic/apic.c:1049)
[ 1.485505][ T1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1049)
[ 1.486375][ T1] ? handle_exception (arch/x86/entry/entry_32.S:1048)
[ 1.487143][ T1] ? xa_extract (lib/xarray.c:2157)
[ 1.487863][ T1] ? next_arg (lib/cmdline.c:273)
[ 1.489879][ T1] ? parse_args (kernel/params.c:153)
[ 1.489879][ T1] ? acpi_sleep_init (drivers/acpi/bus.c:1478)
[ 1.489879][ T1] ? do_initcall_level (init/main.c:1327)
[ 1.490609][ T1] ? rest_init (init/main.c:1458)
[ 1.491323][ T1] ? do_initcalls (init/main.c:1341)
[ 1.492037][ T1] ? rest_init (init/main.c:1458)
[ 1.492745][ T1] ? do_basic_setup (init/main.c:1364)
[ 1.493510][ T1] ? kernel_init_freeable (init/main.c:1579)
[ 1.494299][ T1] ? kernel_init (init/main.c:1468)
[ 1.494991][ T1] ? ret_from_fork (arch/x86/kernel/process.c:153)
[ 1.495713][ T1] ? ret_from_fork_asm (arch/x86/entry/entry_32.S:737)
[ 1.496483][ T1] ? entry_INT80_32 (arch/x86/entry/entry_32.S:945)
[ 1.497262][ T1] irq event stamp: 46823
[ 1.499897][ T1] hardirqs last enabled at (46835): __console_unlock (arch/x86/include/asm/irqflags.h:26 arch/x86/include/asm/irqflags.h:87 arch/x86/include/asm/irqflags.h:147 kernel/printk/printk.c:344 kernel/printk/printk.c:2869)
[ 1.499897][ T1] hardirqs last disabled at (46844): __console_unlock (kernel/printk/printk.c:342)
[ 1.500213][ T1] softirqs last enabled at (46858): __do_softirq (kernel/softirq.c:589)
[ 1.501440][ T1] softirqs last disabled at (46853): __do_softirq (kernel/softirq.c:589)
[ 1.502694][ T1] ---[ end trace 0000000000000000 ]---
[ 1.503814][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 conventional PCI endpoint
[ 1.507268][ T1] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 conventional PCI endpoint
[ 1.510876][ T1] pci 0000:00:01.1: [8086:7010] type 00 class 0x010180 conventional PCI endpoint
[ 1.514831][ T1] pci 0000:00:01.1: BAR 4 [io 0xc140-0xc14f]
[ 1.516807][ T1] pci 0000:00:01.1: BAR 0 [io 0x01f0-0x01f7]: legacy IDE quirk
[ 1.519807][ T1] pci 0000:00:01.1: BAR 1 [io 0x03f6]: legacy IDE quirk
The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20241224/202412241455.22d84a7f-lkp@intel.com
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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