kernel BUG in init_IRQ
CPU topo: Num. cores per package: 1
CPU topo: Num. threads per package: 2
CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs
PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[mem 0xc0000000-0xfffbbfff] available for PCI devices
Booting paravirtualized kernel on KVM
clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
percpu: Embedded 70 pages/cpu s246024 r8192 d32504 u1048576
kvm-guest: PV spinlocks enabled
PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 panic_on_warn
Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space.
random: crng init done
printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes
software IO TLB: area num 2.
Fallback order for Node 0: 0 1
Fallback order for Node 1: 1 0
Built 2 zonelists, mobility grouping on. Total pages: 2097051
Policy zone: Normal
mem auto-init: stack:all(zero), heap alloc:on, heap free:off
stackdepot: allocating hash table via alloc_large_system_hash
stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear)
SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
allocated 167772160 bytes of page_ext
Node 0, zone DMA: page owner found early allocated 0 pages
Node 0, zone DMA32: page owner found early allocated 21222 pages
Node 0, zone Normal: page owner found early allocated 0 pages
Node 1, zone Normal: page owner found early allocated 19843 pages
Kernel/User page tables isolation: enabled
Dynamic Preempt: full
Running RCU self tests
Running RCU synchronous self tests
rcu: Preemptible hierarchical RCU implementation.
rcu: RCU lockdep checking is enabled.
rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
rcu: RCU callback double-/use-after-free debug is enabled.
rcu: RCU debug extended QS entry/exit.
All grace periods are expedited (rcu_expedited).
Trampoline variant of Tasks RCU enabled.
Tracing variant of Tasks RCU enabled.
rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
Running RCU synchronous self tests
RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
------------[ cut here ]------------
kernel BUG at arch/x86/kernel/irqinit.c:90!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc5-next-20250509-syzkaller-10031-ged61cb3d78d5 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:init_IRQ+0x1b7/0x1c0 arch/x86/kernel/irqinit.c:90
Code: 5d 41 5e 41 5f 5d 2e e9 27 03 9c fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 2f d7 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082
RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000
RDX: ffff888140403280 RSI: ffffffff8aa26380 RDI: ffffffff8aa26340
RBP: 1ffffffff196c30c R08: ffffffff8d45a153 R09: 1ffffffff1a8b42a
R10: dffffc0000000000 R11: fffffbfff1a8b42b R12: dffffc0000000000
R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908
FS: 0000000000000000(0000) GS:ffff8881281a6000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
start_kernel+0x1cb/0x400 init/main.c:1003
x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:308
x86_64_start_kernel+0x66/0x70 arch/x86/kernel/head64.c:289
common_startup_64+0x13e/0x147
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:init_IRQ+0x1b7/0x1c0 arch/x86/kernel/irqinit.c:90
Code: 5d 41 5e 41 5f 5d 2e e9 27 03 9c fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 2f d7 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082
RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000
RDX: ffff888140403280 RSI: ffffffff8aa26380 RDI: ffffffff8aa26340
RBP: 1ffffffff196c30c R08: ffffffff8d45a153 R09: 1ffffffff1a8b42a
R10: dffffc0000000000 R11: fffffbfff1a8b42b R12: dffffc0000000000
R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908
FS: 0000000000000000(0000) GS:ffff8881281a6000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "root@10.128.1.155" "pwd"]: exit status 255
ssh: connect to host 10.128.1.155 port 22: Connection timed out
Pseudo-terminal will not be allocated because stdin is not a terminal.
Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (ECDSA) to the list of known hosts.
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000200000000 = 8192 MiB
CPUs found: 2 Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID bc75221c-bda7-2114-023c-35d84fbe4d56
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=4194304 = 2048 MiB
drive 0x000f27f0: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...
[ 0.000000][ T0] Linux version 6.15.0-rc5-next-20250509-syzkaller-10031-ged61cb3d78d5 (syzkaller@syzkaller) (Debian clang version 20.1.2 (++20250402124445+58df0ef89dd6-1~exp1~20250402004600.97), Debian LLD 20.1.2) #0 SMP PREEMPT_DYNAMIC now
[ 0.000000][ T0] Command line: BOOT_IMAGE=/boot/bzImage root=/dev/sda1 console=ttyS0
[ 0.000000][ T0] KERNEL supported cpus:
[ 0.000000][ T0] Intel GenuineIntel
[ 0.000000][ T0] AMD AuthenticAMD
[ 0.000000][ T0] x86/CPU: Model not found in laserialport: Connected to syzkaller.us-central1-c.ci-upstream-linux-next-kasan-gce-root-test-job-parallel-0 port 1 (session ID: c1f150da972bd333b2c2858feb577185ab158e9bfdc736a31e0ef4c1051885d4, active connections: 1).
test microcode list
[ 0.000000][ T0] BIOS-provided physical RAM map:
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved
[ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000023fffffff] usable
[ 0.000000][ T0] printk: legacy bootconsole [earlyser0] enabled
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] ERROR: earlyprintk= earlyser already used
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** This system shows unhashed kernel memory addresses **
[ 0.000000][ T0] ** via the console, logs, and other interfaces. This **
[ 0.000000][ T0] ** might reduce the security of your system. **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** If you see this message and you are not debugging **
[ 0.000000][ T0] ** the kernel, report this immediately to your system **
[ 0.000000][ T0] ** administrator! **
[ 0.000000][ T0] ** **
[ 0.000000][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE **
[ 0.000000][ T0] **********************************************************
[ 0.000000][ T0] Malformed early option 'vsyscall'
[ 0.000000][ T0] nopcid: PCID feature disabled
[ 0.000000][ T0] NX (Execute Disable) protection: active
[ 0.000000][ T0] APIC: Static calls initialized
[ 0.000000][ T0] SMBIOS 2.4 present.
[ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 0.000000][ T0] DMI: Memory slots populated: 1/1
[ 0.000000][ T0] Hypervisor detected: KVM
[ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00
[ 0.000003][ T0] kvm-clock: using sched offset of 4080474907 cycles
[ 0.000809][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns
[ 0.003769][ T0] tsc: Detected 2200.154 MHz processor
[ 0.005652][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000
[ 0.006591][ T0] MTRR map: 4 entries (3 fixed + 1 variable; max 19), built from 8 variable MTRRs
[ 0.007971][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT
[ 0.009245][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000
[ 0.015206][ T0] found SMP MP-table at [mem 0x000f2ab0-0x000f2abf]
[ 0.016179][ T0] Using GB pages for direct mapping
[ 0.018969][ T0] ACPI: Early table checksum verification disabled
[ 0.020291][ T0] ACPI: RSDP 0x00000000000F2830 000014 (v00 Google)
[ 0.021525][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[ 0.023001][ T0] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[ 0.024487][ T0] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[ 0.025779][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.026551][ T0] ACPI: FACS 0x00000000BFFFD880 000040
[ 0.027406][ T0] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[ 0.028790][ T0] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[ 0.030256][ T0] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[ 0.031550][ T0] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[ 0.032771][ T0] ACPI: Reserving FACP table memory at [mem 0xbffff330-0xbffff423]
[ 0.033833][ T0] ACPI: Reserving DSDT table memory at [mem 0xbfffd8c0-0xbffff323]
[ 0.035003][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.036078][ T0] ACPI: Reserving FACS table memory at [mem 0xbfffd880-0xbfffd8bf]
[ 0.037226][ T0] ACPI: Reserving SRAT table memory at [mem 0xbffffe60-0xbfffff27]
[ 0.038384][ T0] ACPI: Reserving APIC table memory at [mem 0xbffffdb0-0xbffffe25]
[ 0.039675][ T0] ACPI: Reserving SSDT table memory at [mem 0xbffff430-0xbffffdaf]
[ 0.040682][ T0] ACPI: Reserving WAET table memory at [mem 0xbffffe30-0xbffffe57]
[ 0.041809][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff]
[ 0.043071][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff]
[ 0.044094][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff]
[ 0.045136][ T0] NUMA: Node 0 [mem 0x00001000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00001000-0xbfffffff]
[ 0.046946][ T0] NUMA: Node 0 [mem 0x00001000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00001000-0x23fffffff]
[ 0.048562][ T0] Faking node 0 at [mem 0x0000000000001000-0x0000000140000fff] (5120MB)
[ 0.049954][ T0] Faking node 1 at [mem 0x0000000140001000-0x000000023fffffff] (4095MB)
[ 0.051185][ T0] NODE_DATA(0) allocated [mem 0x13fffb400-0x140000fff]
[ 0.053043][ T0] NODE_DATA(1) allocated [mem 0x23fff7400-0x23fffcfff]
[ 0.093721][ T0] Zone ranges:
[ 0.094467][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff]
[ 0.095709][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff]
[ 0.096747][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff]
[ 0.097742][ T0] Device empty
[ 0.098246][ T0] Movable zone start for each node
[ 0.098934][ T0] Early memory node ranges
[ 0.099525][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff]
[ 0.100517][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff]
[ 0.101595][ T0] node 0: [mem 0x0000000100000000-0x0000000140000fff]
[ 0.102565][ T0] node 1: [mem 0x0000000140001000-0x000000023fffffff]
[ 0.104093][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x0000000140000fff]
[ 0.105351][ T0] Initmem setup node 1 [mem 0x0000000140001000-0x000000023fffffff]
[ 0.106489][ T0] On node 0, zone DMA: 1 pages in unavailable ranges
[ 0.107692][ T0] On node 0, zone DMA: 97 pages in unavailable ranges
[ 0.157697][ T0] On node 0, zone Normal: 3 pages in unavailable ranges
[ 0.524405][ T0] kasan: KernelAddressSanitizer initialized
[ 0.526148][ T0] ACPI: PM-Timer IO Port: 0xb008
[ 0.527327][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1])
[ 0.528465][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23
[ 0.529606][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level)
[ 0.530590][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[ 0.531609][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level)
[ 0.532897][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level)
[ 0.534028][ T0] ACPI: Using ACPI (MADT) for SMP configuration information
[ 0.535395][ T0] CPU topo: Max. logical packages: 1
[ 0.536464][ T0] CPU topo: Max. logical dies: 1
[ 0.537476][ T0] CPU topo: Max. dies per package: 1
[ 0.538520][ T0] CPU topo: Max. threads per core: 2
[ 0.539347][ T0] CPU topo: Num. cores per package: 1
[ 0.540244][ T0] CPU topo: Num. threads per package: 2
[ 0.541007][ T0] CPU topo: Allowing 2 present CPUs plus 0 hotplug CPUs
[ 0.542466][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff]
[ 0.544215][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x000fffff]
[ 0.545492][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xffffffff]
[ 0.546698][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices
[ 0.547652][ T0] Booting paravirtualized kernel on KVM
[ 0.548495][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.634166][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:2
[ 0.636339][ T0] percpu: Embedded 70 pages/cpu s246024 r8192 d32504 u1048576
[ 0.637600][ T0] kvm-guest: PV spinlocks enabled
[ 0.638337][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear)
[ 0.639524][ T0] Kernel command line: earlyprintk=serial net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 binder.debug_mask=0 rcupdate.rcu_expedited=1 rcupdate.rcu_cpu_stall_cputime=1 no_hash_pointers page_owner=on sysctl.vm.nr_hugepages=4 sysctl.vm.nr_overcommit_hugepages=4 secretmem.enable=1 sysctl.max_rcu_stall_to_panic=1 msr.allow_writes=off coredump_filter=0xffff root=/dev/sda console=ttyS0 vsyscall=native numa=fake=2 kvm-intel.nested=1 spec_store_bypass_disable=prctl nopcid vivid.n_devs=64 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=32 rose.rose_ndevs=32 smp.csd_lock_timeout=100000 watchdog_thresh=55 workqueue.watchdog_thresh=140 sysctl.net.core.netdev_unregister_timeout_secs=140 dummy_hcd.num=32 max_loop=32 nbds_max=32 panic_on_warn
[ 0.642123][ T0] Unknown kernel command line parameters "spec_store_bypass_disable=prctl nbds_max=32 BOOT_IMAGE=/boot/bzImage", will be passed to user space.
[ 0.659509][ T0] random: crng init done
[ 0.660072][ T0] printk: log buffer data + meta data: 262144 + 917504 = 1179648 bytes
[ 0.661448][ T0] software IO TLB: area num 2.
[ 0.690516][ T0] Fallback order for Node 0: 0 1
[ 0.690530][ T0] Fallback order for Node 1: 1 0
[ 0.690537][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2097051
[ 0.693456][ T0] Policy zone: Normal
[ 0.694784][ T0] mem auto-init: stack:all(zero), heap alloc:on, heap free:off
[ 0.696078][ T0] stackdepot: allocating hash table via alloc_large_system_hash
[ 0.697072][ T0] stackdepot hash table entries: 1048576 (order: 12, 16777216 bytes, linear)
[ 1.409091][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2
[ 1.526903][ T0] allocated 167772160 bytes of page_ext
[ 1.527780][ T0] Node 0, zone DMA: page owner found early allocated 0 pages
[ 1.540753][ T0] Node 0, zone DMA32: page owner found early allocated 21222 pages
[ 1.546724][ T0] Node 0, zone Normal: page owner found early allocated 0 pages
[ 1.557015][ T0] Node 1, zone Normal: page owner found early allocated 19843 pages
[ 1.558716][ T0] Kernel/User page tables isolation: enabled
[ 1.561214][ T0] Dynamic Preempt: full
[ 1.563003][ T0] Running RCU self tests
[ 1.563568][ T0] Running RCU synchronous self tests
[ 1.564682][ T0] rcu: Preemptible hierarchical RCU implementation.
[ 1.565827][ T0] rcu: RCU lockdep checking is enabled.
[ 1.567504][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2.
[ 1.569072][ T0] rcu: RCU callback double-/use-after-free debug is enabled.
[ 1.570374][ T0] rcu: RCU debug extended QS entry/exit.
[ 1.571210][ T0] All grace periods are expedited (rcu_expedited).
[ 1.572162][ T0] Trampoline variant of Tasks RCU enabled.
[ 1.573136][ T0] Tracing variant of Tasks RCU enabled.
[ 1.573954][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies.
[ 1.575422][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2
[ 1.576751][ T0] Running RCU synchronous self tests
[ 1.577729][ T0] RCU Tasks: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
[ 1.580406][ T0] RCU Tasks Trace: Setting shift to 1 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=2.
[ 1.682416][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16
[ 1.684519][ T0] ------------[ cut here ]------------
[ 1.685417][ T0] kernel BUG at arch/x86/kernel/irqinit.c:90!
[ 1.686241][ T0] Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
[ 1.687271][ T0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc5-next-20250509-syzkaller-10031-ged61cb3d78d5 #0 PREEMPT(full)
[ 1.690049][ T0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
[ 1.692130][ T0] RIP: 0010:init_IRQ+0x1b7/0x1c0
[ 1.692827][ T0] Code: 5d 41 5e 41 5f 5d 2e e9 27 03 9c fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 2f d7 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
[ 1.696504][ T0] RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082
[ 1.697884][ T0] RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000
[ 1.698976][ T0] RDX: ffff888140403280 RSI: ffffffff8aa26380 RDI: ffffffff8aa26340
[ 1.700302][ T0] RBP: 1ffffffff196c30c R08: ffffffff8d45a153 R09: 1ffffffff1a8b42a
[ 1.701590][ T0] R10: dffffc0000000000 R11: fffffbfff1a8b42b R12: dffffc0000000000
[ 1.702839][ T0] R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908
[ 1.704220][ T0] FS: 0000000000000000(0000) GS:ffff8881281a6000(0000) knlGS:0000000000000000
[ 1.705850][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.706712][ T0] CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0
[ 1.707906][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1.709187][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1.711053][ T0] Call Trace:
[ 1.711530][ T0]
[ 1.711984][ T0] start_kernel+0x1cb/0x400
[ 1.712577][ T0] x86_64_start_reservations+0x2a/0x30
[ 1.713505][ T0] x86_64_start_kernel+0x66/0x70
[ 1.714270][ T0] common_startup_64+0x13e/0x147
[ 1.715234][ T0]
[ 1.715743][ T0] Modules linked in:
[ 1.716554][ T0] ---[ end trace 0000000000000000 ]---
[ 1.717701][ T0] RIP: 0010:init_IRQ+0x1b7/0x1c0
[ 1.718447][ T0] Code: 5d 41 5e 41 5f 5d 2e e9 27 03 9c fa 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c a8 fe ff ff 48 89 df e8 2f d7 64 f2 e9 9b fe ff ff 90 <0f> 0b 0f 1f 80 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90
[ 1.721024][ T0] RSP: 0000:ffffffff8ca07ee0 EFLAGS: 00010082
[ 1.722168][ T0] RAX: 00000000fffffff4 RBX: 0000000000000010 RCX: 0000000000000000
[ 1.723599][ T0] RDX: ffff888140403280 RSI: ffffffff8aa26380 RDI: ffffffff8aa26340
[ 1.724658][ T0] RBP: 1ffffffff196c30c R08: ffffffff8d45a153 R09: 1ffffffff1a8b42a
[ 1.725811][ T0] R10: dffffc0000000000 R11: fffffbfff1a8b42b R12: dffffc0000000000
[ 1.726863][ T0] R13: 0000004000000000 R14: ffffffff8cb61900 R15: ffff8880b8a22908
[ 1.728045][ T0] FS: 0000000000000000(0000) GS:ffff8881281a6000(0000) knlGS:0000000000000000
[ 1.729764][ T0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1.731063][ T0] CR2: ffff88823ffff000 CR3: 000000000cb2e000 CR4: 00000000000000b0
[ 1.732354][ T0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 1.733878][ T0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 1.735189][ T0] Kernel panic - not syncing: Fatal exception
[ 1.736113][ T0] Rebooting in 86400 seconds..
syzkaller build log:
go env (err=)
GO111MODULE='auto'
GOARCH='amd64'
GOBIN=''
GOCACHE='/syzkaller/.cache/go-build'
GOENV='/syzkaller/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMODCACHE='/syzkaller/jobs-2/linux/gopath/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='/syzkaller/jobs-2/linux/gopath'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.22.7'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='gcc'
CXX='g++'
CGO_ENABLED='1'
GOMOD='/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/go.mod'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -pthread -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1686180827=/tmp/go-build -gno-record-gcc-switches'
git status (err=)
HEAD detached at cd6fc0a3018
nothing to commit, working tree clean
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
go list -f '{{.Stale}}' ./sys/syz-sysgen | grep -q false || go install ./sys/syz-sysgen
make .descriptions
tput: No value for $TERM and no -T specified
tput: No value for $TERM and no -T specified
Makefile:31: run command via tools/syz-env for best compatibility, see:
Makefile:32: https://github.com/google/syzkaller/blob/master/docs/contributing.md#using-syz-env
bin/syz-sysgen
go fmt ./sys/... >/dev/null
touch .descriptions
GOOS=linux GOARCH=amd64 go build "-ldflags=-s -w -X github.com/google/syzkaller/prog.GitRevision=cd6fc0a3018e5d793bdcca6530622493f5e88307 -X 'github.com/google/syzkaller/prog.gitRevisionDate=20241018-123137'" "-tags=syz_target syz_os_linux syz_arch_amd64 " -o ./bin/linux_amd64/syz-execprog github.com/google/syzkaller/tools/syz-execprog
mkdir -p ./bin/linux_amd64
g++ -o ./bin/linux_amd64/syz-executor executor/executor.cc \
-m64 -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-stringop-overflow -Wno-array-bounds -Wno-format-overflow -Wno-unused-but-set-variable -Wno-unused-command-line-argument -static-pie -std=c++17 -I. -Iexecutor/_include -fpermissive -w -DGOOS_linux=1 -DGOARCH_amd64=1 \
-DHOSTGOOS_linux=1 -DGIT_REVISION=\"cd6fc0a3018e5d793bdcca6530622493f5e88307\"
/usr/bin/ld: /tmp/ccvDAwhX.o: in function `test_cover_filter()':
executor.cc:(.text+0x1424b): warning: the use of `tempnam' is dangerous, better use `mkstemp'
/usr/bin/ld: /tmp/ccvDAwhX.o: in function `Connection::Connect(char const*, char const*)':
executor.cc:(.text._ZN10Connection7ConnectEPKcS1_[_ZN10Connection7ConnectEPKcS1_]+0x104): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking